diff options
Diffstat (limited to 'drivers/net/ethernet')
151 files changed, 3713 insertions, 628 deletions
diff --git a/drivers/net/ethernet/3com/3c59x.c b/drivers/net/ethernet/3com/3c59x.c index 61477b8e8d24..059c7414e303 100644 --- a/drivers/net/ethernet/3com/3c59x.c +++ b/drivers/net/ethernet/3com/3c59x.c @@ -375,7 +375,7 @@ static struct vortex_chip_info { }; -static DEFINE_PCI_DEVICE_TABLE(vortex_pci_tbl) = { +static const struct pci_device_id vortex_pci_tbl[] = { { 0x10B7, 0x5900, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CH_3C590 }, { 0x10B7, 0x5920, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CH_3C592 }, { 0x10B7, 0x5970, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CH_3C597 }, diff --git a/drivers/net/ethernet/3com/typhoon.c b/drivers/net/ethernet/3com/typhoon.c index e13b04624ded..48775b88bac7 100644 --- a/drivers/net/ethernet/3com/typhoon.c +++ b/drivers/net/ethernet/3com/typhoon.c @@ -203,7 +203,7 @@ static struct typhoon_card_info typhoon_card_info[] = { * bit 8 indicates if this is a (0) copper or (1) fiber card * bits 12-16 indicate card type: (0) client and (1) server */ -static DEFINE_PCI_DEVICE_TABLE(typhoon_pci_tbl) = { +static const struct pci_device_id typhoon_pci_tbl[] = { { PCI_VENDOR_ID_3COM, PCI_DEVICE_ID_3COM_3CR990, PCI_ANY_ID, PCI_ANY_ID, 0, 0,TYPHOON_TX }, { PCI_VENDOR_ID_3COM, PCI_DEVICE_ID_3COM_3CR990_TX_95, diff --git a/drivers/net/ethernet/8390/Kconfig b/drivers/net/ethernet/8390/Kconfig index 0988811f4e40..2d89bd00de61 100644 --- a/drivers/net/ethernet/8390/Kconfig +++ b/drivers/net/ethernet/8390/Kconfig @@ -91,7 +91,8 @@ config MCF8390 config NE2000 tristate "NE2000/NE1000 support" - depends on (ISA || (Q40 && m) || M32R || MACH_TX49XX) + depends on (ISA || (Q40 && m) || M32R || MACH_TX49XX || \ + ATARI_ETHERNEC) select CRC32 ---help--- If you have a network (Ethernet) card of this type, say Y and read diff --git a/drivers/net/ethernet/8390/axnet_cs.c b/drivers/net/ethernet/8390/axnet_cs.c index 73c57a4a7b9e..7769c05543f1 100644 --- a/drivers/net/ethernet/8390/axnet_cs.c +++ b/drivers/net/ethernet/8390/axnet_cs.c @@ -108,7 +108,7 @@ static u32 axnet_msg_enable; /*====================================================================*/ -typedef struct axnet_dev_t { +struct axnet_dev { struct pcmcia_device *p_dev; caddr_t base; struct timer_list watchdog; @@ -118,9 +118,9 @@ typedef struct axnet_dev_t { int phy_id; int flags; int active_low; -} axnet_dev_t; +}; -static inline axnet_dev_t *PRIV(struct net_device *dev) +static inline struct axnet_dev *PRIV(struct net_device *dev) { void *p = (char *)netdev_priv(dev) + sizeof(struct ei_device); return p; @@ -141,13 +141,13 @@ static const struct net_device_ops axnet_netdev_ops = { static int axnet_probe(struct pcmcia_device *link) { - axnet_dev_t *info; + struct axnet_dev *info; struct net_device *dev; struct ei_device *ei_local; dev_dbg(&link->dev, "axnet_attach()\n"); - dev = alloc_etherdev(sizeof(struct ei_device) + sizeof(axnet_dev_t)); + dev = alloc_etherdev(sizeof(struct ei_device) + sizeof(struct axnet_dev)); if (!dev) return -ENOMEM; @@ -274,7 +274,7 @@ static int axnet_configcheck(struct pcmcia_device *p_dev, void *priv_data) static int axnet_config(struct pcmcia_device *link) { struct net_device *dev = link->priv; - axnet_dev_t *info = PRIV(dev); + struct axnet_dev *info = PRIV(dev); int i, j, j2, ret; dev_dbg(&link->dev, "axnet_config(0x%p)\n", link); @@ -389,7 +389,7 @@ static int axnet_suspend(struct pcmcia_device *link) static int axnet_resume(struct pcmcia_device *link) { struct net_device *dev = link->priv; - axnet_dev_t *info = PRIV(dev); + struct axnet_dev *info = PRIV(dev); if (link->open) { if (info->active_low == 1) @@ -467,7 +467,7 @@ static void mdio_write(unsigned int addr, int phy_id, int loc, int value) static int axnet_open(struct net_device *dev) { int ret; - axnet_dev_t *info = PRIV(dev); + struct axnet_dev *info = PRIV(dev); struct pcmcia_device *link = info->p_dev; unsigned int nic_base = dev->base_addr; @@ -497,7 +497,7 @@ static int axnet_open(struct net_device *dev) static int axnet_close(struct net_device *dev) { - axnet_dev_t *info = PRIV(dev); + struct axnet_dev *info = PRIV(dev); struct pcmcia_device *link = info->p_dev; dev_dbg(&link->dev, "axnet_close('%s')\n", dev->name); @@ -554,7 +554,7 @@ static irqreturn_t ei_irq_wrapper(int irq, void *dev_id) static void ei_watchdog(u_long arg) { struct net_device *dev = (struct net_device *)(arg); - axnet_dev_t *info = PRIV(dev); + struct axnet_dev *info = PRIV(dev); unsigned int nic_base = dev->base_addr; unsigned int mii_addr = nic_base + AXNET_MII_EEP; u_short link; @@ -610,7 +610,7 @@ reschedule: static int axnet_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) { - axnet_dev_t *info = PRIV(dev); + struct axnet_dev *info = PRIV(dev); struct mii_ioctl_data *data = if_mii(rq); unsigned int mii_addr = dev->base_addr + AXNET_MII_EEP; switch (cmd) { @@ -1452,7 +1452,7 @@ static void ei_receive(struct net_device *dev) static void ei_rx_overrun(struct net_device *dev) { - axnet_dev_t *info = PRIV(dev); + struct axnet_dev *info = PRIV(dev); long e8390_base = dev->base_addr; unsigned char was_txing, must_resend = 0; struct ei_device *ei_local = netdev_priv(dev); @@ -1624,7 +1624,7 @@ static void set_multicast_list(struct net_device *dev) static void AX88190_init(struct net_device *dev, int startp) { - axnet_dev_t *info = PRIV(dev); + struct axnet_dev *info = PRIV(dev); long e8390_base = dev->base_addr; struct ei_device *ei_local = netdev_priv(dev); int i; diff --git a/drivers/net/ethernet/8390/ne.c b/drivers/net/ethernet/8390/ne.c index 58eaa8f34942..de566fb6e0f7 100644 --- a/drivers/net/ethernet/8390/ne.c +++ b/drivers/net/ethernet/8390/ne.c @@ -169,6 +169,8 @@ bad_clone_list[] __initdata = { #elif defined(CONFIG_PLAT_OAKS32R) || \ defined(CONFIG_MACH_TX49XX) # define DCR_VAL 0x48 /* 8-bit mode */ +#elif defined(CONFIG_ATARI) /* 8-bit mode on Atari, normal on Q40 */ +# define DCR_VAL (MACH_IS_ATARI ? 0x48 : 0x49) #else # define DCR_VAL 0x49 #endif diff --git a/drivers/net/ethernet/8390/ne2k-pci.c b/drivers/net/ethernet/8390/ne2k-pci.c index f395c967262e..89c8d9fc97de 100644 --- a/drivers/net/ethernet/8390/ne2k-pci.c +++ b/drivers/net/ethernet/8390/ne2k-pci.c @@ -135,7 +135,7 @@ static struct { }; -static DEFINE_PCI_DEVICE_TABLE(ne2k_pci_tbl) = { +static const struct pci_device_id ne2k_pci_tbl[] = { { 0x10ec, 0x8029, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CH_RealTek_RTL_8029 }, { 0x1050, 0x0940, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CH_Winbond_89C940 }, { 0x11f6, 0x1401, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CH_Compex_RL2000 }, diff --git a/drivers/net/ethernet/8390/pcnet_cs.c b/drivers/net/ethernet/8390/pcnet_cs.c index ca3c2b921cf6..9fb7b9d4fd6c 100644 --- a/drivers/net/ethernet/8390/pcnet_cs.c +++ b/drivers/net/ethernet/8390/pcnet_cs.c @@ -111,11 +111,11 @@ static void pcnet_detach(struct pcmcia_device *p_dev); /*====================================================================*/ -typedef struct hw_info_t { +struct hw_info { u_int offset; u_char a0, a1, a2; u_int flags; -} hw_info_t; +}; #define DELAY_OUTPUT 0x01 #define HAS_MISC_REG 0x02 @@ -132,7 +132,7 @@ typedef struct hw_info_t { #define MII_PHYID_REG1 0x02 #define MII_PHYID_REG2 0x03 -static hw_info_t hw_info[] = { +static struct hw_info hw_info[] = { { /* Accton EN2212 */ 0x0ff0, 0x00, 0x00, 0xe8, DELAY_OUTPUT }, { /* Allied Telesis LA-PCM */ 0x0ff0, 0x00, 0x00, 0xf4, 0 }, { /* APEX MultiCard */ 0x03f4, 0x00, 0x20, 0xe5, 0 }, @@ -196,11 +196,11 @@ static hw_info_t hw_info[] = { #define NR_INFO ARRAY_SIZE(hw_info) -static hw_info_t default_info = { 0, 0, 0, 0, 0 }; -static hw_info_t dl10019_info = { 0, 0, 0, 0, IS_DL10019|HAS_MII }; -static hw_info_t dl10022_info = { 0, 0, 0, 0, IS_DL10022|HAS_MII }; +static struct hw_info default_info = { 0, 0, 0, 0, 0 }; +static struct hw_info dl10019_info = { 0, 0, 0, 0, IS_DL10019|HAS_MII }; +static struct hw_info dl10022_info = { 0, 0, 0, 0, IS_DL10022|HAS_MII }; -typedef struct pcnet_dev_t { +struct pcnet_dev { struct pcmcia_device *p_dev; u_int flags; void __iomem *base; @@ -210,12 +210,12 @@ typedef struct pcnet_dev_t { u_char eth_phy, pna_phy; u_short link_status; u_long mii_reset; -} pcnet_dev_t; +}; -static inline pcnet_dev_t *PRIV(struct net_device *dev) +static inline struct pcnet_dev *PRIV(struct net_device *dev) { char *p = netdev_priv(dev); - return (pcnet_dev_t *)(p + sizeof(struct ei_device)); + return (struct pcnet_dev *)(p + sizeof(struct ei_device)); } static const struct net_device_ops pcnet_netdev_ops = { @@ -237,13 +237,13 @@ static const struct net_device_ops pcnet_netdev_ops = { static int pcnet_probe(struct pcmcia_device *link) { - pcnet_dev_t *info; + struct pcnet_dev *info; struct net_device *dev; dev_dbg(&link->dev, "pcnet_attach()\n"); /* Create new ethernet device */ - dev = __alloc_ei_netdev(sizeof(pcnet_dev_t)); + dev = __alloc_ei_netdev(sizeof(struct pcnet_dev)); if (!dev) return -ENOMEM; info = PRIV(dev); info->p_dev = link; @@ -276,7 +276,7 @@ static void pcnet_detach(struct pcmcia_device *link) ======================================================================*/ -static hw_info_t *get_hwinfo(struct pcmcia_device *link) +static struct hw_info *get_hwinfo(struct pcmcia_device *link) { struct net_device *dev = link->priv; u_char __iomem *base, *virt; @@ -317,7 +317,7 @@ static hw_info_t *get_hwinfo(struct pcmcia_device *link) ======================================================================*/ -static hw_info_t *get_prom(struct pcmcia_device *link) +static struct hw_info *get_prom(struct pcmcia_device *link) { struct net_device *dev = link->priv; unsigned int ioaddr = dev->base_addr; @@ -371,7 +371,7 @@ static hw_info_t *get_prom(struct pcmcia_device *link) ======================================================================*/ -static hw_info_t *get_dl10019(struct pcmcia_device *link) +static struct hw_info *get_dl10019(struct pcmcia_device *link) { struct net_device *dev = link->priv; int i; @@ -393,7 +393,7 @@ static hw_info_t *get_dl10019(struct pcmcia_device *link) ======================================================================*/ -static hw_info_t *get_ax88190(struct pcmcia_device *link) +static struct hw_info *get_ax88190(struct pcmcia_device *link) { struct net_device *dev = link->priv; unsigned int ioaddr = dev->base_addr; @@ -424,7 +424,7 @@ static hw_info_t *get_ax88190(struct pcmcia_device *link) ======================================================================*/ -static hw_info_t *get_hwired(struct pcmcia_device *link) +static struct hw_info *get_hwired(struct pcmcia_device *link) { struct net_device *dev = link->priv; int i; @@ -489,12 +489,12 @@ static int pcnet_confcheck(struct pcmcia_device *p_dev, void *priv_data) return try_io_port(p_dev); } -static hw_info_t *pcnet_try_config(struct pcmcia_device *link, - int *has_shmem, int try) +static struct hw_info *pcnet_try_config(struct pcmcia_device *link, + int *has_shmem, int try) { struct net_device *dev = link->priv; - hw_info_t *local_hw_info; - pcnet_dev_t *info = PRIV(dev); + struct hw_info *local_hw_info; + struct pcnet_dev *info = PRIV(dev); int priv = try; int ret; @@ -553,10 +553,10 @@ static hw_info_t *pcnet_try_config(struct pcmcia_device *link, static int pcnet_config(struct pcmcia_device *link) { struct net_device *dev = link->priv; - pcnet_dev_t *info = PRIV(dev); + struct pcnet_dev *info = PRIV(dev); int start_pg, stop_pg, cm_offset; int has_shmem = 0; - hw_info_t *local_hw_info; + struct hw_info *local_hw_info; struct ei_device *ei_local; dev_dbg(&link->dev, "pcnet_config\n"); @@ -639,7 +639,7 @@ failed: static void pcnet_release(struct pcmcia_device *link) { - pcnet_dev_t *info = PRIV(link->priv); + struct pcnet_dev *info = PRIV(link->priv); dev_dbg(&link->dev, "pcnet_release\n"); @@ -836,7 +836,7 @@ static void write_asic(unsigned int ioaddr, int location, short asic_data) static void set_misc_reg(struct net_device *dev) { unsigned int nic_base = dev->base_addr; - pcnet_dev_t *info = PRIV(dev); + struct pcnet_dev *info = PRIV(dev); u_char tmp; if (info->flags & HAS_MISC_REG) { @@ -873,7 +873,7 @@ static void set_misc_reg(struct net_device *dev) static void mii_phy_probe(struct net_device *dev) { - pcnet_dev_t *info = PRIV(dev); + struct pcnet_dev *info = PRIV(dev); unsigned int mii_addr = dev->base_addr + DLINK_GPIO; int i; u_int tmp, phyid; @@ -898,7 +898,7 @@ static void mii_phy_probe(struct net_device *dev) static int pcnet_open(struct net_device *dev) { int ret; - pcnet_dev_t *info = PRIV(dev); + struct pcnet_dev *info = PRIV(dev); struct pcmcia_device *link = info->p_dev; unsigned int nic_base = dev->base_addr; @@ -931,7 +931,7 @@ static int pcnet_open(struct net_device *dev) static int pcnet_close(struct net_device *dev) { - pcnet_dev_t *info = PRIV(dev); + struct pcnet_dev *info = PRIV(dev); struct pcmcia_device *link = info->p_dev; dev_dbg(&link->dev, "pcnet_close('%s')\n", dev->name); @@ -982,7 +982,7 @@ static void pcnet_reset_8390(struct net_device *dev) static int set_config(struct net_device *dev, struct ifmap *map) { - pcnet_dev_t *info = PRIV(dev); + struct pcnet_dev *info = PRIV(dev); if ((map->port != (u_char)(-1)) && (map->port != dev->if_port)) { if (!(info->flags & HAS_MISC_REG)) return -EOPNOTSUPP; @@ -1000,7 +1000,7 @@ static int set_config(struct net_device *dev, struct ifmap *map) static irqreturn_t ei_irq_wrapper(int irq, void *dev_id) { struct net_device *dev = dev_id; - pcnet_dev_t *info; + struct pcnet_dev *info; irqreturn_t ret = ei_interrupt(irq, dev_id); if (ret == IRQ_HANDLED) { @@ -1013,7 +1013,7 @@ static irqreturn_t ei_irq_wrapper(int irq, void *dev_id) static void ei_watchdog(u_long arg) { struct net_device *dev = (struct net_device *)arg; - pcnet_dev_t *info = PRIV(dev); + struct pcnet_dev *info = PRIV(dev); unsigned int nic_base = dev->base_addr; unsigned int mii_addr = nic_base + DLINK_GPIO; u_short link; @@ -1101,7 +1101,7 @@ reschedule: static int ei_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) { - pcnet_dev_t *info = PRIV(dev); + struct pcnet_dev *info = PRIV(dev); struct mii_ioctl_data *data = if_mii(rq); unsigned int mii_addr = dev->base_addr + DLINK_GPIO; @@ -1214,7 +1214,7 @@ static void dma_block_output(struct net_device *dev, int count, const u_char *buf, const int start_page) { unsigned int nic_base = dev->base_addr; - pcnet_dev_t *info = PRIV(dev); + struct pcnet_dev *info = PRIV(dev); #ifdef PCMCIA_DEBUG int retries = 0; struct ei_device *ei_local = netdev_priv(dev); @@ -1403,7 +1403,7 @@ static int setup_shmem_window(struct pcmcia_device *link, int start_pg, int stop_pg, int cm_offset) { struct net_device *dev = link->priv; - pcnet_dev_t *info = PRIV(dev); + struct pcnet_dev *info = PRIV(dev); int i, window_size, offset, ret; window_size = (stop_pg - start_pg) << 8; diff --git a/drivers/net/ethernet/Kconfig b/drivers/net/ethernet/Kconfig index edb718661850..dc7406c81c45 100644 --- a/drivers/net/ethernet/Kconfig +++ b/drivers/net/ethernet/Kconfig @@ -24,6 +24,7 @@ source "drivers/net/ethernet/allwinner/Kconfig" source "drivers/net/ethernet/alteon/Kconfig" source "drivers/net/ethernet/altera/Kconfig" source "drivers/net/ethernet/amd/Kconfig" +source "drivers/net/ethernet/apm/Kconfig" source "drivers/net/ethernet/apple/Kconfig" source "drivers/net/ethernet/arc/Kconfig" source "drivers/net/ethernet/atheros/Kconfig" diff --git a/drivers/net/ethernet/Makefile b/drivers/net/ethernet/Makefile index 58de3339ab3c..224a01877149 100644 --- a/drivers/net/ethernet/Makefile +++ b/drivers/net/ethernet/Makefile @@ -10,6 +10,7 @@ obj-$(CONFIG_NET_VENDOR_ALLWINNER) += allwinner/ obj-$(CONFIG_NET_VENDOR_ALTEON) += alteon/ obj-$(CONFIG_ALTERA_TSE) += altera/ obj-$(CONFIG_NET_VENDOR_AMD) += amd/ +obj-$(CONFIG_NET_XGENE) += apm/ obj-$(CONFIG_NET_VENDOR_APPLE) += apple/ obj-$(CONFIG_NET_VENDOR_ARC) += arc/ obj-$(CONFIG_NET_VENDOR_ATHEROS) += atheros/ diff --git a/drivers/net/ethernet/adaptec/starfire.c b/drivers/net/ethernet/adaptec/starfire.c index 40dbbf740331..ac7288240d55 100644 --- a/drivers/net/ethernet/adaptec/starfire.c +++ b/drivers/net/ethernet/adaptec/starfire.c @@ -285,7 +285,7 @@ enum chipset { CH_6915 = 0, }; -static DEFINE_PCI_DEVICE_TABLE(starfire_pci_tbl) = { +static const struct pci_device_id starfire_pci_tbl[] = { { PCI_VDEVICE(ADAPTEC, 0x6915), CH_6915 }, { 0, } }; diff --git a/drivers/net/ethernet/alteon/acenic.c b/drivers/net/ethernet/alteon/acenic.c index 9a6991be9749..b68074803de3 100644 --- a/drivers/net/ethernet/alteon/acenic.c +++ b/drivers/net/ethernet/alteon/acenic.c @@ -131,7 +131,7 @@ #define PCI_DEVICE_ID_SGI_ACENIC 0x0009 #endif -static DEFINE_PCI_DEVICE_TABLE(acenic_pci_tbl) = { +static const struct pci_device_id acenic_pci_tbl[] = { { PCI_VENDOR_ID_ALTEON, PCI_DEVICE_ID_ALTEON_ACENIC_FIBRE, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_NETWORK_ETHERNET << 8, 0xffff00, }, { PCI_VENDOR_ID_ALTEON, PCI_DEVICE_ID_ALTEON_ACENIC_COPPER, diff --git a/drivers/net/ethernet/amd/au1000_eth.c b/drivers/net/ethernet/amd/au1000_eth.c index a78e4c136959..31c48a7ac2b6 100644 --- a/drivers/net/ethernet/amd/au1000_eth.c +++ b/drivers/net/ethernet/amd/au1000_eth.c @@ -89,6 +89,124 @@ MODULE_DESCRIPTION(DRV_DESC); MODULE_LICENSE("GPL"); MODULE_VERSION(DRV_VERSION); +/* AU1000 MAC registers and bits */ +#define MAC_CONTROL 0x0 +# define MAC_RX_ENABLE (1 << 2) +# define MAC_TX_ENABLE (1 << 3) +# define MAC_DEF_CHECK (1 << 5) +# define MAC_SET_BL(X) (((X) & 0x3) << 6) +# define MAC_AUTO_PAD (1 << 8) +# define MAC_DISABLE_RETRY (1 << 10) +# define MAC_DISABLE_BCAST (1 << 11) +# define MAC_LATE_COL (1 << 12) +# define MAC_HASH_MODE (1 << 13) +# define MAC_HASH_ONLY (1 << 15) +# define MAC_PASS_ALL (1 << 16) +# define MAC_INVERSE_FILTER (1 << 17) +# define MAC_PROMISCUOUS (1 << 18) +# define MAC_PASS_ALL_MULTI (1 << 19) +# define MAC_FULL_DUPLEX (1 << 20) +# define MAC_NORMAL_MODE 0 +# define MAC_INT_LOOPBACK (1 << 21) +# define MAC_EXT_LOOPBACK (1 << 22) +# define MAC_DISABLE_RX_OWN (1 << 23) +# define MAC_BIG_ENDIAN (1 << 30) +# define MAC_RX_ALL (1 << 31) +#define MAC_ADDRESS_HIGH 0x4 +#define MAC_ADDRESS_LOW 0x8 +#define MAC_MCAST_HIGH 0xC +#define MAC_MCAST_LOW 0x10 +#define MAC_MII_CNTRL 0x14 +# define MAC_MII_BUSY (1 << 0) +# define MAC_MII_READ 0 +# define MAC_MII_WRITE (1 << 1) +# define MAC_SET_MII_SELECT_REG(X) (((X) & 0x1f) << 6) +# define MAC_SET_MII_SELECT_PHY(X) (((X) & 0x1f) << 11) +#define MAC_MII_DATA 0x18 +#define MAC_FLOW_CNTRL 0x1C +# define MAC_FLOW_CNTRL_BUSY (1 << 0) +# define MAC_FLOW_CNTRL_ENABLE (1 << 1) +# define MAC_PASS_CONTROL (1 << 2) +# define MAC_SET_PAUSE(X) (((X) & 0xffff) << 16) +#define MAC_VLAN1_TAG 0x20 +#define MAC_VLAN2_TAG 0x24 + +/* Ethernet Controller Enable */ +# define MAC_EN_CLOCK_ENABLE (1 << 0) +# define MAC_EN_RESET0 (1 << 1) +# define MAC_EN_TOSS (0 << 2) +# define MAC_EN_CACHEABLE (1 << 3) +# define MAC_EN_RESET1 (1 << 4) +# define MAC_EN_RESET2 (1 << 5) +# define MAC_DMA_RESET (1 << 6) + +/* Ethernet Controller DMA Channels */ +/* offsets from MAC_TX_RING_ADDR address */ +#define MAC_TX_BUFF0_STATUS 0x0 +# define TX_FRAME_ABORTED (1 << 0) +# define TX_JAB_TIMEOUT (1 << 1) +# define TX_NO_CARRIER (1 << 2) +# define TX_LOSS_CARRIER (1 << 3) +# define TX_EXC_DEF (1 << 4) +# define TX_LATE_COLL_ABORT (1 << 5) +# define TX_EXC_COLL (1 << 6) +# define TX_UNDERRUN (1 << 7) +# define TX_DEFERRED (1 << 8) +# define TX_LATE_COLL (1 << 9) +# define TX_COLL_CNT_MASK (0xF << 10) +# define TX_PKT_RETRY (1 << 31) +#define MAC_TX_BUFF0_ADDR 0x4 +# define TX_DMA_ENABLE (1 << 0) +# define TX_T_DONE (1 << 1) +# define TX_GET_DMA_BUFFER(X) (((X) >> 2) & 0x3) +#define MAC_TX_BUFF0_LEN 0x8 +#define MAC_TX_BUFF1_STATUS 0x10 +#define MAC_TX_BUFF1_ADDR 0x14 +#define MAC_TX_BUFF1_LEN 0x18 +#define MAC_TX_BUFF2_STATUS 0x20 +#define MAC_TX_BUFF2_ADDR 0x24 +#define MAC_TX_BUFF2_LEN 0x28 +#define MAC_TX_BUFF3_STATUS 0x30 +#define MAC_TX_BUFF3_ADDR 0x34 +#define MAC_TX_BUFF3_LEN 0x38 + +/* offsets from MAC_RX_RING_ADDR */ +#define MAC_RX_BUFF0_STATUS 0x0 +# define RX_FRAME_LEN_MASK 0x3fff +# define RX_WDOG_TIMER (1 << 14) +# define RX_RUNT (1 << 15) +# define RX_OVERLEN (1 << 16) +# define RX_COLL (1 << 17) +# define RX_ETHER (1 << 18) +# define RX_MII_ERROR (1 << 19) +# define RX_DRIBBLING (1 << 20) +# define RX_CRC_ERROR (1 << 21) +# define RX_VLAN1 (1 << 22) +# define RX_VLAN2 (1 << 23) +# define RX_LEN_ERROR (1 << 24) +# define RX_CNTRL_FRAME (1 << 25) +# define RX_U_CNTRL_FRAME (1 << 26) +# define RX_MCAST_FRAME (1 << 27) +# define RX_BCAST_FRAME (1 << 28) +# define RX_FILTER_FAIL (1 << 29) +# define RX_PACKET_FILTER (1 << 30) +# define RX_MISSED_FRAME (1 << 31) + +# define RX_ERROR (RX_WDOG_TIMER | RX_RUNT | RX_OVERLEN | \ + RX_COLL | RX_MII_ERROR | RX_CRC_ERROR | \ + RX_LEN_ERROR | RX_U_CNTRL_FRAME | RX_MISSED_FRAME) +#define MAC_RX_BUFF0_ADDR 0x4 +# define RX_DMA_ENABLE (1 << 0) +# define RX_T_DONE (1 << 1) +# define RX_GET_DMA_BUFFER(X) (((X) >> 2) & 0x3) +# define RX_SET_BUFF_ADDR(X) ((X) & 0xffffffc0) +#define MAC_RX_BUFF1_STATUS 0x10 +#define MAC_RX_BUFF1_ADDR 0x14 +#define MAC_RX_BUFF2_STATUS 0x20 +#define MAC_RX_BUFF2_ADDR 0x24 +#define MAC_RX_BUFF3_STATUS 0x30 +#define MAC_RX_BUFF3_ADDR 0x34 + /* * Theory of operation * @@ -152,10 +270,12 @@ static void au1000_enable_mac(struct net_device *dev, int force_reset) if (force_reset || (!aup->mac_enabled)) { writel(MAC_EN_CLOCK_ENABLE, aup->enable); - au_sync_delay(2); + wmb(); /* drain writebuffer */ + mdelay(2); writel((MAC_EN_RESET0 | MAC_EN_RESET1 | MAC_EN_RESET2 | MAC_EN_CLOCK_ENABLE), aup->enable); - au_sync_delay(2); + wmb(); /* drain writebuffer */ + mdelay(2); aup->mac_enabled = 1; } @@ -273,7 +393,8 @@ static void au1000_hard_stop(struct net_device *dev) reg = readl(&aup->mac->control); reg &= ~(MAC_RX_ENABLE | MAC_TX_ENABLE); writel(reg, &aup->mac->control); - au_sync_delay(10); + wmb(); /* drain writebuffer */ + mdelay(10); } static void au1000_enable_rx_tx(struct net_device *dev) @@ -286,7 +407,8 @@ static void au1000_enable_rx_tx(struct net_device *dev) reg = readl(&aup->mac->control); reg |= (MAC_RX_ENABLE | MAC_TX_ENABLE); writel(reg, &aup->mac->control); - au_sync_delay(10); + wmb(); /* drain writebuffer */ + mdelay(10); } static void @@ -336,7 +458,8 @@ au1000_adjust_link(struct net_device *dev) reg |= MAC_DISABLE_RX_OWN; } writel(reg, &aup->mac->control); - au_sync_delay(1); + wmb(); /* drain writebuffer */ + mdelay(1); au1000_enable_rx_tx(dev); aup->old_duplex = phydev->duplex; @@ -500,9 +623,11 @@ static void au1000_reset_mac_unlocked(struct net_device *dev) au1000_hard_stop(dev); writel(MAC_EN_CLOCK_ENABLE, aup->enable); - au_sync_delay(2); + wmb(); /* drain writebuffer */ + mdelay(2); writel(0, aup->enable); - au_sync_delay(2); + wmb(); /* drain writebuffer */ + mdelay(2); aup->tx_full = 0; for (i = 0; i < NUM_RX_DMA; i++) { @@ -652,7 +777,7 @@ static int au1000_init(struct net_device *dev) for (i = 0; i < NUM_RX_DMA; i++) aup->rx_dma_ring[i]->buff_stat |= RX_DMA_ENABLE; - au_sync(); + wmb(); /* drain writebuffer */ control = MAC_RX_ENABLE | MAC_TX_ENABLE; #ifndef CONFIG_CPU_LITTLE_ENDIAN @@ -669,7 +794,7 @@ static int au1000_init(struct net_device *dev) writel(control, &aup->mac->control); writel(0x8100, &aup->mac->vlan1_tag); /* activate vlan support */ - au_sync(); + wmb(); /* drain writebuffer */ spin_unlock_irqrestore(&aup->lock, flags); return 0; @@ -760,7 +885,7 @@ static int au1000_rx(struct net_device *dev) } prxd->buff_stat = (u32)(pDB->dma_addr | RX_DMA_ENABLE); aup->rx_head = (aup->rx_head + 1) & (NUM_RX_DMA - 1); - au_sync(); + wmb(); /* drain writebuffer */ /* next descriptor */ prxd = aup->rx_dma_ring[aup->rx_head]; @@ -808,7 +933,7 @@ static void au1000_tx_ack(struct net_device *dev) au1000_update_tx_stats(dev, ptxd->status); ptxd->buff_stat &= ~TX_T_DONE; ptxd->len = 0; - au_sync(); + wmb(); /* drain writebuffer */ aup->tx_tail = (aup->tx_tail + 1) & (NUM_TX_DMA - 1); ptxd = aup->tx_dma_ring[aup->tx_tail]; @@ -939,7 +1064,7 @@ static netdev_tx_t au1000_tx(struct sk_buff *skb, struct net_device *dev) ps->tx_bytes += ptxd->len; ptxd->buff_stat = pDB->dma_addr | TX_DMA_ENABLE; - au_sync(); + wmb(); /* drain writebuffer */ dev_kfree_skb(skb); aup->tx_head = (aup->tx_head + 1) & (NUM_TX_DMA - 1); return NETDEV_TX_OK; diff --git a/drivers/net/ethernet/amd/pcnet32.c b/drivers/net/ethernet/amd/pcnet32.c index e7cc9174e364..e2e3aaf501a2 100644 --- a/drivers/net/ethernet/amd/pcnet32.c +++ b/drivers/net/ethernet/amd/pcnet32.c @@ -61,7 +61,7 @@ static const char *const version = /* * PCI device identifiers for "new style" Linux PCI Device Drivers */ -static DEFINE_PCI_DEVICE_TABLE(pcnet32_pci_tbl) = { +static const struct pci_device_id pcnet32_pci_tbl[] = { { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_LANCE_HOME), }, { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_LANCE), }, @@ -481,37 +481,32 @@ static void pcnet32_realloc_tx_ring(struct net_device *dev, dma_addr_t *new_dma_addr_list; struct pcnet32_tx_head *new_tx_ring; struct sk_buff **new_skb_list; + unsigned int entries = BIT(size); pcnet32_purge_tx_ring(dev); - new_tx_ring = pci_alloc_consistent(lp->pci_dev, - sizeof(struct pcnet32_tx_head) * - (1 << size), - &new_ring_dma_addr); - if (new_tx_ring == NULL) { - netif_err(lp, drv, dev, "Consistent memory allocation failed\n"); + new_tx_ring = + pci_zalloc_consistent(lp->pci_dev, + sizeof(struct pcnet32_tx_head) * entries, + &new_ring_dma_addr); + if (new_tx_ring == NULL) return; - } - memset(new_tx_ring, 0, sizeof(struct pcnet32_tx_head) * (1 << size)); - new_dma_addr_list = kcalloc(1 << size, sizeof(dma_addr_t), - GFP_ATOMIC); + new_dma_addr_list = kcalloc(entries, sizeof(dma_addr_t), GFP_ATOMIC); if (!new_dma_addr_list) goto free_new_tx_ring; - new_skb_list = kcalloc(1 << size, sizeof(struct sk_buff *), - GFP_ATOMIC); + new_skb_list = kcalloc(entries, sizeof(struct sk_buff *), GFP_ATOMIC); if (!new_skb_list) goto free_new_lists; kfree(lp->tx_skbuff); kfree(lp->tx_dma_addr); pci_free_consistent(lp->pci_dev, - sizeof(struct pcnet32_tx_head) * - lp->tx_ring_size, lp->tx_ring, - lp->tx_ring_dma_addr); + sizeof(struct pcnet32_tx_head) * lp->tx_ring_size, + lp->tx_ring, lp->tx_ring_dma_addr); - lp->tx_ring_size = (1 << size); + lp->tx_ring_size = entries; lp->tx_mod_mask = lp->tx_ring_size - 1; lp->tx_len_bits = (size << 12); lp->tx_ring = new_tx_ring; @@ -524,8 +519,7 @@ free_new_lists: kfree(new_dma_addr_list); free_new_tx_ring: pci_free_consistent(lp->pci_dev, - sizeof(struct pcnet32_tx_head) * - (1 << size), + sizeof(struct pcnet32_tx_head) * entries, new_tx_ring, new_ring_dma_addr); } @@ -549,17 +543,14 @@ static void pcnet32_realloc_rx_ring(struct net_device *dev, struct pcnet32_rx_head *new_rx_ring; struct sk_buff **new_skb_list; int new, overlap; - unsigned int entries = 1 << size; + unsigned int entries = BIT(size); - new_rx_ring = pci_alloc_consistent(lp->pci_dev, - sizeof(struct pcnet32_rx_head) * - entries, - &new_ring_dma_addr); - if (new_rx_ring == NULL) { - netif_err(lp, drv, dev, "Consistent memory allocation failed\n"); + new_rx_ring = + pci_zalloc_consistent(lp->pci_dev, + sizeof(struct pcnet32_rx_head) * entries, + &new_ring_dma_addr); + if (new_rx_ring == NULL) return; - } - memset(new_rx_ring, 0, sizeof(struct pcnet32_rx_head) * entries); new_dma_addr_list = kcalloc(entries, sizeof(dma_addr_t), GFP_ATOMIC); if (!new_dma_addr_list) diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-drv.c b/drivers/net/ethernet/amd/xgbe/xgbe-drv.c index 1f5487f4888c..dc84f7193c2d 100644 --- a/drivers/net/ethernet/amd/xgbe/xgbe-drv.c +++ b/drivers/net/ethernet/amd/xgbe/xgbe-drv.c @@ -117,7 +117,6 @@ #include <linux/spinlock.h> #include <linux/tcp.h> #include <linux/if_vlan.h> -#include <linux/phy.h> #include <net/busy_poll.h> #include <linux/clk.h> #include <linux/if_ether.h> diff --git a/drivers/net/ethernet/apm/Kconfig b/drivers/net/ethernet/apm/Kconfig new file mode 100644 index 000000000000..ec63d706d464 --- /dev/null +++ b/drivers/net/ethernet/apm/Kconfig @@ -0,0 +1 @@ +source "drivers/net/ethernet/apm/xgene/Kconfig" diff --git a/drivers/net/ethernet/apm/Makefile b/drivers/net/ethernet/apm/Makefile new file mode 100644 index 000000000000..65ce32ad1b2c --- /dev/null +++ b/drivers/net/ethernet/apm/Makefile @@ -0,0 +1,5 @@ +# +# Makefile for APM X-GENE Ethernet driver. +# + +obj-$(CONFIG_NET_XGENE) += xgene/ diff --git a/drivers/net/ethernet/apm/xgene/Kconfig b/drivers/net/ethernet/apm/xgene/Kconfig new file mode 100644 index 000000000000..616dff6d3f5f --- /dev/null +++ b/drivers/net/ethernet/apm/xgene/Kconfig @@ -0,0 +1,9 @@ +config NET_XGENE + tristate "APM X-Gene SoC Ethernet Driver" + select PHYLIB + help + This is the Ethernet driver for the on-chip ethernet interface on the + APM X-Gene SoC. + + To compile this driver as a module, choose M here. This module will + be called xgene_enet. diff --git a/drivers/net/ethernet/apm/xgene/Makefile b/drivers/net/ethernet/apm/xgene/Makefile new file mode 100644 index 000000000000..c643e8a0a0dc --- /dev/null +++ b/drivers/net/ethernet/apm/xgene/Makefile @@ -0,0 +1,6 @@ +# +# Makefile for APM X-Gene Ethernet Driver. +# + +xgene-enet-objs := xgene_enet_hw.o xgene_enet_main.o xgene_enet_ethtool.o +obj-$(CONFIG_NET_XGENE) += xgene-enet.o diff --git a/drivers/net/ethernet/apm/xgene/xgene_enet_ethtool.c b/drivers/net/ethernet/apm/xgene/xgene_enet_ethtool.c new file mode 100644 index 000000000000..63f2aa54a594 --- /dev/null +++ b/drivers/net/ethernet/apm/xgene/xgene_enet_ethtool.c @@ -0,0 +1,125 @@ +/* Applied Micro X-Gene SoC Ethernet Driver + * + * Copyright (c) 2014, Applied Micro Circuits Corporation + * Authors: Iyappan Subramanian <isubramanian@apm.com> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#include <linux/ethtool.h> +#include "xgene_enet_main.h" + +struct xgene_gstrings_stats { + char name[ETH_GSTRING_LEN]; + int offset; +}; + +#define XGENE_STAT(m) { #m, offsetof(struct xgene_enet_pdata, stats.m) } + +static const struct xgene_gstrings_stats gstrings_stats[] = { + XGENE_STAT(rx_packets), + XGENE_STAT(tx_packets), + XGENE_STAT(rx_bytes), + XGENE_STAT(tx_bytes), + XGENE_STAT(rx_errors), + XGENE_STAT(tx_errors), + XGENE_STAT(rx_length_errors), + XGENE_STAT(rx_crc_errors), + XGENE_STAT(rx_frame_errors), + XGENE_STAT(rx_fifo_errors) +}; + +#define XGENE_STATS_LEN ARRAY_SIZE(gstrings_stats) + +static void xgene_get_drvinfo(struct net_device *ndev, + struct ethtool_drvinfo *info) +{ + struct xgene_enet_pdata *pdata = netdev_priv(ndev); + struct platform_device *pdev = pdata->pdev; + + strcpy(info->driver, "xgene_enet"); + strcpy(info->version, XGENE_DRV_VERSION); + snprintf(info->fw_version, ETHTOOL_FWVERS_LEN, "N/A"); + sprintf(info->bus_info, "%s", pdev->name); +} + +static int xgene_get_settings(struct net_device *ndev, struct ethtool_cmd *cmd) +{ + struct xgene_enet_pdata *pdata = netdev_priv(ndev); + struct phy_device *phydev = pdata->phy_dev; + + if (phydev == NULL) + return -ENODEV; + + return phy_ethtool_gset(phydev, cmd); +} + +static int xgene_set_settings(struct net_device *ndev, struct ethtool_cmd *cmd) +{ + struct xgene_enet_pdata *pdata = netdev_priv(ndev); + struct phy_device *phydev = pdata->phy_dev; + + if (phydev == NULL) + return -ENODEV; + + return phy_ethtool_sset(phydev, cmd); +} + +static void xgene_get_strings(struct net_device *ndev, u32 stringset, u8 *data) +{ + int i; + u8 *p = data; + + if (stringset != ETH_SS_STATS) + return; + + for (i = 0; i < XGENE_STATS_LEN; i++) { + memcpy(p, gstrings_stats[i].name, ETH_GSTRING_LEN); + p += ETH_GSTRING_LEN; + } +} + +static int xgene_get_sset_count(struct net_device *ndev, int sset) +{ + if (sset != ETH_SS_STATS) + return -EINVAL; + + return XGENE_STATS_LEN; +} + +static void xgene_get_ethtool_stats(struct net_device *ndev, + struct ethtool_stats *dummy, + u64 *data) +{ + void *pdata = netdev_priv(ndev); + int i; + + for (i = 0; i < XGENE_STATS_LEN; i++) + *data++ = *(u64 *)(pdata + gstrings_stats[i].offset); +} + +static const struct ethtool_ops xgene_ethtool_ops = { + .get_drvinfo = xgene_get_drvinfo, + .get_settings = xgene_get_settings, + .set_settings = xgene_set_settings, + .get_link = ethtool_op_get_link, + .get_strings = xgene_get_strings, + .get_sset_count = xgene_get_sset_count, + .get_ethtool_stats = xgene_get_ethtool_stats +}; + +void xgene_enet_set_ethtool_ops(struct net_device *ndev) +{ + ndev->ethtool_ops = &xgene_ethtool_ops; +} diff --git a/drivers/net/ethernet/apm/xgene/xgene_enet_hw.c b/drivers/net/ethernet/apm/xgene/xgene_enet_hw.c new file mode 100644 index 000000000000..812d8d65159b --- /dev/null +++ b/drivers/net/ethernet/apm/xgene/xgene_enet_hw.c @@ -0,0 +1,728 @@ +/* Applied Micro X-Gene SoC Ethernet Driver + * + * Copyright (c) 2014, Applied Micro Circuits Corporation + * Authors: Iyappan Subramanian <isubramanian@apm.com> + * Ravi Patel <rapatel@apm.com> + * Keyur Chudgar <kchudgar@apm.com> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#include "xgene_enet_main.h" +#include "xgene_enet_hw.h" + +static void xgene_enet_ring_init(struct xgene_enet_desc_ring *ring) +{ + u32 *ring_cfg = ring->state; + u64 addr = ring->dma; + enum xgene_enet_ring_cfgsize cfgsize = ring->cfgsize; + + ring_cfg[4] |= (1 << SELTHRSH_POS) & + CREATE_MASK(SELTHRSH_POS, SELTHRSH_LEN); + ring_cfg[3] |= ACCEPTLERR; + ring_cfg[2] |= QCOHERENT; + + addr >>= 8; + ring_cfg[2] |= (addr << RINGADDRL_POS) & + CREATE_MASK_ULL(RINGADDRL_POS, RINGADDRL_LEN); + addr >>= RINGADDRL_LEN; + ring_cfg[3] |= addr & CREATE_MASK_ULL(RINGADDRH_POS, RINGADDRH_LEN); + ring_cfg[3] |= ((u32)cfgsize << RINGSIZE_POS) & + CREATE_MASK(RINGSIZE_POS, RINGSIZE_LEN); +} + +static void xgene_enet_ring_set_type(struct xgene_enet_desc_ring *ring) +{ + u32 *ring_cfg = ring->state; + bool is_bufpool; + u32 val; + + is_bufpool = xgene_enet_is_bufpool(ring->id); + val = (is_bufpool) ? RING_BUFPOOL : RING_REGULAR; + ring_cfg[4] |= (val << RINGTYPE_POS) & + CREATE_MASK(RINGTYPE_POS, RINGTYPE_LEN); + + if (is_bufpool) { + ring_cfg[3] |= (BUFPOOL_MODE << RINGMODE_POS) & + CREATE_MASK(RINGMODE_POS, RINGMODE_LEN); + } +} + +static void xgene_enet_ring_set_recombbuf(struct xgene_enet_desc_ring *ring) +{ + u32 *ring_cfg = ring->state; + + ring_cfg[3] |= RECOMBBUF; + ring_cfg[3] |= (0xf << RECOMTIMEOUTL_POS) & + CREATE_MASK(RECOMTIMEOUTL_POS, RECOMTIMEOUTL_LEN); + ring_cfg[4] |= 0x7 & CREATE_MASK(RECOMTIMEOUTH_POS, RECOMTIMEOUTH_LEN); +} + +static void xgene_enet_ring_wr32(struct xgene_enet_desc_ring *ring, + u32 offset, u32 data) +{ + struct xgene_enet_pdata *pdata = netdev_priv(ring->ndev); + + iowrite32(data, pdata->ring_csr_addr + offset); +} + +static void xgene_enet_ring_rd32(struct xgene_enet_desc_ring *ring, + u32 offset, u32 *data) +{ + struct xgene_enet_pdata *pdata = netdev_priv(ring->ndev); + + *data = ioread32(pdata->ring_csr_addr + offset); +} + +static void xgene_enet_write_ring_state(struct xgene_enet_desc_ring *ring) +{ + int i; + + xgene_enet_ring_wr32(ring, CSR_RING_CONFIG, ring->num); + for (i = 0; i < NUM_RING_CONFIG; i++) { + xgene_enet_ring_wr32(ring, CSR_RING_WR_BASE + (i * 4), + ring->state[i]); + } +} + +static void xgene_enet_clr_ring_state(struct xgene_enet_desc_ring *ring) +{ + memset(ring->state, 0, sizeof(u32) * NUM_RING_CONFIG); + xgene_enet_write_ring_state(ring); +} + +static void xgene_enet_set_ring_state(struct xgene_enet_desc_ring *ring) +{ + xgene_enet_ring_set_type(ring); + + if (xgene_enet_ring_owner(ring->id) == RING_OWNER_ETH0) + xgene_enet_ring_set_recombbuf(ring); + + xgene_enet_ring_init(ring); + xgene_enet_write_ring_state(ring); +} + +static void xgene_enet_set_ring_id(struct xgene_enet_desc_ring *ring) +{ + u32 ring_id_val, ring_id_buf; + bool is_bufpool; + + is_bufpool = xgene_enet_is_bufpool(ring->id); + + ring_id_val = ring->id & GENMASK(9, 0); + ring_id_val |= OVERWRITE; + + ring_id_buf = (ring->num << 9) & GENMASK(18, 9); + ring_id_buf |= PREFETCH_BUF_EN; + if (is_bufpool) + ring_id_buf |= IS_BUFFER_POOL; + + xgene_enet_ring_wr32(ring, CSR_RING_ID, ring_id_val); + xgene_enet_ring_wr32(ring, CSR_RING_ID_BUF, ring_id_buf); +} + +static void xgene_enet_clr_desc_ring_id(struct xgene_enet_desc_ring *ring) +{ + u32 ring_id; + + ring_id = ring->id | OVERWRITE; + xgene_enet_ring_wr32(ring, CSR_RING_ID, ring_id); + xgene_enet_ring_wr32(ring, CSR_RING_ID_BUF, 0); +} + +struct xgene_enet_desc_ring *xgene_enet_setup_ring( + struct xgene_enet_desc_ring *ring) +{ + u32 size = ring->size; + u32 i, data; + bool is_bufpool; + + xgene_enet_clr_ring_state(ring); + xgene_enet_set_ring_state(ring); + xgene_enet_set_ring_id(ring); + + ring->slots = xgene_enet_get_numslots(ring->id, size); + + is_bufpool = xgene_enet_is_bufpool(ring->id); + if (is_bufpool || xgene_enet_ring_owner(ring->id) != RING_OWNER_CPU) + return ring; + + for (i = 0; i < ring->slots; i++) + xgene_enet_mark_desc_slot_empty(&ring->raw_desc[i]); + + xgene_enet_ring_rd32(ring, CSR_RING_NE_INT_MODE, &data); + data |= BIT(31 - xgene_enet_ring_bufnum(ring->id)); + xgene_enet_ring_wr32(ring, CSR_RING_NE_INT_MODE, data); + + return ring; +} + +void xgene_enet_clear_ring(struct xgene_enet_desc_ring *ring) +{ + u32 data; + bool is_bufpool; + + is_bufpool = xgene_enet_is_bufpool(ring->id); + if (is_bufpool || xgene_enet_ring_owner(ring->id) != RING_OWNER_CPU) + goto out; + + xgene_enet_ring_rd32(ring, CSR_RING_NE_INT_MODE, &data); + data &= ~BIT(31 - xgene_enet_ring_bufnum(ring->id)); + xgene_enet_ring_wr32(ring, CSR_RING_NE_INT_MODE, data); + +out: + xgene_enet_clr_desc_ring_id(ring); + xgene_enet_clr_ring_state(ring); +} + +void xgene_enet_parse_error(struct xgene_enet_desc_ring *ring, + struct xgene_enet_pdata *pdata, + enum xgene_enet_err_code status) +{ + struct rtnl_link_stats64 *stats = &pdata->stats; + + switch (status) { + case INGRESS_CRC: + stats->rx_crc_errors++; + break; + case INGRESS_CHECKSUM: + case INGRESS_CHECKSUM_COMPUTE: + stats->rx_errors++; + break; + case INGRESS_TRUNC_FRAME: + stats->rx_frame_errors++; + break; + case INGRESS_PKT_LEN: + stats->rx_length_errors++; + break; + case INGRESS_PKT_UNDER: + stats->rx_frame_errors++; + break; + case INGRESS_FIFO_OVERRUN: + stats->rx_fifo_errors++; + break; + default: + break; + } +} + +static void xgene_enet_wr_csr(struct xgene_enet_pdata *pdata, + u32 offset, u32 val) +{ + void __iomem *addr = pdata->eth_csr_addr + offset; + + iowrite32(val, addr); +} + +static void xgene_enet_wr_ring_if(struct xgene_enet_pdata *pdata, + u32 offset, u32 val) +{ + void __iomem *addr = pdata->eth_ring_if_addr + offset; + + iowrite32(val, addr); +} + +static void xgene_enet_wr_diag_csr(struct xgene_enet_pdata *pdata, + u32 offset, u32 val) +{ + void __iomem *addr = pdata->eth_diag_csr_addr + offset; + + iowrite32(val, addr); +} + +static void xgene_enet_wr_mcx_csr(struct xgene_enet_pdata *pdata, + u32 offset, u32 val) +{ + void __iomem *addr = pdata->mcx_mac_csr_addr + offset; + + iowrite32(val, addr); +} + +static bool xgene_enet_wr_indirect(void __iomem *addr, void __iomem *wr, + void __iomem *cmd, void __iomem *cmd_done, + u32 wr_addr, u32 wr_data) +{ + u32 done; + u8 wait = 10; + + iowrite32(wr_addr, addr); + iowrite32(wr_data, wr); + iowrite32(XGENE_ENET_WR_CMD, cmd); + + /* wait for write command to complete */ + while (!(done = ioread32(cmd_done)) && wait--) + udelay(1); + + if (!done) + return false; + + iowrite32(0, cmd); + + return true; +} + +static void xgene_enet_wr_mcx_mac(struct xgene_enet_pdata *pdata, + u32 wr_addr, u32 wr_data) +{ + void __iomem *addr, *wr, *cmd, *cmd_done; + + addr = pdata->mcx_mac_addr + MAC_ADDR_REG_OFFSET; + wr = pdata->mcx_mac_addr + MAC_WRITE_REG_OFFSET; + cmd = pdata->mcx_mac_addr + MAC_COMMAND_REG_OFFSET; + cmd_done = pdata->mcx_mac_addr + MAC_COMMAND_DONE_REG_OFFSET; + + if (!xgene_enet_wr_indirect(addr, wr, cmd, cmd_done, wr_addr, wr_data)) + netdev_err(pdata->ndev, "MCX mac write failed, addr: %04x\n", + wr_addr); +} + +static void xgene_enet_rd_csr(struct xgene_enet_pdata *pdata, + u32 offset, u32 *val) +{ + void __iomem *addr = pdata->eth_csr_addr + offset; + + *val = ioread32(addr); +} + +static void xgene_enet_rd_diag_csr(struct xgene_enet_pdata *pdata, + u32 offset, u32 *val) +{ + void __iomem *addr = pdata->eth_diag_csr_addr + offset; + + *val = ioread32(addr); +} + +static void xgene_enet_rd_mcx_csr(struct xgene_enet_pdata *pdata, + u32 offset, u32 *val) +{ + void __iomem *addr = pdata->mcx_mac_csr_addr + offset; + + *val = ioread32(addr); +} + +static bool xgene_enet_rd_indirect(void __iomem *addr, void __iomem *rd, + void __iomem *cmd, void __iomem *cmd_done, + u32 rd_addr, u32 *rd_data) +{ + u32 done; + u8 wait = 10; + + iowrite32(rd_addr, addr); + iowrite32(XGENE_ENET_RD_CMD, cmd); + + /* wait for read command to complete */ + while (!(done = ioread32(cmd_done)) && wait--) + udelay(1); + + if (!done) + return false; + + *rd_data = ioread32(rd); + iowrite32(0, cmd); + + return true; +} + +static void xgene_enet_rd_mcx_mac(struct xgene_enet_pdata *pdata, + u32 rd_addr, u32 *rd_data) +{ + void __iomem *addr, *rd, *cmd, *cmd_done; + + addr = pdata->mcx_mac_addr + MAC_ADDR_REG_OFFSET; + rd = pdata->mcx_mac_addr + MAC_READ_REG_OFFSET; + cmd = pdata->mcx_mac_addr + MAC_COMMAND_REG_OFFSET; + cmd_done = pdata->mcx_mac_addr + MAC_COMMAND_DONE_REG_OFFSET; + + if (!xgene_enet_rd_indirect(addr, rd, cmd, cmd_done, rd_addr, rd_data)) + netdev_err(pdata->ndev, "MCX mac read failed, addr: %04x\n", + rd_addr); +} + +static int xgene_mii_phy_write(struct xgene_enet_pdata *pdata, int phy_id, + u32 reg, u16 data) +{ + u32 addr = 0, wr_data = 0; + u32 done; + u8 wait = 10; + + PHY_ADDR_SET(&addr, phy_id); + REG_ADDR_SET(&addr, reg); + xgene_enet_wr_mcx_mac(pdata, MII_MGMT_ADDRESS_ADDR, addr); + + PHY_CONTROL_SET(&wr_data, data); + xgene_enet_wr_mcx_mac(pdata, MII_MGMT_CONTROL_ADDR, wr_data); + do { + usleep_range(5, 10); + xgene_enet_rd_mcx_mac(pdata, MII_MGMT_INDICATORS_ADDR, &done); + } while ((done & BUSY_MASK) && wait--); + + if (done & BUSY_MASK) { + netdev_err(pdata->ndev, "MII_MGMT write failed\n"); + return -EBUSY; + } + + return 0; +} + +static int xgene_mii_phy_read(struct xgene_enet_pdata *pdata, + u8 phy_id, u32 reg) +{ + u32 addr = 0; + u32 data, done; + u8 wait = 10; + + PHY_ADDR_SET(&addr, phy_id); + REG_ADDR_SET(&addr, reg); + xgene_enet_wr_mcx_mac(pdata, MII_MGMT_ADDRESS_ADDR, addr); + xgene_enet_wr_mcx_mac(pdata, MII_MGMT_COMMAND_ADDR, READ_CYCLE_MASK); + do { + usleep_range(5, 10); + xgene_enet_rd_mcx_mac(pdata, MII_MGMT_INDICATORS_ADDR, &done); + } while ((done & BUSY_MASK) && wait--); + + if (done & BUSY_MASK) { + netdev_err(pdata->ndev, "MII_MGMT read failed\n"); + return -EBUSY; + } + + xgene_enet_rd_mcx_mac(pdata, MII_MGMT_STATUS_ADDR, &data); + xgene_enet_wr_mcx_mac(pdata, MII_MGMT_COMMAND_ADDR, 0); + + return data; +} + +void xgene_gmac_set_mac_addr(struct xgene_enet_pdata *pdata) +{ + u32 addr0, addr1; + u8 *dev_addr = pdata->ndev->dev_addr; + + addr0 = (dev_addr[3] << 24) | (dev_addr[2] << 16) | + (dev_addr[1] << 8) | dev_addr[0]; + addr1 = (dev_addr[5] << 24) | (dev_addr[4] << 16); + addr1 |= pdata->phy_addr & 0xFFFF; + + xgene_enet_wr_mcx_mac(pdata, STATION_ADDR0_ADDR, addr0); + xgene_enet_wr_mcx_mac(pdata, STATION_ADDR1_ADDR, addr1); +} + +static int xgene_enet_ecc_init(struct xgene_enet_pdata *pdata) +{ + struct net_device *ndev = pdata->ndev; + u32 data; + u8 wait = 10; + + xgene_enet_wr_diag_csr(pdata, ENET_CFG_MEM_RAM_SHUTDOWN_ADDR, 0x0); + do { + usleep_range(100, 110); + xgene_enet_rd_diag_csr(pdata, ENET_BLOCK_MEM_RDY_ADDR, &data); + } while ((data != 0xffffffff) && wait--); + + if (data != 0xffffffff) { + netdev_err(ndev, "Failed to release memory from shutdown\n"); + return -ENODEV; + } + + return 0; +} + +void xgene_gmac_reset(struct xgene_enet_pdata *pdata) +{ + xgene_enet_wr_mcx_mac(pdata, MAC_CONFIG_1_ADDR, SOFT_RESET1); + xgene_enet_wr_mcx_mac(pdata, MAC_CONFIG_1_ADDR, 0); +} + +void xgene_gmac_init(struct xgene_enet_pdata *pdata, int speed) +{ + u32 value, mc2; + u32 intf_ctl, rgmii; + u32 icm0, icm2; + + xgene_gmac_reset(pdata); + + xgene_enet_rd_mcx_csr(pdata, ICM_CONFIG0_REG_0_ADDR, &icm0); + xgene_enet_rd_mcx_csr(pdata, ICM_CONFIG2_REG_0_ADDR, &icm2); + xgene_enet_rd_mcx_mac(pdata, MAC_CONFIG_2_ADDR, &mc2); + xgene_enet_rd_mcx_mac(pdata, INTERFACE_CONTROL_ADDR, &intf_ctl); + xgene_enet_rd_csr(pdata, RGMII_REG_0_ADDR, &rgmii); + + switch (speed) { + case SPEED_10: + ENET_INTERFACE_MODE2_SET(&mc2, 1); + CFG_MACMODE_SET(&icm0, 0); + CFG_WAITASYNCRD_SET(&icm2, 500); + rgmii &= ~CFG_SPEED_1250; + break; + case SPEED_100: + ENET_INTERFACE_MODE2_SET(&mc2, 1); + intf_ctl |= ENET_LHD_MODE; + CFG_MACMODE_SET(&icm0, 1); + CFG_WAITASYNCRD_SET(&icm2, 80); + rgmii &= ~CFG_SPEED_1250; + break; + default: + ENET_INTERFACE_MODE2_SET(&mc2, 2); + intf_ctl |= ENET_GHD_MODE; + CFG_TXCLK_MUXSEL0_SET(&rgmii, 4); + xgene_enet_rd_csr(pdata, DEBUG_REG_ADDR, &value); + value |= CFG_BYPASS_UNISEC_TX | CFG_BYPASS_UNISEC_RX; + xgene_enet_wr_csr(pdata, DEBUG_REG_ADDR, value); + break; + } + + mc2 |= FULL_DUPLEX2; + xgene_enet_wr_mcx_mac(pdata, MAC_CONFIG_2_ADDR, mc2); + xgene_enet_wr_mcx_mac(pdata, INTERFACE_CONTROL_ADDR, intf_ctl); + + xgene_gmac_set_mac_addr(pdata); + + /* Adjust MDC clock frequency */ + xgene_enet_rd_mcx_mac(pdata, MII_MGMT_CONFIG_ADDR, &value); + MGMT_CLOCK_SEL_SET(&value, 7); + xgene_enet_wr_mcx_mac(pdata, MII_MGMT_CONFIG_ADDR, value); + + /* Enable drop if bufpool not available */ + xgene_enet_rd_csr(pdata, RSIF_CONFIG_REG_ADDR, &value); + value |= CFG_RSIF_FPBUFF_TIMEOUT_EN; + xgene_enet_wr_csr(pdata, RSIF_CONFIG_REG_ADDR, value); + + /* Rtype should be copied from FP */ + xgene_enet_wr_csr(pdata, RSIF_RAM_DBG_REG0_ADDR, 0); + xgene_enet_wr_csr(pdata, RGMII_REG_0_ADDR, rgmii); + + /* Rx-Tx traffic resume */ + xgene_enet_wr_csr(pdata, CFG_LINK_AGGR_RESUME_0_ADDR, TX_PORT0); + + xgene_enet_wr_mcx_csr(pdata, ICM_CONFIG0_REG_0_ADDR, icm0); + xgene_enet_wr_mcx_csr(pdata, ICM_CONFIG2_REG_0_ADDR, icm2); + + xgene_enet_rd_mcx_csr(pdata, RX_DV_GATE_REG_0_ADDR, &value); + value &= ~TX_DV_GATE_EN0; + value &= ~RX_DV_GATE_EN0; + value |= RESUME_RX0; + xgene_enet_wr_mcx_csr(pdata, RX_DV_GATE_REG_0_ADDR, value); + + xgene_enet_wr_csr(pdata, CFG_BYPASS_ADDR, RESUME_TX); +} + +static void xgene_enet_config_ring_if_assoc(struct xgene_enet_pdata *pdata) +{ + u32 val = 0xffffffff; + + xgene_enet_wr_ring_if(pdata, ENET_CFGSSQMIWQASSOC_ADDR, val); + xgene_enet_wr_ring_if(pdata, ENET_CFGSSQMIFPQASSOC_ADDR, val); + xgene_enet_wr_ring_if(pdata, ENET_CFGSSQMIQMLITEWQASSOC_ADDR, val); + xgene_enet_wr_ring_if(pdata, ENET_CFGSSQMIQMLITEFPQASSOC_ADDR, val); +} + +void xgene_enet_cle_bypass(struct xgene_enet_pdata *pdata, + u32 dst_ring_num, u16 bufpool_id) +{ + u32 cb; + u32 fpsel; + + fpsel = xgene_enet_ring_bufnum(bufpool_id) - 0x20; + + xgene_enet_rd_csr(pdata, CLE_BYPASS_REG0_0_ADDR, &cb); + cb |= CFG_CLE_BYPASS_EN0; + CFG_CLE_IP_PROTOCOL0_SET(&cb, 3); + xgene_enet_wr_csr(pdata, CLE_BYPASS_REG0_0_ADDR, cb); + + xgene_enet_rd_csr(pdata, CLE_BYPASS_REG1_0_ADDR, &cb); + CFG_CLE_DSTQID0_SET(&cb, dst_ring_num); + CFG_CLE_FPSEL0_SET(&cb, fpsel); + xgene_enet_wr_csr(pdata, CLE_BYPASS_REG1_0_ADDR, cb); +} + +void xgene_gmac_rx_enable(struct xgene_enet_pdata *pdata) +{ + u32 data; + + xgene_enet_rd_mcx_mac(pdata, MAC_CONFIG_1_ADDR, &data); + xgene_enet_wr_mcx_mac(pdata, MAC_CONFIG_1_ADDR, data | RX_EN); +} + +void xgene_gmac_tx_enable(struct xgene_enet_pdata *pdata) +{ + u32 data; + + xgene_enet_rd_mcx_mac(pdata, MAC_CONFIG_1_ADDR, &data); + xgene_enet_wr_mcx_mac(pdata, MAC_CONFIG_1_ADDR, data | TX_EN); +} + +void xgene_gmac_rx_disable(struct xgene_enet_pdata *pdata) +{ + u32 data; + + xgene_enet_rd_mcx_mac(pdata, MAC_CONFIG_1_ADDR, &data); + xgene_enet_wr_mcx_mac(pdata, MAC_CONFIG_1_ADDR, data & ~RX_EN); +} + +void xgene_gmac_tx_disable(struct xgene_enet_pdata *pdata) +{ + u32 data; + + xgene_enet_rd_mcx_mac(pdata, MAC_CONFIG_1_ADDR, &data); + xgene_enet_wr_mcx_mac(pdata, MAC_CONFIG_1_ADDR, data & ~TX_EN); +} + +void xgene_enet_reset(struct xgene_enet_pdata *pdata) +{ + u32 val; + + clk_prepare_enable(pdata->clk); + clk_disable_unprepare(pdata->clk); + clk_prepare_enable(pdata->clk); + xgene_enet_ecc_init(pdata); + xgene_enet_config_ring_if_assoc(pdata); + + /* Enable auto-incr for scanning */ + xgene_enet_rd_mcx_mac(pdata, MII_MGMT_CONFIG_ADDR, &val); + val |= SCAN_AUTO_INCR; + MGMT_CLOCK_SEL_SET(&val, 1); + xgene_enet_wr_mcx_mac(pdata, MII_MGMT_CONFIG_ADDR, val); +} + +void xgene_gport_shutdown(struct xgene_enet_pdata *pdata) +{ + clk_disable_unprepare(pdata->clk); +} + +static int xgene_enet_mdio_read(struct mii_bus *bus, int mii_id, int regnum) +{ + struct xgene_enet_pdata *pdata = bus->priv; + u32 val; + + val = xgene_mii_phy_read(pdata, mii_id, regnum); + netdev_dbg(pdata->ndev, "mdio_rd: bus=%d reg=%d val=%x\n", + mii_id, regnum, val); + + return val; +} + +static int xgene_enet_mdio_write(struct mii_bus *bus, int mii_id, int regnum, + u16 val) +{ + struct xgene_enet_pdata *pdata = bus->priv; + + netdev_dbg(pdata->ndev, "mdio_wr: bus=%d reg=%d val=%x\n", + mii_id, regnum, val); + return xgene_mii_phy_write(pdata, mii_id, regnum, val); +} + +static void xgene_enet_adjust_link(struct net_device *ndev) +{ + struct xgene_enet_pdata *pdata = netdev_priv(ndev); + struct phy_device *phydev = pdata->phy_dev; + + if (phydev->link) { + if (pdata->phy_speed != phydev->speed) { + xgene_gmac_init(pdata, phydev->speed); + xgene_gmac_rx_enable(pdata); + xgene_gmac_tx_enable(pdata); + pdata->phy_speed = phydev->speed; + phy_print_status(phydev); + } + } else { + xgene_gmac_rx_disable(pdata); + xgene_gmac_tx_disable(pdata); + pdata->phy_speed = SPEED_UNKNOWN; + phy_print_status(phydev); + } +} + +static int xgene_enet_phy_connect(struct net_device *ndev) +{ + struct xgene_enet_pdata *pdata = netdev_priv(ndev); + struct device_node *phy_np; + struct phy_device *phy_dev; + struct device *dev = &pdata->pdev->dev; + + phy_np = of_parse_phandle(dev->of_node, "phy-handle", 0); + if (!phy_np) { + netdev_dbg(ndev, "No phy-handle found\n"); + return -ENODEV; + } + + phy_dev = of_phy_connect(ndev, phy_np, &xgene_enet_adjust_link, + 0, pdata->phy_mode); + if (!phy_dev) { + netdev_err(ndev, "Could not connect to PHY\n"); + return -ENODEV; + } + + pdata->phy_speed = SPEED_UNKNOWN; + phy_dev->supported &= ~SUPPORTED_10baseT_Half & + ~SUPPORTED_100baseT_Half & + ~SUPPORTED_1000baseT_Half; + phy_dev->advertising = phy_dev->supported; + pdata->phy_dev = phy_dev; + + return 0; +} + +int xgene_enet_mdio_config(struct xgene_enet_pdata *pdata) +{ + struct net_device *ndev = pdata->ndev; + struct device *dev = &pdata->pdev->dev; + struct device_node *child_np; + struct device_node *mdio_np = NULL; + struct mii_bus *mdio_bus; + int ret; + + for_each_child_of_node(dev->of_node, child_np) { + if (of_device_is_compatible(child_np, "apm,xgene-mdio")) { + mdio_np = child_np; + break; + } + } + + if (!mdio_np) { + netdev_dbg(ndev, "No mdio node in the dts\n"); + return -ENXIO; + } + + mdio_bus = mdiobus_alloc(); + if (!mdio_bus) + return -ENOMEM; + + mdio_bus->name = "APM X-Gene MDIO bus"; + mdio_bus->read = xgene_enet_mdio_read; + mdio_bus->write = xgene_enet_mdio_write; + snprintf(mdio_bus->id, MII_BUS_ID_SIZE, "%s-%s", "xgene-mii", + ndev->name); + + mdio_bus->priv = pdata; + mdio_bus->parent = &ndev->dev; + + ret = of_mdiobus_register(mdio_bus, mdio_np); + if (ret) { + netdev_err(ndev, "Failed to register MDIO bus\n"); + mdiobus_free(mdio_bus); + return ret; + } + pdata->mdio_bus = mdio_bus; + + ret = xgene_enet_phy_connect(ndev); + if (ret) + xgene_enet_mdio_remove(pdata); + + return ret; +} + +void xgene_enet_mdio_remove(struct xgene_enet_pdata *pdata) +{ + mdiobus_unregister(pdata->mdio_bus); + mdiobus_free(pdata->mdio_bus); + pdata->mdio_bus = NULL; +} diff --git a/drivers/net/ethernet/apm/xgene/xgene_enet_hw.h b/drivers/net/ethernet/apm/xgene/xgene_enet_hw.h new file mode 100644 index 000000000000..371e7a5b2507 --- /dev/null +++ b/drivers/net/ethernet/apm/xgene/xgene_enet_hw.h @@ -0,0 +1,337 @@ +/* Applied Micro X-Gene SoC Ethernet Driver + * + * Copyright (c) 2014, Applied Micro Circuits Corporation + * Authors: Iyappan Subramanian <isubramanian@apm.com> + * Ravi Patel <rapatel@apm.com> + * Keyur Chudgar <kchudgar@apm.com> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#ifndef __XGENE_ENET_HW_H__ +#define __XGENE_ENET_HW_H__ + +#include "xgene_enet_main.h" + +struct xgene_enet_pdata; +struct xgene_enet_stats; + +/* clears and then set bits */ +static inline void xgene_set_bits(u32 *dst, u32 val, u32 start, u32 len) +{ + u32 end = start + len - 1; + u32 mask = GENMASK(end, start); + + *dst &= ~mask; + *dst |= (val << start) & mask; +} + +static inline u32 xgene_get_bits(u32 val, u32 start, u32 end) +{ + return (val & GENMASK(end, start)) >> start; +} + +#define CSR_RING_ID 0x0008 +#define OVERWRITE BIT(31) +#define IS_BUFFER_POOL BIT(20) +#define PREFETCH_BUF_EN BIT(21) +#define CSR_RING_ID_BUF 0x000c +#define CSR_RING_NE_INT_MODE 0x017c +#define CSR_RING_CONFIG 0x006c +#define CSR_RING_WR_BASE 0x0070 +#define NUM_RING_CONFIG 5 +#define BUFPOOL_MODE 3 +#define RM3 3 +#define INC_DEC_CMD_ADDR 0x002c +#define UDP_HDR_SIZE 2 +#define BUF_LEN_CODE_2K 0x5000 + +#define CREATE_MASK(pos, len) GENMASK((pos)+(len)-1, (pos)) +#define CREATE_MASK_ULL(pos, len) GENMASK_ULL((pos)+(len)-1, (pos)) + +/* Empty slot soft signature */ +#define EMPTY_SLOT_INDEX 1 +#define EMPTY_SLOT ~0ULL + +#define WORK_DESC_SIZE 32 +#define BUFPOOL_DESC_SIZE 16 + +#define RING_OWNER_MASK GENMASK(9, 6) +#define RING_BUFNUM_MASK GENMASK(5, 0) + +#define SELTHRSH_POS 3 +#define SELTHRSH_LEN 3 +#define RINGADDRL_POS 5 +#define RINGADDRL_LEN 27 +#define RINGADDRH_POS 0 +#define RINGADDRH_LEN 6 +#define RINGSIZE_POS 23 +#define RINGSIZE_LEN 3 +#define RINGTYPE_POS 19 +#define RINGTYPE_LEN 2 +#define RINGMODE_POS 20 +#define RINGMODE_LEN 3 +#define RECOMTIMEOUTL_POS 28 +#define RECOMTIMEOUTL_LEN 3 +#define RECOMTIMEOUTH_POS 0 +#define RECOMTIMEOUTH_LEN 2 +#define NUMMSGSINQ_POS 1 +#define NUMMSGSINQ_LEN 16 +#define ACCEPTLERR BIT(19) +#define QCOHERENT BIT(4) +#define RECOMBBUF BIT(27) + +#define BLOCK_ETH_CSR_OFFSET 0x2000 +#define BLOCK_ETH_RING_IF_OFFSET 0x9000 +#define BLOCK_ETH_CLKRST_CSR_OFFSET 0xC000 +#define BLOCK_ETH_DIAG_CSR_OFFSET 0xD000 + +#define BLOCK_ETH_MAC_OFFSET 0x0000 +#define BLOCK_ETH_STATS_OFFSET 0x0014 +#define BLOCK_ETH_MAC_CSR_OFFSET 0x2800 + +#define MAC_ADDR_REG_OFFSET 0x00 +#define MAC_COMMAND_REG_OFFSET 0x04 +#define MAC_WRITE_REG_OFFSET 0x08 +#define MAC_READ_REG_OFFSET 0x0c +#define MAC_COMMAND_DONE_REG_OFFSET 0x10 + +#define STAT_ADDR_REG_OFFSET 0x00 +#define STAT_COMMAND_REG_OFFSET 0x04 +#define STAT_WRITE_REG_OFFSET 0x08 +#define STAT_READ_REG_OFFSET 0x0c +#define STAT_COMMAND_DONE_REG_OFFSET 0x10 + +#define MII_MGMT_CONFIG_ADDR 0x20 +#define MII_MGMT_COMMAND_ADDR 0x24 +#define MII_MGMT_ADDRESS_ADDR 0x28 +#define MII_MGMT_CONTROL_ADDR 0x2c +#define MII_MGMT_STATUS_ADDR 0x30 +#define MII_MGMT_INDICATORS_ADDR 0x34 + +#define BUSY_MASK BIT(0) +#define READ_CYCLE_MASK BIT(0) +#define PHY_CONTROL_SET(dst, val) xgene_set_bits(dst, val, 0, 16) + +#define ENET_SPARE_CFG_REG_ADDR 0x0750 +#define RSIF_CONFIG_REG_ADDR 0x0010 +#define RSIF_RAM_DBG_REG0_ADDR 0x0048 +#define RGMII_REG_0_ADDR 0x07e0 +#define CFG_LINK_AGGR_RESUME_0_ADDR 0x07c8 +#define DEBUG_REG_ADDR 0x0700 +#define CFG_BYPASS_ADDR 0x0294 +#define CLE_BYPASS_REG0_0_ADDR 0x0490 +#define CLE_BYPASS_REG1_0_ADDR 0x0494 +#define CFG_RSIF_FPBUFF_TIMEOUT_EN BIT(31) +#define RESUME_TX BIT(0) +#define CFG_SPEED_1250 BIT(24) +#define TX_PORT0 BIT(0) +#define CFG_BYPASS_UNISEC_TX BIT(2) +#define CFG_BYPASS_UNISEC_RX BIT(1) +#define CFG_CLE_BYPASS_EN0 BIT(31) +#define CFG_TXCLK_MUXSEL0_SET(dst, val) xgene_set_bits(dst, val, 29, 3) + +#define CFG_CLE_IP_PROTOCOL0_SET(dst, val) xgene_set_bits(dst, val, 16, 2) +#define CFG_CLE_DSTQID0_SET(dst, val) xgene_set_bits(dst, val, 0, 12) +#define CFG_CLE_FPSEL0_SET(dst, val) xgene_set_bits(dst, val, 16, 4) +#define CFG_MACMODE_SET(dst, val) xgene_set_bits(dst, val, 18, 2) +#define CFG_WAITASYNCRD_SET(dst, val) xgene_set_bits(dst, val, 0, 16) +#define ICM_CONFIG0_REG_0_ADDR 0x0400 +#define ICM_CONFIG2_REG_0_ADDR 0x0410 +#define RX_DV_GATE_REG_0_ADDR 0x05fc +#define TX_DV_GATE_EN0 BIT(2) +#define RX_DV_GATE_EN0 BIT(1) +#define RESUME_RX0 BIT(0) +#define ENET_CFGSSQMIWQASSOC_ADDR 0xe0 +#define ENET_CFGSSQMIFPQASSOC_ADDR 0xdc +#define ENET_CFGSSQMIQMLITEFPQASSOC_ADDR 0xf0 +#define ENET_CFGSSQMIQMLITEWQASSOC_ADDR 0xf4 +#define ENET_CFG_MEM_RAM_SHUTDOWN_ADDR 0x70 +#define ENET_BLOCK_MEM_RDY_ADDR 0x74 +#define MAC_CONFIG_1_ADDR 0x00 +#define MAC_CONFIG_2_ADDR 0x04 +#define MAX_FRAME_LEN_ADDR 0x10 +#define INTERFACE_CONTROL_ADDR 0x38 +#define STATION_ADDR0_ADDR 0x40 +#define STATION_ADDR1_ADDR 0x44 +#define PHY_ADDR_SET(dst, val) xgene_set_bits(dst, val, 8, 5) +#define REG_ADDR_SET(dst, val) xgene_set_bits(dst, val, 0, 5) +#define ENET_INTERFACE_MODE2_SET(dst, val) xgene_set_bits(dst, val, 8, 2) +#define MGMT_CLOCK_SEL_SET(dst, val) xgene_set_bits(dst, val, 0, 3) +#define SOFT_RESET1 BIT(31) +#define TX_EN BIT(0) +#define RX_EN BIT(2) +#define ENET_LHD_MODE BIT(25) +#define ENET_GHD_MODE BIT(26) +#define FULL_DUPLEX2 BIT(0) +#define SCAN_AUTO_INCR BIT(5) +#define TBYT_ADDR 0x38 +#define TPKT_ADDR 0x39 +#define TDRP_ADDR 0x45 +#define TFCS_ADDR 0x47 +#define TUND_ADDR 0x4a + +#define TSO_IPPROTO_TCP 1 +#define FULL_DUPLEX 2 + +#define USERINFO_POS 0 +#define USERINFO_LEN 32 +#define FPQNUM_POS 32 +#define FPQNUM_LEN 12 +#define LERR_POS 60 +#define LERR_LEN 3 +#define STASH_POS 52 +#define STASH_LEN 2 +#define BUFDATALEN_POS 48 +#define BUFDATALEN_LEN 12 +#define DATAADDR_POS 0 +#define DATAADDR_LEN 42 +#define COHERENT_POS 63 +#define HENQNUM_POS 48 +#define HENQNUM_LEN 12 +#define TYPESEL_POS 44 +#define TYPESEL_LEN 4 +#define ETHHDR_POS 12 +#define ETHHDR_LEN 8 +#define IC_POS 35 /* Insert CRC */ +#define TCPHDR_POS 0 +#define TCPHDR_LEN 6 +#define IPHDR_POS 6 +#define IPHDR_LEN 6 +#define EC_POS 22 /* Enable checksum */ +#define EC_LEN 1 +#define IS_POS 24 /* IP protocol select */ +#define IS_LEN 1 +#define TYPE_ETH_WORK_MESSAGE_POS 44 + +struct xgene_enet_raw_desc { + __le64 m0; + __le64 m1; + __le64 m2; + __le64 m3; +}; + +struct xgene_enet_raw_desc16 { + __le64 m0; + __le64 m1; +}; + +static inline void xgene_enet_mark_desc_slot_empty(void *desc_slot_ptr) +{ + __le64 *desc_slot = desc_slot_ptr; + + desc_slot[EMPTY_SLOT_INDEX] = cpu_to_le64(EMPTY_SLOT); +} + +static inline bool xgene_enet_is_desc_slot_empty(void *desc_slot_ptr) +{ + __le64 *desc_slot = desc_slot_ptr; + + return (desc_slot[EMPTY_SLOT_INDEX] == cpu_to_le64(EMPTY_SLOT)); +} + +enum xgene_enet_ring_cfgsize { + RING_CFGSIZE_512B, + RING_CFGSIZE_2KB, + RING_CFGSIZE_16KB, + RING_CFGSIZE_64KB, + RING_CFGSIZE_512KB, + RING_CFGSIZE_INVALID +}; + +enum xgene_enet_ring_type { + RING_DISABLED, + RING_REGULAR, + RING_BUFPOOL +}; + +enum xgene_ring_owner { + RING_OWNER_ETH0, + RING_OWNER_CPU = 15, + RING_OWNER_INVALID +}; + +enum xgene_enet_ring_bufnum { + RING_BUFNUM_REGULAR = 0x0, + RING_BUFNUM_BUFPOOL = 0x20, + RING_BUFNUM_INVALID +}; + +enum xgene_enet_cmd { + XGENE_ENET_WR_CMD = BIT(31), + XGENE_ENET_RD_CMD = BIT(30) +}; + +enum xgene_enet_err_code { + HBF_READ_DATA = 3, + HBF_LL_READ = 4, + BAD_WORK_MSG = 6, + BUFPOOL_TIMEOUT = 15, + INGRESS_CRC = 16, + INGRESS_CHECKSUM = 17, + INGRESS_TRUNC_FRAME = 18, + INGRESS_PKT_LEN = 19, + INGRESS_PKT_UNDER = 20, + INGRESS_FIFO_OVERRUN = 21, + INGRESS_CHECKSUM_COMPUTE = 26, + ERR_CODE_INVALID +}; + +static inline enum xgene_ring_owner xgene_enet_ring_owner(u16 id) +{ + return (id & RING_OWNER_MASK) >> 6; +} + +static inline u8 xgene_enet_ring_bufnum(u16 id) +{ + return id & RING_BUFNUM_MASK; +} + +static inline bool xgene_enet_is_bufpool(u16 id) +{ + return ((id & RING_BUFNUM_MASK) >= 0x20) ? true : false; +} + +static inline u16 xgene_enet_get_numslots(u16 id, u32 size) +{ + bool is_bufpool = xgene_enet_is_bufpool(id); + + return (is_bufpool) ? size / BUFPOOL_DESC_SIZE : + size / WORK_DESC_SIZE; +} + +struct xgene_enet_desc_ring *xgene_enet_setup_ring( + struct xgene_enet_desc_ring *ring); +void xgene_enet_clear_ring(struct xgene_enet_desc_ring *ring); +void xgene_enet_parse_error(struct xgene_enet_desc_ring *ring, + struct xgene_enet_pdata *pdata, + enum xgene_enet_err_code status); + +void xgene_enet_reset(struct xgene_enet_pdata *priv); +void xgene_gmac_reset(struct xgene_enet_pdata *priv); +void xgene_gmac_init(struct xgene_enet_pdata *priv, int speed); +void xgene_gmac_tx_enable(struct xgene_enet_pdata *priv); +void xgene_gmac_rx_enable(struct xgene_enet_pdata *priv); +void xgene_gmac_tx_disable(struct xgene_enet_pdata *priv); +void xgene_gmac_rx_disable(struct xgene_enet_pdata *priv); +void xgene_gmac_set_mac_addr(struct xgene_enet_pdata *pdata); +void xgene_enet_cle_bypass(struct xgene_enet_pdata *pdata, + u32 dst_ring_num, u16 bufpool_id); +void xgene_gport_shutdown(struct xgene_enet_pdata *priv); +void xgene_gmac_get_tx_stats(struct xgene_enet_pdata *pdata); + +int xgene_enet_mdio_config(struct xgene_enet_pdata *pdata); +void xgene_enet_mdio_remove(struct xgene_enet_pdata *pdata); + +#endif /* __XGENE_ENET_HW_H__ */ diff --git a/drivers/net/ethernet/apm/xgene/xgene_enet_main.c b/drivers/net/ethernet/apm/xgene/xgene_enet_main.c new file mode 100644 index 000000000000..e4222af2baa6 --- /dev/null +++ b/drivers/net/ethernet/apm/xgene/xgene_enet_main.c @@ -0,0 +1,960 @@ +/* Applied Micro X-Gene SoC Ethernet Driver + * + * Copyright (c) 2014, Applied Micro Circuits Corporation + * Authors: Iyappan Subramanian <isubramanian@apm.com> + * Ravi Patel <rapatel@apm.com> + * Keyur Chudgar <kchudgar@apm.com> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#include "xgene_enet_main.h" +#include "xgene_enet_hw.h" + +static void xgene_enet_init_bufpool(struct xgene_enet_desc_ring *buf_pool) +{ + struct xgene_enet_raw_desc16 *raw_desc; + int i; + + for (i = 0; i < buf_pool->slots; i++) { + raw_desc = &buf_pool->raw_desc16[i]; + + /* Hardware expects descriptor in little endian format */ + raw_desc->m0 = cpu_to_le64(i | + SET_VAL(FPQNUM, buf_pool->dst_ring_num) | + SET_VAL(STASH, 3)); + } +} + +static int xgene_enet_refill_bufpool(struct xgene_enet_desc_ring *buf_pool, + u32 nbuf) +{ + struct sk_buff *skb; + struct xgene_enet_raw_desc16 *raw_desc; + struct net_device *ndev; + struct device *dev; + dma_addr_t dma_addr; + u32 tail = buf_pool->tail; + u32 slots = buf_pool->slots - 1; + u16 bufdatalen, len; + int i; + + ndev = buf_pool->ndev; + dev = ndev_to_dev(buf_pool->ndev); + bufdatalen = BUF_LEN_CODE_2K | (SKB_BUFFER_SIZE & GENMASK(11, 0)); + len = XGENE_ENET_MAX_MTU; + + for (i = 0; i < nbuf; i++) { + raw_desc = &buf_pool->raw_desc16[tail]; + + skb = netdev_alloc_skb_ip_align(ndev, len); + if (unlikely(!skb)) + return -ENOMEM; + buf_pool->rx_skb[tail] = skb; + + dma_addr = dma_map_single(dev, skb->data, len, DMA_FROM_DEVICE); + if (dma_mapping_error(dev, dma_addr)) { + netdev_err(ndev, "DMA mapping error\n"); + dev_kfree_skb_any(skb); + return -EINVAL; + } + + raw_desc->m1 = cpu_to_le64(SET_VAL(DATAADDR, dma_addr) | + SET_VAL(BUFDATALEN, bufdatalen) | + SET_BIT(COHERENT)); + tail = (tail + 1) & slots; + } + + iowrite32(nbuf, buf_pool->cmd); + buf_pool->tail = tail; + + return 0; +} + +static u16 xgene_enet_dst_ring_num(struct xgene_enet_desc_ring *ring) +{ + struct xgene_enet_pdata *pdata = netdev_priv(ring->ndev); + + return ((u16)pdata->rm << 10) | ring->num; +} + +static u8 xgene_enet_hdr_len(const void *data) +{ + const struct ethhdr *eth = data; + + return (eth->h_proto == htons(ETH_P_8021Q)) ? VLAN_ETH_HLEN : ETH_HLEN; +} + +static u32 xgene_enet_ring_len(struct xgene_enet_desc_ring *ring) +{ + u32 __iomem *cmd_base = ring->cmd_base; + u32 ring_state, num_msgs; + + ring_state = ioread32(&cmd_base[1]); + num_msgs = ring_state & CREATE_MASK(NUMMSGSINQ_POS, NUMMSGSINQ_LEN); + + return num_msgs >> NUMMSGSINQ_POS; +} + +static void xgene_enet_delete_bufpool(struct xgene_enet_desc_ring *buf_pool) +{ + struct xgene_enet_raw_desc16 *raw_desc; + u32 slots = buf_pool->slots - 1; + u32 tail = buf_pool->tail; + u32 userinfo; + int i, len; + + len = xgene_enet_ring_len(buf_pool); + for (i = 0; i < len; i++) { + tail = (tail - 1) & slots; + raw_desc = &buf_pool->raw_desc16[tail]; + + /* Hardware stores descriptor in little endian format */ + userinfo = GET_VAL(USERINFO, le64_to_cpu(raw_desc->m0)); + dev_kfree_skb_any(buf_pool->rx_skb[userinfo]); + } + + iowrite32(-len, buf_pool->cmd); + buf_pool->tail = tail; +} + +static irqreturn_t xgene_enet_rx_irq(const int irq, void *data) +{ + struct xgene_enet_desc_ring *rx_ring = data; + + if (napi_schedule_prep(&rx_ring->napi)) { + disable_irq_nosync(irq); + __napi_schedule(&rx_ring->napi); + } + + return IRQ_HANDLED; +} + +static int xgene_enet_tx_completion(struct xgene_enet_desc_ring *cp_ring, + struct xgene_enet_raw_desc *raw_desc) +{ + struct sk_buff *skb; + struct device *dev; + u16 skb_index; + u8 status; + int ret = 0; + + skb_index = GET_VAL(USERINFO, le64_to_cpu(raw_desc->m0)); + skb = cp_ring->cp_skb[skb_index]; + + dev = ndev_to_dev(cp_ring->ndev); + dma_unmap_single(dev, GET_VAL(DATAADDR, le64_to_cpu(raw_desc->m1)), + GET_VAL(BUFDATALEN, le64_to_cpu(raw_desc->m1)), + DMA_TO_DEVICE); + + /* Checking for error */ + status = GET_VAL(LERR, le64_to_cpu(raw_desc->m0)); + if (unlikely(status > 2)) { + xgene_enet_parse_error(cp_ring, netdev_priv(cp_ring->ndev), + status); + ret = -EIO; + } + + if (likely(skb)) { + dev_kfree_skb_any(skb); + } else { + netdev_err(cp_ring->ndev, "completion skb is NULL\n"); + ret = -EIO; + } + + return ret; +} + +static u64 xgene_enet_work_msg(struct sk_buff *skb) +{ + struct iphdr *iph; + u8 l3hlen, l4hlen = 0; + u8 csum_enable = 0; + u8 proto = 0; + u8 ethhdr; + u64 hopinfo; + + if (unlikely(skb->protocol != htons(ETH_P_IP)) && + unlikely(skb->protocol != htons(ETH_P_8021Q))) + goto out; + + if (unlikely(!(skb->dev->features & NETIF_F_IP_CSUM))) + goto out; + + iph = ip_hdr(skb); + if (unlikely(ip_is_fragment(iph))) + goto out; + + if (likely(iph->protocol == IPPROTO_TCP)) { + l4hlen = tcp_hdrlen(skb) >> 2; + csum_enable = 1; + proto = TSO_IPPROTO_TCP; + } else if (iph->protocol == IPPROTO_UDP) { + l4hlen = UDP_HDR_SIZE; + csum_enable = 1; + } +out: + l3hlen = ip_hdrlen(skb) >> 2; + ethhdr = xgene_enet_hdr_len(skb->data); + hopinfo = SET_VAL(TCPHDR, l4hlen) | + SET_VAL(IPHDR, l3hlen) | + SET_VAL(ETHHDR, ethhdr) | + SET_VAL(EC, csum_enable) | + SET_VAL(IS, proto) | + SET_BIT(IC) | + SET_BIT(TYPE_ETH_WORK_MESSAGE); + + return hopinfo; +} + +static int xgene_enet_setup_tx_desc(struct xgene_enet_desc_ring *tx_ring, + struct sk_buff *skb) +{ + struct device *dev = ndev_to_dev(tx_ring->ndev); + struct xgene_enet_raw_desc *raw_desc; + dma_addr_t dma_addr; + u16 tail = tx_ring->tail; + u64 hopinfo; + + raw_desc = &tx_ring->raw_desc[tail]; + memset(raw_desc, 0, sizeof(struct xgene_enet_raw_desc)); + + dma_addr = dma_map_single(dev, skb->data, skb->len, DMA_TO_DEVICE); + if (dma_mapping_error(dev, dma_addr)) { + netdev_err(tx_ring->ndev, "DMA mapping error\n"); + return -EINVAL; + } + + /* Hardware expects descriptor in little endian format */ + raw_desc->m0 = cpu_to_le64(tail); + raw_desc->m1 = cpu_to_le64(SET_VAL(DATAADDR, dma_addr) | + SET_VAL(BUFDATALEN, skb->len) | + SET_BIT(COHERENT)); + hopinfo = xgene_enet_work_msg(skb); + raw_desc->m3 = cpu_to_le64(SET_VAL(HENQNUM, tx_ring->dst_ring_num) | + hopinfo); + tx_ring->cp_ring->cp_skb[tail] = skb; + + return 0; +} + +static netdev_tx_t xgene_enet_start_xmit(struct sk_buff *skb, + struct net_device *ndev) +{ + struct xgene_enet_pdata *pdata = netdev_priv(ndev); + struct xgene_enet_desc_ring *tx_ring = pdata->tx_ring; + struct xgene_enet_desc_ring *cp_ring = tx_ring->cp_ring; + u32 tx_level, cq_level; + + tx_level = xgene_enet_ring_len(tx_ring); + cq_level = xgene_enet_ring_len(cp_ring); + if (unlikely(tx_level > pdata->tx_qcnt_hi || + cq_level > pdata->cp_qcnt_hi)) { + netif_stop_queue(ndev); + return NETDEV_TX_BUSY; + } + + if (xgene_enet_setup_tx_desc(tx_ring, skb)) { + dev_kfree_skb_any(skb); + return NETDEV_TX_OK; + } + + iowrite32(1, tx_ring->cmd); + skb_tx_timestamp(skb); + tx_ring->tail = (tx_ring->tail + 1) & (tx_ring->slots - 1); + + pdata->stats.tx_packets++; + pdata->stats.tx_bytes += skb->len; + + return NETDEV_TX_OK; +} + +static void xgene_enet_skip_csum(struct sk_buff *skb) +{ + struct iphdr *iph = ip_hdr(skb); + + if (!ip_is_fragment(iph) || + (iph->protocol != IPPROTO_TCP && iph->protocol != IPPROTO_UDP)) { + skb->ip_summed = CHECKSUM_UNNECESSARY; + } +} + +static int xgene_enet_rx_frame(struct xgene_enet_desc_ring *rx_ring, + struct xgene_enet_raw_desc *raw_desc) +{ + struct net_device *ndev; + struct xgene_enet_pdata *pdata; + struct device *dev; + struct xgene_enet_desc_ring *buf_pool; + u32 datalen, skb_index; + struct sk_buff *skb; + u8 status; + int ret = 0; + + ndev = rx_ring->ndev; + pdata = netdev_priv(ndev); + dev = ndev_to_dev(rx_ring->ndev); + buf_pool = rx_ring->buf_pool; + + dma_unmap_single(dev, GET_VAL(DATAADDR, le64_to_cpu(raw_desc->m1)), + XGENE_ENET_MAX_MTU, DMA_FROM_DEVICE); + skb_index = GET_VAL(USERINFO, le64_to_cpu(raw_desc->m0)); + skb = buf_pool->rx_skb[skb_index]; + + /* checking for error */ + status = GET_VAL(LERR, le64_to_cpu(raw_desc->m0)); + if (unlikely(status > 2)) { + dev_kfree_skb_any(skb); + xgene_enet_parse_error(rx_ring, netdev_priv(rx_ring->ndev), + status); + pdata->stats.rx_dropped++; + ret = -EIO; + goto out; + } + + /* strip off CRC as HW isn't doing this */ + datalen = GET_VAL(BUFDATALEN, le64_to_cpu(raw_desc->m1)); + datalen -= 4; + prefetch(skb->data - NET_IP_ALIGN); + skb_put(skb, datalen); + + skb_checksum_none_assert(skb); + skb->protocol = eth_type_trans(skb, ndev); + if (likely((ndev->features & NETIF_F_IP_CSUM) && + skb->protocol == htons(ETH_P_IP))) { + xgene_enet_skip_csum(skb); + } + + pdata->stats.rx_packets++; + pdata->stats.rx_bytes += datalen; + napi_gro_receive(&rx_ring->napi, skb); +out: + if (--rx_ring->nbufpool == 0) { + ret = xgene_enet_refill_bufpool(buf_pool, NUM_BUFPOOL); + rx_ring->nbufpool = NUM_BUFPOOL; + } + + return ret; +} + +static bool is_rx_desc(struct xgene_enet_raw_desc *raw_desc) +{ + return GET_VAL(FPQNUM, le64_to_cpu(raw_desc->m0)) ? true : false; +} + +static int xgene_enet_process_ring(struct xgene_enet_desc_ring *ring, + int budget) +{ + struct xgene_enet_pdata *pdata = netdev_priv(ring->ndev); + struct xgene_enet_raw_desc *raw_desc; + u16 head = ring->head; + u16 slots = ring->slots - 1; + int ret, count = 0; + + do { + raw_desc = &ring->raw_desc[head]; + if (unlikely(xgene_enet_is_desc_slot_empty(raw_desc))) + break; + + if (is_rx_desc(raw_desc)) + ret = xgene_enet_rx_frame(ring, raw_desc); + else + ret = xgene_enet_tx_completion(ring, raw_desc); + xgene_enet_mark_desc_slot_empty(raw_desc); + + head = (head + 1) & slots; + count++; + + if (ret) + break; + } while (--budget); + + if (likely(count)) { + iowrite32(-count, ring->cmd); + ring->head = head; + + if (netif_queue_stopped(ring->ndev)) { + if (xgene_enet_ring_len(ring) < pdata->cp_qcnt_low) + netif_wake_queue(ring->ndev); + } + } + + return budget; +} + +static int xgene_enet_napi(struct napi_struct *napi, const int budget) +{ + struct xgene_enet_desc_ring *ring; + int processed; + + ring = container_of(napi, struct xgene_enet_desc_ring, napi); + processed = xgene_enet_process_ring(ring, budget); + + if (processed != budget) { + napi_complete(napi); + enable_irq(ring->irq); + } + + return processed; +} + +static void xgene_enet_timeout(struct net_device *ndev) +{ + struct xgene_enet_pdata *pdata = netdev_priv(ndev); + + xgene_gmac_reset(pdata); +} + +static int xgene_enet_register_irq(struct net_device *ndev) +{ + struct xgene_enet_pdata *pdata = netdev_priv(ndev); + struct device *dev = ndev_to_dev(ndev); + int ret; + + ret = devm_request_irq(dev, pdata->rx_ring->irq, xgene_enet_rx_irq, + IRQF_SHARED, ndev->name, pdata->rx_ring); + if (ret) { + netdev_err(ndev, "rx%d interrupt request failed\n", + pdata->rx_ring->irq); + } + + return ret; +} + +static void xgene_enet_free_irq(struct net_device *ndev) +{ + struct xgene_enet_pdata *pdata; + struct device *dev; + + pdata = netdev_priv(ndev); + dev = ndev_to_dev(ndev); + devm_free_irq(dev, pdata->rx_ring->irq, pdata->rx_ring); +} + +static int xgene_enet_open(struct net_device *ndev) +{ + struct xgene_enet_pdata *pdata = netdev_priv(ndev); + int ret; + + xgene_gmac_tx_enable(pdata); + xgene_gmac_rx_enable(pdata); + + ret = xgene_enet_register_irq(ndev); + if (ret) + return ret; + napi_enable(&pdata->rx_ring->napi); + + if (pdata->phy_dev) + phy_start(pdata->phy_dev); + + netif_start_queue(ndev); + + return ret; +} + +static int xgene_enet_close(struct net_device *ndev) +{ + struct xgene_enet_pdata *pdata = netdev_priv(ndev); + + netif_stop_queue(ndev); + + if (pdata->phy_dev) + phy_stop(pdata->phy_dev); + + napi_disable(&pdata->rx_ring->napi); + xgene_enet_free_irq(ndev); + xgene_enet_process_ring(pdata->rx_ring, -1); + + xgene_gmac_tx_disable(pdata); + xgene_gmac_rx_disable(pdata); + + return 0; +} + +static void xgene_enet_delete_ring(struct xgene_enet_desc_ring *ring) +{ + struct xgene_enet_pdata *pdata; + struct device *dev; + + pdata = netdev_priv(ring->ndev); + dev = ndev_to_dev(ring->ndev); + + xgene_enet_clear_ring(ring); + dma_free_coherent(dev, ring->size, ring->desc_addr, ring->dma); +} + +static void xgene_enet_delete_desc_rings(struct xgene_enet_pdata *pdata) +{ + struct xgene_enet_desc_ring *buf_pool; + + if (pdata->tx_ring) { + xgene_enet_delete_ring(pdata->tx_ring); + pdata->tx_ring = NULL; + } + + if (pdata->rx_ring) { + buf_pool = pdata->rx_ring->buf_pool; + xgene_enet_delete_bufpool(buf_pool); + xgene_enet_delete_ring(buf_pool); + xgene_enet_delete_ring(pdata->rx_ring); + pdata->rx_ring = NULL; + } +} + +static int xgene_enet_get_ring_size(struct device *dev, + enum xgene_enet_ring_cfgsize cfgsize) +{ + int size = -EINVAL; + + switch (cfgsize) { + case RING_CFGSIZE_512B: + size = 0x200; + break; + case RING_CFGSIZE_2KB: + size = 0x800; + break; + case RING_CFGSIZE_16KB: + size = 0x4000; + break; + case RING_CFGSIZE_64KB: + size = 0x10000; + break; + case RING_CFGSIZE_512KB: + size = 0x80000; + break; + default: + dev_err(dev, "Unsupported cfg ring size %d\n", cfgsize); + break; + } + + return size; +} + +static void xgene_enet_free_desc_ring(struct xgene_enet_desc_ring *ring) +{ + struct device *dev; + + if (!ring) + return; + + dev = ndev_to_dev(ring->ndev); + + if (ring->desc_addr) { + xgene_enet_clear_ring(ring); + dma_free_coherent(dev, ring->size, ring->desc_addr, ring->dma); + } + devm_kfree(dev, ring); +} + +static void xgene_enet_free_desc_rings(struct xgene_enet_pdata *pdata) +{ + struct device *dev = &pdata->pdev->dev; + struct xgene_enet_desc_ring *ring; + + ring = pdata->tx_ring; + if (ring) { + if (ring->cp_ring && ring->cp_ring->cp_skb) + devm_kfree(dev, ring->cp_ring->cp_skb); + xgene_enet_free_desc_ring(ring); + } + + ring = pdata->rx_ring; + if (ring) { + if (ring->buf_pool) { + if (ring->buf_pool->rx_skb) + devm_kfree(dev, ring->buf_pool->rx_skb); + xgene_enet_free_desc_ring(ring->buf_pool); + } + xgene_enet_free_desc_ring(ring); + } +} + +static struct xgene_enet_desc_ring *xgene_enet_create_desc_ring( + struct net_device *ndev, u32 ring_num, + enum xgene_enet_ring_cfgsize cfgsize, u32 ring_id) +{ + struct xgene_enet_desc_ring *ring; + struct xgene_enet_pdata *pdata = netdev_priv(ndev); + struct device *dev = ndev_to_dev(ndev); + int size; + + size = xgene_enet_get_ring_size(dev, cfgsize); + if (size < 0) + return NULL; + + ring = devm_kzalloc(dev, sizeof(struct xgene_enet_desc_ring), + GFP_KERNEL); + if (!ring) + return NULL; + + ring->ndev = ndev; + ring->num = ring_num; + ring->cfgsize = cfgsize; + ring->id = ring_id; + + ring->desc_addr = dma_zalloc_coherent(dev, size, &ring->dma, + GFP_KERNEL); + if (!ring->desc_addr) { + devm_kfree(dev, ring); + return NULL; + } + ring->size = size; + + ring->cmd_base = pdata->ring_cmd_addr + (ring->num << 6); + ring->cmd = ring->cmd_base + INC_DEC_CMD_ADDR; + pdata->rm = RM3; + ring = xgene_enet_setup_ring(ring); + netdev_dbg(ndev, "ring info: num=%d size=%d id=%d slots=%d\n", + ring->num, ring->size, ring->id, ring->slots); + + return ring; +} + +static u16 xgene_enet_get_ring_id(enum xgene_ring_owner owner, u8 bufnum) +{ + return (owner << 6) | (bufnum & GENMASK(5, 0)); +} + +static int xgene_enet_create_desc_rings(struct net_device *ndev) +{ + struct xgene_enet_pdata *pdata = netdev_priv(ndev); + struct device *dev = ndev_to_dev(ndev); + struct xgene_enet_desc_ring *rx_ring, *tx_ring, *cp_ring; + struct xgene_enet_desc_ring *buf_pool = NULL; + u8 cpu_bufnum = 0, eth_bufnum = 0; + u8 bp_bufnum = 0x20; + u16 ring_id, ring_num = 0; + int ret; + + /* allocate rx descriptor ring */ + ring_id = xgene_enet_get_ring_id(RING_OWNER_CPU, cpu_bufnum++); + rx_ring = xgene_enet_create_desc_ring(ndev, ring_num++, + RING_CFGSIZE_16KB, ring_id); + if (!rx_ring) { + ret = -ENOMEM; + goto err; + } + + /* allocate buffer pool for receiving packets */ + ring_id = xgene_enet_get_ring_id(RING_OWNER_ETH0, bp_bufnum++); + buf_pool = xgene_enet_create_desc_ring(ndev, ring_num++, + RING_CFGSIZE_2KB, ring_id); + if (!buf_pool) { + ret = -ENOMEM; + goto err; + } + + rx_ring->nbufpool = NUM_BUFPOOL; + rx_ring->buf_pool = buf_pool; + rx_ring->irq = pdata->rx_irq; + buf_pool->rx_skb = devm_kcalloc(dev, buf_pool->slots, + sizeof(struct sk_buff *), GFP_KERNEL); + if (!buf_pool->rx_skb) { + ret = -ENOMEM; + goto err; + } + + buf_pool->dst_ring_num = xgene_enet_dst_ring_num(buf_pool); + rx_ring->buf_pool = buf_pool; + pdata->rx_ring = rx_ring; + + /* allocate tx descriptor ring */ + ring_id = xgene_enet_get_ring_id(RING_OWNER_ETH0, eth_bufnum++); + tx_ring = xgene_enet_create_desc_ring(ndev, ring_num++, + RING_CFGSIZE_16KB, ring_id); + if (!tx_ring) { + ret = -ENOMEM; + goto err; + } + pdata->tx_ring = tx_ring; + + cp_ring = pdata->rx_ring; + cp_ring->cp_skb = devm_kcalloc(dev, tx_ring->slots, + sizeof(struct sk_buff *), GFP_KERNEL); + if (!cp_ring->cp_skb) { + ret = -ENOMEM; + goto err; + } + pdata->tx_ring->cp_ring = cp_ring; + pdata->tx_ring->dst_ring_num = xgene_enet_dst_ring_num(cp_ring); + + pdata->tx_qcnt_hi = pdata->tx_ring->slots / 2; + pdata->cp_qcnt_hi = pdata->rx_ring->slots / 2; + pdata->cp_qcnt_low = pdata->cp_qcnt_hi / 2; + + return 0; + +err: + xgene_enet_free_desc_rings(pdata); + return ret; +} + +static struct rtnl_link_stats64 *xgene_enet_get_stats64( + struct net_device *ndev, + struct rtnl_link_stats64 *storage) +{ + struct xgene_enet_pdata *pdata = netdev_priv(ndev); + struct rtnl_link_stats64 *stats = &pdata->stats; + + stats->rx_errors += stats->rx_length_errors + + stats->rx_crc_errors + + stats->rx_frame_errors + + stats->rx_fifo_errors; + memcpy(storage, &pdata->stats, sizeof(struct rtnl_link_stats64)); + + return storage; +} + +static int xgene_enet_set_mac_address(struct net_device *ndev, void *addr) +{ + struct xgene_enet_pdata *pdata = netdev_priv(ndev); + int ret; + + ret = eth_mac_addr(ndev, addr); + if (ret) + return ret; + xgene_gmac_set_mac_addr(pdata); + + return ret; +} + +static const struct net_device_ops xgene_ndev_ops = { + .ndo_open = xgene_enet_open, + .ndo_stop = xgene_enet_close, + .ndo_start_xmit = xgene_enet_start_xmit, + .ndo_tx_timeout = xgene_enet_timeout, + .ndo_get_stats64 = xgene_enet_get_stats64, + .ndo_change_mtu = eth_change_mtu, + .ndo_set_mac_address = xgene_enet_set_mac_address, +}; + +static int xgene_enet_get_resources(struct xgene_enet_pdata *pdata) +{ + struct platform_device *pdev; + struct net_device *ndev; + struct device *dev; + struct resource *res; + void __iomem *base_addr; + const char *mac; + int ret; + + pdev = pdata->pdev; + dev = &pdev->dev; + ndev = pdata->ndev; + + res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "enet_csr"); + if (!res) { + dev_err(dev, "Resource enet_csr not defined\n"); + return -ENODEV; + } + pdata->base_addr = devm_ioremap_resource(dev, res); + if (IS_ERR(pdata->base_addr)) { + dev_err(dev, "Unable to retrieve ENET Port CSR region\n"); + return PTR_ERR(pdata->base_addr); + } + + res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "ring_csr"); + if (!res) { + dev_err(dev, "Resource ring_csr not defined\n"); + return -ENODEV; + } + pdata->ring_csr_addr = devm_ioremap_resource(dev, res); + if (IS_ERR(pdata->ring_csr_addr)) { + dev_err(dev, "Unable to retrieve ENET Ring CSR region\n"); + return PTR_ERR(pdata->ring_csr_addr); + } + + res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "ring_cmd"); + if (!res) { + dev_err(dev, "Resource ring_cmd not defined\n"); + return -ENODEV; + } + pdata->ring_cmd_addr = devm_ioremap_resource(dev, res); + if (IS_ERR(pdata->ring_cmd_addr)) { + dev_err(dev, "Unable to retrieve ENET Ring command region\n"); + return PTR_ERR(pdata->ring_cmd_addr); + } + + ret = platform_get_irq(pdev, 0); + if (ret <= 0) { + dev_err(dev, "Unable to get ENET Rx IRQ\n"); + ret = ret ? : -ENXIO; + return ret; + } + pdata->rx_irq = ret; + + mac = of_get_mac_address(dev->of_node); + if (mac) + memcpy(ndev->dev_addr, mac, ndev->addr_len); + else + eth_hw_addr_random(ndev); + memcpy(ndev->perm_addr, ndev->dev_addr, ndev->addr_len); + + pdata->phy_mode = of_get_phy_mode(pdev->dev.of_node); + if (pdata->phy_mode < 0) { + dev_err(dev, "Incorrect phy-connection-type in DTS\n"); + return -EINVAL; + } + + pdata->clk = devm_clk_get(&pdev->dev, NULL); + ret = IS_ERR(pdata->clk); + if (IS_ERR(pdata->clk)) { + dev_err(&pdev->dev, "can't get clock\n"); + ret = PTR_ERR(pdata->clk); + return ret; + } + + base_addr = pdata->base_addr; + pdata->eth_csr_addr = base_addr + BLOCK_ETH_CSR_OFFSET; + pdata->eth_ring_if_addr = base_addr + BLOCK_ETH_RING_IF_OFFSET; + pdata->eth_diag_csr_addr = base_addr + BLOCK_ETH_DIAG_CSR_OFFSET; + pdata->mcx_mac_addr = base_addr + BLOCK_ETH_MAC_OFFSET; + pdata->mcx_stats_addr = base_addr + BLOCK_ETH_STATS_OFFSET; + pdata->mcx_mac_csr_addr = base_addr + BLOCK_ETH_MAC_CSR_OFFSET; + pdata->rx_buff_cnt = NUM_PKT_BUF; + + return ret; +} + +static int xgene_enet_init_hw(struct xgene_enet_pdata *pdata) +{ + struct net_device *ndev = pdata->ndev; + struct xgene_enet_desc_ring *buf_pool; + u16 dst_ring_num; + int ret; + + xgene_gmac_tx_disable(pdata); + xgene_gmac_rx_disable(pdata); + + ret = xgene_enet_create_desc_rings(ndev); + if (ret) { + netdev_err(ndev, "Error in ring configuration\n"); + return ret; + } + + /* setup buffer pool */ + buf_pool = pdata->rx_ring->buf_pool; + xgene_enet_init_bufpool(buf_pool); + ret = xgene_enet_refill_bufpool(buf_pool, pdata->rx_buff_cnt); + if (ret) { + xgene_enet_delete_desc_rings(pdata); + return ret; + } + + dst_ring_num = xgene_enet_dst_ring_num(pdata->rx_ring); + xgene_enet_cle_bypass(pdata, dst_ring_num, buf_pool->id); + + return ret; +} + +static int xgene_enet_probe(struct platform_device *pdev) +{ + struct net_device *ndev; + struct xgene_enet_pdata *pdata; + struct device *dev = &pdev->dev; + struct napi_struct *napi; + int ret; + + ndev = alloc_etherdev(sizeof(struct xgene_enet_pdata)); + if (!ndev) + return -ENOMEM; + + pdata = netdev_priv(ndev); + + pdata->pdev = pdev; + pdata->ndev = ndev; + SET_NETDEV_DEV(ndev, dev); + platform_set_drvdata(pdev, pdata); + ndev->netdev_ops = &xgene_ndev_ops; + xgene_enet_set_ethtool_ops(ndev); + ndev->features |= NETIF_F_IP_CSUM | + NETIF_F_GSO | + NETIF_F_GRO; + + ret = xgene_enet_get_resources(pdata); + if (ret) + goto err; + + xgene_enet_reset(pdata); + xgene_gmac_init(pdata, SPEED_1000); + + ret = register_netdev(ndev); + if (ret) { + netdev_err(ndev, "Failed to register netdev\n"); + goto err; + } + + ret = dma_set_mask_and_coherent(dev, DMA_BIT_MASK(64)); + if (ret) { + netdev_err(ndev, "No usable DMA configuration\n"); + goto err; + } + + ret = xgene_enet_init_hw(pdata); + if (ret) + goto err; + + napi = &pdata->rx_ring->napi; + netif_napi_add(ndev, napi, xgene_enet_napi, NAPI_POLL_WEIGHT); + ret = xgene_enet_mdio_config(pdata); + + return ret; +err: + free_netdev(ndev); + return ret; +} + +static int xgene_enet_remove(struct platform_device *pdev) +{ + struct xgene_enet_pdata *pdata; + struct net_device *ndev; + + pdata = platform_get_drvdata(pdev); + ndev = pdata->ndev; + + xgene_gmac_rx_disable(pdata); + xgene_gmac_tx_disable(pdata); + + netif_napi_del(&pdata->rx_ring->napi); + xgene_enet_mdio_remove(pdata); + xgene_enet_delete_desc_rings(pdata); + unregister_netdev(ndev); + xgene_gport_shutdown(pdata); + free_netdev(ndev); + + return 0; +} + +static struct of_device_id xgene_enet_match[] = { + {.compatible = "apm,xgene-enet",}, + {}, +}; + +MODULE_DEVICE_TABLE(of, xgene_enet_match); + +static struct platform_driver xgene_enet_driver = { + .driver = { + .name = "xgene-enet", + .of_match_table = xgene_enet_match, + }, + .probe = xgene_enet_probe, + .remove = xgene_enet_remove, +}; + +module_platform_driver(xgene_enet_driver); + +MODULE_DESCRIPTION("APM X-Gene SoC Ethernet driver"); +MODULE_VERSION(XGENE_DRV_VERSION); +MODULE_AUTHOR("Keyur Chudgar <kchudgar@apm.com>"); +MODULE_LICENSE("GPL"); diff --git a/drivers/net/ethernet/apm/xgene/xgene_enet_main.h b/drivers/net/ethernet/apm/xgene/xgene_enet_main.h new file mode 100644 index 000000000000..0815866986b0 --- /dev/null +++ b/drivers/net/ethernet/apm/xgene/xgene_enet_main.h @@ -0,0 +1,135 @@ +/* Applied Micro X-Gene SoC Ethernet Driver + * + * Copyright (c) 2014, Applied Micro Circuits Corporation + * Authors: Iyappan Subramanian <isubramanian@apm.com> + * Ravi Patel <rapatel@apm.com> + * Keyur Chudgar <kchudgar@apm.com> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#ifndef __XGENE_ENET_MAIN_H__ +#define __XGENE_ENET_MAIN_H__ + +#include <linux/clk.h> +#include <linux/of_platform.h> +#include <linux/of_net.h> +#include <linux/of_mdio.h> +#include <linux/module.h> +#include <net/ip.h> +#include <linux/prefetch.h> +#include <linux/if_vlan.h> +#include <linux/phy.h> +#include "xgene_enet_hw.h" + +#define XGENE_DRV_VERSION "v1.0" +#define XGENE_ENET_MAX_MTU 1536 +#define SKB_BUFFER_SIZE (XGENE_ENET_MAX_MTU - NET_IP_ALIGN) +#define NUM_PKT_BUF 64 +#define NUM_BUFPOOL 32 + +/* software context of a descriptor ring */ +struct xgene_enet_desc_ring { + struct net_device *ndev; + u16 id; + u16 num; + u16 head; + u16 tail; + u16 slots; + u16 irq; + u32 size; + u32 state[NUM_RING_CONFIG]; + void __iomem *cmd_base; + void __iomem *cmd; + dma_addr_t dma; + u16 dst_ring_num; + u8 nbufpool; + struct sk_buff *(*rx_skb); + struct sk_buff *(*cp_skb); + enum xgene_enet_ring_cfgsize cfgsize; + struct xgene_enet_desc_ring *cp_ring; + struct xgene_enet_desc_ring *buf_pool; + struct napi_struct napi; + union { + void *desc_addr; + struct xgene_enet_raw_desc *raw_desc; + struct xgene_enet_raw_desc16 *raw_desc16; + }; +}; + +/* ethernet private data */ +struct xgene_enet_pdata { + struct net_device *ndev; + struct mii_bus *mdio_bus; + struct phy_device *phy_dev; + int phy_speed; + struct clk *clk; + struct platform_device *pdev; + struct xgene_enet_desc_ring *tx_ring; + struct xgene_enet_desc_ring *rx_ring; + char *dev_name; + u32 rx_buff_cnt; + u32 tx_qcnt_hi; + u32 cp_qcnt_hi; + u32 cp_qcnt_low; + u32 rx_irq; + void __iomem *eth_csr_addr; + void __iomem *eth_ring_if_addr; + void __iomem *eth_diag_csr_addr; + void __iomem *mcx_mac_addr; + void __iomem *mcx_stats_addr; + void __iomem *mcx_mac_csr_addr; + void __iomem *base_addr; + void __iomem *ring_csr_addr; + void __iomem *ring_cmd_addr; + u32 phy_addr; + int phy_mode; + u32 speed; + u16 rm; + struct rtnl_link_stats64 stats; +}; + +/* Set the specified value into a bit-field defined by its starting position + * and length within a single u64. + */ +static inline u64 xgene_enet_set_field_value(int pos, int len, u64 val) +{ + return (val & ((1ULL << len) - 1)) << pos; +} + +#define SET_VAL(field, val) \ + xgene_enet_set_field_value(field ## _POS, field ## _LEN, val) + +#define SET_BIT(field) \ + xgene_enet_set_field_value(field ## _POS, 1, 1) + +/* Get the value from a bit-field defined by its starting position + * and length within the specified u64. + */ +static inline u64 xgene_enet_get_field_value(int pos, int len, u64 src) +{ + return (src >> pos) & ((1ULL << len) - 1); +} + +#define GET_VAL(field, src) \ + xgene_enet_get_field_value(field ## _POS, field ## _LEN, src) + +static inline struct device *ndev_to_dev(struct net_device *ndev) +{ + return ndev->dev.parent; +} + +void xgene_enet_set_ethtool_ops(struct net_device *netdev); + +#endif /* __XGENE_ENET_MAIN_H__ */ diff --git a/drivers/net/ethernet/atheros/alx/main.c b/drivers/net/ethernet/atheros/alx/main.c index 49faa97a30c3..e398eda07298 100644 --- a/drivers/net/ethernet/atheros/alx/main.c +++ b/drivers/net/ethernet/atheros/alx/main.c @@ -1527,7 +1527,7 @@ static const struct pci_error_handlers alx_err_handlers = { .resume = alx_pci_error_resume, }; -static DEFINE_PCI_DEVICE_TABLE(alx_pci_tbl) = { +static const struct pci_device_id alx_pci_tbl[] = { { PCI_VDEVICE(ATTANSIC, ALX_DEV_ID_AR8161), .driver_data = ALX_DEV_QUIRK_MSI_INTX_DISABLE_BUG }, { PCI_VDEVICE(ATTANSIC, ALX_DEV_ID_E2200), diff --git a/drivers/net/ethernet/atheros/atl1c/atl1c_main.c b/drivers/net/ethernet/atheros/atl1c/atl1c_main.c index e11bf18fbbd1..72fb86b9aa24 100644 --- a/drivers/net/ethernet/atheros/atl1c/atl1c_main.c +++ b/drivers/net/ethernet/atheros/atl1c/atl1c_main.c @@ -34,7 +34,7 @@ char atl1c_driver_version[] = ATL1C_DRV_VERSION; * { Vendor ID, Device ID, SubVendor ID, SubDevice ID, * Class, Class Mask, private data (not used) } */ -static DEFINE_PCI_DEVICE_TABLE(atl1c_pci_tbl) = { +static const struct pci_device_id atl1c_pci_tbl[] = { {PCI_DEVICE(PCI_VENDOR_ID_ATTANSIC, PCI_DEVICE_ID_ATTANSIC_L1C)}, {PCI_DEVICE(PCI_VENDOR_ID_ATTANSIC, PCI_DEVICE_ID_ATTANSIC_L2C)}, {PCI_DEVICE(PCI_VENDOR_ID_ATTANSIC, PCI_DEVICE_ID_ATHEROS_L2C_B)}, diff --git a/drivers/net/ethernet/atheros/atl1e/atl1e_main.c b/drivers/net/ethernet/atheros/atl1e/atl1e_main.c index 4345332533ad..2326579f9454 100644 --- a/drivers/net/ethernet/atheros/atl1e/atl1e_main.c +++ b/drivers/net/ethernet/atheros/atl1e/atl1e_main.c @@ -35,7 +35,7 @@ char atl1e_driver_version[] = DRV_VERSION; * { Vendor ID, Device ID, SubVendor ID, SubDevice ID, * Class, Class Mask, private data (not used) } */ -static DEFINE_PCI_DEVICE_TABLE(atl1e_pci_tbl) = { +static const struct pci_device_id atl1e_pci_tbl[] = { {PCI_DEVICE(PCI_VENDOR_ID_ATTANSIC, PCI_DEVICE_ID_ATTANSIC_L1E)}, {PCI_DEVICE(PCI_VENDOR_ID_ATTANSIC, 0x1066)}, /* required last entry */ @@ -831,17 +831,14 @@ static int atl1e_setup_ring_resources(struct atl1e_adapter *adapter) /* real ring DMA buffer */ size = adapter->ring_size; - adapter->ring_vir_addr = pci_alloc_consistent(pdev, - adapter->ring_size, &adapter->ring_dma); - + adapter->ring_vir_addr = pci_zalloc_consistent(pdev, adapter->ring_size, + &adapter->ring_dma); if (adapter->ring_vir_addr == NULL) { netdev_err(adapter->netdev, "pci_alloc_consistent failed, size = D%d\n", size); return -ENOMEM; } - memset(adapter->ring_vir_addr, 0, adapter->ring_size); - rx_page_desc = rx_ring->rx_page_desc; /* Init TPD Ring */ diff --git a/drivers/net/ethernet/atheros/atlx/atl1.c b/drivers/net/ethernet/atheros/atlx/atl1.c index 1546d550ac97..2c8f398aeda9 100644 --- a/drivers/net/ethernet/atheros/atlx/atl1.c +++ b/drivers/net/ethernet/atheros/atlx/atl1.c @@ -235,7 +235,7 @@ static void atl1_check_options(struct atl1_adapter *adapter) /* * atl1_pci_tbl - PCI Device ID Table */ -static DEFINE_PCI_DEVICE_TABLE(atl1_pci_tbl) = { +static const struct pci_device_id atl1_pci_tbl[] = { {PCI_DEVICE(PCI_VENDOR_ID_ATTANSIC, PCI_DEVICE_ID_ATTANSIC_L1)}, /* required last entry */ {0,} diff --git a/drivers/net/ethernet/atheros/atlx/atl2.c b/drivers/net/ethernet/atheros/atlx/atl2.c index c194bc687c30..84a09e8ddd9c 100644 --- a/drivers/net/ethernet/atheros/atlx/atl2.c +++ b/drivers/net/ethernet/atheros/atlx/atl2.c @@ -65,7 +65,7 @@ MODULE_VERSION(ATL2_DRV_VERSION); /* * atl2_pci_tbl - PCI Device ID Table */ -static DEFINE_PCI_DEVICE_TABLE(atl2_pci_tbl) = { +static const struct pci_device_id atl2_pci_tbl[] = { {PCI_DEVICE(PCI_VENDOR_ID_ATTANSIC, PCI_DEVICE_ID_ATTANSIC_L2)}, /* required last entry */ {0,} diff --git a/drivers/net/ethernet/broadcom/b44.c b/drivers/net/ethernet/broadcom/b44.c index ca5a20a48b14..4a7028d65912 100644 --- a/drivers/net/ethernet/broadcom/b44.c +++ b/drivers/net/ethernet/broadcom/b44.c @@ -105,7 +105,7 @@ MODULE_PARM_DESC(b44_debug, "B44 bitmapped debugging message enable value"); #ifdef CONFIG_B44_PCI -static DEFINE_PCI_DEVICE_TABLE(b44_pci_tbl) = { +static const struct pci_device_id b44_pci_tbl[] = { { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_BCM4401) }, { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_BCM4401B0) }, { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_BCM4401B1) }, diff --git a/drivers/net/ethernet/broadcom/bnx2.c b/drivers/net/ethernet/broadcom/bnx2.c index e64c963fe775..2fee73b878c2 100644 --- a/drivers/net/ethernet/broadcom/bnx2.c +++ b/drivers/net/ethernet/broadcom/bnx2.c @@ -120,7 +120,7 @@ static struct { { "Broadcom NetXtreme II BCM5716 1000Base-SX" }, }; -static DEFINE_PCI_DEVICE_TABLE(bnx2_pci_tbl) = { +static const struct pci_device_id bnx2_pci_tbl[] = { { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706, PCI_VENDOR_ID_HP, 0x3101, 0, 0, NC370T }, { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706, diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c index 4e6c82e20224..4ccc806b1150 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c @@ -483,11 +483,7 @@ static void bnx2x_tpa_start(struct bnx2x_fastpath *fp, u16 queue, #ifdef BNX2X_STOP_ON_ERROR fp->tpa_queue_used |= (1 << queue); -#ifdef _ASM_GENERIC_INT_L64_H - DP(NETIF_MSG_RX_STATUS, "fp->tpa_queue_used = 0x%lx\n", -#else DP(NETIF_MSG_RX_STATUS, "fp->tpa_queue_used = 0x%llx\n", -#endif fp->tpa_queue_used); #endif } diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c index 3871ec49cc4d..900cab420810 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c @@ -249,7 +249,7 @@ static struct { #define PCI_DEVICE_ID_NX2_57811_VF CHIP_NUM_57811_VF #endif -static DEFINE_PCI_DEVICE_TABLE(bnx2x_pci_tbl) = { +static const struct pci_device_id bnx2x_pci_tbl[] = { { PCI_VDEVICE(BROADCOM, PCI_DEVICE_ID_NX2_57710), BCM57710 }, { PCI_VDEVICE(BROADCOM, PCI_DEVICE_ID_NX2_57711), BCM57711 }, { PCI_VDEVICE(BROADCOM, PCI_DEVICE_ID_NX2_57711E), BCM57711E }, @@ -10052,6 +10052,8 @@ static void bnx2x_prev_unload_close_mac(struct bnx2x *bp, } #define BNX2X_PREV_UNDI_PROD_ADDR(p) (BAR_TSTRORM_INTMEM + 0x1508 + ((p) << 4)) +#define BNX2X_PREV_UNDI_PROD_ADDR_H(f) (BAR_TSTRORM_INTMEM + \ + 0x1848 + ((f) << 4)) #define BNX2X_PREV_UNDI_RCQ(val) ((val) & 0xffff) #define BNX2X_PREV_UNDI_BD(val) ((val) >> 16 & 0xffff) #define BNX2X_PREV_UNDI_PROD(rcq, bd) ((bd) << 16 | (rcq)) @@ -10059,8 +10061,6 @@ static void bnx2x_prev_unload_close_mac(struct bnx2x *bp, #define BCM_5710_UNDI_FW_MF_MAJOR (0x07) #define BCM_5710_UNDI_FW_MF_MINOR (0x08) #define BCM_5710_UNDI_FW_MF_VERS (0x05) -#define BNX2X_PREV_UNDI_MF_PORT(p) (BAR_TSTRORM_INTMEM + 0x150c + ((p) << 4)) -#define BNX2X_PREV_UNDI_MF_FUNC(f) (BAR_TSTRORM_INTMEM + 0x184c + ((f) << 4)) static bool bnx2x_prev_is_after_undi(struct bnx2x *bp) { @@ -10079,72 +10079,25 @@ static bool bnx2x_prev_is_after_undi(struct bnx2x *bp) return false; } -static bool bnx2x_prev_unload_undi_fw_supports_mf(struct bnx2x *bp) -{ - u8 major, minor, version; - u32 fw; - - /* Must check that FW is loaded */ - if (!(REG_RD(bp, MISC_REG_RESET_REG_1) & - MISC_REGISTERS_RESET_REG_1_RST_XSEM)) { - BNX2X_DEV_INFO("XSEM is reset - UNDI MF FW is not loaded\n"); - return false; - } - - /* Read Currently loaded FW version */ - fw = REG_RD(bp, XSEM_REG_PRAM); - major = fw & 0xff; - minor = (fw >> 0x8) & 0xff; - version = (fw >> 0x10) & 0xff; - BNX2X_DEV_INFO("Loaded FW: 0x%08x: Major 0x%02x Minor 0x%02x Version 0x%02x\n", - fw, major, minor, version); - - if (major > BCM_5710_UNDI_FW_MF_MAJOR) - return true; - - if ((major == BCM_5710_UNDI_FW_MF_MAJOR) && - (minor > BCM_5710_UNDI_FW_MF_MINOR)) - return true; - - if ((major == BCM_5710_UNDI_FW_MF_MAJOR) && - (minor == BCM_5710_UNDI_FW_MF_MINOR) && - (version >= BCM_5710_UNDI_FW_MF_VERS)) - return true; - - return false; -} - -static void bnx2x_prev_unload_undi_mf(struct bnx2x *bp) -{ - int i; - - /* Due to legacy (FW) code, the first function on each engine has a - * different offset macro from the rest of the functions. - * Setting this for all 8 functions is harmless regardless of whether - * this is actually a multi-function device. - */ - for (i = 0; i < 2; i++) - REG_WR(bp, BNX2X_PREV_UNDI_MF_PORT(i), 1); - - for (i = 2; i < 8; i++) - REG_WR(bp, BNX2X_PREV_UNDI_MF_FUNC(i - 2), 1); - - BNX2X_DEV_INFO("UNDI FW (MF) set to discard\n"); -} - -static void bnx2x_prev_unload_undi_inc(struct bnx2x *bp, u8 port, u8 inc) +static void bnx2x_prev_unload_undi_inc(struct bnx2x *bp, u8 inc) { u16 rcq, bd; - u32 tmp_reg = REG_RD(bp, BNX2X_PREV_UNDI_PROD_ADDR(port)); + u32 addr, tmp_reg; + if (BP_FUNC(bp) < 2) + addr = BNX2X_PREV_UNDI_PROD_ADDR(BP_PORT(bp)); + else + addr = BNX2X_PREV_UNDI_PROD_ADDR_H(BP_FUNC(bp) - 2); + + tmp_reg = REG_RD(bp, addr); rcq = BNX2X_PREV_UNDI_RCQ(tmp_reg) + inc; bd = BNX2X_PREV_UNDI_BD(tmp_reg) + inc; tmp_reg = BNX2X_PREV_UNDI_PROD(rcq, bd); - REG_WR(bp, BNX2X_PREV_UNDI_PROD_ADDR(port), tmp_reg); + REG_WR(bp, addr, tmp_reg); - BNX2X_DEV_INFO("UNDI producer [%d] rings bd -> 0x%04x, rcq -> 0x%04x\n", - port, bd, rcq); + BNX2X_DEV_INFO("UNDI producer [%d/%d][%08x] rings bd -> 0x%04x, rcq -> 0x%04x\n", + BP_PORT(bp), BP_FUNC(bp), addr, bd, rcq); } static int bnx2x_prev_mcp_done(struct bnx2x *bp) @@ -10383,7 +10336,6 @@ static int bnx2x_prev_unload_common(struct bnx2x *bp) /* Reset should be performed after BRB is emptied */ if (reset_reg & MISC_REGISTERS_RESET_REG_1_RST_BRB1) { u32 timer_count = 1000; - bool need_write = true; /* Close the MAC Rx to prevent BRB from filling up */ bnx2x_prev_unload_close_mac(bp, &mac_vals); @@ -10420,20 +10372,10 @@ static int bnx2x_prev_unload_common(struct bnx2x *bp) else timer_count--; - /* New UNDI FW supports MF and contains better - * cleaning methods - might be redundant but harmless. - */ - if (bnx2x_prev_unload_undi_fw_supports_mf(bp)) { - if (need_write) { - bnx2x_prev_unload_undi_mf(bp); - need_write = false; - } - } else if (prev_undi) { - /* If UNDI resides in memory, - * manually increment it - */ - bnx2x_prev_unload_undi_inc(bp, BP_PORT(bp), 1); - } + /* If UNDI resides in memory, manually increment it */ + if (prev_undi) + bnx2x_prev_unload_undi_inc(bp, 1); + udelay(10); } diff --git a/drivers/net/ethernet/broadcom/genet/bcmgenet.c b/drivers/net/ethernet/broadcom/genet/bcmgenet.c index ce455aed5a2f..3f9d4de8173c 100644 --- a/drivers/net/ethernet/broadcom/genet/bcmgenet.c +++ b/drivers/net/ethernet/broadcom/genet/bcmgenet.c @@ -739,7 +739,6 @@ static void bcmgenet_power_down(struct bcmgenet_priv *priv, case GENET_POWER_PASSIVE: /* Power down LED */ - bcmgenet_mii_reset(priv->dev); if (priv->hw_params->flags & GENET_HAS_EXT) { reg = bcmgenet_ext_readl(priv, EXT_EXT_PWR_MGMT); reg |= (EXT_PWR_DOWN_PHY | @@ -779,7 +778,9 @@ static void bcmgenet_power_up(struct bcmgenet_priv *priv, } bcmgenet_ext_writel(priv, reg, EXT_EXT_PWR_MGMT); - bcmgenet_mii_reset(priv->dev); + + if (mode == GENET_POWER_PASSIVE) + bcmgenet_mii_reset(priv->dev); } /* ioctl handle special commands that are not present in ethtool. */ @@ -1961,7 +1962,8 @@ static void bcmgenet_set_hw_addr(struct bcmgenet_priv *priv, static int bcmgenet_wol_resume(struct bcmgenet_priv *priv) { /* From WOL-enabled suspend, switch to regular clock */ - clk_disable_unprepare(priv->clk_wol); + if (priv->wolopts) + clk_disable_unprepare(priv->clk_wol); phy_init_hw(priv->phydev); /* Speed settings must be restored */ @@ -2164,6 +2166,10 @@ static void bcmgenet_netif_stop(struct net_device *dev) * disabled no new work will be scheduled. */ cancel_work_sync(&priv->bcmgenet_irq_work); + + priv->old_pause = -1; + priv->old_link = -1; + priv->old_duplex = -1; } static int bcmgenet_close(struct net_device *dev) @@ -2533,6 +2539,13 @@ static int bcmgenet_probe(struct platform_device *pdev) priv->pdev = pdev; priv->version = (enum bcmgenet_version)of_id->data; + priv->clk = devm_clk_get(&priv->pdev->dev, "enet"); + if (IS_ERR(priv->clk)) + dev_warn(&priv->pdev->dev, "failed to get enet clock\n"); + + if (!IS_ERR(priv->clk)) + clk_prepare_enable(priv->clk); + bcmgenet_set_hw_params(priv); /* Mii wait queue */ @@ -2541,17 +2554,10 @@ static int bcmgenet_probe(struct platform_device *pdev) priv->rx_buf_len = RX_BUF_LENGTH; INIT_WORK(&priv->bcmgenet_irq_work, bcmgenet_irq_task); - priv->clk = devm_clk_get(&priv->pdev->dev, "enet"); - if (IS_ERR(priv->clk)) - dev_warn(&priv->pdev->dev, "failed to get enet clock\n"); - priv->clk_wol = devm_clk_get(&priv->pdev->dev, "enet-wol"); if (IS_ERR(priv->clk_wol)) dev_warn(&priv->pdev->dev, "failed to get enet-wol clock\n"); - if (!IS_ERR(priv->clk)) - clk_prepare_enable(priv->clk); - err = reset_umac(priv); if (err) goto err_clk_disable; @@ -2611,6 +2617,8 @@ static int bcmgenet_suspend(struct device *d) bcmgenet_netif_stop(dev); + phy_suspend(priv->phydev); + netif_device_detach(dev); /* Disable MAC receive */ @@ -2661,9 +2669,7 @@ static int bcmgenet_resume(struct device *d) if (ret) goto out_clk_disable; - if (priv->wolopts) - ret = bcmgenet_wol_resume(priv); - + ret = bcmgenet_wol_resume(priv); if (ret) goto out_clk_disable; @@ -2678,6 +2684,9 @@ static int bcmgenet_resume(struct device *d) bcmgenet_ext_writel(priv, reg, EXT_EXT_PWR_MGMT); } + if (priv->wolopts) + bcmgenet_power_up(priv, GENET_POWER_WOL_MAGIC); + /* Disable RX/TX DMA and flush TX queues */ dma_ctrl = bcmgenet_dma_disable(priv); @@ -2693,6 +2702,8 @@ static int bcmgenet_resume(struct device *d) netif_device_attach(dev); + phy_resume(priv->phydev); + bcmgenet_netif_start(dev); return 0; diff --git a/drivers/net/ethernet/broadcom/genet/bcmmii.c b/drivers/net/ethernet/broadcom/genet/bcmmii.c index 18961613d385..c88f7ae99636 100644 --- a/drivers/net/ethernet/broadcom/genet/bcmmii.c +++ b/drivers/net/ethernet/broadcom/genet/bcmmii.c @@ -129,7 +129,10 @@ static void bcmgenet_mii_setup(struct net_device *dev) cmd_bits |= CMD_RX_PAUSE_IGNORE | CMD_TX_PAUSE_IGNORE; } - if (status_changed) { + if (!status_changed) + return; + + if (phydev->link) { reg = bcmgenet_umac_readl(priv, UMAC_CMD); reg &= ~((CMD_SPEED_MASK << CMD_SPEED_SHIFT) | CMD_HD_EN | @@ -137,8 +140,9 @@ static void bcmgenet_mii_setup(struct net_device *dev) reg |= cmd_bits; bcmgenet_umac_writel(priv, reg, UMAC_CMD); - phy_print_status(phydev); } + + phy_print_status(phydev); } void bcmgenet_mii_reset(struct net_device *dev) @@ -303,12 +307,12 @@ static int bcmgenet_mii_probe(struct net_device *dev) /* In the case of a fixed PHY, the DT node associated * to the PHY is the Ethernet MAC DT node. */ - if (of_phy_is_fixed_link(dn)) { + if (!priv->phy_dn && of_phy_is_fixed_link(dn)) { ret = of_phy_register_fixed_link(dn); if (ret) return ret; - priv->phy_dn = dn; + priv->phy_dn = of_node_get(dn); } phydev = of_phy_connect(dev, priv->phy_dn, bcmgenet_mii_setup, 0, @@ -444,6 +448,7 @@ int bcmgenet_mii_init(struct net_device *dev) return 0; out: + of_node_put(priv->phy_dn); mdiobus_unregister(priv->mii_bus); out_free: kfree(priv->mii_bus->irq); @@ -455,6 +460,7 @@ void bcmgenet_mii_exit(struct net_device *dev) { struct bcmgenet_priv *priv = netdev_priv(dev); + of_node_put(priv->phy_dn); mdiobus_unregister(priv->mii_bus); kfree(priv->mii_bus->irq); mdiobus_free(priv->mii_bus); diff --git a/drivers/net/ethernet/broadcom/tg3.c b/drivers/net/ethernet/broadcom/tg3.c index a3dd5dc64f4c..3ac5d23454a8 100644 --- a/drivers/net/ethernet/broadcom/tg3.c +++ b/drivers/net/ethernet/broadcom/tg3.c @@ -237,7 +237,7 @@ MODULE_PARM_DESC(tg3_debug, "Tigon3 bitmapped debugging message enable value"); #define TG3_DRV_DATA_FLAG_10_100_ONLY 0x0001 #define TG3_DRV_DATA_FLAG_5705_10_100 0x0002 -static DEFINE_PCI_DEVICE_TABLE(tg3_pci_tbl) = { +static const struct pci_device_id tg3_pci_tbl[] = { {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5700)}, {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5701)}, {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5702)}, @@ -14093,8 +14093,9 @@ static struct rtnl_link_stats64 *tg3_get_stats64(struct net_device *dev, spin_lock_bh(&tp->lock); if (!tp->hw_stats) { + *stats = tp->net_stats_prev; spin_unlock_bh(&tp->lock); - return &tp->net_stats_prev; + return stats; } tg3_get_nstats(tp, stats); @@ -15926,7 +15927,7 @@ static inline u32 tg3_rx_ret_ring_size(struct tg3 *tp) return TG3_RX_RET_MAX_SIZE_5705; } -static DEFINE_PCI_DEVICE_TABLE(tg3_write_reorder_chipsets) = { +static const struct pci_device_id tg3_write_reorder_chipsets[] = { { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_FE_GATE_700C) }, { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_8131_BRIDGE) }, { PCI_DEVICE(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_8385_0) }, @@ -17185,7 +17186,7 @@ static int tg3_do_test_dma(struct tg3 *tp, u32 *buf, dma_addr_t buf_dma, #define TEST_BUFFER_SIZE 0x2000 -static DEFINE_PCI_DEVICE_TABLE(tg3_dma_wait_state_chipsets) = { +static const struct pci_device_id tg3_dma_wait_state_chipsets[] = { { PCI_DEVICE(PCI_VENDOR_ID_APPLE, PCI_DEVICE_ID_APPLE_UNI_N_PCI15) }, { }, }; diff --git a/drivers/net/ethernet/brocade/bna/bnad.c b/drivers/net/ethernet/brocade/bna/bnad.c index 556aab75f490..ff8cae5e2535 100644 --- a/drivers/net/ethernet/brocade/bna/bnad.c +++ b/drivers/net/ethernet/brocade/bna/bnad.c @@ -3836,7 +3836,7 @@ bnad_pci_remove(struct pci_dev *pdev) free_netdev(netdev); } -static DEFINE_PCI_DEVICE_TABLE(bnad_pci_id_table) = { +static const struct pci_device_id bnad_pci_id_table[] = { { PCI_DEVICE(PCI_VENDOR_ID_BROCADE, PCI_DEVICE_ID_BROCADE_CT), diff --git a/drivers/net/ethernet/chelsio/cxgb/subr.c b/drivers/net/ethernet/chelsio/cxgb/subr.c index 816719314cc8..ea0f8741d7cf 100644 --- a/drivers/net/ethernet/chelsio/cxgb/subr.c +++ b/drivers/net/ethernet/chelsio/cxgb/subr.c @@ -522,7 +522,7 @@ static const struct board_info t1_board[] = { }; -DEFINE_PCI_DEVICE_TABLE(t1_pci_tbl) = { +const struct pci_device_id t1_pci_tbl[] = { CH_DEVICE(8, 0, CH_BRD_T110_1CU), CH_DEVICE(8, 1, CH_BRD_T110_1CU), CH_DEVICE(7, 0, CH_BRD_N110_1F), diff --git a/drivers/net/ethernet/chelsio/cxgb3/cxgb3_main.c b/drivers/net/ethernet/chelsio/cxgb3/cxgb3_main.c index 5d9cce053cc9..db76f7040455 100644 --- a/drivers/net/ethernet/chelsio/cxgb3/cxgb3_main.c +++ b/drivers/net/ethernet/chelsio/cxgb3/cxgb3_main.c @@ -85,7 +85,7 @@ enum { #define CH_DEVICE(devid, idx) \ { PCI_VENDOR_ID_CHELSIO, devid, PCI_ANY_ID, PCI_ANY_ID, 0, 0, idx } -static DEFINE_PCI_DEVICE_TABLE(cxgb3_pci_tbl) = { +static const struct pci_device_id cxgb3_pci_tbl[] = { CH_DEVICE(0x20, 0), /* PE9000 */ CH_DEVICE(0x21, 1), /* T302E */ CH_DEVICE(0x22, 2), /* T310E */ diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4.h b/drivers/net/ethernet/chelsio/cxgb4/cxgb4.h index c9b922cc3e67..c067b7888ac4 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4.h +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4.h @@ -50,13 +50,13 @@ #include "cxgb4_uld.h" #define T4FW_VERSION_MAJOR 0x01 -#define T4FW_VERSION_MINOR 0x09 -#define T4FW_VERSION_MICRO 0x17 +#define T4FW_VERSION_MINOR 0x0B +#define T4FW_VERSION_MICRO 0x1B #define T4FW_VERSION_BUILD 0x00 #define T5FW_VERSION_MAJOR 0x01 -#define T5FW_VERSION_MINOR 0x09 -#define T5FW_VERSION_MICRO 0x17 +#define T5FW_VERSION_MINOR 0x0B +#define T5FW_VERSION_MICRO 0x1B #define T5FW_VERSION_BUILD 0x00 #define CH_WARN(adap, fmt, ...) dev_warn(adap->pdev_dev, fmt, ## __VA_ARGS__) @@ -522,6 +522,9 @@ struct sge_txq { struct sge_eth_txq { /* state for an SGE Ethernet Tx queue */ struct sge_txq q; struct netdev_queue *txq; /* associated netdev TX queue */ +#ifdef CONFIG_CHELSIO_T4_DCB + u8 dcb_prio; /* DCB Priority bound to queue */ +#endif unsigned long tso; /* # of TSO requests */ unsigned long tx_cso; /* # of Tx checksum offloads */ unsigned long vlan_ins; /* # of Tx VLAN insertions */ @@ -649,6 +652,7 @@ struct adapter { struct tid_info tids; void **tid_release_head; spinlock_t tid_release_lock; + struct workqueue_struct *workq; struct work_struct tid_release_task; struct work_struct db_full_task; struct work_struct db_drop_task; diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_dcb.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_dcb.c index 0d3a9df5be36..8edf0f5bd679 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_dcb.c +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_dcb.c @@ -20,6 +20,17 @@ #include "cxgb4.h" +/* DCBx version control + */ +char *dcb_ver_array[] = { + "Unknown", + "DCBx-CIN", + "DCBx-CEE 1.01", + "DCBx-IEEE", + "", "", "", + "Auto Negotiated" +}; + /* Initialize a port's Data Center Bridging state. Typically used after a * Link Down event. */ @@ -27,25 +38,45 @@ void cxgb4_dcb_state_init(struct net_device *dev) { struct port_info *pi = netdev2pinfo(dev); struct port_dcb_info *dcb = &pi->dcb; + int version_temp = dcb->dcb_version; memset(dcb, 0, sizeof(struct port_dcb_info)); dcb->state = CXGB4_DCB_STATE_START; + if (version_temp) + dcb->dcb_version = version_temp; + + netdev_dbg(dev, "%s: Initializing DCB state for port[%d]\n", + __func__, pi->port_id); +} + +void cxgb4_dcb_version_init(struct net_device *dev) +{ + struct port_info *pi = netdev2pinfo(dev); + struct port_dcb_info *dcb = &pi->dcb; + + /* Any writes here are only done on kernels that exlicitly need + * a specific version, say < 2.6.38 which only support CEE + */ + dcb->dcb_version = FW_PORT_DCB_VER_AUTO; } /* Finite State machine for Data Center Bridging. */ void cxgb4_dcb_state_fsm(struct net_device *dev, - enum cxgb4_dcb_state_input input) + enum cxgb4_dcb_state_input transition_to) { struct port_info *pi = netdev2pinfo(dev); struct port_dcb_info *dcb = &pi->dcb; struct adapter *adap = pi->adapter; + enum cxgb4_dcb_state current_state = dcb->state; - switch (input) { - case CXGB4_DCB_INPUT_FW_DISABLED: { - /* Firmware tells us it's not doing DCB */ - switch (dcb->state) { - case CXGB4_DCB_STATE_START: { + netdev_dbg(dev, "%s: State change from %d to %d for %s\n", + __func__, dcb->state, transition_to, dev->name); + + switch (current_state) { + case CXGB4_DCB_STATE_START: { + switch (transition_to) { + case CXGB4_DCB_INPUT_FW_DISABLED: { /* we're going to use Host DCB */ dcb->state = CXGB4_DCB_STATE_HOST; dcb->supported = CXGB4_DCBX_HOST_SUPPORT; @@ -53,48 +84,62 @@ void cxgb4_dcb_state_fsm(struct net_device *dev, break; } - case CXGB4_DCB_STATE_HOST: { - /* we're alreaady in Host DCB mode */ + case CXGB4_DCB_INPUT_FW_ENABLED: { + /* we're going to use Firmware DCB */ + dcb->state = CXGB4_DCB_STATE_FW_INCOMPLETE; + dcb->supported = CXGB4_DCBX_FW_SUPPORT; + break; + } + + case CXGB4_DCB_INPUT_FW_INCOMPLETE: { + /* expected transition */ + break; + } + + case CXGB4_DCB_INPUT_FW_ALLSYNCED: { + dcb->state = CXGB4_DCB_STATE_FW_ALLSYNCED; break; } default: - goto bad_state_transition; + goto bad_state_input; } break; } - case CXGB4_DCB_INPUT_FW_ENABLED: { - /* Firmware tells us that it is doing DCB */ - switch (dcb->state) { - case CXGB4_DCB_STATE_START: { - /* we're going to use Firmware DCB */ - dcb->state = CXGB4_DCB_STATE_FW_INCOMPLETE; - dcb->supported = CXGB4_DCBX_FW_SUPPORT; + case CXGB4_DCB_STATE_FW_INCOMPLETE: { + switch (transition_to) { + case CXGB4_DCB_INPUT_FW_ENABLED: { + /* we're alreaady in firmware DCB mode */ break; } - case CXGB4_DCB_STATE_FW_INCOMPLETE: - case CXGB4_DCB_STATE_FW_ALLSYNCED: { - /* we're alreaady in firmware DCB mode */ + case CXGB4_DCB_INPUT_FW_INCOMPLETE: { + /* we're already incomplete */ + break; + } + + case CXGB4_DCB_INPUT_FW_ALLSYNCED: { + dcb->state = CXGB4_DCB_STATE_FW_ALLSYNCED; + dcb->enabled = 1; + linkwatch_fire_event(dev); break; } default: - goto bad_state_transition; + goto bad_state_input; } break; } - case CXGB4_DCB_INPUT_FW_INCOMPLETE: { - /* Firmware tells us that its DCB state is incomplete */ - switch (dcb->state) { - case CXGB4_DCB_STATE_FW_INCOMPLETE: { - /* we're already incomplete */ + case CXGB4_DCB_STATE_FW_ALLSYNCED: { + switch (transition_to) { + case CXGB4_DCB_INPUT_FW_ENABLED: { + /* we're alreaady in firmware DCB mode */ break; } - case CXGB4_DCB_STATE_FW_ALLSYNCED: { + case CXGB4_DCB_INPUT_FW_INCOMPLETE: { /* We were successfully running with firmware DCB but * now it's telling us that it's in an "incomplete * state. We need to reset back to a ground state @@ -107,46 +152,48 @@ void cxgb4_dcb_state_fsm(struct net_device *dev, break; } - default: - goto bad_state_transition; - } - break; - } - - case CXGB4_DCB_INPUT_FW_ALLSYNCED: { - /* Firmware tells us that its DCB state is complete */ - switch (dcb->state) { - case CXGB4_DCB_STATE_FW_INCOMPLETE: { - dcb->state = CXGB4_DCB_STATE_FW_ALLSYNCED; + case CXGB4_DCB_INPUT_FW_ALLSYNCED: { + /* we're already all sync'ed + * this is only applicable for IEEE or + * when another VI already completed negotiaton + */ dcb->enabled = 1; linkwatch_fire_event(dev); break; } - case CXGB4_DCB_STATE_FW_ALLSYNCED: { - /* we're already all sync'ed */ + default: + goto bad_state_input; + } + break; + } + + case CXGB4_DCB_STATE_HOST: { + switch (transition_to) { + case CXGB4_DCB_INPUT_FW_DISABLED: { + /* we're alreaady in Host DCB mode */ break; } default: - goto bad_state_transition; + goto bad_state_input; } break; } default: - goto bad_state_input; + goto bad_state_transition; } return; bad_state_input: dev_err(adap->pdev_dev, "cxgb4_dcb_state_fsm: illegal input symbol %d\n", - input); + transition_to); return; bad_state_transition: dev_err(adap->pdev_dev, "cxgb4_dcb_state_fsm: bad state transition, state = %d, input = %d\n", - dcb->state, input); + current_state, transition_to); } /* Handle a DCB/DCBX update message from the firmware. @@ -160,6 +207,7 @@ void cxgb4_dcb_handle_fw_update(struct adapter *adap, struct port_info *pi = netdev_priv(dev); struct port_dcb_info *dcb = &pi->dcb; int dcb_type = pcmd->u.dcb.pgid.type; + int dcb_running_version; /* Handle Firmware DCB Control messages separately since they drive * our state machine. @@ -171,6 +219,25 @@ void cxgb4_dcb_handle_fw_update(struct adapter *adap, ? CXGB4_DCB_STATE_FW_ALLSYNCED : CXGB4_DCB_STATE_FW_INCOMPLETE); + if (dcb->dcb_version != FW_PORT_DCB_VER_UNKNOWN) { + dcb_running_version = FW_PORT_CMD_DCB_VERSION_GET( + be16_to_cpu( + pcmd->u.dcb.control.dcb_version_to_app_state)); + if (dcb_running_version == FW_PORT_DCB_VER_CEE1D01 || + dcb_running_version == FW_PORT_DCB_VER_IEEE) { + dcb->dcb_version = dcb_running_version; + dev_warn(adap->pdev_dev, "Interface %s is running %s\n", + dev->name, + dcb_ver_array[dcb->dcb_version]); + } else { + dev_warn(adap->pdev_dev, + "Something screwed up, requested firmware for %s, but firmware returned %s instead\n", + dcb_ver_array[dcb->dcb_version], + dcb_ver_array[dcb_running_version]); + dcb->dcb_version = FW_PORT_DCB_VER_UNKNOWN; + } + } + cxgb4_dcb_state_fsm(dev, input); return; } @@ -199,7 +266,11 @@ void cxgb4_dcb_handle_fw_update(struct adapter *adap, dcb->pg_num_tcs_supported = fwdcb->pgrate.num_tcs_supported; memcpy(dcb->pgrate, &fwdcb->pgrate.pgrate, sizeof(dcb->pgrate)); + memcpy(dcb->tsa, &fwdcb->pgrate.tsa, + sizeof(dcb->tsa)); dcb->msgs |= CXGB4_DCB_FW_PGRATE; + if (dcb->msgs & CXGB4_DCB_FW_PGID) + IEEE_FAUX_SYNC(dev, dcb); break; case FW_PORT_DCB_TYPE_PRIORATE: @@ -212,6 +283,7 @@ void cxgb4_dcb_handle_fw_update(struct adapter *adap, dcb->pfcen = fwdcb->pfc.pfcen; dcb->pfc_num_tcs_supported = fwdcb->pfc.max_pfc_tcs; dcb->msgs |= CXGB4_DCB_FW_PFC; + IEEE_FAUX_SYNC(dev, dcb); break; case FW_PORT_DCB_TYPE_APP_ID: { @@ -220,13 +292,25 @@ void cxgb4_dcb_handle_fw_update(struct adapter *adap, struct app_priority *ap = &dcb->app_priority[idx]; struct dcb_app app = { - .selector = fwap->sel_field, .protocol = be16_to_cpu(fwap->protocolid), - .priority = fwap->user_prio_map, }; int err; - err = dcb_setapp(dev, &app); + /* Convert from firmware format to relevant format + * when using app selector + */ + if (dcb->dcb_version == FW_PORT_DCB_VER_IEEE) { + app.selector = (fwap->sel_field + 1); + app.priority = ffs(fwap->user_prio_map) - 1; + err = dcb_ieee_setapp(dev, &app); + IEEE_FAUX_SYNC(dev, dcb); + } else { + /* Default is CEE */ + app.selector = !!(fwap->sel_field); + app.priority = fwap->user_prio_map; + err = dcb_setapp(dev, &app); + } + if (err) dev_err(adap->pdev_dev, "Failed DCB Set Application Priority: sel=%d, prot=%d, prio=%d, err=%d\n", @@ -408,9 +492,10 @@ static void cxgb4_getpgbwgcfg(struct net_device *dev, int pgid, u8 *bw_per, if (err != FW_PORT_DCB_CFG_SUCCESS) { dev_err(adap->pdev_dev, "DCB read PGRATE failed with %d\n", -err); - } else { - *bw_per = pcmd.u.dcb.pgrate.pgrate[pgid]; + return; } + + *bw_per = pcmd.u.dcb.pgrate.pgrate[pgid]; } static void cxgb4_getpgbwgcfg_tx(struct net_device *dev, int pgid, u8 *bw_per) @@ -637,7 +722,8 @@ static int __cxgb4_getapp(struct net_device *dev, u8 app_idtype, u16 app_id, return err; } if (be16_to_cpu(pcmd.u.dcb.app_priority.protocolid) == app_id) - return pcmd.u.dcb.app_priority.user_prio_map; + if (pcmd.u.dcb.app_priority.sel_field == app_idtype) + return pcmd.u.dcb.app_priority.user_prio_map; /* exhausted app list */ if (!pcmd.u.dcb.app_priority.protocolid) @@ -657,8 +743,8 @@ static int cxgb4_getapp(struct net_device *dev, u8 app_idtype, u16 app_id) /* Write a new Application User Priority Map for the specified Application ID */ -static int cxgb4_setapp(struct net_device *dev, u8 app_idtype, u16 app_id, - u8 app_prio) +static int __cxgb4_setapp(struct net_device *dev, u8 app_idtype, u16 app_id, + u8 app_prio) { struct fw_port_cmd pcmd; struct port_info *pi = netdev2pinfo(dev); @@ -673,10 +759,6 @@ static int cxgb4_setapp(struct net_device *dev, u8 app_idtype, u16 app_id, if (!netif_carrier_ok(dev)) return -ENOLINK; - if (app_idtype != DCB_APP_IDTYPE_ETHTYPE && - app_idtype != DCB_APP_IDTYPE_PORTNUM) - return -EINVAL; - for (i = 0; i < CXGB4_MAX_DCBX_APP_SUPPORTED; i++) { INIT_PORT_DCB_READ_LOCAL_CMD(pcmd, pi->port_id); pcmd.u.dcb.app_priority.type = FW_PORT_DCB_TYPE_APP_ID; @@ -725,6 +807,30 @@ static int cxgb4_setapp(struct net_device *dev, u8 app_idtype, u16 app_id, return 0; } +/* Priority for CEE inside dcb_app is bitmask, with 0 being an invalid value */ +static int cxgb4_setapp(struct net_device *dev, u8 app_idtype, u16 app_id, + u8 app_prio) +{ + int ret; + struct dcb_app app = { + .selector = app_idtype, + .protocol = app_id, + .priority = app_prio, + }; + + if (app_idtype != DCB_APP_IDTYPE_ETHTYPE && + app_idtype != DCB_APP_IDTYPE_PORTNUM) + return -EINVAL; + + /* Convert app_idtype to a format that firmware understands */ + ret = __cxgb4_setapp(dev, app_idtype == DCB_APP_IDTYPE_ETHTYPE ? + app_idtype : 3, app_id, app_prio); + if (ret) + return ret; + + return dcb_setapp(dev, &app); +} + /* Return whether IEEE Data Center Bridging has been negotiated. */ static inline int cxgb4_ieee_negotiation_complete(struct net_device *dev) @@ -738,6 +844,7 @@ static inline int cxgb4_ieee_negotiation_complete(struct net_device *dev) /* Fill in the Application User Priority Map associated with the * specified Application. + * Priority for IEEE dcb_app is an integer, with 0 being a valid value */ static int cxgb4_ieee_getapp(struct net_device *dev, struct dcb_app *app) { @@ -748,28 +855,39 @@ static int cxgb4_ieee_getapp(struct net_device *dev, struct dcb_app *app) if (!(app->selector && app->protocol)) return -EINVAL; - prio = dcb_getapp(dev, app); - if (prio == 0) { - /* If app doesn't exist in dcb_app table, try firmware - * directly. - */ - prio = __cxgb4_getapp(dev, app->selector, app->protocol, 0); - } + /* Try querying firmware first, use firmware format */ + prio = __cxgb4_getapp(dev, app->selector - 1, app->protocol, 0); + + if (prio < 0) + prio = dcb_ieee_getapp_mask(dev, app); - app->priority = prio; + app->priority = ffs(prio) - 1; return 0; } -/* Write a new Application User Priority Map for the specified App id. */ +/* Write a new Application User Priority Map for the specified Application ID. + * Priority for IEEE dcb_app is an integer, with 0 being a valid value + */ static int cxgb4_ieee_setapp(struct net_device *dev, struct dcb_app *app) { + int ret; + if (!cxgb4_ieee_negotiation_complete(dev)) return -EINVAL; - if (!(app->selector && app->protocol && app->priority)) + if (!(app->selector && app->protocol)) + return -EINVAL; + + if (!(app->selector > IEEE_8021QAZ_APP_SEL_ETHERTYPE && + app->selector < IEEE_8021QAZ_APP_SEL_ANY)) return -EINVAL; - cxgb4_setapp(dev, app->selector, app->protocol, app->priority); - return dcb_setapp(dev, app); + /* change selector to a format that firmware understands */ + ret = __cxgb4_setapp(dev, app->selector - 1, app->protocol, + (1 << app->priority)); + if (ret) + return ret; + + return dcb_ieee_setapp(dev, app); } /* Return our DCBX parameters. @@ -794,8 +912,9 @@ static u8 cxgb4_setdcbx(struct net_device *dev, u8 dcb_request) != dcb_request) return 1; - /* Can't set DCBX capabilities if DCBX isn't enabled. */ - if (!pi->dcb.state) + /* Can't enable DCB if we haven't successfully negotiated it. + */ + if (pi->dcb.state != CXGB4_DCB_STATE_FW_ALLSYNCED) return 1; /* There's currently no mechanism to allow for the firmware DCBX @@ -874,7 +993,8 @@ static int cxgb4_getpeerapp_tbl(struct net_device *dev, struct dcb_app *table) table[i].selector = pcmd.u.dcb.app_priority.sel_field; table[i].protocol = be16_to_cpu(pcmd.u.dcb.app_priority.protocolid); - table[i].priority = pcmd.u.dcb.app_priority.user_prio_map; + table[i].priority = + ffs(pcmd.u.dcb.app_priority.user_prio_map) - 1; } return err; } diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_dcb.h b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_dcb.h index 1ec1d834e257..2a6aa88984f4 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_dcb.h +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_dcb.h @@ -63,6 +63,13 @@ #define INIT_PORT_DCB_WRITE_CMD(__pcmd, __port) \ INIT_PORT_DCB_CMD(__pcmd, __port, EXEC, FW_PORT_ACTION_L2_DCB_CFG) +#define IEEE_FAUX_SYNC(__dev, __dcb) \ + do { \ + if ((__dcb)->dcb_version == FW_PORT_DCB_VER_IEEE) \ + cxgb4_dcb_state_fsm((__dev), \ + CXGB4_DCB_STATE_FW_ALLSYNCED); \ + } while (0) + /* States we can be in for a port's Data Center Bridging. */ enum cxgb4_dcb_state { @@ -108,11 +115,13 @@ struct port_dcb_info { * Native Endian format). */ u32 pgid; /* Priority Group[0..7] */ + u8 dcb_version; /* Running DCBx version */ u8 pfcen; /* Priority Flow Control[0..7] */ u8 pg_num_tcs_supported; /* max PG Traffic Classes */ u8 pfc_num_tcs_supported; /* max PFC Traffic Classes */ u8 pgrate[8]; /* Priority Group Rate[0..7] */ u8 priorate[8]; /* Priority Rate[0..7] */ + u8 tsa[8]; /* TSA Algorithm[0..7] */ struct app_priority { /* Application Information */ u8 user_prio_map; /* Priority Map bitfield */ u8 sel_field; /* Protocol ID interpretation */ @@ -121,6 +130,7 @@ struct port_dcb_info { }; void cxgb4_dcb_state_init(struct net_device *); +void cxgb4_dcb_version_init(struct net_device *); void cxgb4_dcb_state_fsm(struct net_device *, enum cxgb4_dcb_state_input); void cxgb4_dcb_handle_fw_update(struct adapter *, const struct fw_port_cmd *); void cxgb4_dcb_set_caps(struct adapter *, const struct fw_port_cmd *); diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c index 1a162d21d8ac..18fb9c61d7ba 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c @@ -212,7 +212,7 @@ struct filter_entry { #define CH_DEVICE(devid, data) { PCI_VDEVICE(CHELSIO, devid), (data) } -static DEFINE_PCI_DEVICE_TABLE(cxgb4_pci_tbl) = { +static const struct pci_device_id cxgb4_pci_tbl[] = { CH_DEVICE(0xa000, 0), /* PE10K */ CH_DEVICE(0x4001, -1), CH_DEVICE(0x4002, -1), @@ -522,6 +522,8 @@ static void dcb_tx_queue_prio_enable(struct net_device *dev, int enable) dev_err(adap->pdev_dev, "Can't %s DCB Priority on port %d, TX Queue %d: err=%d\n", enable ? "set" : "unset", pi->port_id, i, -err); + else + txq->dcb_prio = value; } } #endif /* CONFIG_CHELSIO_T4_DCB */ @@ -641,8 +643,6 @@ static int set_rxmode(struct net_device *dev, int mtu, bool sleep_ok) return ret; } -static struct workqueue_struct *workq; - /** * link_start - enable a port * @dev: the port to enable @@ -3338,7 +3338,7 @@ static void cxgb4_queue_tid_release(struct tid_info *t, unsigned int chan, adap->tid_release_head = (void **)((uintptr_t)p | chan); if (!adap->tid_release_task_busy) { adap->tid_release_task_busy = true; - queue_work(workq, &adap->tid_release_task); + queue_work(adap->workq, &adap->tid_release_task); } spin_unlock_bh(&adap->tid_release_lock); } @@ -4138,7 +4138,7 @@ void t4_db_full(struct adapter *adap) notify_rdma_uld(adap, CXGB4_CONTROL_DB_FULL); t4_set_reg_field(adap, SGE_INT_ENABLE3, DBFIFO_HP_INT | DBFIFO_LP_INT, 0); - queue_work(workq, &adap->db_full_task); + queue_work(adap->workq, &adap->db_full_task); } } @@ -4148,7 +4148,7 @@ void t4_db_dropped(struct adapter *adap) disable_dbs(adap); notify_rdma_uld(adap, CXGB4_CONTROL_DB_FULL); } - queue_work(workq, &adap->db_drop_task); + queue_work(adap->workq, &adap->db_drop_task); } static void uld_attach(struct adapter *adap, unsigned int uld) @@ -6515,6 +6515,12 @@ static int init_one(struct pci_dev *pdev, const struct pci_device_id *ent) goto out_disable_device; } + adapter->workq = create_singlethread_workqueue("cxgb4"); + if (!adapter->workq) { + err = -ENOMEM; + goto out_free_adapter; + } + /* PCI device has been enabled */ adapter->flags |= DEV_ENABLED; @@ -6713,6 +6719,9 @@ sriov: out_unmap_bar0: iounmap(adapter->regs); out_free_adapter: + if (adapter->workq) + destroy_workqueue(adapter->workq); + kfree(adapter); out_disable_device: pci_disable_pcie_error_reporting(pdev); @@ -6734,6 +6743,11 @@ static void remove_one(struct pci_dev *pdev) if (adapter) { int i; + /* Tear down per-adapter Work Queue first since it can contain + * references to our adapter data structure. + */ + destroy_workqueue(adapter->workq); + if (is_offload(adapter)) detach_ulds(adapter); @@ -6786,20 +6800,14 @@ static int __init cxgb4_init_module(void) { int ret; - workq = create_singlethread_workqueue("cxgb4"); - if (!workq) - return -ENOMEM; - /* Debugfs support is optional, just warn if this fails */ cxgb4_debugfs_root = debugfs_create_dir(KBUILD_MODNAME, NULL); if (!cxgb4_debugfs_root) pr_warn("could not create debugfs entry, continuing\n"); ret = pci_register_driver(&cxgb4_driver); - if (ret < 0) { + if (ret < 0) debugfs_remove(cxgb4_debugfs_root); - destroy_workqueue(workq); - } register_inet6addr_notifier(&cxgb4_inet6addr_notifier); @@ -6811,8 +6819,6 @@ static void __exit cxgb4_cleanup_module(void) unregister_inet6addr_notifier(&cxgb4_inet6addr_notifier); pci_unregister_driver(&cxgb4_driver); debugfs_remove(cxgb4_debugfs_root); /* NULL ok */ - flush_workqueue(workq); - destroy_workqueue(workq); } module_init(cxgb4_init_module); diff --git a/drivers/net/ethernet/chelsio/cxgb4/sge.c b/drivers/net/ethernet/chelsio/cxgb4/sge.c index b0bba32d69d5..d22d728d4e5c 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/sge.c +++ b/drivers/net/ethernet/chelsio/cxgb4/sge.c @@ -2303,7 +2303,8 @@ int t4_sge_alloc_eth_txq(struct adapter *adap, struct sge_eth_txq *txq, FW_EQ_ETH_CMD_PFN(adap->fn) | FW_EQ_ETH_CMD_VFN(0)); c.alloc_to_len16 = htonl(FW_EQ_ETH_CMD_ALLOC | FW_EQ_ETH_CMD_EQSTART | FW_LEN16(c)); - c.viid_pkd = htonl(FW_EQ_ETH_CMD_VIID(pi->viid)); + c.viid_pkd = htonl(FW_EQ_ETH_CMD_AUTOEQUEQE | + FW_EQ_ETH_CMD_VIID(pi->viid)); c.fetchszm_to_iqid = htonl(FW_EQ_ETH_CMD_HOSTFCMODE(2) | FW_EQ_ETH_CMD_PCIECHN(pi->tx_chan) | FW_EQ_ETH_CMD_FETCHRO(1) | diff --git a/drivers/net/ethernet/chelsio/cxgb4/t4fw_api.h b/drivers/net/ethernet/chelsio/cxgb4/t4fw_api.h index ff709e3b3e7e..5f2729ebadbe 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/t4fw_api.h +++ b/drivers/net/ethernet/chelsio/cxgb4/t4fw_api.h @@ -1227,6 +1227,7 @@ struct fw_eq_eth_cmd { #define FW_EQ_ETH_CMD_CIDXFTHRESH(x) ((x) << 16) #define FW_EQ_ETH_CMD_EQSIZE(x) ((x) << 0) +#define FW_EQ_ETH_CMD_AUTOEQUEQE (1U << 30) #define FW_EQ_ETH_CMD_VIID(x) ((x) << 16) struct fw_eq_ctrl_cmd { @@ -1629,6 +1630,14 @@ enum fw_port_l2cfg_ctlbf { FW_PORT_L2_CTLBF_TXIPG = 0x20 }; +enum fw_port_dcb_versions { + FW_PORT_DCB_VER_UNKNOWN, + FW_PORT_DCB_VER_CEE1D0, + FW_PORT_DCB_VER_CEE1D01, + FW_PORT_DCB_VER_IEEE, + FW_PORT_DCB_VER_AUTO = 7 +}; + enum fw_port_dcb_cfg { FW_PORT_DCB_CFG_PG = 0x01, FW_PORT_DCB_CFG_PFC = 0x02, @@ -1709,6 +1718,7 @@ struct fw_port_cmd { __u8 r10_lo[5]; __u8 num_tcs_supported; __u8 pgrate[8]; + __u8 tsa[8]; } pgrate; struct fw_port_dcb_priorate { __u8 type; @@ -1735,7 +1745,7 @@ struct fw_port_cmd { struct fw_port_dcb_control { __u8 type; __u8 all_syncd_pkd; - __be16 pfc_state_to_app_state; + __be16 dcb_version_to_app_state; __be32 r11; __be64 r12; } control; @@ -1778,6 +1788,7 @@ struct fw_port_cmd { #define FW_PORT_CMD_DCBXDIS (1U << 7) #define FW_PORT_CMD_APPLY (1U << 7) #define FW_PORT_CMD_ALL_SYNCD (1U << 7) +#define FW_PORT_CMD_DCB_VERSION_GET(x) (((x) >> 8) & 0xf) #define FW_PORT_CMD_PPPEN(x) ((x) << 31) #define FW_PORT_CMD_TPSRC(x) ((x) << 28) diff --git a/drivers/net/ethernet/chelsio/cxgb4vf/cxgb4vf_main.c b/drivers/net/ethernet/chelsio/cxgb4vf/cxgb4vf_main.c index d8d28e82ade1..2102a4c91737 100644 --- a/drivers/net/ethernet/chelsio/cxgb4vf/cxgb4vf_main.c +++ b/drivers/net/ethernet/chelsio/cxgb4vf/cxgb4vf_main.c @@ -2910,7 +2910,7 @@ static void cxgb4vf_pci_shutdown(struct pci_dev *pdev) #define CH_DEVICE(devid, idx) \ { PCI_VENDOR_ID_CHELSIO, devid, PCI_ANY_ID, PCI_ANY_ID, 0, 0, idx } -static DEFINE_PCI_DEVICE_TABLE(cxgb4vf_pci_tbl) = { +static const struct pci_device_id cxgb4vf_pci_tbl[] = { CH_DEVICE(0xb000, 0), /* PE10K FPGA */ CH_DEVICE(0x4800, 0), /* T440-dbg */ CH_DEVICE(0x4801, 0), /* T420-cr */ diff --git a/drivers/net/ethernet/chelsio/cxgb4vf/sge.c b/drivers/net/ethernet/chelsio/cxgb4vf/sge.c index bdfa80ca5e31..a5fb9493dee8 100644 --- a/drivers/net/ethernet/chelsio/cxgb4vf/sge.c +++ b/drivers/net/ethernet/chelsio/cxgb4vf/sge.c @@ -2250,7 +2250,8 @@ int t4vf_sge_alloc_eth_txq(struct adapter *adapter, struct sge_eth_txq *txq, cmd.alloc_to_len16 = cpu_to_be32(FW_EQ_ETH_CMD_ALLOC | FW_EQ_ETH_CMD_EQSTART | FW_LEN16(cmd)); - cmd.viid_pkd = cpu_to_be32(FW_EQ_ETH_CMD_VIID(pi->viid)); + cmd.viid_pkd = cpu_to_be32(FW_EQ_ETH_CMD_AUTOEQUEQE | + FW_EQ_ETH_CMD_VIID(pi->viid)); cmd.fetchszm_to_iqid = cpu_to_be32(FW_EQ_ETH_CMD_HOSTFCMODE(SGE_HOSTFCMODE_STPG) | FW_EQ_ETH_CMD_PCIECHN(pi->port_id) | diff --git a/drivers/net/ethernet/cisco/enic/enic_main.c b/drivers/net/ethernet/cisco/enic/enic_main.c index 9348febc0743..c8832bc1c5f7 100644 --- a/drivers/net/ethernet/cisco/enic/enic_main.c +++ b/drivers/net/ethernet/cisco/enic/enic_main.c @@ -67,7 +67,7 @@ #define PCI_DEVICE_ID_CISCO_VIC_ENET_VF 0x0071 /* enet SRIOV VF */ /* Supported devices */ -static DEFINE_PCI_DEVICE_TABLE(enic_id_table) = { +static const struct pci_device_id enic_id_table[] = { { PCI_VDEVICE(CISCO, PCI_DEVICE_ID_CISCO_VIC_ENET) }, { PCI_VDEVICE(CISCO, PCI_DEVICE_ID_CISCO_VIC_ENET_DYN) }, { PCI_VDEVICE(CISCO, PCI_DEVICE_ID_CISCO_VIC_ENET_VF) }, diff --git a/drivers/net/ethernet/cisco/enic/vnic_dev.c b/drivers/net/ethernet/cisco/enic/vnic_dev.c index 5abc496bcf29..37472ce4fac3 100644 --- a/drivers/net/ethernet/cisco/enic/vnic_dev.c +++ b/drivers/net/ethernet/cisco/enic/vnic_dev.c @@ -432,14 +432,12 @@ int vnic_dev_fw_info(struct vnic_dev *vdev, int err = 0; if (!vdev->fw_info) { - vdev->fw_info = pci_alloc_consistent(vdev->pdev, - sizeof(struct vnic_devcmd_fw_info), - &vdev->fw_info_pa); + vdev->fw_info = pci_zalloc_consistent(vdev->pdev, + sizeof(struct vnic_devcmd_fw_info), + &vdev->fw_info_pa); if (!vdev->fw_info) return -ENOMEM; - memset(vdev->fw_info, 0, sizeof(struct vnic_devcmd_fw_info)); - a0 = vdev->fw_info_pa; a1 = sizeof(struct vnic_devcmd_fw_info); diff --git a/drivers/net/ethernet/davicom/dm9000.c b/drivers/net/ethernet/davicom/dm9000.c index 23084fb2090e..9b33057a9477 100644 --- a/drivers/net/ethernet/davicom/dm9000.c +++ b/drivers/net/ethernet/davicom/dm9000.c @@ -93,7 +93,7 @@ enum dm9000_type { }; /* Structure/enum declaration ------------------------------- */ -typedef struct board_info { +struct board_info { void __iomem *io_addr; /* Register I/O base address */ void __iomem *io_data; /* Data I/O address */ @@ -141,7 +141,7 @@ typedef struct board_info { u32 wake_state; int ip_summed; -} board_info_t; +}; /* debug code */ @@ -151,7 +151,7 @@ typedef struct board_info { } \ } while (0) -static inline board_info_t *to_dm9000_board(struct net_device *dev) +static inline struct board_info *to_dm9000_board(struct net_device *dev) { return netdev_priv(dev); } @@ -162,7 +162,7 @@ static inline board_info_t *to_dm9000_board(struct net_device *dev) * Read a byte from I/O port */ static u8 -ior(board_info_t *db, int reg) +ior(struct board_info *db, int reg) { writeb(reg, db->io_addr); return readb(db->io_data); @@ -173,14 +173,14 @@ ior(board_info_t *db, int reg) */ static void -iow(board_info_t *db, int reg, int value) +iow(struct board_info *db, int reg, int value) { writeb(reg, db->io_addr); writeb(value, db->io_data); } static void -dm9000_reset(board_info_t *db) +dm9000_reset(struct board_info *db) { dev_dbg(db->dev, "resetting device\n"); @@ -272,7 +272,7 @@ static void dm9000_dumpblk_32bit(void __iomem *reg, int count) * Sleep, either by using msleep() or if we are suspending, then * use mdelay() to sleep. */ -static void dm9000_msleep(board_info_t *db, unsigned int ms) +static void dm9000_msleep(struct board_info *db, unsigned int ms) { if (db->in_suspend || db->in_timeout) mdelay(ms); @@ -284,7 +284,7 @@ static void dm9000_msleep(board_info_t *db, unsigned int ms) static int dm9000_phy_read(struct net_device *dev, int phy_reg_unused, int reg) { - board_info_t *db = netdev_priv(dev); + struct board_info *db = netdev_priv(dev); unsigned long flags; unsigned int reg_save; int ret; @@ -330,7 +330,7 @@ static void dm9000_phy_write(struct net_device *dev, int phyaddr_unused, int reg, int value) { - board_info_t *db = netdev_priv(dev); + struct board_info *db = netdev_priv(dev); unsigned long flags; unsigned long reg_save; @@ -408,7 +408,7 @@ static void dm9000_set_io(struct board_info *db, int byte_width) } } -static void dm9000_schedule_poll(board_info_t *db) +static void dm9000_schedule_poll(struct board_info *db) { if (db->type == TYPE_DM9000E) schedule_delayed_work(&db->phy_poll, HZ * 2); @@ -416,7 +416,7 @@ static void dm9000_schedule_poll(board_info_t *db) static int dm9000_ioctl(struct net_device *dev, struct ifreq *req, int cmd) { - board_info_t *dm = to_dm9000_board(dev); + struct board_info *dm = to_dm9000_board(dev); if (!netif_running(dev)) return -EINVAL; @@ -425,7 +425,7 @@ static int dm9000_ioctl(struct net_device *dev, struct ifreq *req, int cmd) } static unsigned int -dm9000_read_locked(board_info_t *db, int reg) +dm9000_read_locked(struct board_info *db, int reg) { unsigned long flags; unsigned int ret; @@ -437,7 +437,7 @@ dm9000_read_locked(board_info_t *db, int reg) return ret; } -static int dm9000_wait_eeprom(board_info_t *db) +static int dm9000_wait_eeprom(struct board_info *db) { unsigned int status; int timeout = 8; /* wait max 8msec */ @@ -474,7 +474,7 @@ static int dm9000_wait_eeprom(board_info_t *db) * Read a word data from EEPROM */ static void -dm9000_read_eeprom(board_info_t *db, int offset, u8 *to) +dm9000_read_eeprom(struct board_info *db, int offset, u8 *to) { unsigned long flags; @@ -514,7 +514,7 @@ dm9000_read_eeprom(board_info_t *db, int offset, u8 *to) * Write a word data to SROM */ static void -dm9000_write_eeprom(board_info_t *db, int offset, u8 *data) +dm9000_write_eeprom(struct board_info *db, int offset, u8 *data) { unsigned long flags; @@ -546,7 +546,7 @@ dm9000_write_eeprom(board_info_t *db, int offset, u8 *data) static void dm9000_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info) { - board_info_t *dm = to_dm9000_board(dev); + struct board_info *dm = to_dm9000_board(dev); strlcpy(info->driver, CARDNAME, sizeof(info->driver)); strlcpy(info->version, DRV_VERSION, sizeof(info->version)); @@ -556,21 +556,21 @@ static void dm9000_get_drvinfo(struct net_device *dev, static u32 dm9000_get_msglevel(struct net_device *dev) { - board_info_t *dm = to_dm9000_board(dev); + struct board_info *dm = to_dm9000_board(dev); return dm->msg_enable; } static void dm9000_set_msglevel(struct net_device *dev, u32 value) { - board_info_t *dm = to_dm9000_board(dev); + struct board_info *dm = to_dm9000_board(dev); dm->msg_enable = value; } static int dm9000_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) { - board_info_t *dm = to_dm9000_board(dev); + struct board_info *dm = to_dm9000_board(dev); mii_ethtool_gset(&dm->mii, cmd); return 0; @@ -578,21 +578,21 @@ static int dm9000_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) static int dm9000_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) { - board_info_t *dm = to_dm9000_board(dev); + struct board_info *dm = to_dm9000_board(dev); return mii_ethtool_sset(&dm->mii, cmd); } static int dm9000_nway_reset(struct net_device *dev) { - board_info_t *dm = to_dm9000_board(dev); + struct board_info *dm = to_dm9000_board(dev); return mii_nway_restart(&dm->mii); } static int dm9000_set_features(struct net_device *dev, netdev_features_t features) { - board_info_t *dm = to_dm9000_board(dev); + struct board_info *dm = to_dm9000_board(dev); netdev_features_t changed = dev->features ^ features; unsigned long flags; @@ -608,7 +608,7 @@ static int dm9000_set_features(struct net_device *dev, static u32 dm9000_get_link(struct net_device *dev) { - board_info_t *dm = to_dm9000_board(dev); + struct board_info *dm = to_dm9000_board(dev); u32 ret; if (dm->flags & DM9000_PLATF_EXT_PHY) @@ -629,7 +629,7 @@ static int dm9000_get_eeprom_len(struct net_device *dev) static int dm9000_get_eeprom(struct net_device *dev, struct ethtool_eeprom *ee, u8 *data) { - board_info_t *dm = to_dm9000_board(dev); + struct board_info *dm = to_dm9000_board(dev); int offset = ee->offset; int len = ee->len; int i; @@ -653,7 +653,7 @@ static int dm9000_get_eeprom(struct net_device *dev, static int dm9000_set_eeprom(struct net_device *dev, struct ethtool_eeprom *ee, u8 *data) { - board_info_t *dm = to_dm9000_board(dev); + struct board_info *dm = to_dm9000_board(dev); int offset = ee->offset; int len = ee->len; int done; @@ -691,7 +691,7 @@ static int dm9000_set_eeprom(struct net_device *dev, static void dm9000_get_wol(struct net_device *dev, struct ethtool_wolinfo *w) { - board_info_t *dm = to_dm9000_board(dev); + struct board_info *dm = to_dm9000_board(dev); memset(w, 0, sizeof(struct ethtool_wolinfo)); @@ -702,7 +702,7 @@ static void dm9000_get_wol(struct net_device *dev, struct ethtool_wolinfo *w) static int dm9000_set_wol(struct net_device *dev, struct ethtool_wolinfo *w) { - board_info_t *dm = to_dm9000_board(dev); + struct board_info *dm = to_dm9000_board(dev); unsigned long flags; u32 opts = w->wolopts; u32 wcr = 0; @@ -752,7 +752,7 @@ static const struct ethtool_ops dm9000_ethtool_ops = { .set_eeprom = dm9000_set_eeprom, }; -static void dm9000_show_carrier(board_info_t *db, +static void dm9000_show_carrier(struct board_info *db, unsigned carrier, unsigned nsr) { int lpa; @@ -775,7 +775,7 @@ static void dm9000_poll_work(struct work_struct *w) { struct delayed_work *dw = to_delayed_work(w); - board_info_t *db = container_of(dw, board_info_t, phy_poll); + struct board_info *db = container_of(dw, struct board_info, phy_poll); struct net_device *ndev = db->ndev; if (db->flags & DM9000_PLATF_SIMPLE_PHY && @@ -843,7 +843,7 @@ static unsigned char dm9000_type_to_char(enum dm9000_type type) static void dm9000_hash_table_unlocked(struct net_device *dev) { - board_info_t *db = netdev_priv(dev); + struct board_info *db = netdev_priv(dev); struct netdev_hw_addr *ha; int i, oft; u32 hash_val; @@ -879,7 +879,7 @@ dm9000_hash_table_unlocked(struct net_device *dev) static void dm9000_hash_table(struct net_device *dev) { - board_info_t *db = netdev_priv(dev); + struct board_info *db = netdev_priv(dev); unsigned long flags; spin_lock_irqsave(&db->lock, flags); @@ -888,13 +888,13 @@ dm9000_hash_table(struct net_device *dev) } static void -dm9000_mask_interrupts(board_info_t *db) +dm9000_mask_interrupts(struct board_info *db) { iow(db, DM9000_IMR, IMR_PAR); } static void -dm9000_unmask_interrupts(board_info_t *db) +dm9000_unmask_interrupts(struct board_info *db) { iow(db, DM9000_IMR, db->imr_all); } @@ -905,7 +905,7 @@ dm9000_unmask_interrupts(board_info_t *db) static void dm9000_init_dm9000(struct net_device *dev) { - board_info_t *db = netdev_priv(dev); + struct board_info *db = netdev_priv(dev); unsigned int imr; unsigned int ncr; @@ -970,7 +970,7 @@ dm9000_init_dm9000(struct net_device *dev) /* Our watchdog timed out. Called by the networking layer */ static void dm9000_timeout(struct net_device *dev) { - board_info_t *db = netdev_priv(dev); + struct board_info *db = netdev_priv(dev); u8 reg_save; unsigned long flags; @@ -996,7 +996,7 @@ static void dm9000_send_packet(struct net_device *dev, int ip_summed, u16 pkt_len) { - board_info_t *dm = to_dm9000_board(dev); + struct board_info *dm = to_dm9000_board(dev); /* The DM9000 is not smart enough to leave fragmented packets alone. */ if (dm->ip_summed != ip_summed) { @@ -1023,7 +1023,7 @@ static int dm9000_start_xmit(struct sk_buff *skb, struct net_device *dev) { unsigned long flags; - board_info_t *db = netdev_priv(dev); + struct board_info *db = netdev_priv(dev); dm9000_dbg(db, 3, "%s:\n", __func__); @@ -1062,7 +1062,7 @@ dm9000_start_xmit(struct sk_buff *skb, struct net_device *dev) * receive the packet to upper layer, free the transmitted packet */ -static void dm9000_tx_done(struct net_device *dev, board_info_t *db) +static void dm9000_tx_done(struct net_device *dev, struct board_info *db) { int tx_status = ior(db, DM9000_NSR); /* Got TX status */ @@ -1094,7 +1094,7 @@ struct dm9000_rxhdr { static void dm9000_rx(struct net_device *dev) { - board_info_t *db = netdev_priv(dev); + struct board_info *db = netdev_priv(dev); struct dm9000_rxhdr rxhdr; struct sk_buff *skb; u8 rxbyte, *rdptr; @@ -1196,7 +1196,7 @@ dm9000_rx(struct net_device *dev) static irqreturn_t dm9000_interrupt(int irq, void *dev_id) { struct net_device *dev = dev_id; - board_info_t *db = netdev_priv(dev); + struct board_info *db = netdev_priv(dev); int int_status; unsigned long flags; u8 reg_save; @@ -1246,7 +1246,7 @@ static irqreturn_t dm9000_interrupt(int irq, void *dev_id) static irqreturn_t dm9000_wol_interrupt(int irq, void *dev_id) { struct net_device *dev = dev_id; - board_info_t *db = netdev_priv(dev); + struct board_info *db = netdev_priv(dev); unsigned long flags; unsigned nsr, wcr; @@ -1296,7 +1296,7 @@ static void dm9000_poll_controller(struct net_device *dev) static int dm9000_open(struct net_device *dev) { - board_info_t *db = netdev_priv(dev); + struct board_info *db = netdev_priv(dev); unsigned long irqflags = db->irq_res->flags & IRQF_TRIGGER_MASK; if (netif_msg_ifup(db)) @@ -1342,7 +1342,7 @@ dm9000_open(struct net_device *dev) static void dm9000_shutdown(struct net_device *dev) { - board_info_t *db = netdev_priv(dev); + struct board_info *db = netdev_priv(dev); /* RESET device */ dm9000_phy_write(dev, 0, MII_BMCR, BMCR_RESET); /* PHY RESET */ @@ -1358,7 +1358,7 @@ dm9000_shutdown(struct net_device *dev) static int dm9000_stop(struct net_device *ndev) { - board_info_t *db = netdev_priv(ndev); + struct board_info *db = netdev_priv(ndev); if (netif_msg_ifdown(db)) dev_dbg(db->dev, "shutting down %s\n", ndev->name); @@ -1681,7 +1681,7 @@ dm9000_drv_suspend(struct device *dev) { struct platform_device *pdev = to_platform_device(dev); struct net_device *ndev = platform_get_drvdata(pdev); - board_info_t *db; + struct board_info *db; if (ndev) { db = netdev_priv(ndev); @@ -1704,7 +1704,7 @@ dm9000_drv_resume(struct device *dev) { struct platform_device *pdev = to_platform_device(dev); struct net_device *ndev = platform_get_drvdata(pdev); - board_info_t *db = netdev_priv(ndev); + struct board_info *db = netdev_priv(ndev); if (ndev) { if (netif_running(ndev)) { diff --git a/drivers/net/ethernet/dec/tulip/de2104x.c b/drivers/net/ethernet/dec/tulip/de2104x.c index 38148b0e3a95..a02ecc4f9002 100644 --- a/drivers/net/ethernet/dec/tulip/de2104x.c +++ b/drivers/net/ethernet/dec/tulip/de2104x.c @@ -340,7 +340,7 @@ static void de21041_media_timer (unsigned long data); static unsigned int de_ok_to_advertise (struct de_private *de, u32 new_media); -static DEFINE_PCI_DEVICE_TABLE(de_pci_tbl) = { +static const struct pci_device_id de_pci_tbl[] = { { PCI_VENDOR_ID_DEC, PCI_DEVICE_ID_DEC_TULIP, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 }, { PCI_VENDOR_ID_DEC, PCI_DEVICE_ID_DEC_TULIP_PLUS, diff --git a/drivers/net/ethernet/dec/tulip/de4x5.c b/drivers/net/ethernet/dec/tulip/de4x5.c index 7091fa6ed096..cf8b6ff21613 100644 --- a/drivers/net/ethernet/dec/tulip/de4x5.c +++ b/drivers/net/ethernet/dec/tulip/de4x5.c @@ -2328,7 +2328,7 @@ static void de4x5_pci_remove(struct pci_dev *pdev) pci_disable_device (pdev); } -static DEFINE_PCI_DEVICE_TABLE(de4x5_pci_tbl) = { +static const struct pci_device_id de4x5_pci_tbl[] = { { PCI_VENDOR_ID_DEC, PCI_DEVICE_ID_DEC_TULIP, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 }, { PCI_VENDOR_ID_DEC, PCI_DEVICE_ID_DEC_TULIP_PLUS, diff --git a/drivers/net/ethernet/dec/tulip/dmfe.c b/drivers/net/ethernet/dec/tulip/dmfe.c index 53f0c618045c..322213d901d5 100644 --- a/drivers/net/ethernet/dec/tulip/dmfe.c +++ b/drivers/net/ethernet/dec/tulip/dmfe.c @@ -2096,7 +2096,7 @@ static void dmfe_HPNA_remote_cmd_chk(struct dmfe_board_info * db) -static DEFINE_PCI_DEVICE_TABLE(dmfe_pci_tbl) = { +static const struct pci_device_id dmfe_pci_tbl[] = { { 0x1282, 0x9132, PCI_ANY_ID, PCI_ANY_ID, 0, 0, PCI_DM9132_ID }, { 0x1282, 0x9102, PCI_ANY_ID, PCI_ANY_ID, 0, 0, PCI_DM9102_ID }, { 0x1282, 0x9100, PCI_ANY_ID, PCI_ANY_ID, 0, 0, PCI_DM9100_ID }, diff --git a/drivers/net/ethernet/dec/tulip/tulip_core.c b/drivers/net/ethernet/dec/tulip/tulip_core.c index 861660841ce2..3b42556f7f8d 100644 --- a/drivers/net/ethernet/dec/tulip/tulip_core.c +++ b/drivers/net/ethernet/dec/tulip/tulip_core.c @@ -207,7 +207,7 @@ struct tulip_chip_table tulip_tbl[] = { }; -static DEFINE_PCI_DEVICE_TABLE(tulip_pci_tbl) = { +static const struct pci_device_id tulip_pci_tbl[] = { { 0x1011, 0x0009, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DC21140 }, { 0x1011, 0x0019, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DC21143 }, { 0x11AD, 0x0002, PCI_ANY_ID, PCI_ANY_ID, 0, 0, LC82C168 }, @@ -1294,7 +1294,7 @@ static const struct net_device_ops tulip_netdev_ops = { #endif }; -DEFINE_PCI_DEVICE_TABLE(early_486_chipsets) = { +const struct pci_device_id early_486_chipsets[] = { { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82424) }, { PCI_DEVICE(PCI_VENDOR_ID_SI, PCI_DEVICE_ID_SI_496) }, { }, diff --git a/drivers/net/ethernet/dec/tulip/uli526x.c b/drivers/net/ethernet/dec/tulip/uli526x.c index 80afec335a11..4061f9b22812 100644 --- a/drivers/net/ethernet/dec/tulip/uli526x.c +++ b/drivers/net/ethernet/dec/tulip/uli526x.c @@ -1768,7 +1768,7 @@ static u16 phy_read_1bit(struct uli526x_board_info *db) } -static DEFINE_PCI_DEVICE_TABLE(uli526x_pci_tbl) = { +static const struct pci_device_id uli526x_pci_tbl[] = { { 0x10B9, 0x5261, PCI_ANY_ID, PCI_ANY_ID, 0, 0, PCI_ULI5261_ID }, { 0x10B9, 0x5263, PCI_ANY_ID, PCI_ANY_ID, 0, 0, PCI_ULI5263_ID }, { 0, } diff --git a/drivers/net/ethernet/dec/tulip/winbond-840.c b/drivers/net/ethernet/dec/tulip/winbond-840.c index 62fe512bb216..6aa887e0e1cb 100644 --- a/drivers/net/ethernet/dec/tulip/winbond-840.c +++ b/drivers/net/ethernet/dec/tulip/winbond-840.c @@ -219,7 +219,7 @@ enum chip_capability_flags { CanHaveMII=1, HasBrokenTx=2, AlwaysFDX=4, FDXOnNoMII=8, }; -static DEFINE_PCI_DEVICE_TABLE(w840_pci_tbl) = { +static const struct pci_device_id w840_pci_tbl[] = { { 0x1050, 0x0840, PCI_ANY_ID, 0x8153, 0, 0, 0 }, { 0x1050, 0x0840, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 1 }, { 0x11f6, 0x2011, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 2 }, diff --git a/drivers/net/ethernet/dec/tulip/xircom_cb.c b/drivers/net/ethernet/dec/tulip/xircom_cb.c index 6204cdfe43a6..0e721cedfa67 100644 --- a/drivers/net/ethernet/dec/tulip/xircom_cb.c +++ b/drivers/net/ethernet/dec/tulip/xircom_cb.c @@ -137,7 +137,7 @@ static int link_status(struct xircom_private *card); -static DEFINE_PCI_DEVICE_TABLE(xircom_pci_table) = { +static const struct pci_device_id xircom_pci_table[] = { { PCI_VDEVICE(XIRCOM, 0x0003), }, {0,}, }; diff --git a/drivers/net/ethernet/dlink/dl2k.h b/drivers/net/ethernet/dlink/dl2k.h index 7d07a0f5320d..23c07b007069 100644 --- a/drivers/net/ethernet/dlink/dl2k.h +++ b/drivers/net/ethernet/dlink/dl2k.h @@ -408,7 +408,7 @@ struct netdev_private { driver_data Data private to the driver. */ -static DEFINE_PCI_DEVICE_TABLE(rio_pci_tbl) = { +static const struct pci_device_id rio_pci_tbl[] = { {0x1186, 0x4000, PCI_ANY_ID, PCI_ANY_ID, }, {0x13f0, 0x1021, PCI_ANY_ID, PCI_ANY_ID, }, { } diff --git a/drivers/net/ethernet/dlink/sundance.c b/drivers/net/ethernet/dlink/sundance.c index 433c1e185442..a28a2e583f0f 100644 --- a/drivers/net/ethernet/dlink/sundance.c +++ b/drivers/net/ethernet/dlink/sundance.c @@ -199,7 +199,7 @@ IVc. Errata #define USE_IO_OPS 1 #endif -static DEFINE_PCI_DEVICE_TABLE(sundance_pci_tbl) = { +static const struct pci_device_id sundance_pci_tbl[] = { { 0x1186, 0x1002, 0x1186, 0x1002, 0, 0, 0 }, { 0x1186, 0x1002, 0x1186, 0x1003, 0, 0, 1 }, { 0x1186, 0x1002, 0x1186, 0x1012, 0, 0, 2 }, diff --git a/drivers/net/ethernet/emulex/benet/be.h b/drivers/net/ethernet/emulex/benet/be.h index 811f1351db7a..43e08d0bc3d3 100644 --- a/drivers/net/ethernet/emulex/benet/be.h +++ b/drivers/net/ethernet/emulex/benet/be.h @@ -897,5 +897,6 @@ void be_roce_dev_remove(struct be_adapter *); */ void be_roce_dev_open(struct be_adapter *); void be_roce_dev_close(struct be_adapter *); +void be_roce_dev_shutdown(struct be_adapter *); #endif /* BE_H */ diff --git a/drivers/net/ethernet/emulex/benet/be_main.c b/drivers/net/ethernet/emulex/benet/be_main.c index db4ff14ff18f..93ff8ef39352 100644 --- a/drivers/net/ethernet/emulex/benet/be_main.c +++ b/drivers/net/ethernet/emulex/benet/be_main.c @@ -39,7 +39,7 @@ static ushort rx_frag_size = 2048; module_param(rx_frag_size, ushort, S_IRUGO); MODULE_PARM_DESC(rx_frag_size, "Size of a fragment that holds rcvd data."); -static DEFINE_PCI_DEVICE_TABLE(be_dev_ids) = { +static const struct pci_device_id be_dev_ids[] = { { PCI_DEVICE(BE_VENDOR_ID, BE_DEVICE_ID1) }, { PCI_DEVICE(BE_VENDOR_ID, BE_DEVICE_ID2) }, { PCI_DEVICE(BE_VENDOR_ID, OC_DEVICE_ID1) }, @@ -5014,6 +5014,7 @@ static void be_shutdown(struct pci_dev *pdev) if (!adapter) return; + be_roce_dev_shutdown(adapter); cancel_delayed_work_sync(&adapter->work); cancel_delayed_work_sync(&adapter->func_recovery_work); diff --git a/drivers/net/ethernet/emulex/benet/be_roce.c b/drivers/net/ethernet/emulex/benet/be_roce.c index 5bf16603a3e9..ef4672dc7357 100644 --- a/drivers/net/ethernet/emulex/benet/be_roce.c +++ b/drivers/net/ethernet/emulex/benet/be_roce.c @@ -120,7 +120,8 @@ static void _be_roce_dev_open(struct be_adapter *adapter) { if (ocrdma_drv && adapter->ocrdma_dev && ocrdma_drv->state_change_handler) - ocrdma_drv->state_change_handler(adapter->ocrdma_dev, 0); + ocrdma_drv->state_change_handler(adapter->ocrdma_dev, + BE_DEV_UP); } void be_roce_dev_open(struct be_adapter *adapter) @@ -136,7 +137,8 @@ static void _be_roce_dev_close(struct be_adapter *adapter) { if (ocrdma_drv && adapter->ocrdma_dev && ocrdma_drv->state_change_handler) - ocrdma_drv->state_change_handler(adapter->ocrdma_dev, 1); + ocrdma_drv->state_change_handler(adapter->ocrdma_dev, + BE_DEV_DOWN); } void be_roce_dev_close(struct be_adapter *adapter) @@ -148,6 +150,18 @@ void be_roce_dev_close(struct be_adapter *adapter) } } +void be_roce_dev_shutdown(struct be_adapter *adapter) +{ + if (be_roce_supported(adapter)) { + mutex_lock(&be_adapter_list_lock); + if (ocrdma_drv && adapter->ocrdma_dev && + ocrdma_drv->state_change_handler) + ocrdma_drv->state_change_handler(adapter->ocrdma_dev, + BE_DEV_SHUTDOWN); + mutex_unlock(&be_adapter_list_lock); + } +} + int be_roce_register_driver(struct ocrdma_driver *drv) { struct be_adapter *dev; diff --git a/drivers/net/ethernet/emulex/benet/be_roce.h b/drivers/net/ethernet/emulex/benet/be_roce.h index a3d9e96c18eb..e6f7eb1a7d87 100644 --- a/drivers/net/ethernet/emulex/benet/be_roce.h +++ b/drivers/net/ethernet/emulex/benet/be_roce.h @@ -62,7 +62,8 @@ struct ocrdma_driver { enum { BE_DEV_UP = 0, - BE_DEV_DOWN = 1 + BE_DEV_DOWN = 1, + BE_DEV_SHUTDOWN = 2 }; /* APIs for RoCE driver to register callback handlers, diff --git a/drivers/net/ethernet/fealnx.c b/drivers/net/ethernet/fealnx.c index 4b22a9579f85..b1b9ebafb354 100644 --- a/drivers/net/ethernet/fealnx.c +++ b/drivers/net/ethernet/fealnx.c @@ -1936,7 +1936,7 @@ static int netdev_close(struct net_device *dev) return 0; } -static DEFINE_PCI_DEVICE_TABLE(fealnx_pci_tbl) = { +static const struct pci_device_id fealnx_pci_tbl[] = { {0x1516, 0x0800, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, {0x1516, 0x0803, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 1}, {0x1516, 0x0891, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 2}, diff --git a/drivers/net/ethernet/freescale/fec.h b/drivers/net/ethernet/freescale/fec.h index bd53caf1c1eb..ee41d98b44b6 100644 --- a/drivers/net/ethernet/freescale/fec.h +++ b/drivers/net/ethernet/freescale/fec.h @@ -275,6 +275,9 @@ struct fec_enet_private { struct clk *clk_enet_out; struct clk *clk_ptp; + bool ptp_clk_on; + struct mutex ptp_clk_mutex; + /* The saved address of a sent-in-place packet/buffer, for skfree(). */ unsigned char *tx_bounce[TX_RING_SIZE]; struct sk_buff *tx_skbuff[TX_RING_SIZE]; @@ -310,6 +313,7 @@ struct fec_enet_private { int mii_timeout; uint phy_speed; phy_interface_t phy_interface; + struct device_node *phy_node; int link; int full_duplex; int speed; @@ -334,7 +338,7 @@ struct fec_enet_private { u32 cycle_speed; int hwts_rx_en; int hwts_tx_en; - struct timer_list time_keep; + struct delayed_work time_keep; struct regulator *reg_phy; }; diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c index 66fe1f672499..89355a719625 100644 --- a/drivers/net/ethernet/freescale/fec_main.c +++ b/drivers/net/ethernet/freescale/fec_main.c @@ -52,6 +52,7 @@ #include <linux/of.h> #include <linux/of_device.h> #include <linux/of_gpio.h> +#include <linux/of_mdio.h> #include <linux/of_net.h> #include <linux/regulator/consumer.h> #include <linux/if_vlan.h> @@ -1610,17 +1611,27 @@ static int fec_enet_clk_enable(struct net_device *ndev, bool enable) goto failed_clk_enet_out; } if (fep->clk_ptp) { + mutex_lock(&fep->ptp_clk_mutex); ret = clk_prepare_enable(fep->clk_ptp); - if (ret) + if (ret) { + mutex_unlock(&fep->ptp_clk_mutex); goto failed_clk_ptp; + } else { + fep->ptp_clk_on = true; + } + mutex_unlock(&fep->ptp_clk_mutex); } } else { clk_disable_unprepare(fep->clk_ahb); clk_disable_unprepare(fep->clk_ipg); if (fep->clk_enet_out) clk_disable_unprepare(fep->clk_enet_out); - if (fep->clk_ptp) + if (fep->clk_ptp) { + mutex_lock(&fep->ptp_clk_mutex); clk_disable_unprepare(fep->clk_ptp); + fep->ptp_clk_on = false; + mutex_unlock(&fep->ptp_clk_mutex); + } } return 0; @@ -1648,29 +1659,37 @@ static int fec_enet_mii_probe(struct net_device *ndev) fep->phy_dev = NULL; - /* check for attached phy */ - for (phy_id = 0; (phy_id < PHY_MAX_ADDR); phy_id++) { - if ((fep->mii_bus->phy_mask & (1 << phy_id))) - continue; - if (fep->mii_bus->phy_map[phy_id] == NULL) - continue; - if (fep->mii_bus->phy_map[phy_id]->phy_id == 0) - continue; - if (dev_id--) - continue; - strncpy(mdio_bus_id, fep->mii_bus->id, MII_BUS_ID_SIZE); - break; - } + if (fep->phy_node) { + phy_dev = of_phy_connect(ndev, fep->phy_node, + &fec_enet_adjust_link, 0, + fep->phy_interface); + } else { + /* check for attached phy */ + for (phy_id = 0; (phy_id < PHY_MAX_ADDR); phy_id++) { + if ((fep->mii_bus->phy_mask & (1 << phy_id))) + continue; + if (fep->mii_bus->phy_map[phy_id] == NULL) + continue; + if (fep->mii_bus->phy_map[phy_id]->phy_id == 0) + continue; + if (dev_id--) + continue; + strncpy(mdio_bus_id, fep->mii_bus->id, MII_BUS_ID_SIZE); + break; + } + + if (phy_id >= PHY_MAX_ADDR) { + netdev_info(ndev, "no PHY, assuming direct connection to switch\n"); + strncpy(mdio_bus_id, "fixed-0", MII_BUS_ID_SIZE); + phy_id = 0; + } - if (phy_id >= PHY_MAX_ADDR) { - netdev_info(ndev, "no PHY, assuming direct connection to switch\n"); - strncpy(mdio_bus_id, "fixed-0", MII_BUS_ID_SIZE); - phy_id = 0; + snprintf(phy_name, sizeof(phy_name), + PHY_ID_FMT, mdio_bus_id, phy_id); + phy_dev = phy_connect(ndev, phy_name, &fec_enet_adjust_link, + fep->phy_interface); } - snprintf(phy_name, sizeof(phy_name), PHY_ID_FMT, mdio_bus_id, phy_id); - phy_dev = phy_connect(ndev, phy_name, &fec_enet_adjust_link, - fep->phy_interface); if (IS_ERR(phy_dev)) { netdev_err(ndev, "could not attach to PHY\n"); return PTR_ERR(phy_dev); @@ -1707,6 +1726,7 @@ static int fec_enet_mii_init(struct platform_device *pdev) struct fec_enet_private *fep = netdev_priv(ndev); const struct platform_device_id *id_entry = platform_get_device_id(fep->pdev); + struct device_node *node; int err = -ENXIO, i; /* @@ -1774,7 +1794,15 @@ static int fec_enet_mii_init(struct platform_device *pdev) for (i = 0; i < PHY_MAX_ADDR; i++) fep->mii_bus->irq[i] = PHY_POLL; - if (mdiobus_register(fep->mii_bus)) + node = of_get_child_by_name(pdev->dev.of_node, "mdio"); + if (node) { + err = of_mdiobus_register(fep->mii_bus, node); + of_node_put(node); + } else { + err = mdiobus_register(fep->mii_bus); + } + + if (err) goto err_out_free_mdio_irq; mii_cnt++; @@ -2527,6 +2555,7 @@ fec_probe(struct platform_device *pdev) struct resource *r; const struct of_device_id *of_id; static int dev_id; + struct device_node *np = pdev->dev.of_node, *phy_node; of_id = of_match_device(fec_dt_ids, &pdev->dev); if (of_id) @@ -2566,6 +2595,18 @@ fec_probe(struct platform_device *pdev) platform_set_drvdata(pdev, ndev); + phy_node = of_parse_phandle(np, "phy-handle", 0); + if (!phy_node && of_phy_is_fixed_link(np)) { + ret = of_phy_register_fixed_link(np); + if (ret < 0) { + dev_err(&pdev->dev, + "broken fixed-link specification\n"); + goto failed_phy; + } + phy_node = of_node_get(np); + } + fep->phy_node = phy_node; + ret = of_get_phy_mode(pdev->dev.of_node); if (ret < 0) { pdata = dev_get_platdata(&pdev->dev); @@ -2594,6 +2635,8 @@ fec_probe(struct platform_device *pdev) if (IS_ERR(fep->clk_enet_out)) fep->clk_enet_out = NULL; + fep->ptp_clk_on = false; + mutex_init(&fep->ptp_clk_mutex); fep->clk_ptp = devm_clk_get(&pdev->dev, "ptp"); fep->bufdesc_ex = pdev->id_entry->driver_data & FEC_QUIRK_HAS_BUFDESC_EX; @@ -2670,6 +2713,8 @@ failed_init: failed_regulator: fec_enet_clk_enable(ndev, false); failed_clk: +failed_phy: + of_node_put(phy_node); failed_ioremap: free_netdev(ndev); @@ -2682,15 +2727,16 @@ fec_drv_remove(struct platform_device *pdev) struct net_device *ndev = platform_get_drvdata(pdev); struct fec_enet_private *fep = netdev_priv(ndev); + cancel_delayed_work_sync(&fep->time_keep); cancel_work_sync(&fep->tx_timeout_work); unregister_netdev(ndev); fec_enet_mii_remove(fep); - del_timer_sync(&fep->time_keep); if (fep->reg_phy) regulator_disable(fep->reg_phy); if (fep->ptp_clock) ptp_clock_unregister(fep->ptp_clock); fec_enet_clk_enable(ndev, false); + of_node_put(fep->phy_node); free_netdev(ndev); return 0; diff --git a/drivers/net/ethernet/freescale/fec_mpc52xx.c b/drivers/net/ethernet/freescale/fec_mpc52xx.c index 9947765e90c5..ff55fbb20a75 100644 --- a/drivers/net/ethernet/freescale/fec_mpc52xx.c +++ b/drivers/net/ethernet/freescale/fec_mpc52xx.c @@ -1015,8 +1015,7 @@ mpc52xx_fec_remove(struct platform_device *op) unregister_netdev(ndev); - if (priv->phy_node) - of_node_put(priv->phy_node); + of_node_put(priv->phy_node); priv->phy_node = NULL; irq_dispose_mapping(ndev->irq); diff --git a/drivers/net/ethernet/freescale/fec_ptp.c b/drivers/net/ethernet/freescale/fec_ptp.c index 82386b29914a..cca3617a2321 100644 --- a/drivers/net/ethernet/freescale/fec_ptp.c +++ b/drivers/net/ethernet/freescale/fec_ptp.c @@ -245,12 +245,20 @@ static int fec_ptp_settime(struct ptp_clock_info *ptp, u64 ns; unsigned long flags; + mutex_lock(&fep->ptp_clk_mutex); + /* Check the ptp clock */ + if (!fep->ptp_clk_on) { + mutex_unlock(&fep->ptp_clk_mutex); + return -EINVAL; + } + ns = ts->tv_sec * 1000000000ULL; ns += ts->tv_nsec; spin_lock_irqsave(&fep->tmreg_lock, flags); timecounter_init(&fep->tc, &fep->cc, ns); spin_unlock_irqrestore(&fep->tmreg_lock, flags); + mutex_unlock(&fep->ptp_clk_mutex); return 0; } @@ -338,17 +346,22 @@ int fec_ptp_get(struct net_device *ndev, struct ifreq *ifr) * fec_time_keep - call timecounter_read every second to avoid timer overrun * because ENET just support 32bit counter, will timeout in 4s */ -static void fec_time_keep(unsigned long _data) +static void fec_time_keep(struct work_struct *work) { - struct fec_enet_private *fep = (struct fec_enet_private *)_data; + struct delayed_work *dwork = to_delayed_work(work); + struct fec_enet_private *fep = container_of(dwork, struct fec_enet_private, time_keep); u64 ns; unsigned long flags; - spin_lock_irqsave(&fep->tmreg_lock, flags); - ns = timecounter_read(&fep->tc); - spin_unlock_irqrestore(&fep->tmreg_lock, flags); + mutex_lock(&fep->ptp_clk_mutex); + if (fep->ptp_clk_on) { + spin_lock_irqsave(&fep->tmreg_lock, flags); + ns = timecounter_read(&fep->tc); + spin_unlock_irqrestore(&fep->tmreg_lock, flags); + } + mutex_unlock(&fep->ptp_clk_mutex); - mod_timer(&fep->time_keep, jiffies + HZ); + schedule_delayed_work(&fep->time_keep, HZ); } /** @@ -386,15 +399,13 @@ void fec_ptp_init(struct platform_device *pdev) fec_ptp_start_cyclecounter(ndev); - init_timer(&fep->time_keep); - fep->time_keep.data = (unsigned long)fep; - fep->time_keep.function = fec_time_keep; - fep->time_keep.expires = jiffies + HZ; - add_timer(&fep->time_keep); + INIT_DELAYED_WORK(&fep->time_keep, fec_time_keep); fep->ptp_clock = ptp_clock_register(&fep->ptp_caps, &pdev->dev); if (IS_ERR(fep->ptp_clock)) { fep->ptp_clock = NULL; pr_err("ptp_clock_register failed\n"); } + + schedule_delayed_work(&fep->time_keep, HZ); } diff --git a/drivers/net/ethernet/freescale/fs_enet/fs_enet-main.c b/drivers/net/ethernet/freescale/fs_enet/fs_enet-main.c index cfaf17b70f3f..748fd24d3d9e 100644 --- a/drivers/net/ethernet/freescale/fs_enet/fs_enet-main.c +++ b/drivers/net/ethernet/freescale/fs_enet/fs_enet-main.c @@ -1033,7 +1033,7 @@ static int fs_enet_probe(struct platform_device *ofdev) /* In the case of a fixed PHY, the DT node associated * to the PHY is the Ethernet MAC DT node. */ - fpi->phy_node = ofdev->dev.of_node; + fpi->phy_node = of_node_get(ofdev->dev.of_node); } if (of_device_is_compatible(ofdev->dev.of_node, "fsl,mpc5125-fec")) { diff --git a/drivers/net/ethernet/freescale/fs_enet/mac-fec.c b/drivers/net/ethernet/freescale/fs_enet/mac-fec.c index fc5413488496..1eedfba2ad3c 100644 --- a/drivers/net/ethernet/freescale/fs_enet/mac-fec.c +++ b/drivers/net/ethernet/freescale/fs_enet/mac-fec.c @@ -41,7 +41,6 @@ #ifdef CONFIG_8xx #include <asm/8xx_immap.h> #include <asm/pgtable.h> -#include <asm/mpc8xx.h> #include <asm/cpm1.h> #endif diff --git a/drivers/net/ethernet/freescale/fs_enet/mac-scc.c b/drivers/net/ethernet/freescale/fs_enet/mac-scc.c index b4bf02f57d43..90b3b19b7cd3 100644 --- a/drivers/net/ethernet/freescale/fs_enet/mac-scc.c +++ b/drivers/net/ethernet/freescale/fs_enet/mac-scc.c @@ -40,7 +40,6 @@ #ifdef CONFIG_8xx #include <asm/8xx_immap.h> #include <asm/pgtable.h> -#include <asm/mpc8xx.h> #include <asm/cpm1.h> #endif diff --git a/drivers/net/ethernet/freescale/gianfar.c b/drivers/net/ethernet/freescale/gianfar.c index a6cf40e62f3a..fb29d049f4e1 100644 --- a/drivers/net/ethernet/freescale/gianfar.c +++ b/drivers/net/ethernet/freescale/gianfar.c @@ -892,12 +892,12 @@ static int gfar_of_init(struct platform_device *ofdev, struct net_device **pdev) /* In the case of a fixed PHY, the DT node associated * to the PHY is the Ethernet MAC DT node. */ - if (of_phy_is_fixed_link(np)) { + if (!priv->phy_node && of_phy_is_fixed_link(np)) { err = of_phy_register_fixed_link(np); if (err) goto err_grp_init; - priv->phy_node = np; + priv->phy_node = of_node_get(np); } /* Find the TBI PHY. If it's not there, we don't support SGMII */ @@ -1435,10 +1435,8 @@ register_fail: unmap_group_regs(priv); gfar_free_rx_queues(priv); gfar_free_tx_queues(priv); - if (priv->phy_node) - of_node_put(priv->phy_node); - if (priv->tbi_node) - of_node_put(priv->tbi_node); + of_node_put(priv->phy_node); + of_node_put(priv->tbi_node); free_gfar_dev(priv); return err; } @@ -1447,10 +1445,8 @@ static int gfar_remove(struct platform_device *ofdev) { struct gfar_private *priv = platform_get_drvdata(ofdev); - if (priv->phy_node) - of_node_put(priv->phy_node); - if (priv->tbi_node) - of_node_put(priv->tbi_node); + of_node_put(priv->phy_node); + of_node_put(priv->tbi_node); unregister_netdev(priv->ndev); unmap_group_regs(priv); diff --git a/drivers/net/ethernet/freescale/ucc_geth.c b/drivers/net/ethernet/freescale/ucc_geth.c index 8ceaf7a2660c..3cf0478b3728 100644 --- a/drivers/net/ethernet/freescale/ucc_geth.c +++ b/drivers/net/ethernet/freescale/ucc_geth.c @@ -3785,16 +3785,15 @@ static int ucc_geth_probe(struct platform_device* ofdev) ug_info->uf_info.irq = irq_of_parse_and_map(np, 0); ug_info->phy_node = of_parse_phandle(np, "phy-handle", 0); - if (!ug_info->phy_node) { - /* In the case of a fixed PHY, the DT node associated + if (!ug_info->phy_node && of_phy_is_fixed_link(np)) { + /* + * In the case of a fixed PHY, the DT node associated * to the PHY is the Ethernet MAC DT node. */ - if (of_phy_is_fixed_link(np)) { - err = of_phy_register_fixed_link(np); - if (err) - return err; - } - ug_info->phy_node = np; + err = of_phy_register_fixed_link(np); + if (err) + return err; + ug_info->phy_node = of_node_get(np); } /* Find the TBI PHY node. If it's not there, we don't support SGMII */ @@ -3862,8 +3861,11 @@ static int ucc_geth_probe(struct platform_device* ofdev) /* Create an ethernet device instance */ dev = alloc_etherdev(sizeof(*ugeth)); - if (dev == NULL) + if (dev == NULL) { + of_node_put(ug_info->tbi_node); + of_node_put(ug_info->phy_node); return -ENOMEM; + } ugeth = netdev_priv(dev); spin_lock_init(&ugeth->lock); @@ -3897,6 +3899,8 @@ static int ucc_geth_probe(struct platform_device* ofdev) pr_err("%s: Cannot register net device, aborting\n", dev->name); free_netdev(dev); + of_node_put(ug_info->tbi_node); + of_node_put(ug_info->phy_node); return err; } @@ -3920,6 +3924,8 @@ static int ucc_geth_remove(struct platform_device* ofdev) unregister_netdev(dev); free_netdev(dev); ucc_geth_memclean(ugeth); + of_node_put(ugeth->ug_info->tbi_node); + of_node_put(ugeth->ug_info->phy_node); return 0; } diff --git a/drivers/net/ethernet/fujitsu/fmvj18x_cs.c b/drivers/net/ethernet/fujitsu/fmvj18x_cs.c index cfe7a7431730..a7139f588ad2 100644 --- a/drivers/net/ethernet/fujitsu/fmvj18x_cs.c +++ b/drivers/net/ethernet/fujitsu/fmvj18x_cs.c @@ -99,23 +99,23 @@ static const struct ethtool_ops netdev_ethtool_ops; /* card type */ -typedef enum { MBH10302, MBH10304, TDK, CONTEC, LA501, UNGERMANN, +enum cardtype { MBH10302, MBH10304, TDK, CONTEC, LA501, UNGERMANN, XXX10304, NEC, KME -} cardtype_t; +}; /* driver specific data structure */ -typedef struct local_info_t { +struct local_info { struct pcmcia_device *p_dev; long open_time; uint tx_started:1; uint tx_queue; u_short tx_queue_len; - cardtype_t cardtype; + enum cardtype cardtype; u_short sent; u_char __iomem *base; -} local_info_t; +}; #define MC_FILTERBREAK 64 @@ -232,13 +232,13 @@ static const struct net_device_ops fjn_netdev_ops = { static int fmvj18x_probe(struct pcmcia_device *link) { - local_info_t *lp; + struct local_info *lp; struct net_device *dev; dev_dbg(&link->dev, "fmvj18x_attach()\n"); /* Make up a FMVJ18x specific data structure */ - dev = alloc_etherdev(sizeof(local_info_t)); + dev = alloc_etherdev(sizeof(struct local_info)); if (!dev) return -ENOMEM; lp = netdev_priv(dev); @@ -327,10 +327,10 @@ static int fmvj18x_ioprobe(struct pcmcia_device *p_dev, void *priv_data) static int fmvj18x_config(struct pcmcia_device *link) { struct net_device *dev = link->priv; - local_info_t *lp = netdev_priv(dev); + struct local_info *lp = netdev_priv(dev); int i, ret; unsigned int ioaddr; - cardtype_t cardtype; + enum cardtype cardtype; char *card_name = "unknown"; u8 *buf; size_t len; @@ -584,7 +584,7 @@ static int fmvj18x_setup_mfc(struct pcmcia_device *link) int i; struct net_device *dev = link->priv; unsigned int ioaddr; - local_info_t *lp = netdev_priv(dev); + struct local_info *lp = netdev_priv(dev); /* Allocate a small memory window */ link->resource[3]->flags = WIN_DATA_WIDTH_8|WIN_MEMORY_TYPE_AM|WIN_ENABLE; @@ -626,7 +626,7 @@ static void fmvj18x_release(struct pcmcia_device *link) { struct net_device *dev = link->priv; - local_info_t *lp = netdev_priv(dev); + struct local_info *lp = netdev_priv(dev); u_char __iomem *tmp; dev_dbg(&link->dev, "fmvj18x_release\n"); @@ -711,7 +711,7 @@ module_pcmcia_driver(fmvj18x_cs_driver); static irqreturn_t fjn_interrupt(int dummy, void *dev_id) { struct net_device *dev = dev_id; - local_info_t *lp = netdev_priv(dev); + struct local_info *lp = netdev_priv(dev); unsigned int ioaddr; unsigned short tx_stat, rx_stat; @@ -772,7 +772,7 @@ static irqreturn_t fjn_interrupt(int dummy, void *dev_id) static void fjn_tx_timeout(struct net_device *dev) { - struct local_info_t *lp = netdev_priv(dev); + struct local_info *lp = netdev_priv(dev); unsigned int ioaddr = dev->base_addr; netdev_notice(dev, "transmit timed out with status %04x, %s?\n", @@ -802,7 +802,7 @@ static void fjn_tx_timeout(struct net_device *dev) static netdev_tx_t fjn_start_xmit(struct sk_buff *skb, struct net_device *dev) { - struct local_info_t *lp = netdev_priv(dev); + struct local_info *lp = netdev_priv(dev); unsigned int ioaddr = dev->base_addr; short length = skb->len; @@ -874,7 +874,7 @@ static netdev_tx_t fjn_start_xmit(struct sk_buff *skb, static void fjn_reset(struct net_device *dev) { - struct local_info_t *lp = netdev_priv(dev); + struct local_info *lp = netdev_priv(dev); unsigned int ioaddr = dev->base_addr; int i; @@ -1058,7 +1058,7 @@ static int fjn_config(struct net_device *dev, struct ifmap *map){ static int fjn_open(struct net_device *dev) { - struct local_info_t *lp = netdev_priv(dev); + struct local_info *lp = netdev_priv(dev); struct pcmcia_device *link = lp->p_dev; pr_debug("fjn_open('%s').\n", dev->name); @@ -1083,7 +1083,7 @@ static int fjn_open(struct net_device *dev) static int fjn_close(struct net_device *dev) { - struct local_info_t *lp = netdev_priv(dev); + struct local_info *lp = netdev_priv(dev); struct pcmcia_device *link = lp->p_dev; unsigned int ioaddr = dev->base_addr; diff --git a/drivers/net/ethernet/hp/hp100.c b/drivers/net/ethernet/hp/hp100.c index 37860096f744..ed7916f6fbcf 100644 --- a/drivers/net/ethernet/hp/hp100.c +++ b/drivers/net/ethernet/hp/hp100.c @@ -208,7 +208,7 @@ MODULE_DEVICE_TABLE(eisa, hp100_eisa_tbl); #endif #ifdef CONFIG_PCI -static DEFINE_PCI_DEVICE_TABLE(hp100_pci_tbl) = { +static const struct pci_device_id hp100_pci_tbl[] = { {PCI_VENDOR_ID_HP, PCI_DEVICE_ID_HP_J2585A, PCI_ANY_ID, PCI_ANY_ID,}, {PCI_VENDOR_ID_HP, PCI_DEVICE_ID_HP_J2585B, PCI_ANY_ID, PCI_ANY_ID,}, {PCI_VENDOR_ID_HP, PCI_DEVICE_ID_HP_J2970A, PCI_ANY_ID, PCI_ANY_ID,}, diff --git a/drivers/net/ethernet/ibm/ehea/Makefile b/drivers/net/ethernet/ibm/ehea/Makefile index 775d9969b5c2..cd473e295242 100644 --- a/drivers/net/ethernet/ibm/ehea/Makefile +++ b/drivers/net/ethernet/ibm/ehea/Makefile @@ -1,6 +1,6 @@ # # Makefile for the eHEA ethernet device driver for IBM eServer System p # -ehea-y = ehea_main.o ehea_phyp.o ehea_qmr.o ehea_ethtool.o ehea_phyp.o +ehea-y = ehea_main.o ehea_phyp.o ehea_qmr.o ehea_ethtool.o obj-$(CONFIG_EHEA) += ehea.o diff --git a/drivers/net/ethernet/ibm/ibmveth.c b/drivers/net/ethernet/ibm/ibmveth.c index c9127562bd22..21978cc019e7 100644 --- a/drivers/net/ethernet/ibm/ibmveth.c +++ b/drivers/net/ethernet/ibm/ibmveth.c @@ -292,6 +292,18 @@ failure: atomic_add(buffers_added, &(pool->available)); } +/* + * The final 8 bytes of the buffer list is a counter of frames dropped + * because there was not a buffer in the buffer list capable of holding + * the frame. + */ +static void ibmveth_update_rx_no_buffer(struct ibmveth_adapter *adapter) +{ + __be64 *p = adapter->buffer_list_addr + 4096 - 8; + + adapter->rx_no_buffer = be64_to_cpup(p); +} + /* replenish routine */ static void ibmveth_replenish_task(struct ibmveth_adapter *adapter) { @@ -307,8 +319,7 @@ static void ibmveth_replenish_task(struct ibmveth_adapter *adapter) ibmveth_replenish_buffer_pool(adapter, pool); } - adapter->rx_no_buffer = *(u64 *)(((char*)adapter->buffer_list_addr) + - 4096 - 8); + ibmveth_update_rx_no_buffer(adapter); } /* empty and free ana buffer pool - also used to do cleanup in error paths */ @@ -698,8 +709,7 @@ static int ibmveth_close(struct net_device *netdev) free_irq(netdev->irq, netdev); - adapter->rx_no_buffer = *(u64 *)(((char *)adapter->buffer_list_addr) + - 4096 - 8); + ibmveth_update_rx_no_buffer(adapter); ibmveth_cleanup(adapter); diff --git a/drivers/net/ethernet/icplus/ipg.c b/drivers/net/ethernet/icplus/ipg.c index 5727779a7df2..ff2903652f4b 100644 --- a/drivers/net/ethernet/icplus/ipg.c +++ b/drivers/net/ethernet/icplus/ipg.c @@ -95,7 +95,7 @@ static const char * const ipg_brand_name[] = { "D-Link NIC IP1000A" }; -static DEFINE_PCI_DEVICE_TABLE(ipg_pci_tbl) = { +static const struct pci_device_id ipg_pci_tbl[] = { { PCI_VDEVICE(SUNDANCE, 0x1023), 0 }, { PCI_VDEVICE(SUNDANCE, 0x2021), 1 }, { PCI_VDEVICE(DLINK, 0x9021), 2 }, diff --git a/drivers/net/ethernet/intel/e100.c b/drivers/net/ethernet/intel/e100.c index 9d979d7debef..781065eb5431 100644 --- a/drivers/net/ethernet/intel/e100.c +++ b/drivers/net/ethernet/intel/e100.c @@ -208,7 +208,7 @@ MODULE_PARM_DESC(use_io, "Force use of i/o access mode"); #define INTEL_8255X_ETHERNET_DEVICE(device_id, ich) {\ PCI_VENDOR_ID_INTEL, device_id, PCI_ANY_ID, PCI_ANY_ID, \ PCI_CLASS_NETWORK_ETHERNET << 8, 0xFFFF00, ich } -static DEFINE_PCI_DEVICE_TABLE(e100_id_table) = { +static const struct pci_device_id e100_id_table[] = { INTEL_8255X_ETHERNET_DEVICE(0x1029, 0), INTEL_8255X_ETHERNET_DEVICE(0x1030, 0), INTEL_8255X_ETHERNET_DEVICE(0x1031, 3), diff --git a/drivers/net/ethernet/intel/e1000/e1000_main.c b/drivers/net/ethernet/intel/e1000/e1000_main.c index 660971f304b2..cbc330b301cd 100644 --- a/drivers/net/ethernet/intel/e1000/e1000_main.c +++ b/drivers/net/ethernet/intel/e1000/e1000_main.c @@ -46,7 +46,7 @@ static const char e1000_copyright[] = "Copyright (c) 1999-2006 Intel Corporation * Macro expands to... * {PCI_DEVICE(PCI_VENDOR_ID_INTEL, device_id)} */ -static DEFINE_PCI_DEVICE_TABLE(e1000_pci_tbl) = { +static const struct pci_device_id e1000_pci_tbl[] = { INTEL_E1000_ETHERNET_DEVICE(0x1000), INTEL_E1000_ETHERNET_DEVICE(0x1001), INTEL_E1000_ETHERNET_DEVICE(0x1004), diff --git a/drivers/net/ethernet/intel/e1000e/manage.c b/drivers/net/ethernet/intel/e1000e/manage.c index 58856032298d..06edfca1a35e 100644 --- a/drivers/net/ethernet/intel/e1000e/manage.c +++ b/drivers/net/ethernet/intel/e1000e/manage.c @@ -47,7 +47,7 @@ static u8 e1000_calculate_checksum(u8 *buffer, u32 length) * e1000_mng_enable_host_if - Checks host interface is enabled * @hw: pointer to the HW structure * - * Returns E1000_success upon success, else E1000_ERR_HOST_INTERFACE_COMMAND + * Returns 0 upon success, else -E1000_ERR_HOST_INTERFACE_COMMAND * * This function checks whether the HOST IF is enabled for command operation * and also checks whether the previous command is completed. It busy waits @@ -78,7 +78,7 @@ static s32 e1000_mng_enable_host_if(struct e1000_hw *hw) } if (i == E1000_MNG_DHCP_COMMAND_TIMEOUT) { - e_dbg("Previous command timeout failed .\n"); + e_dbg("Previous command timeout failed.\n"); return -E1000_ERR_HOST_INTERFACE_COMMAND; } diff --git a/drivers/net/ethernet/intel/i40e/i40e_fcoe.c b/drivers/net/ethernet/intel/i40e/i40e_fcoe.c index 6938fc1ad877..5d01db1d789b 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_fcoe.c +++ b/drivers/net/ethernet/intel/i40e/i40e_fcoe.c @@ -33,6 +33,7 @@ #include <scsi/fc/fc_fcoe.h> #include <scsi/libfc.h> #include <scsi/libfcoe.h> +#include <uapi/linux/dcbnl.h> #include "i40e.h" #include "i40e_fcoe.h" diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c index 51bc03072ed3..eddec6ba095b 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_main.c +++ b/drivers/net/ethernet/intel/i40e/i40e_main.c @@ -65,7 +65,7 @@ static int i40e_veb_get_bw_info(struct i40e_veb *veb); * { Vendor ID, Device ID, SubVendor ID, SubDevice ID, * Class, Class Mask, private data (not used) } */ -static DEFINE_PCI_DEVICE_TABLE(i40e_pci_tbl) = { +static const struct pci_device_id i40e_pci_tbl[] = { {PCI_VDEVICE(INTEL, I40E_DEV_ID_SFP_XL710), 0}, {PCI_VDEVICE(INTEL, I40E_DEV_ID_QEMU), 0}, {PCI_VDEVICE(INTEL, I40E_DEV_ID_KX_A), 0}, @@ -4415,13 +4415,13 @@ static void i40e_print_link_message(struct i40e_vsi *vsi, bool isup) switch (vsi->back->hw.phy.link_info.link_speed) { case I40E_LINK_SPEED_40GB: - strncpy(speed, "40 Gbps", SPEED_SIZE); + strlcpy(speed, "40 Gbps", SPEED_SIZE); break; case I40E_LINK_SPEED_10GB: - strncpy(speed, "10 Gbps", SPEED_SIZE); + strlcpy(speed, "10 Gbps", SPEED_SIZE); break; case I40E_LINK_SPEED_1GB: - strncpy(speed, "1000 Mbps", SPEED_SIZE); + strlcpy(speed, "1000 Mbps", SPEED_SIZE); break; default: break; @@ -4429,16 +4429,16 @@ static void i40e_print_link_message(struct i40e_vsi *vsi, bool isup) switch (vsi->back->hw.fc.current_mode) { case I40E_FC_FULL: - strncpy(fc, "RX/TX", FC_SIZE); + strlcpy(fc, "RX/TX", FC_SIZE); break; case I40E_FC_TX_PAUSE: - strncpy(fc, "TX", FC_SIZE); + strlcpy(fc, "TX", FC_SIZE); break; case I40E_FC_RX_PAUSE: - strncpy(fc, "RX", FC_SIZE); + strlcpy(fc, "RX", FC_SIZE); break; default: - strncpy(fc, "None", FC_SIZE); + strlcpy(fc, "None", FC_SIZE); break; } @@ -5839,7 +5839,7 @@ static void i40e_send_version(struct i40e_pf *pf) dv.minor_version = DRV_VERSION_MINOR; dv.build_version = DRV_VERSION_BUILD; dv.subbuild_version = 0; - strncpy(dv.driver_string, DRV_VERSION, sizeof(dv.driver_string)); + strlcpy(dv.driver_string, DRV_VERSION, sizeof(dv.driver_string)); i40e_aq_send_driver_version(&pf->hw, &dv, NULL); } @@ -6293,7 +6293,7 @@ static int i40e_vsi_alloc_arrays(struct i40e_vsi *vsi, bool alloc_qvectors) if (alloc_qvectors) { /* allocate memory for q_vector pointers */ - size = sizeof(struct i40e_q_vectors *) * vsi->num_q_vectors; + size = sizeof(struct i40e_q_vector *) * vsi->num_q_vectors; vsi->q_vectors = kzalloc(size, GFP_KERNEL); if (!vsi->q_vectors) { ret = -ENOMEM; diff --git a/drivers/net/ethernet/intel/i40e/i40e_nvm.c b/drivers/net/ethernet/intel/i40e/i40e_nvm.c index 97bda3dffd49..25c4f9a3011f 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_nvm.c +++ b/drivers/net/ethernet/intel/i40e/i40e_nvm.c @@ -251,9 +251,9 @@ i40e_status i40e_read_nvm_buffer(struct i40e_hw *hw, u16 offset, * * Writes a 16 bit words buffer to the Shadow RAM using the admin command. **/ -i40e_status i40e_write_nvm_aq(struct i40e_hw *hw, u8 module_pointer, - u32 offset, u16 words, void *data, - bool last_command) +static i40e_status i40e_write_nvm_aq(struct i40e_hw *hw, u8 module_pointer, + u32 offset, u16 words, void *data, + bool last_command) { i40e_status ret_code = I40E_ERR_NVM; diff --git a/drivers/net/ethernet/intel/i40e/i40e_ptp.c b/drivers/net/ethernet/intel/i40e/i40e_ptp.c index bb7fe98b3a6c..537b6216971d 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_ptp.c +++ b/drivers/net/ethernet/intel/i40e/i40e_ptp.c @@ -247,7 +247,7 @@ void i40e_ptp_rx_hang(struct i40e_vsi *vsi) u32 prttsyn_stat; int n; - if (pf->flags & I40E_FLAG_PTP) + if (!(pf->flags & I40E_FLAG_PTP)) return; prttsyn_stat = rd32(hw, I40E_PRTTSYN_STAT_1); diff --git a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c index 89672551dce9..3ac6a0d2f143 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c +++ b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c @@ -1003,11 +1003,19 @@ int i40e_pci_sriov_configure(struct pci_dev *pdev, int num_vfs) static int i40e_vc_send_msg_to_vf(struct i40e_vf *vf, u32 v_opcode, u32 v_retval, u8 *msg, u16 msglen) { - struct i40e_pf *pf = vf->pf; - struct i40e_hw *hw = &pf->hw; - int abs_vf_id = vf->vf_id + hw->func_caps.vf_base_id; + struct i40e_pf *pf; + struct i40e_hw *hw; + int abs_vf_id; i40e_status aq_ret; + /* validate the request */ + if (!vf || vf->vf_id >= vf->pf->num_alloc_vfs) + return -EINVAL; + + pf = vf->pf; + hw = &pf->hw; + abs_vf_id = vf->vf_id + hw->func_caps.vf_base_id; + /* single place to detect unsuccessful return values */ if (v_retval) { vf->num_invalid_msgs++; @@ -1928,17 +1936,20 @@ static void i40e_vc_vf_broadcast(struct i40e_pf *pf, { struct i40e_hw *hw = &pf->hw; struct i40e_vf *vf = pf->vf; - int abs_vf_id = vf->vf_id + hw->func_caps.vf_base_id; int i; - for (i = 0; i < pf->num_alloc_vfs; i++) { + for (i = 0; i < pf->num_alloc_vfs; i++, vf++) { + int abs_vf_id = vf->vf_id + hw->func_caps.vf_base_id; + /* Not all vfs are enabled so skip the ones that are not */ + if (!test_bit(I40E_VF_STAT_INIT, &vf->vf_states) && + !test_bit(I40E_VF_STAT_ACTIVE, &vf->vf_states)) + continue; + /* Ignore return value on purpose - a given VF may fail, but * we need to keep going and send to all of them */ i40e_aq_send_msg_to_vf(hw, abs_vf_id, v_opcode, v_retval, msg, msglen, NULL); - vf++; - abs_vf_id = vf->vf_id + hw->func_caps.vf_base_id; } } @@ -1954,12 +1965,12 @@ void i40e_vc_notify_link_state(struct i40e_pf *pf) struct i40e_hw *hw = &pf->hw; struct i40e_vf *vf = pf->vf; struct i40e_link_status *ls = &pf->hw.phy.link_info; - int abs_vf_id = vf->vf_id + hw->func_caps.vf_base_id; int i; pfe.event = I40E_VIRTCHNL_EVENT_LINK_CHANGE; pfe.severity = I40E_PF_EVENT_SEVERITY_INFO; - for (i = 0; i < pf->num_alloc_vfs; i++) { + for (i = 0; i < pf->num_alloc_vfs; i++, vf++) { + int abs_vf_id = vf->vf_id + hw->func_caps.vf_base_id; if (vf->link_forced) { pfe.event_data.link_event.link_status = vf->link_up; pfe.event_data.link_event.link_speed = @@ -1972,8 +1983,6 @@ void i40e_vc_notify_link_state(struct i40e_pf *pf) i40e_aq_send_msg_to_vf(hw, abs_vf_id, I40E_VIRTCHNL_OP_EVENT, 0, (u8 *)&pfe, sizeof(pfe), NULL); - vf++; - abs_vf_id = vf->vf_id + hw->func_caps.vf_base_id; } } @@ -2002,7 +2011,18 @@ void i40e_vc_notify_reset(struct i40e_pf *pf) void i40e_vc_notify_vf_reset(struct i40e_vf *vf) { struct i40e_virtchnl_pf_event pfe; - int abs_vf_id = vf->vf_id + vf->pf->hw.func_caps.vf_base_id; + int abs_vf_id; + + /* validate the request */ + if (!vf || vf->vf_id >= vf->pf->num_alloc_vfs) + return; + + /* verify if the VF is in either init or active before proceeding */ + if (!test_bit(I40E_VF_STAT_INIT, &vf->vf_states) && + !test_bit(I40E_VF_STAT_ACTIVE, &vf->vf_states)) + return; + + abs_vf_id = vf->vf_id + vf->pf->hw.func_caps.vf_base_id; pfe.event = I40E_VIRTCHNL_EVENT_RESET_IMPENDING; pfe.severity = I40E_PF_EVENT_SEVERITY_CERTAIN_DOOM; diff --git a/drivers/net/ethernet/intel/i40evf/i40evf_main.c b/drivers/net/ethernet/intel/i40evf/i40evf_main.c index ab15f4d07e41..38429fae4fcf 100644 --- a/drivers/net/ethernet/intel/i40evf/i40evf_main.c +++ b/drivers/net/ethernet/intel/i40evf/i40evf_main.c @@ -49,7 +49,7 @@ static const char i40evf_copyright[] = * { Vendor ID, Device ID, SubVendor ID, SubDevice ID, * Class, Class Mask, private data (not used) } */ -static DEFINE_PCI_DEVICE_TABLE(i40evf_pci_tbl) = { +static const struct pci_device_id i40evf_pci_tbl[] = { {PCI_VDEVICE(INTEL, I40E_DEV_ID_VF), 0}, /* required last entry */ {0, } diff --git a/drivers/net/ethernet/intel/igbvf/netdev.c b/drivers/net/ethernet/intel/igbvf/netdev.c index d608599e123a..63c807c9b21c 100644 --- a/drivers/net/ethernet/intel/igbvf/netdev.c +++ b/drivers/net/ethernet/intel/igbvf/netdev.c @@ -2853,7 +2853,7 @@ static const struct pci_error_handlers igbvf_err_handler = { .resume = igbvf_io_resume, }; -static DEFINE_PCI_DEVICE_TABLE(igbvf_pci_tbl) = { +static const struct pci_device_id igbvf_pci_tbl[] = { { PCI_VDEVICE(INTEL, E1000_DEV_ID_82576_VF), board_vf }, { PCI_VDEVICE(INTEL, E1000_DEV_ID_I350_VF), board_i350_vf }, { } /* terminate list */ diff --git a/drivers/net/ethernet/intel/ixgb/ixgb_main.c b/drivers/net/ethernet/intel/ixgb/ixgb_main.c index 60801273915c..055961b0f24b 100644 --- a/drivers/net/ethernet/intel/ixgb/ixgb_main.c +++ b/drivers/net/ethernet/intel/ixgb/ixgb_main.c @@ -53,7 +53,7 @@ MODULE_PARM_DESC(copybreak, * { Vendor ID, Device ID, SubVendor ID, SubDevice ID, * Class, Class Mask, private data (not used) } */ -static DEFINE_PCI_DEVICE_TABLE(ixgb_pci_tbl) = { +static const struct pci_device_id ixgb_pci_tbl[] = { {PCI_VENDOR_ID_INTEL, IXGB_DEVICE_ID_82597EX, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, {PCI_VENDOR_ID_INTEL, IXGB_DEVICE_ID_82597EX_CX4, diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c index 5384ed30298a..87bd53fdd209 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c @@ -84,7 +84,7 @@ static const struct ixgbe_info *ixgbe_info_tbl[] = { * { Vendor ID, Device ID, SubVendor ID, SubDevice ID, * Class, Class Mask, private data (not used) } */ -static DEFINE_PCI_DEVICE_TABLE(ixgbe_pci_tbl) = { +static const struct pci_device_id ixgbe_pci_tbl[] = { {PCI_VDEVICE(INTEL, IXGBE_DEV_ID_82598), board_82598 }, {PCI_VDEVICE(INTEL, IXGBE_DEV_ID_82598AF_DUAL_PORT), board_82598 }, {PCI_VDEVICE(INTEL, IXGBE_DEV_ID_82598AF_SINGLE_PORT), board_82598 }, diff --git a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c index 75467f83772c..c22a00c3621a 100644 --- a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c +++ b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c @@ -76,7 +76,7 @@ static const struct ixgbevf_info *ixgbevf_info_tbl[] = { * { Vendor ID, Device ID, SubVendor ID, SubDevice ID, * Class, Class Mask, private data (not used) } */ -static DEFINE_PCI_DEVICE_TABLE(ixgbevf_pci_tbl) = { +static const struct pci_device_id ixgbevf_pci_tbl[] = { {PCI_VDEVICE(INTEL, IXGBE_DEV_ID_82599_VF), board_82599_vf }, {PCI_VDEVICE(INTEL, IXGBE_DEV_ID_X540_VF), board_X540_vf }, /* required last entry */ diff --git a/drivers/net/ethernet/jme.c b/drivers/net/ethernet/jme.c index b78378cea5e3..4a1be34d7214 100644 --- a/drivers/net/ethernet/jme.c +++ b/drivers/net/ethernet/jme.c @@ -3334,7 +3334,7 @@ static SIMPLE_DEV_PM_OPS(jme_pm_ops, jme_suspend, jme_resume); #define JME_PM_OPS NULL #endif -static DEFINE_PCI_DEVICE_TABLE(jme_pci_tbl) = { +static const struct pci_device_id jme_pci_tbl[] = { { PCI_VDEVICE(JMICRON, PCI_DEVICE_ID_JMICRON_JMC250) }, { PCI_VDEVICE(JMICRON, PCI_DEVICE_ID_JMICRON_JMC260) }, { } diff --git a/drivers/net/ethernet/marvell/mvneta.c b/drivers/net/ethernet/marvell/mvneta.c index dadd9a5f6323..c9f1d1b7ef37 100644 --- a/drivers/net/ethernet/marvell/mvneta.c +++ b/drivers/net/ethernet/marvell/mvneta.c @@ -2969,14 +2969,14 @@ static int mvneta_probe(struct platform_device *pdev) /* In the case of a fixed PHY, the DT node associated * to the PHY is the Ethernet MAC DT node. */ - phy_node = dn; + phy_node = of_node_get(dn); } phy_mode = of_get_phy_mode(dn); if (phy_mode < 0) { dev_err(&pdev->dev, "incorrect phy-mode\n"); err = -EINVAL; - goto err_free_irq; + goto err_put_phy_node; } dev->tx_queue_len = MVNETA_MAX_TXD; @@ -2992,7 +2992,7 @@ static int mvneta_probe(struct platform_device *pdev) pp->clk = devm_clk_get(&pdev->dev, NULL); if (IS_ERR(pp->clk)) { err = PTR_ERR(pp->clk); - goto err_free_irq; + goto err_put_phy_node; } clk_prepare_enable(pp->clk); @@ -3071,6 +3071,8 @@ err_free_stats: free_percpu(pp->stats); err_clk: clk_disable_unprepare(pp->clk); +err_put_phy_node: + of_node_put(phy_node); err_free_irq: irq_dispose_mapping(dev->irq); err_free_netdev: @@ -3088,6 +3090,7 @@ static int mvneta_remove(struct platform_device *pdev) clk_disable_unprepare(pp->clk); free_percpu(pp->stats); irq_dispose_mapping(dev->irq); + of_node_put(pp->phy_node); free_netdev(dev); return 0; diff --git a/drivers/net/ethernet/marvell/skge.c b/drivers/net/ethernet/marvell/skge.c index e912b6887d40..24b242277ea1 100644 --- a/drivers/net/ethernet/marvell/skge.c +++ b/drivers/net/ethernet/marvell/skge.c @@ -82,7 +82,7 @@ static int debug = -1; /* defaults above */ module_param(debug, int, 0); MODULE_PARM_DESC(debug, "Debug level (0=none,...,16=all)"); -static DEFINE_PCI_DEVICE_TABLE(skge_id_table) = { +static const struct pci_device_id skge_id_table[] = { { PCI_DEVICE(PCI_VENDOR_ID_3COM, 0x1700) }, /* 3Com 3C940 */ { PCI_DEVICE(PCI_VENDOR_ID_3COM, 0x80EB) }, /* 3Com 3C940B */ #ifdef CONFIG_SKGE_GENESIS diff --git a/drivers/net/ethernet/marvell/sky2.c b/drivers/net/ethernet/marvell/sky2.c index 69693384b58c..dba48a5ce7ab 100644 --- a/drivers/net/ethernet/marvell/sky2.c +++ b/drivers/net/ethernet/marvell/sky2.c @@ -101,7 +101,7 @@ static int legacy_pme = 0; module_param(legacy_pme, int, 0); MODULE_PARM_DESC(legacy_pme, "Legacy power management"); -static DEFINE_PCI_DEVICE_TABLE(sky2_id_table) = { +static const struct pci_device_id sky2_id_table[] = { { PCI_DEVICE(PCI_VENDOR_ID_SYSKONNECT, 0x9000) }, /* SK-9Sxx */ { PCI_DEVICE(PCI_VENDOR_ID_SYSKONNECT, 0x9E00) }, /* SK-9Exx */ { PCI_DEVICE(PCI_VENDOR_ID_SYSKONNECT, 0x9E01) }, /* SK-9E21M */ @@ -1622,11 +1622,10 @@ static int sky2_alloc_buffers(struct sky2_port *sky2) if (!sky2->tx_ring) goto nomem; - sky2->rx_le = pci_alloc_consistent(hw->pdev, RX_LE_BYTES, - &sky2->rx_le_map); + sky2->rx_le = pci_zalloc_consistent(hw->pdev, RX_LE_BYTES, + &sky2->rx_le_map); if (!sky2->rx_le) goto nomem; - memset(sky2->rx_le, 0, RX_LE_BYTES); sky2->rx_ring = kcalloc(sky2->rx_pending, sizeof(struct rx_ring_info), GFP_KERNEL); diff --git a/drivers/net/ethernet/mellanox/mlx4/cmd.c b/drivers/net/ethernet/mellanox/mlx4/cmd.c index 5d940a26055c..65a4a0f88ea0 100644 --- a/drivers/net/ethernet/mellanox/mlx4/cmd.c +++ b/drivers/net/ethernet/mellanox/mlx4/cmd.c @@ -1311,6 +1311,15 @@ static struct mlx4_cmd_info cmd_info[] = { .wrapper = mlx4_MAD_IFC_wrapper }, { + .opcode = MLX4_CMD_MAD_DEMUX, + .has_inbox = false, + .has_outbox = false, + .out_is_imm = false, + .encode_slave_id = false, + .verify = NULL, + .wrapper = mlx4_CMD_EPERM_wrapper + }, + { .opcode = MLX4_CMD_QUERY_IF_STAT, .has_inbox = false, .has_outbox = true, diff --git a/drivers/net/ethernet/mellanox/mlx4/fw.c b/drivers/net/ethernet/mellanox/mlx4/fw.c index 688e1eabab29..494753e44ae3 100644 --- a/drivers/net/ethernet/mellanox/mlx4/fw.c +++ b/drivers/net/ethernet/mellanox/mlx4/fw.c @@ -136,7 +136,8 @@ static void dump_dev_cap_flags2(struct mlx4_dev *dev, u64 flags) [7] = "FSM (MAC anti-spoofing) support", [8] = "Dynamic QP updates support", [9] = "Device managed flow steering IPoIB support", - [10] = "TCP/IP offloads/flow-steering for VXLAN support" + [10] = "TCP/IP offloads/flow-steering for VXLAN support", + [11] = "MAD DEMUX (Secure-Host) support" }; int i; @@ -571,6 +572,7 @@ int mlx4_QUERY_DEV_CAP(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap) #define QUERY_DEV_CAP_MAX_ICM_SZ_OFFSET 0xa0 #define QUERY_DEV_CAP_FW_REASSIGN_MAC 0x9d #define QUERY_DEV_CAP_VXLAN 0x9e +#define QUERY_DEV_CAP_MAD_DEMUX_OFFSET 0xb0 dev_cap->flags2 = 0; mailbox = mlx4_alloc_cmd_mailbox(dev); @@ -748,6 +750,11 @@ int mlx4_QUERY_DEV_CAP(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap) MLX4_GET(dev_cap->max_counters, outbox, QUERY_DEV_CAP_MAX_COUNTERS_OFFSET); + MLX4_GET(field32, outbox, + QUERY_DEV_CAP_MAD_DEMUX_OFFSET); + if (field32 & (1 << 0)) + dev_cap->flags2 |= MLX4_DEV_CAP_FLAG2_MAD_DEMUX; + MLX4_GET(field32, outbox, QUERY_DEV_CAP_EXT_2_FLAGS_OFFSET); if (field32 & (1 << 16)) dev_cap->flags2 |= MLX4_DEV_CAP_FLAG2_UPDATE_QP; @@ -2016,3 +2023,85 @@ void mlx4_opreq_action(struct work_struct *work) out: mlx4_free_cmd_mailbox(dev, mailbox); } + +static int mlx4_check_smp_firewall_active(struct mlx4_dev *dev, + struct mlx4_cmd_mailbox *mailbox) +{ +#define MLX4_CMD_MAD_DEMUX_SET_ATTR_OFFSET 0x10 +#define MLX4_CMD_MAD_DEMUX_GETRESP_ATTR_OFFSET 0x20 +#define MLX4_CMD_MAD_DEMUX_TRAP_ATTR_OFFSET 0x40 +#define MLX4_CMD_MAD_DEMUX_TRAP_REPRESS_ATTR_OFFSET 0x70 + + u32 set_attr_mask, getresp_attr_mask; + u32 trap_attr_mask, traprepress_attr_mask; + + MLX4_GET(set_attr_mask, mailbox->buf, + MLX4_CMD_MAD_DEMUX_SET_ATTR_OFFSET); + mlx4_dbg(dev, "SMP firewall set_attribute_mask = 0x%x\n", + set_attr_mask); + + MLX4_GET(getresp_attr_mask, mailbox->buf, + MLX4_CMD_MAD_DEMUX_GETRESP_ATTR_OFFSET); + mlx4_dbg(dev, "SMP firewall getresp_attribute_mask = 0x%x\n", + getresp_attr_mask); + + MLX4_GET(trap_attr_mask, mailbox->buf, + MLX4_CMD_MAD_DEMUX_TRAP_ATTR_OFFSET); + mlx4_dbg(dev, "SMP firewall trap_attribute_mask = 0x%x\n", + trap_attr_mask); + + MLX4_GET(traprepress_attr_mask, mailbox->buf, + MLX4_CMD_MAD_DEMUX_TRAP_REPRESS_ATTR_OFFSET); + mlx4_dbg(dev, "SMP firewall traprepress_attribute_mask = 0x%x\n", + traprepress_attr_mask); + + if (set_attr_mask && getresp_attr_mask && trap_attr_mask && + traprepress_attr_mask) + return 1; + + return 0; +} + +int mlx4_config_mad_demux(struct mlx4_dev *dev) +{ + struct mlx4_cmd_mailbox *mailbox; + int secure_host_active; + int err; + + /* Check if mad_demux is supported */ + if (!(dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_MAD_DEMUX)) + return 0; + + mailbox = mlx4_alloc_cmd_mailbox(dev); + if (IS_ERR(mailbox)) { + mlx4_warn(dev, "Failed to allocate mailbox for cmd MAD_DEMUX"); + return -ENOMEM; + } + + /* Query mad_demux to find out which MADs are handled by internal sma */ + err = mlx4_cmd_box(dev, 0, mailbox->dma, 0x01 /* subn mgmt class */, + MLX4_CMD_MAD_DEMUX_QUERY_RESTR, MLX4_CMD_MAD_DEMUX, + MLX4_CMD_TIME_CLASS_B, MLX4_CMD_NATIVE); + if (err) { + mlx4_warn(dev, "MLX4_CMD_MAD_DEMUX: query restrictions failed (%d)\n", + err); + goto out; + } + + secure_host_active = mlx4_check_smp_firewall_active(dev, mailbox); + + /* Config mad_demux to handle all MADs returned by the query above */ + err = mlx4_cmd(dev, mailbox->dma, 0x01 /* subn mgmt class */, + MLX4_CMD_MAD_DEMUX_CONFIG, MLX4_CMD_MAD_DEMUX, + MLX4_CMD_TIME_CLASS_B, MLX4_CMD_NATIVE); + if (err) { + mlx4_warn(dev, "MLX4_CMD_MAD_DEMUX: configure failed (%d)\n", err); + goto out; + } + + if (secure_host_active) + mlx4_warn(dev, "HCA operating in secure-host mode. SMP firewall activated.\n"); +out: + mlx4_free_cmd_mailbox(dev, mailbox); + return err; +} diff --git a/drivers/net/ethernet/mellanox/mlx4/main.c b/drivers/net/ethernet/mellanox/mlx4/main.c index 80b8c5f30e4e..7e2d5d57c598 100644 --- a/drivers/net/ethernet/mellanox/mlx4/main.c +++ b/drivers/net/ethernet/mellanox/mlx4/main.c @@ -1853,6 +1853,11 @@ static int mlx4_setup_hca(struct mlx4_dev *dev) mlx4_err(dev, "Failed to initialize multicast group table, aborting\n"); goto err_mr_table_free; } + err = mlx4_config_mad_demux(dev); + if (err) { + mlx4_err(dev, "Failed in config_mad_demux, aborting\n"); + goto err_mcg_table_free; + } } err = mlx4_init_eq_table(dev); @@ -2727,7 +2732,7 @@ int mlx4_restart_one(struct pci_dev *pdev) return __mlx4_init_one(pdev, pci_dev_data); } -static DEFINE_PCI_DEVICE_TABLE(mlx4_pci_table) = { +static const struct pci_device_id mlx4_pci_table[] = { /* MT25408 "Hermon" SDR */ { PCI_VDEVICE(MELLANOX, 0x6340), MLX4_PCI_DEV_FORCE_SENSE_PORT }, /* MT25408 "Hermon" DDR */ diff --git a/drivers/net/ethernet/mellanox/mlx4/mlx4.h b/drivers/net/ethernet/mellanox/mlx4/mlx4.h index 13fbcd03c3e4..b508c7887ef8 100644 --- a/drivers/net/ethernet/mellanox/mlx4/mlx4.h +++ b/drivers/net/ethernet/mellanox/mlx4/mlx4.h @@ -274,6 +274,8 @@ struct mlx4_icm_table { #define MLX4_MPT_FLAG_PHYSICAL (1 << 9) #define MLX4_MPT_FLAG_REGION (1 << 8) +#define MLX4_MPT_PD_MASK (0x1FFFFUL) +#define MLX4_MPT_PD_VF_MASK (0xFE0000UL) #define MLX4_MPT_PD_FLAG_FAST_REG (1 << 27) #define MLX4_MPT_PD_FLAG_RAE (1 << 28) #define MLX4_MPT_PD_FLAG_EN_INV (3 << 24) @@ -1306,5 +1308,6 @@ void mlx4_init_quotas(struct mlx4_dev *dev); int mlx4_get_slave_num_gids(struct mlx4_dev *dev, int slave, int port); /* Returns the VF index of slave */ int mlx4_get_vf_indx(struct mlx4_dev *dev, int slave); +int mlx4_config_mad_demux(struct mlx4_dev *dev); #endif /* MLX4_H */ diff --git a/drivers/net/ethernet/mellanox/mlx4/mr.c b/drivers/net/ethernet/mellanox/mlx4/mr.c index 2839abb878a6..7d717eccb7b0 100644 --- a/drivers/net/ethernet/mellanox/mlx4/mr.c +++ b/drivers/net/ethernet/mellanox/mlx4/mr.c @@ -298,6 +298,131 @@ static int mlx4_HW2SW_MPT(struct mlx4_dev *dev, struct mlx4_cmd_mailbox *mailbox MLX4_CMD_TIME_CLASS_B, MLX4_CMD_WRAPPED); } +int mlx4_mr_hw_get_mpt(struct mlx4_dev *dev, struct mlx4_mr *mmr, + struct mlx4_mpt_entry ***mpt_entry) +{ + int err; + int key = key_to_hw_index(mmr->key) & (dev->caps.num_mpts - 1); + struct mlx4_cmd_mailbox *mailbox = NULL; + + /* Make sure that at this point we have single-threaded access only */ + + if (mmr->enabled != MLX4_MPT_EN_HW) + return -EINVAL; + + err = mlx4_HW2SW_MPT(dev, NULL, key); + + if (err) { + mlx4_warn(dev, "HW2SW_MPT failed (%d).", err); + mlx4_warn(dev, "Most likely the MR has MWs bound to it.\n"); + return err; + } + + mmr->enabled = MLX4_MPT_EN_SW; + + if (!mlx4_is_mfunc(dev)) { + **mpt_entry = mlx4_table_find( + &mlx4_priv(dev)->mr_table.dmpt_table, + key, NULL); + } else { + mailbox = mlx4_alloc_cmd_mailbox(dev); + if (IS_ERR_OR_NULL(mailbox)) + return PTR_ERR(mailbox); + + err = mlx4_cmd_box(dev, 0, mailbox->dma, key, + 0, MLX4_CMD_QUERY_MPT, + MLX4_CMD_TIME_CLASS_B, + MLX4_CMD_WRAPPED); + + if (err) + goto free_mailbox; + + *mpt_entry = (struct mlx4_mpt_entry **)&mailbox->buf; + } + + if (!(*mpt_entry) || !(**mpt_entry)) { + err = -ENOMEM; + goto free_mailbox; + } + + return 0; + +free_mailbox: + mlx4_free_cmd_mailbox(dev, mailbox); + return err; +} +EXPORT_SYMBOL_GPL(mlx4_mr_hw_get_mpt); + +int mlx4_mr_hw_write_mpt(struct mlx4_dev *dev, struct mlx4_mr *mmr, + struct mlx4_mpt_entry **mpt_entry) +{ + int err; + + if (!mlx4_is_mfunc(dev)) { + /* Make sure any changes to this entry are flushed */ + wmb(); + + *(u8 *)(*mpt_entry) = MLX4_MPT_STATUS_HW; + + /* Make sure the new status is written */ + wmb(); + + err = mlx4_SYNC_TPT(dev); + } else { + int key = key_to_hw_index(mmr->key) & (dev->caps.num_mpts - 1); + + struct mlx4_cmd_mailbox *mailbox = + container_of((void *)mpt_entry, struct mlx4_cmd_mailbox, + buf); + + err = mlx4_SW2HW_MPT(dev, mailbox, key); + } + + mmr->pd = be32_to_cpu((*mpt_entry)->pd_flags) & MLX4_MPT_PD_MASK; + if (!err) + mmr->enabled = MLX4_MPT_EN_HW; + return err; +} +EXPORT_SYMBOL_GPL(mlx4_mr_hw_write_mpt); + +void mlx4_mr_hw_put_mpt(struct mlx4_dev *dev, + struct mlx4_mpt_entry **mpt_entry) +{ + if (mlx4_is_mfunc(dev)) { + struct mlx4_cmd_mailbox *mailbox = + container_of((void *)mpt_entry, struct mlx4_cmd_mailbox, + buf); + mlx4_free_cmd_mailbox(dev, mailbox); + } +} +EXPORT_SYMBOL_GPL(mlx4_mr_hw_put_mpt); + +int mlx4_mr_hw_change_pd(struct mlx4_dev *dev, struct mlx4_mpt_entry *mpt_entry, + u32 pdn) +{ + u32 pd_flags = be32_to_cpu(mpt_entry->pd_flags); + /* The wrapper function will put the slave's id here */ + if (mlx4_is_mfunc(dev)) + pd_flags &= ~MLX4_MPT_PD_VF_MASK; + mpt_entry->pd_flags = cpu_to_be32((pd_flags & ~MLX4_MPT_PD_MASK) | + (pdn & MLX4_MPT_PD_MASK) + | MLX4_MPT_PD_FLAG_EN_INV); + return 0; +} +EXPORT_SYMBOL_GPL(mlx4_mr_hw_change_pd); + +int mlx4_mr_hw_change_access(struct mlx4_dev *dev, + struct mlx4_mpt_entry *mpt_entry, + u32 access) +{ + u32 flags = (be32_to_cpu(mpt_entry->flags) & ~MLX4_PERM_MASK) | + (access & MLX4_PERM_MASK); + + mpt_entry->flags = cpu_to_be32(flags); + return 0; +} +EXPORT_SYMBOL_GPL(mlx4_mr_hw_change_access); + static int mlx4_mr_alloc_reserved(struct mlx4_dev *dev, u32 mridx, u32 pd, u64 iova, u64 size, u32 access, int npages, int page_shift, struct mlx4_mr *mr) @@ -463,6 +588,41 @@ int mlx4_mr_free(struct mlx4_dev *dev, struct mlx4_mr *mr) } EXPORT_SYMBOL_GPL(mlx4_mr_free); +void mlx4_mr_rereg_mem_cleanup(struct mlx4_dev *dev, struct mlx4_mr *mr) +{ + mlx4_mtt_cleanup(dev, &mr->mtt); +} +EXPORT_SYMBOL_GPL(mlx4_mr_rereg_mem_cleanup); + +int mlx4_mr_rereg_mem_write(struct mlx4_dev *dev, struct mlx4_mr *mr, + u64 iova, u64 size, int npages, + int page_shift, struct mlx4_mpt_entry *mpt_entry) +{ + int err; + + mpt_entry->start = cpu_to_be64(mr->iova); + mpt_entry->length = cpu_to_be64(mr->size); + mpt_entry->entity_size = cpu_to_be32(mr->mtt.page_shift); + + err = mlx4_mtt_init(dev, npages, page_shift, &mr->mtt); + if (err) + return err; + + if (mr->mtt.order < 0) { + mpt_entry->flags |= cpu_to_be32(MLX4_MPT_FLAG_PHYSICAL); + mpt_entry->mtt_addr = 0; + } else { + mpt_entry->mtt_addr = cpu_to_be64(mlx4_mtt_addr(dev, + &mr->mtt)); + if (mr->mtt.page_shift == 0) + mpt_entry->mtt_sz = cpu_to_be32(1 << mr->mtt.order); + } + mr->enabled = MLX4_MPT_EN_SW; + + return 0; +} +EXPORT_SYMBOL_GPL(mlx4_mr_rereg_mem_write); + int mlx4_mr_enable(struct mlx4_dev *dev, struct mlx4_mr *mr) { struct mlx4_cmd_mailbox *mailbox; diff --git a/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c b/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c index 0efc1368e5a8..1089367fed22 100644 --- a/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c +++ b/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c @@ -2613,12 +2613,34 @@ int mlx4_QUERY_MPT_wrapper(struct mlx4_dev *dev, int slave, if (err) return err; - if (mpt->com.from_state != RES_MPT_HW) { + if (mpt->com.from_state == RES_MPT_MAPPED) { + /* In order to allow rereg in SRIOV, we need to alter the MPT entry. To do + * that, the VF must read the MPT. But since the MPT entry memory is not + * in the VF's virtual memory space, it must use QUERY_MPT to obtain the + * entry contents. To guarantee that the MPT cannot be changed, the driver + * must perform HW2SW_MPT before this query and return the MPT entry to HW + * ownership fofollowing the change. The change here allows the VF to + * perform QUERY_MPT also when the entry is in SW ownership. + */ + struct mlx4_mpt_entry *mpt_entry = mlx4_table_find( + &mlx4_priv(dev)->mr_table.dmpt_table, + mpt->key, NULL); + + if (NULL == mpt_entry || NULL == outbox->buf) { + err = -EINVAL; + goto out; + } + + memcpy(outbox->buf, mpt_entry, sizeof(*mpt_entry)); + + err = 0; + } else if (mpt->com.from_state == RES_MPT_HW) { + err = mlx4_DMA_wrapper(dev, slave, vhcr, inbox, outbox, cmd); + } else { err = -EBUSY; goto out; } - err = mlx4_DMA_wrapper(dev, slave, vhcr, inbox, outbox, cmd); out: put_res(dev, slave, id, RES_MPT); diff --git a/drivers/net/ethernet/micrel/ksz884x.c b/drivers/net/ethernet/micrel/ksz884x.c index 064a48d0c368..f1ebed6c63b1 100644 --- a/drivers/net/ethernet/micrel/ksz884x.c +++ b/drivers/net/ethernet/micrel/ksz884x.c @@ -4409,14 +4409,13 @@ static int ksz_alloc_desc(struct dev_info *adapter) DESC_ALIGNMENT; adapter->desc_pool.alloc_virt = - pci_alloc_consistent( - adapter->pdev, adapter->desc_pool.alloc_size, - &adapter->desc_pool.dma_addr); + pci_zalloc_consistent(adapter->pdev, + adapter->desc_pool.alloc_size, + &adapter->desc_pool.dma_addr); if (adapter->desc_pool.alloc_virt == NULL) { adapter->desc_pool.alloc_size = 0; return 1; } - memset(adapter->desc_pool.alloc_virt, 0, adapter->desc_pool.alloc_size); /* Align to the next cache line boundary. */ offset = (((ulong) adapter->desc_pool.alloc_virt % DESC_ALIGNMENT) ? @@ -7222,7 +7221,7 @@ static int pcidev_suspend(struct pci_dev *pdev, pm_message_t state) static char pcidev_name[] = "ksz884xp"; -static DEFINE_PCI_DEVICE_TABLE(pcidev_table) = { +static const struct pci_device_id pcidev_table[] = { { PCI_VENDOR_ID_MICREL_KS, 0x8841, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 }, { PCI_VENDOR_ID_MICREL_KS, 0x8842, diff --git a/drivers/net/ethernet/myricom/myri10ge/myri10ge.c b/drivers/net/ethernet/myricom/myri10ge/myri10ge.c index f3d5d79f1cd1..9e7e3f1dce3e 100644 --- a/drivers/net/ethernet/myricom/myri10ge/myri10ge.c +++ b/drivers/net/ethernet/myricom/myri10ge/myri10ge.c @@ -574,6 +574,7 @@ myri10ge_validate_firmware(struct myri10ge_priv *mgp, /* save firmware version for ethtool */ strncpy(mgp->fw_version, hdr->version, sizeof(mgp->fw_version)); + mgp->fw_version[sizeof(mgp->fw_version) - 1] = '\0'; sscanf(mgp->fw_version, "%d.%d.%d", &mgp->fw_ver_major, &mgp->fw_ver_minor, &mgp->fw_ver_tiny); @@ -872,6 +873,10 @@ static int myri10ge_dma_test(struct myri10ge_priv *mgp, int test_type) return -ENOMEM; dmatest_bus = pci_map_page(mgp->pdev, dmatest_page, 0, PAGE_SIZE, DMA_BIDIRECTIONAL); + if (unlikely(pci_dma_mapping_error(mgp->pdev, dmatest_bus))) { + __free_page(dmatest_page); + return -ENOMEM; + } /* Run a small DMA test. * The magic multipliers to the length tell the firmware @@ -1293,6 +1298,7 @@ myri10ge_alloc_rx_pages(struct myri10ge_priv *mgp, struct myri10ge_rx_buf *rx, int bytes, int watchdog) { struct page *page; + dma_addr_t bus; int idx; #if MYRI10GE_ALLOC_SIZE > 4096 int end_offset; @@ -1317,11 +1323,21 @@ myri10ge_alloc_rx_pages(struct myri10ge_priv *mgp, struct myri10ge_rx_buf *rx, rx->watchdog_needed = 1; return; } + + bus = pci_map_page(mgp->pdev, page, 0, + MYRI10GE_ALLOC_SIZE, + PCI_DMA_FROMDEVICE); + if (unlikely(pci_dma_mapping_error(mgp->pdev, bus))) { + __free_pages(page, MYRI10GE_ALLOC_ORDER); + if (rx->fill_cnt - rx->cnt < 16) + rx->watchdog_needed = 1; + return; + } + rx->page = page; rx->page_offset = 0; - rx->bus = pci_map_page(mgp->pdev, page, 0, - MYRI10GE_ALLOC_SIZE, - PCI_DMA_FROMDEVICE); + rx->bus = bus; + } rx->info[idx].page = rx->page; rx->info[idx].page_offset = rx->page_offset; @@ -2763,6 +2779,35 @@ myri10ge_submit_req(struct myri10ge_tx_buf *tx, struct mcp_kreq_ether_send *src, mb(); } +static void myri10ge_unmap_tx_dma(struct myri10ge_priv *mgp, + struct myri10ge_tx_buf *tx, int idx) +{ + unsigned int len; + int last_idx; + + /* Free any DMA resources we've alloced and clear out the skb slot */ + last_idx = (idx + 1) & tx->mask; + idx = tx->req & tx->mask; + do { + len = dma_unmap_len(&tx->info[idx], len); + if (len) { + if (tx->info[idx].skb != NULL) + pci_unmap_single(mgp->pdev, + dma_unmap_addr(&tx->info[idx], + bus), len, + PCI_DMA_TODEVICE); + else + pci_unmap_page(mgp->pdev, + dma_unmap_addr(&tx->info[idx], + bus), len, + PCI_DMA_TODEVICE); + dma_unmap_len_set(&tx->info[idx], len, 0); + tx->info[idx].skb = NULL; + } + idx = (idx + 1) & tx->mask; + } while (idx != last_idx); +} + /* * Transmit a packet. We need to split the packet so that a single * segment does not cross myri10ge->tx_boundary, so this makes segment @@ -2786,7 +2831,7 @@ static netdev_tx_t myri10ge_xmit(struct sk_buff *skb, u32 low; __be32 high_swapped; unsigned int len; - int idx, last_idx, avail, frag_cnt, frag_idx, count, mss, max_segments; + int idx, avail, frag_cnt, frag_idx, count, mss, max_segments; u16 pseudo_hdr_offset, cksum_offset, queue; int cum_len, seglen, boundary, rdma_count; u8 flags, odd_flag; @@ -2883,9 +2928,12 @@ again: /* map the skb for DMA */ len = skb_headlen(skb); + bus = pci_map_single(mgp->pdev, skb->data, len, PCI_DMA_TODEVICE); + if (unlikely(pci_dma_mapping_error(mgp->pdev, bus))) + goto drop; + idx = tx->req & tx->mask; tx->info[idx].skb = skb; - bus = pci_map_single(mgp->pdev, skb->data, len, PCI_DMA_TODEVICE); dma_unmap_addr_set(&tx->info[idx], bus, bus); dma_unmap_len_set(&tx->info[idx], len, len); @@ -2984,12 +3032,16 @@ again: break; /* map next fragment for DMA */ - idx = (count + tx->req) & tx->mask; frag = &skb_shinfo(skb)->frags[frag_idx]; frag_idx++; len = skb_frag_size(frag); bus = skb_frag_dma_map(&mgp->pdev->dev, frag, 0, len, DMA_TO_DEVICE); + if (unlikely(pci_dma_mapping_error(mgp->pdev, bus))) { + myri10ge_unmap_tx_dma(mgp, tx, idx); + goto drop; + } + idx = (count + tx->req) & tx->mask; dma_unmap_addr_set(&tx->info[idx], bus, bus); dma_unmap_len_set(&tx->info[idx], len, len); } @@ -3020,31 +3072,8 @@ again: return NETDEV_TX_OK; abort_linearize: - /* Free any DMA resources we've alloced and clear out the skb - * slot so as to not trip up assertions, and to avoid a - * double-free if linearizing fails */ + myri10ge_unmap_tx_dma(mgp, tx, idx); - last_idx = (idx + 1) & tx->mask; - idx = tx->req & tx->mask; - tx->info[idx].skb = NULL; - do { - len = dma_unmap_len(&tx->info[idx], len); - if (len) { - if (tx->info[idx].skb != NULL) - pci_unmap_single(mgp->pdev, - dma_unmap_addr(&tx->info[idx], - bus), len, - PCI_DMA_TODEVICE); - else - pci_unmap_page(mgp->pdev, - dma_unmap_addr(&tx->info[idx], - bus), len, - PCI_DMA_TODEVICE); - dma_unmap_len_set(&tx->info[idx], len, 0); - tx->info[idx].skb = NULL; - } - idx = (idx + 1) & tx->mask; - } while (idx != last_idx); if (skb_is_gso(skb)) { netdev_err(mgp->dev, "TSO but wanted to linearize?!?!?\n"); goto drop; @@ -4213,7 +4242,7 @@ static void myri10ge_remove(struct pci_dev *pdev) #define PCI_DEVICE_ID_MYRICOM_MYRI10GE_Z8E 0x0008 #define PCI_DEVICE_ID_MYRICOM_MYRI10GE_Z8E_9 0x0009 -static DEFINE_PCI_DEVICE_TABLE(myri10ge_pci_tbl) = { +static const struct pci_device_id myri10ge_pci_tbl[] = { {PCI_DEVICE(PCI_VENDOR_ID_MYRICOM, PCI_DEVICE_ID_MYRICOM_MYRI10GE_Z8E)}, {PCI_DEVICE (PCI_VENDOR_ID_MYRICOM, PCI_DEVICE_ID_MYRICOM_MYRI10GE_Z8E_9)}, diff --git a/drivers/net/ethernet/natsemi/natsemi.c b/drivers/net/ethernet/natsemi/natsemi.c index 291fba8b9f07..b83f7c0fcf99 100644 --- a/drivers/net/ethernet/natsemi/natsemi.c +++ b/drivers/net/ethernet/natsemi/natsemi.c @@ -247,7 +247,7 @@ static struct { { "NatSemi DP8381[56]", 0, 24 }, }; -static DEFINE_PCI_DEVICE_TABLE(natsemi_pci_tbl) = { +static const struct pci_device_id natsemi_pci_tbl[] = { { PCI_VENDOR_ID_NS, 0x0020, 0x12d9, 0x000c, 0, 0, 0 }, { PCI_VENDOR_ID_NS, 0x0020, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 1 }, { } /* terminate list */ diff --git a/drivers/net/ethernet/natsemi/ns83820.c b/drivers/net/ethernet/natsemi/ns83820.c index 19bb8244b9e3..2552e550a78c 100644 --- a/drivers/net/ethernet/natsemi/ns83820.c +++ b/drivers/net/ethernet/natsemi/ns83820.c @@ -2260,7 +2260,7 @@ static void ns83820_remove_one(struct pci_dev *pci_dev) free_netdev(ndev); } -static DEFINE_PCI_DEVICE_TABLE(ns83820_pci_tbl) = { +static const struct pci_device_id ns83820_pci_tbl[] = { { 0x100b, 0x0022, PCI_ANY_ID, PCI_ANY_ID, 0, .driver_data = 0, }, { 0, }, }; diff --git a/drivers/net/ethernet/neterion/s2io.c b/drivers/net/ethernet/neterion/s2io.c index be587647c706..f5e4b820128b 100644 --- a/drivers/net/ethernet/neterion/s2io.c +++ b/drivers/net/ethernet/neterion/s2io.c @@ -471,7 +471,7 @@ module_param_array(rts_frm_len, uint, NULL, 0); * S2IO device table. * This table lists all the devices that this driver supports. */ -static DEFINE_PCI_DEVICE_TABLE(s2io_tbl) = { +static const struct pci_device_id s2io_tbl[] = { {PCI_VENDOR_ID_S2IO, PCI_DEVICE_ID_S2IO_WIN, PCI_ANY_ID, PCI_ANY_ID}, {PCI_VENDOR_ID_S2IO, PCI_DEVICE_ID_S2IO_UNI, diff --git a/drivers/net/ethernet/neterion/vxge/vxge-main.c b/drivers/net/ethernet/neterion/vxge/vxge-main.c index 2eda153cb1e0..4f40d7b8629e 100644 --- a/drivers/net/ethernet/neterion/vxge/vxge-main.c +++ b/drivers/net/ethernet/neterion/vxge/vxge-main.c @@ -63,7 +63,7 @@ MODULE_LICENSE("Dual BSD/GPL"); MODULE_DESCRIPTION("Neterion's X3100 Series 10GbE PCIe I/O" "Virtualized Server Adapter"); -static DEFINE_PCI_DEVICE_TABLE(vxge_id_table) = { +static const struct pci_device_id vxge_id_table[] = { {PCI_VENDOR_ID_S2IO, PCI_DEVICE_ID_TITAN_WIN, PCI_ANY_ID, PCI_ANY_ID}, {PCI_VENDOR_ID_S2IO, PCI_DEVICE_ID_TITAN_UNI, PCI_ANY_ID, diff --git a/drivers/net/ethernet/nvidia/forcedeth.c b/drivers/net/ethernet/nvidia/forcedeth.c index 9afc536c5734..925b296d8ab8 100644 --- a/drivers/net/ethernet/nvidia/forcedeth.c +++ b/drivers/net/ethernet/nvidia/forcedeth.c @@ -6185,7 +6185,7 @@ static void nv_shutdown(struct pci_dev *pdev) #define nv_shutdown NULL #endif /* CONFIG_PM */ -static DEFINE_PCI_DEVICE_TABLE(pci_tbl) = { +static const struct pci_device_id pci_tbl[] = { { /* nForce Ethernet Controller */ PCI_DEVICE(0x10DE, 0x01C3), .driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER, diff --git a/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c b/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c index 73e66838cfef..3b98b263bad0 100644 --- a/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c +++ b/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c @@ -2743,7 +2743,7 @@ static struct pch_gbe_privdata pch_gbe_minnow_privdata = { .platform_init = pch_gbe_minnow_platform_init, }; -static DEFINE_PCI_DEVICE_TABLE(pch_gbe_pcidev_id) = { +static const struct pci_device_id pch_gbe_pcidev_id[] = { {.vendor = PCI_VENDOR_ID_INTEL, .device = PCI_DEVICE_ID_INTEL_IOH1_GBE, .subvendor = PCI_VENDOR_ID_CIRCUITCO, diff --git a/drivers/net/ethernet/packetengines/hamachi.c b/drivers/net/ethernet/packetengines/hamachi.c index 9a997e4c3e08..319d9d40f922 100644 --- a/drivers/net/ethernet/packetengines/hamachi.c +++ b/drivers/net/ethernet/packetengines/hamachi.c @@ -1911,7 +1911,7 @@ static void hamachi_remove_one(struct pci_dev *pdev) } } -static DEFINE_PCI_DEVICE_TABLE(hamachi_pci_tbl) = { +static const struct pci_device_id hamachi_pci_tbl[] = { { 0x1318, 0x0911, PCI_ANY_ID, PCI_ANY_ID, }, { 0, } }; diff --git a/drivers/net/ethernet/packetengines/yellowfin.c b/drivers/net/ethernet/packetengines/yellowfin.c index 69a8dc095072..2d6b148528dd 100644 --- a/drivers/net/ethernet/packetengines/yellowfin.c +++ b/drivers/net/ethernet/packetengines/yellowfin.c @@ -236,7 +236,7 @@ static const struct pci_id_info pci_id_tbl[] = { { } }; -static DEFINE_PCI_DEVICE_TABLE(yellowfin_pci_tbl) = { +static const struct pci_device_id yellowfin_pci_tbl[] = { { 0x1000, 0x0702, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 }, { 0x1000, 0x0701, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 1 }, { } diff --git a/drivers/net/ethernet/pasemi/pasemi_mac.c b/drivers/net/ethernet/pasemi/pasemi_mac.c index 9abf70d74b31..30d934d66356 100644 --- a/drivers/net/ethernet/pasemi/pasemi_mac.c +++ b/drivers/net/ethernet/pasemi/pasemi_mac.c @@ -1871,7 +1871,7 @@ static void pasemi_mac_remove(struct pci_dev *pdev) free_netdev(netdev); } -static DEFINE_PCI_DEVICE_TABLE(pasemi_mac_pci_tbl) = { +static const struct pci_device_id pasemi_mac_pci_tbl[] = { { PCI_DEVICE(PCI_VENDOR_ID_PASEMI, 0xa005) }, { PCI_DEVICE(PCI_VENDOR_ID_PASEMI, 0xa006) }, { }, diff --git a/drivers/net/ethernet/qlogic/netxen/netxen_nic_ctx.c b/drivers/net/ethernet/qlogic/netxen/netxen_nic_ctx.c index 6f6be57f4690..b8d5270359cd 100644 --- a/drivers/net/ethernet/qlogic/netxen/netxen_nic_ctx.c +++ b/drivers/net/ethernet/qlogic/netxen/netxen_nic_ctx.c @@ -129,14 +129,12 @@ netxen_get_minidump_template(struct netxen_adapter *adapter) return NX_RCODE_INVALID_ARGS; } - addr = pci_alloc_consistent(adapter->pdev, size, &md_template_addr); - + addr = pci_zalloc_consistent(adapter->pdev, size, &md_template_addr); if (!addr) { dev_err(&adapter->pdev->dev, "Unable to allocate dmable memory for template.\n"); return -ENOMEM; } - memset(addr, 0, size); memset(&cmd, 0, sizeof(cmd)); memset(&cmd.rsp, 1, sizeof(struct _cdrp_cmd)); cmd.req.cmd = NX_CDRP_CMD_GET_TEMP_HDR; diff --git a/drivers/net/ethernet/qlogic/netxen/netxen_nic_main.c b/drivers/net/ethernet/qlogic/netxen/netxen_nic_main.c index 5bf05818a12c..1159031f885b 100644 --- a/drivers/net/ethernet/qlogic/netxen/netxen_nic_main.c +++ b/drivers/net/ethernet/qlogic/netxen/netxen_nic_main.c @@ -99,7 +99,7 @@ static int netxen_nic_set_mac(struct net_device *netdev, void *p); {PCI_DEVICE(PCI_VENDOR_ID_NETXEN, (device)), \ .class = PCI_CLASS_NETWORK_ETHERNET << 8, .class_mask = ~0} -static DEFINE_PCI_DEVICE_TABLE(netxen_pci_tbl) = { +static const struct pci_device_id netxen_pci_tbl[] = { ENTRY(PCI_DEVICE_ID_NX2031_10GXSR), ENTRY(PCI_DEVICE_ID_NX2031_10GCX4), ENTRY(PCI_DEVICE_ID_NX2031_4GCU), diff --git a/drivers/net/ethernet/qlogic/qla3xxx.c b/drivers/net/ethernet/qlogic/qla3xxx.c index b5d6bc1a8b00..c2f09af5c25b 100644 --- a/drivers/net/ethernet/qlogic/qla3xxx.c +++ b/drivers/net/ethernet/qlogic/qla3xxx.c @@ -65,7 +65,7 @@ static int msi; module_param(msi, int, 0); MODULE_PARM_DESC(msi, "Turn on Message Signaled Interrupts."); -static DEFINE_PCI_DEVICE_TABLE(ql3xxx_pci_tbl) = { +static const struct pci_device_id ql3xxx_pci_tbl[] = { {PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, QL3022_DEVICE_ID)}, {PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, QL3032_DEVICE_ID)}, /* required last entry */ diff --git a/drivers/net/ethernet/qlogic/qlcnic/Makefile b/drivers/net/ethernet/qlogic/qlcnic/Makefile index a848d2979722..3c2c2c7c1559 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/Makefile +++ b/drivers/net/ethernet/qlogic/qlcnic/Makefile @@ -8,7 +8,7 @@ qlcnic-y := qlcnic_hw.o qlcnic_main.o qlcnic_init.o \ qlcnic_ethtool.o qlcnic_ctx.o qlcnic_io.o \ qlcnic_sysfs.o qlcnic_minidump.o qlcnic_83xx_hw.o \ qlcnic_83xx_init.o qlcnic_83xx_vnic.o \ - qlcnic_minidump.o qlcnic_sriov_common.o + qlcnic_sriov_common.o qlcnic-$(CONFIG_QLCNIC_SRIOV) += qlcnic_sriov_pf.o diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic.h b/drivers/net/ethernet/qlogic/qlcnic/qlcnic.h index 16039d1497b8..b84f5ea3d659 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic.h +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic.h @@ -268,7 +268,7 @@ struct qlcnic_fdt { u16 cksum; u16 unused; u8 model[16]; - u16 mfg_id; + u8 mfg_id; u16 id; u8 flag; u8 erase_cmd; @@ -2362,6 +2362,19 @@ static inline u32 qlcnic_get_vnic_func_count(struct qlcnic_adapter *adapter) return QLC_DEFAULT_VNIC_COUNT; } +static inline void qlcnic_swap32_buffer(u32 *buffer, int count) +{ +#if defined(__BIG_ENDIAN) + u32 *tmp = buffer; + int i; + + for (i = 0; i < count; i++) { + *tmp = swab32(*tmp); + tmp++; + } +#endif +} + #ifdef CONFIG_QLCNIC_HWMON void qlcnic_register_hwmon_dev(struct qlcnic_adapter *); void qlcnic_unregister_hwmon_dev(struct qlcnic_adapter *); diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c index a4a4ec0b68f8..476e4998ef99 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c @@ -2603,7 +2603,7 @@ int qlcnic_83xx_lockless_flash_read32(struct qlcnic_adapter *adapter, } qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_DIRECT_WINDOW, - (addr)); + (addr & 0xFFFF0000)); range = flash_offset + (count * sizeof(u32)); /* Check if data is spread across multiple sectors */ @@ -2753,7 +2753,7 @@ int qlcnic_83xx_read_flash_descriptor_table(struct qlcnic_adapter *adapter) ret = qlcnic_83xx_lockless_flash_read32(adapter, QLCNIC_FDT_LOCATION, (u8 *)&adapter->ahw->fdt, count); - + qlcnic_swap32_buffer((u32 *)&adapter->ahw->fdt, count); qlcnic_83xx_unlock_flash(adapter); return ret; } @@ -2788,7 +2788,7 @@ int qlcnic_83xx_erase_flash_sector(struct qlcnic_adapter *adapter, addr1 = (sector_start_addr & 0xFF) << 16; addr2 = (sector_start_addr & 0xFF0000) >> 16; - reversed_addr = addr1 | addr2; + reversed_addr = addr1 | addr2 | (sector_start_addr & 0xFF00); qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_WRDATA, reversed_addr); diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c index f33559b72528..86783e1afcf7 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c @@ -1378,31 +1378,45 @@ static int qlcnic_83xx_copy_fw_file(struct qlcnic_adapter *adapter) { struct qlc_83xx_fw_info *fw_info = adapter->ahw->fw_info; const struct firmware *fw = fw_info->fw; - u32 dest, *p_cache; + u32 dest, *p_cache, *temp; int i, ret = -EIO; + __le32 *temp_le; u8 data[16]; size_t size; u64 addr; + temp = kzalloc(fw->size, GFP_KERNEL); + if (!temp) { + release_firmware(fw); + fw_info->fw = NULL; + return -ENOMEM; + } + + temp_le = (__le32 *)fw->data; + + /* FW image in file is in little endian, swap the data to nullify + * the effect of writel() operation on big endian platform. + */ + for (i = 0; i < fw->size / sizeof(u32); i++) + temp[i] = __le32_to_cpu(temp_le[i]); + dest = QLCRDX(adapter->ahw, QLCNIC_FW_IMAGE_ADDR); size = (fw->size & ~0xF); - p_cache = (u32 *)fw->data; + p_cache = temp; addr = (u64)dest; ret = qlcnic_ms_mem_write128(adapter, addr, p_cache, size / 16); if (ret) { dev_err(&adapter->pdev->dev, "MS memory write failed\n"); - release_firmware(fw); - fw_info->fw = NULL; - return -EIO; + goto exit; } /* alignment check */ if (fw->size & 0xF) { addr = dest + size; for (i = 0; i < (fw->size & 0xF); i++) - data[i] = fw->data[size + i]; + data[i] = temp[size + i]; for (; i < 16; i++) data[i] = 0; ret = qlcnic_ms_mem_write128(adapter, addr, @@ -1410,15 +1424,16 @@ static int qlcnic_83xx_copy_fw_file(struct qlcnic_adapter *adapter) if (ret) { dev_err(&adapter->pdev->dev, "MS memory write failed\n"); - release_firmware(fw); - fw_info->fw = NULL; - return -EIO; + goto exit; } } + +exit: release_firmware(fw); fw_info->fw = NULL; + kfree(temp); - return 0; + return ret; } static void qlcnic_83xx_dump_pause_control_regs(struct qlcnic_adapter *adapter) diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c index 59846daf1379..cf08b2de071e 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c @@ -108,7 +108,7 @@ static u32 qlcnic_vlan_tx_check(struct qlcnic_adapter *adapter) {PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, (device)), \ .class = PCI_CLASS_NETWORK_ETHERNET << 8, .class_mask = ~0} -static DEFINE_PCI_DEVICE_TABLE(qlcnic_pci_tbl) = { +static const struct pci_device_id qlcnic_pci_tbl[] = { ENTRY(PCI_DEVICE_ID_QLOGIC_QLE824X), ENTRY(PCI_DEVICE_ID_QLOGIC_QLE834X), ENTRY(PCI_DEVICE_ID_QLOGIC_VF_QLE834X), diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_minidump.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_minidump.c index e46fc39d425d..c9f57fb84b9e 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_minidump.c +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_minidump.c @@ -47,15 +47,26 @@ struct qlcnic_common_entry_hdr { u32 type; u32 offset; u32 cap_size; +#if defined(__LITTLE_ENDIAN) u8 mask; u8 rsvd[2]; u8 flags; +#else + u8 flags; + u8 rsvd[2]; + u8 mask; +#endif } __packed; struct __crb { u32 addr; +#if defined(__LITTLE_ENDIAN) u8 stride; u8 rsvd1[3]; +#else + u8 rsvd1[3]; + u8 stride; +#endif u32 data_size; u32 no_ops; u32 rsvd2[4]; @@ -63,15 +74,28 @@ struct __crb { struct __ctrl { u32 addr; +#if defined(__LITTLE_ENDIAN) u8 stride; u8 index_a; u16 timeout; +#else + u16 timeout; + u8 index_a; + u8 stride; +#endif u32 data_size; u32 no_ops; +#if defined(__LITTLE_ENDIAN) u8 opcode; u8 index_v; u8 shl_val; u8 shr_val; +#else + u8 shr_val; + u8 shl_val; + u8 index_v; + u8 opcode; +#endif u32 val1; u32 val2; u32 val3; @@ -79,16 +103,27 @@ struct __ctrl { struct __cache { u32 addr; +#if defined(__LITTLE_ENDIAN) u16 stride; u16 init_tag_val; +#else + u16 init_tag_val; + u16 stride; +#endif u32 size; u32 no_ops; u32 ctrl_addr; u32 ctrl_val; u32 read_addr; +#if defined(__LITTLE_ENDIAN) u8 read_addr_stride; u8 read_addr_num; u8 rsvd1[2]; +#else + u8 rsvd1[2]; + u8 read_addr_num; + u8 read_addr_stride; +#endif } __packed; struct __ocm { @@ -122,23 +157,39 @@ struct __mux { struct __queue { u32 sel_addr; +#if defined(__LITTLE_ENDIAN) u16 stride; u8 rsvd[2]; +#else + u8 rsvd[2]; + u16 stride; +#endif u32 size; u32 no_ops; u8 rsvd2[8]; u32 read_addr; +#if defined(__LITTLE_ENDIAN) u8 read_addr_stride; u8 read_addr_cnt; u8 rsvd3[2]; +#else + u8 rsvd3[2]; + u8 read_addr_cnt; + u8 read_addr_stride; +#endif } __packed; struct __pollrd { u32 sel_addr; u32 read_addr; u32 sel_val; +#if defined(__LITTLE_ENDIAN) u16 sel_val_stride; u16 no_ops; +#else + u16 no_ops; + u16 sel_val_stride; +#endif u32 poll_wait; u32 poll_mask; u32 data_size; @@ -153,9 +204,15 @@ struct __mux2 { u32 no_ops; u32 sel_val_mask; u32 read_addr; +#if defined(__LITTLE_ENDIAN) u8 sel_val_stride; u8 data_size; u8 rsvd[2]; +#else + u8 rsvd[2]; + u8 data_size; + u8 sel_val_stride; +#endif } __packed; struct __pollrdmwr { diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sysfs.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sysfs.c index f5786d5792df..59a721fba018 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sysfs.c +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sysfs.c @@ -280,6 +280,7 @@ static ssize_t qlcnic_sysfs_read_crb(struct file *filp, struct kobject *kobj, if (ret != 0) return ret; qlcnic_read_crb(adapter, buf, offset, size); + qlcnic_swap32_buffer((u32 *)buf, size / sizeof(u32)); return size; } @@ -296,6 +297,7 @@ static ssize_t qlcnic_sysfs_write_crb(struct file *filp, struct kobject *kobj, if (ret != 0) return ret; + qlcnic_swap32_buffer((u32 *)buf, size / sizeof(u32)); qlcnic_write_crb(adapter, buf, offset, size); return size; } @@ -329,6 +331,7 @@ static ssize_t qlcnic_sysfs_read_mem(struct file *filp, struct kobject *kobj, return -EIO; memcpy(buf, &data, size); + qlcnic_swap32_buffer((u32 *)buf, size / sizeof(u32)); return size; } @@ -346,6 +349,7 @@ static ssize_t qlcnic_sysfs_write_mem(struct file *filp, struct kobject *kobj, if (ret != 0) return ret; + qlcnic_swap32_buffer((u32 *)buf, size / sizeof(u32)); memcpy(&data, buf, size); if (qlcnic_pci_mem_write_2M(adapter, offset, data)) @@ -412,6 +416,7 @@ static ssize_t qlcnic_sysfs_write_pm_config(struct file *filp, if (rem) return QL_STATUS_INVALID_PARAM; + qlcnic_swap32_buffer((u32 *)buf, size / sizeof(u32)); pm_cfg = (struct qlcnic_pm_func_cfg *)buf; ret = validate_pm_config(adapter, pm_cfg, count); @@ -474,6 +479,7 @@ static ssize_t qlcnic_sysfs_read_pm_config(struct file *filp, pm_cfg[pci_func].dest_npar = 0; pm_cfg[pci_func].pci_func = i; } + qlcnic_swap32_buffer((u32 *)buf, size / sizeof(u32)); return size; } @@ -555,6 +561,7 @@ static ssize_t qlcnic_sysfs_write_esw_config(struct file *file, if (rem) return QL_STATUS_INVALID_PARAM; + qlcnic_swap32_buffer((u32 *)buf, size / sizeof(u32)); esw_cfg = (struct qlcnic_esw_func_cfg *)buf; ret = validate_esw_config(adapter, esw_cfg, count); if (ret) @@ -649,6 +656,7 @@ static ssize_t qlcnic_sysfs_read_esw_config(struct file *file, if (qlcnic_get_eswitch_port_config(adapter, &esw_cfg[pci_func])) return QL_STATUS_INVALID_PARAM; } + qlcnic_swap32_buffer((u32 *)buf, size / sizeof(u32)); return size; } @@ -688,6 +696,7 @@ static ssize_t qlcnic_sysfs_write_npar_config(struct file *file, if (rem) return QL_STATUS_INVALID_PARAM; + qlcnic_swap32_buffer((u32 *)buf, size / sizeof(u32)); np_cfg = (struct qlcnic_npar_func_cfg *)buf; ret = validate_npar_config(adapter, np_cfg, count); if (ret) @@ -759,6 +768,7 @@ static ssize_t qlcnic_sysfs_read_npar_config(struct file *file, np_cfg[pci_func].max_tx_queues = nic_info.max_tx_ques; np_cfg[pci_func].max_rx_queues = nic_info.max_rx_ques; } + qlcnic_swap32_buffer((u32 *)buf, size / sizeof(u32)); return size; } @@ -916,6 +926,7 @@ static ssize_t qlcnic_sysfs_read_pci_config(struct file *file, pci_cfg = (struct qlcnic_pci_func_cfg *)buf; count = size / sizeof(struct qlcnic_pci_func_cfg); + qlcnic_swap32_buffer((u32 *)pci_info, size / sizeof(u32)); for (i = 0; i < count; i++) { pci_cfg[i].pci_func = pci_info[i].id; pci_cfg[i].func_type = pci_info[i].type; @@ -969,6 +980,7 @@ static ssize_t qlcnic_83xx_sysfs_flash_read_handler(struct file *filp, } qlcnic_83xx_unlock_flash(adapter); + qlcnic_swap32_buffer((u32 *)p_read_buf, count); memcpy(buf, p_read_buf, size); kfree(p_read_buf); @@ -986,9 +998,10 @@ static int qlcnic_83xx_sysfs_flash_bulk_write(struct qlcnic_adapter *adapter, if (!p_cache) return -ENOMEM; + count = size / sizeof(u32); + qlcnic_swap32_buffer((u32 *)buf, count); memcpy(p_cache, buf, size); p_src = p_cache; - count = size / sizeof(u32); if (qlcnic_83xx_lock_flash(adapter) != 0) { kfree(p_cache); @@ -1053,6 +1066,7 @@ static int qlcnic_83xx_sysfs_flash_write(struct qlcnic_adapter *adapter, if (!p_cache) return -ENOMEM; + qlcnic_swap32_buffer((u32 *)buf, size / sizeof(u32)); memcpy(p_cache, buf, size); p_src = p_cache; count = size / sizeof(u32); diff --git a/drivers/net/ethernet/qlogic/qlge/qlge_main.c b/drivers/net/ethernet/qlogic/qlge/qlge_main.c index b40050e03a56..188626e2a861 100644 --- a/drivers/net/ethernet/qlogic/qlge/qlge_main.c +++ b/drivers/net/ethernet/qlogic/qlge/qlge_main.c @@ -86,7 +86,7 @@ MODULE_PARM_DESC(qlge_force_coredump, "Option to allow force of firmware core dump. " "Default is OFF - Do not allow."); -static DEFINE_PCI_DEVICE_TABLE(qlge_pci_tbl) = { +static const struct pci_device_id qlge_pci_tbl[] = { {PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, QLGE_DEVICE_ID_8012)}, {PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, QLGE_DEVICE_ID_8000)}, /* required last entry */ @@ -2727,23 +2727,22 @@ static void ql_free_shadow_space(struct ql_adapter *qdev) static int ql_alloc_shadow_space(struct ql_adapter *qdev) { qdev->rx_ring_shadow_reg_area = - pci_alloc_consistent(qdev->pdev, - PAGE_SIZE, &qdev->rx_ring_shadow_reg_dma); + pci_zalloc_consistent(qdev->pdev, PAGE_SIZE, + &qdev->rx_ring_shadow_reg_dma); if (qdev->rx_ring_shadow_reg_area == NULL) { netif_err(qdev, ifup, qdev->ndev, "Allocation of RX shadow space failed.\n"); return -ENOMEM; } - memset(qdev->rx_ring_shadow_reg_area, 0, PAGE_SIZE); + qdev->tx_ring_shadow_reg_area = - pci_alloc_consistent(qdev->pdev, PAGE_SIZE, - &qdev->tx_ring_shadow_reg_dma); + pci_zalloc_consistent(qdev->pdev, PAGE_SIZE, + &qdev->tx_ring_shadow_reg_dma); if (qdev->tx_ring_shadow_reg_area == NULL) { netif_err(qdev, ifup, qdev->ndev, "Allocation of TX shadow space failed.\n"); goto err_wqp_sh_area; } - memset(qdev->tx_ring_shadow_reg_area, 0, PAGE_SIZE); return 0; err_wqp_sh_area: diff --git a/drivers/net/ethernet/rdc/r6040.c b/drivers/net/ethernet/rdc/r6040.c index cd045ecb9816..9a37247cf4b8 100644 --- a/drivers/net/ethernet/rdc/r6040.c +++ b/drivers/net/ethernet/rdc/r6040.c @@ -1254,7 +1254,7 @@ static void r6040_remove_one(struct pci_dev *pdev) } -static DEFINE_PCI_DEVICE_TABLE(r6040_pci_tbl) = { +static const struct pci_device_id r6040_pci_tbl[] = { { PCI_DEVICE(PCI_VENDOR_ID_RDC, 0x6040) }, { 0 } }; diff --git a/drivers/net/ethernet/realtek/8139too.c b/drivers/net/ethernet/realtek/8139too.c index 2e5df148af4c..007b38cce69a 100644 --- a/drivers/net/ethernet/realtek/8139too.c +++ b/drivers/net/ethernet/realtek/8139too.c @@ -234,7 +234,7 @@ static const struct { }; -static DEFINE_PCI_DEVICE_TABLE(rtl8139_pci_tbl) = { +static const struct pci_device_id rtl8139_pci_tbl[] = { {0x10ec, 0x8139, PCI_ANY_ID, PCI_ANY_ID, 0, 0, RTL8139 }, {0x10ec, 0x8138, PCI_ANY_ID, PCI_ANY_ID, 0, 0, RTL8139 }, {0x1113, 0x1211, PCI_ANY_ID, PCI_ANY_ID, 0, 0, RTL8139 }, diff --git a/drivers/net/ethernet/realtek/r8169.c b/drivers/net/ethernet/realtek/r8169.c index 9887bcb45b84..91652e7235e4 100644 --- a/drivers/net/ethernet/realtek/r8169.c +++ b/drivers/net/ethernet/realtek/r8169.c @@ -291,7 +291,7 @@ enum cfg_version { RTL_CFG_2 }; -static DEFINE_PCI_DEVICE_TABLE(rtl8169_pci_tbl) = { +static const struct pci_device_id rtl8169_pci_tbl[] = { { PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8129), 0, 0, RTL_CFG_0 }, { PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8136), 0, 0, RTL_CFG_2 }, { PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8167), 0, 0, RTL_CFG_0 }, diff --git a/drivers/net/ethernet/sfc/efx.c b/drivers/net/ethernet/sfc/efx.c index 4cebe9d37816..b2cc590dd1dd 100644 --- a/drivers/net/ethernet/sfc/efx.c +++ b/drivers/net/ethernet/sfc/efx.c @@ -2642,7 +2642,7 @@ void efx_schedule_reset(struct efx_nic *efx, enum reset_type type) **************************************************************************/ /* PCI device ID table */ -static DEFINE_PCI_DEVICE_TABLE(efx_pci_table) = { +static const struct pci_device_id efx_pci_table[] = { {PCI_DEVICE(PCI_VENDOR_ID_SOLARFLARE, PCI_DEVICE_ID_SOLARFLARE_SFC4000A_0), .driver_data = (unsigned long) &falcon_a1_nic_type}, diff --git a/drivers/net/ethernet/sgi/ioc3-eth.c b/drivers/net/ethernet/sgi/ioc3-eth.c index 7984ad05357d..7a254da85dd7 100644 --- a/drivers/net/ethernet/sgi/ioc3-eth.c +++ b/drivers/net/ethernet/sgi/ioc3-eth.c @@ -1384,7 +1384,7 @@ static void ioc3_remove_one(struct pci_dev *pdev) */ } -static DEFINE_PCI_DEVICE_TABLE(ioc3_pci_tbl) = { +static const struct pci_device_id ioc3_pci_tbl[] = { { PCI_VENDOR_ID_SGI, PCI_DEVICE_ID_SGI_IOC3, PCI_ANY_ID, PCI_ANY_ID }, { 0 } }; diff --git a/drivers/net/ethernet/silan/sc92031.c b/drivers/net/ethernet/silan/sc92031.c index 7daa7d433099..7426f8b21252 100644 --- a/drivers/net/ethernet/silan/sc92031.c +++ b/drivers/net/ethernet/silan/sc92031.c @@ -1561,7 +1561,7 @@ out: return 0; } -static DEFINE_PCI_DEVICE_TABLE(sc92031_pci_device_id_table) = { +static const struct pci_device_id sc92031_pci_device_id_table[] = { { PCI_DEVICE(PCI_VENDOR_ID_SILAN, 0x2031) }, { PCI_DEVICE(PCI_VENDOR_ID_SILAN, 0x8139) }, { PCI_DEVICE(0x1088, 0x2031) }, diff --git a/drivers/net/ethernet/sis/sis190.c b/drivers/net/ethernet/sis/sis190.c index a86339903b9b..27be6c869315 100644 --- a/drivers/net/ethernet/sis/sis190.c +++ b/drivers/net/ethernet/sis/sis190.c @@ -330,7 +330,7 @@ static const struct { { "SiS 191 PCI Gigabit Ethernet adapter" }, }; -static DEFINE_PCI_DEVICE_TABLE(sis190_pci_tbl) = { +static const struct pci_device_id sis190_pci_tbl[] = { { PCI_DEVICE(PCI_VENDOR_ID_SI, 0x0190), 0, 0, 0 }, { PCI_DEVICE(PCI_VENDOR_ID_SI, 0x0191), 0, 0, 1 }, { 0, }, diff --git a/drivers/net/ethernet/sis/sis900.c b/drivers/net/ethernet/sis/sis900.c index 7bea17c41dc9..fd812d2e5e1c 100644 --- a/drivers/net/ethernet/sis/sis900.c +++ b/drivers/net/ethernet/sis/sis900.c @@ -106,7 +106,8 @@ static const char * card_names[] = { "SiS 900 PCI Fast Ethernet", "SiS 7016 PCI Fast Ethernet" }; -static DEFINE_PCI_DEVICE_TABLE(sis900_pci_tbl) = { + +static const struct pci_device_id sis900_pci_tbl[] = { {PCI_VENDOR_ID_SI, PCI_DEVICE_ID_SI_900, PCI_ANY_ID, PCI_ANY_ID, 0, 0, SIS_900}, {PCI_VENDOR_ID_SI, PCI_DEVICE_ID_SI_7016, diff --git a/drivers/net/ethernet/smsc/epic100.c b/drivers/net/ethernet/smsc/epic100.c index 8ae1f8a7bf38..443f1da9fc9e 100644 --- a/drivers/net/ethernet/smsc/epic100.c +++ b/drivers/net/ethernet/smsc/epic100.c @@ -173,7 +173,7 @@ static const struct epic_chip_info pci_id_tbl[] = { }; -static DEFINE_PCI_DEVICE_TABLE(epic_pci_tbl) = { +static const struct pci_device_id epic_pci_tbl[] = { { 0x10B8, 0x0005, 0x1092, 0x0AB4, 0, 0, SMSC_83C170_0 }, { 0x10B8, 0x0005, PCI_ANY_ID, PCI_ANY_ID, 0, 0, SMSC_83C170 }, { 0x10B8, 0x0006, PCI_ANY_ID, PCI_ANY_ID, diff --git a/drivers/net/ethernet/smsc/smsc911x.h b/drivers/net/ethernet/smsc/smsc911x.h index 23953957fed8..54d648920a1b 100644 --- a/drivers/net/ethernet/smsc/smsc911x.h +++ b/drivers/net/ethernet/smsc/smsc911x.h @@ -51,7 +51,7 @@ #ifdef CONFIG_DEBUG_SPINLOCK #define SMSC_ASSERT_MAC_LOCK(pdata) \ - WARN_ON(!spin_is_locked(&pdata->mac_lock)) + WARN_ON_SMP(!spin_is_locked(&pdata->mac_lock)) #else #define SMSC_ASSERT_MAC_LOCK(pdata) do {} while (0) #endif /* CONFIG_DEBUG_SPINLOCK */ diff --git a/drivers/net/ethernet/smsc/smsc9420.c b/drivers/net/ethernet/smsc/smsc9420.c index d3b967aff9e0..4a90cdae5444 100644 --- a/drivers/net/ethernet/smsc/smsc9420.c +++ b/drivers/net/ethernet/smsc/smsc9420.c @@ -83,7 +83,7 @@ struct smsc9420_pdata { int last_carrier; }; -static DEFINE_PCI_DEVICE_TABLE(smsc9420_id_table) = { +static const struct pci_device_id smsc9420_id_table[] = { { PCI_VENDOR_ID_9420, PCI_DEVICE_ID_9420, PCI_ANY_ID, PCI_ANY_ID, }, { 0, } }; diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c index 291608924849..655a23bbc451 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c @@ -170,7 +170,7 @@ static int stmmac_pci_resume(struct pci_dev *pdev) #define STMMAC_VENDOR_ID 0x700 #define STMMAC_DEVICE_ID 0x1108 -static DEFINE_PCI_DEVICE_TABLE(stmmac_id_table) = { +static const struct pci_device_id stmmac_id_table[] = { {PCI_DEVICE(STMMAC_VENDOR_ID, STMMAC_DEVICE_ID)}, {PCI_DEVICE(PCI_VENDOR_ID_STMICRO, PCI_DEVICE_ID_STMICRO_MAC)}, {} diff --git a/drivers/net/ethernet/sun/cassini.c b/drivers/net/ethernet/sun/cassini.c index b9ac20f42651..37f87ff28f03 100644 --- a/drivers/net/ethernet/sun/cassini.c +++ b/drivers/net/ethernet/sun/cassini.c @@ -229,7 +229,7 @@ static u16 link_modes[] = { CAS_BMCR_SPEED1000|BMCR_FULLDPLX /* 5 : 1000bt full duplex */ }; -static DEFINE_PCI_DEVICE_TABLE(cas_pci_tbl) = { +static const struct pci_device_id cas_pci_tbl[] = { { PCI_VENDOR_ID_SUN, PCI_DEVICE_ID_SUN_CASSINI, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL }, { PCI_VENDOR_ID_NS, PCI_DEVICE_ID_NS_SATURN, diff --git a/drivers/net/ethernet/sun/niu.c b/drivers/net/ethernet/sun/niu.c index db8ffde491b5..8216be46540f 100644 --- a/drivers/net/ethernet/sun/niu.c +++ b/drivers/net/ethernet/sun/niu.c @@ -59,7 +59,7 @@ static void writeq(u64 val, void __iomem *reg) } #endif -static DEFINE_PCI_DEVICE_TABLE(niu_pci_tbl) = { +static const struct pci_device_id niu_pci_tbl[] = { {PCI_DEVICE(PCI_VENDOR_ID_SUN, 0xabcd)}, {} }; diff --git a/drivers/net/ethernet/sun/sungem.c b/drivers/net/ethernet/sun/sungem.c index 102a66fc54a2..f7415b6bf141 100644 --- a/drivers/net/ethernet/sun/sungem.c +++ b/drivers/net/ethernet/sun/sungem.c @@ -85,7 +85,7 @@ MODULE_LICENSE("GPL"); #define GEM_MODULE_NAME "gem" -static DEFINE_PCI_DEVICE_TABLE(gem_pci_tbl) = { +static const struct pci_device_id gem_pci_tbl[] = { { PCI_VENDOR_ID_SUN, PCI_DEVICE_ID_SUN_GEM, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL }, diff --git a/drivers/net/ethernet/sun/sunhme.c b/drivers/net/ethernet/sun/sunhme.c index 0dbf46f08ed5..72c8525d5457 100644 --- a/drivers/net/ethernet/sun/sunhme.c +++ b/drivers/net/ethernet/sun/sunhme.c @@ -3172,7 +3172,7 @@ static void happy_meal_pci_remove(struct pci_dev *pdev) free_netdev(net_dev); } -static DEFINE_PCI_DEVICE_TABLE(happymeal_pci_ids) = { +static const struct pci_device_id happymeal_pci_ids[] = { { PCI_DEVICE(PCI_VENDOR_ID_SUN, PCI_DEVICE_ID_SUN_HAPPYMEAL) }, { } /* Terminating entry */ }; diff --git a/drivers/net/ethernet/sun/sunvnet.c b/drivers/net/ethernet/sun/sunvnet.c index d813bfb1a847..23c89ab5a6ad 100644 --- a/drivers/net/ethernet/sun/sunvnet.c +++ b/drivers/net/ethernet/sun/sunvnet.c @@ -32,6 +32,11 @@ MODULE_DESCRIPTION("Sun LDOM virtual network driver"); MODULE_LICENSE("GPL"); MODULE_VERSION(DRV_MODULE_VERSION); +/* Heuristic for the number of times to exponentially backoff and + * retry sending an LDC trigger when EAGAIN is encountered + */ +#define VNET_MAX_RETRIES 10 + /* Ordered from largest major to lowest */ static struct vio_version vnet_versions[] = { { .major = 1, .minor = 0 }, @@ -260,6 +265,7 @@ static int vnet_send_ack(struct vnet_port *port, struct vio_dring_state *dr, .state = vio_dring_state, }; int err, delay; + int retries = 0; hdr.seq = dr->snd_nxt; delay = 1; @@ -272,6 +278,13 @@ static int vnet_send_ack(struct vnet_port *port, struct vio_dring_state *dr, udelay(delay); if ((delay <<= 1) > 128) delay = 128; + if (retries++ > VNET_MAX_RETRIES) { + pr_info("ECONNRESET %x:%x:%x:%x:%x:%x\n", + port->raddr[0], port->raddr[1], + port->raddr[2], port->raddr[3], + port->raddr[4], port->raddr[5]); + err = -ECONNRESET; + } } while (err == -EAGAIN); return err; @@ -475,8 +488,9 @@ static int handle_mcast(struct vnet_port *port, void *msgbuf) return 0; } -static void maybe_tx_wakeup(struct vnet *vp) +static void maybe_tx_wakeup(unsigned long param) { + struct vnet *vp = (struct vnet *)param; struct net_device *dev = vp->dev; netif_tx_lock(dev); @@ -573,8 +587,13 @@ static void vnet_event(void *arg, int event) break; } spin_unlock(&vio->lock); + /* Kick off a tasklet to wake the queue. We cannot call + * maybe_tx_wakeup directly here because we could deadlock on + * netif_tx_lock() with dev_watchdog() + */ if (unlikely(tx_wakeup && err != -ECONNRESET)) - maybe_tx_wakeup(port->vp); + tasklet_schedule(&port->vp->vnet_tx_wakeup); + local_irq_restore(flags); } @@ -593,6 +612,7 @@ static int __vnet_tx_trigger(struct vnet_port *port) .end_idx = (u32) -1, }; int err, delay; + int retries = 0; hdr.seq = dr->snd_nxt; delay = 1; @@ -605,6 +625,8 @@ static int __vnet_tx_trigger(struct vnet_port *port) udelay(delay); if ((delay <<= 1) > 128) delay = 128; + if (retries++ > VNET_MAX_RETRIES) + break; } while (err == -EAGAIN); return err; @@ -691,7 +713,15 @@ static int vnet_start_xmit(struct sk_buff *skb, struct net_device *dev) memset(tx_buf+VNET_PACKET_SKIP+skb->len, 0, len - skb->len); } - d->hdr.ack = VIO_ACK_ENABLE; + /* We don't rely on the ACKs to free the skb in vnet_start_xmit(), + * thus it is safe to not set VIO_ACK_ENABLE for each transmission: + * the protocol itself does not require it as long as the peer + * sends a VIO_SUBTYPE_ACK for VIO_DRING_STOPPED. + * + * An ACK for every packet in the ring is expensive as the + * sending of LDC messages is slow and affects performance. + */ + d->hdr.ack = VIO_ACK_DISABLE; d->size = len; d->ncookies = port->tx_bufs[dr->prod].ncookies; for (i = 0; i < d->ncookies; i++) @@ -1046,6 +1076,7 @@ static struct vnet *vnet_new(const u64 *local_mac) vp = netdev_priv(dev); spin_lock_init(&vp->lock); + tasklet_init(&vp->vnet_tx_wakeup, maybe_tx_wakeup, (unsigned long)vp); vp->dev = dev; INIT_LIST_HEAD(&vp->port_list); @@ -1105,6 +1136,7 @@ static void vnet_cleanup(void) vp = list_first_entry(&vnet_list, struct vnet, list); list_del(&vp->list); dev = vp->dev; + tasklet_kill(&vp->vnet_tx_wakeup); /* vio_unregister_driver() should have cleaned up port_list */ BUG_ON(!list_empty(&vp->port_list)); unregister_netdev(dev); diff --git a/drivers/net/ethernet/sun/sunvnet.h b/drivers/net/ethernet/sun/sunvnet.h index d347a5bf24b0..de5c2c64996f 100644 --- a/drivers/net/ethernet/sun/sunvnet.h +++ b/drivers/net/ethernet/sun/sunvnet.h @@ -1,6 +1,8 @@ #ifndef _SUNVNET_H #define _SUNVNET_H +#include <linux/interrupt.h> + #define DESC_NCOOKIES(entry_size) \ ((entry_size) - sizeof(struct vio_net_desc)) @@ -78,6 +80,8 @@ struct vnet { struct list_head list; u64 local_mac; + + struct tasklet_struct vnet_tx_wakeup; }; #endif /* _SUNVNET_H */ diff --git a/drivers/net/ethernet/tehuti/tehuti.c b/drivers/net/ethernet/tehuti/tehuti.c index 38da73a2a886..6ab36d9ff2ab 100644 --- a/drivers/net/ethernet/tehuti/tehuti.c +++ b/drivers/net/ethernet/tehuti/tehuti.c @@ -66,7 +66,7 @@ #include "tehuti.h" -static DEFINE_PCI_DEVICE_TABLE(bdx_pci_tbl) = { +static const struct pci_device_id bdx_pci_tbl[] = { { PCI_VDEVICE(TEHUTI, 0x3009), }, { PCI_VDEVICE(TEHUTI, 0x3010), }, { PCI_VDEVICE(TEHUTI, 0x3014), }, diff --git a/drivers/net/ethernet/ti/cpmac.c b/drivers/net/ethernet/ti/cpmac.c index 3809f4ec2820..f9bcf7aa88ca 100644 --- a/drivers/net/ethernet/ti/cpmac.c +++ b/drivers/net/ethernet/ti/cpmac.c @@ -1130,6 +1130,7 @@ static int cpmac_probe(struct platform_device *pdev) strncpy(mdio_bus_id, "fixed-0", MII_BUS_ID_SIZE); /* fixed phys bus */ phy_id = pdev->id; } + mdio_bus_id[sizeof(mdio_bus_id) - 1] = '\0'; dev = alloc_etherdev_mq(sizeof(*priv), CPMAC_QUEUES); if (!dev) diff --git a/drivers/net/ethernet/ti/tlan.c b/drivers/net/ethernet/ti/tlan.c index 6078342fe3f2..f2ff0074aac9 100644 --- a/drivers/net/ethernet/ti/tlan.c +++ b/drivers/net/ethernet/ti/tlan.c @@ -116,7 +116,7 @@ static struct board { TLAN_ADAPTER_ACTIVITY_LED, 0x83 }, /* EISA card */ }; -static DEFINE_PCI_DEVICE_TABLE(tlan_pci_tbl) = { +static const struct pci_device_id tlan_pci_tbl[] = { { PCI_VENDOR_ID_COMPAQ, PCI_DEVICE_ID_COMPAQ_NETEL10, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 }, { PCI_VENDOR_ID_COMPAQ, PCI_DEVICE_ID_COMPAQ_NETEL100, diff --git a/drivers/net/ethernet/toshiba/spider_net.c b/drivers/net/ethernet/toshiba/spider_net.c index 0282d0161859..3e38f67c6011 100644 --- a/drivers/net/ethernet/toshiba/spider_net.c +++ b/drivers/net/ethernet/toshiba/spider_net.c @@ -73,7 +73,7 @@ MODULE_PARM_DESC(tx_descriptors, "number of descriptors used " \ char spider_net_driver_name[] = "spidernet"; -static DEFINE_PCI_DEVICE_TABLE(spider_net_pci_tbl) = { +static const struct pci_device_id spider_net_pci_tbl[] = { { PCI_VENDOR_ID_TOSHIBA_2, PCI_DEVICE_ID_TOSHIBA_SPIDER_NET, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL }, { 0, } diff --git a/drivers/net/ethernet/toshiba/tc35815.c b/drivers/net/ethernet/toshiba/tc35815.c index fef5573dbfca..45ac38d29ed8 100644 --- a/drivers/net/ethernet/toshiba/tc35815.c +++ b/drivers/net/ethernet/toshiba/tc35815.c @@ -65,7 +65,7 @@ static const struct { { "TOSHIBA TC35815/TX4939" }, }; -static DEFINE_PCI_DEVICE_TABLE(tc35815_pci_tbl) = { +static const struct pci_device_id tc35815_pci_tbl[] = { {PCI_DEVICE(PCI_VENDOR_ID_TOSHIBA_2, PCI_DEVICE_ID_TOSHIBA_TC35815CF), .driver_data = TC35815CF }, {PCI_DEVICE(PCI_VENDOR_ID_TOSHIBA_2, PCI_DEVICE_ID_TOSHIBA_TC35815_NWU), .driver_data = TC35815_NWU }, {PCI_DEVICE(PCI_VENDOR_ID_TOSHIBA_2, PCI_DEVICE_ID_TOSHIBA_TC35815_TX4939), .driver_data = TC35815_TX4939 }, diff --git a/drivers/net/ethernet/via/via-rhine.c b/drivers/net/ethernet/via/via-rhine.c index 2d72f96a9e2c..68c5260cc322 100644 --- a/drivers/net/ethernet/via/via-rhine.c +++ b/drivers/net/ethernet/via/via-rhine.c @@ -273,7 +273,7 @@ enum rhine_quirks { /* Beware of PCI posted writes */ #define IOSYNC do { ioread8(ioaddr + StationAddr); } while (0) -static DEFINE_PCI_DEVICE_TABLE(rhine_pci_tbl) = { +static const struct pci_device_id rhine_pci_tbl[] = { { 0x1106, 0x3043, PCI_ANY_ID, PCI_ANY_ID, }, /* VT86C100A */ { 0x1106, 0x3065, PCI_ANY_ID, PCI_ANY_ID, }, /* VT6102 */ { 0x1106, 0x3106, PCI_ANY_ID, PCI_ANY_ID, }, /* 6105{,L,LOM} */ diff --git a/drivers/net/ethernet/via/via-velocity.c b/drivers/net/ethernet/via/via-velocity.c index de08e86db209..f5fbc12d3e10 100644 --- a/drivers/net/ethernet/via/via-velocity.c +++ b/drivers/net/ethernet/via/via-velocity.c @@ -381,7 +381,7 @@ static struct velocity_info_tbl chip_info_table[] = { * device driver. Used for hotplug autoloading. */ -static DEFINE_PCI_DEVICE_TABLE(velocity_pci_id_table) = { +static const struct pci_device_id velocity_pci_id_table[] = { { PCI_DEVICE(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_612X) }, { } }; diff --git a/drivers/net/ethernet/xilinx/ll_temac_main.c b/drivers/net/ethernet/xilinx/ll_temac_main.c index 8a6e5c2d6f95..fda5891835d4 100644 --- a/drivers/net/ethernet/xilinx/ll_temac_main.c +++ b/drivers/net/ethernet/xilinx/ll_temac_main.c @@ -1148,8 +1148,7 @@ static int temac_of_remove(struct platform_device *op) temac_mdio_teardown(lp); unregister_netdev(ndev); sysfs_remove_group(&lp->dev->kobj, &temac_attr_group); - if (lp->phy_node) - of_node_put(lp->phy_node); + of_node_put(lp->phy_node); lp->phy_node = NULL; iounmap(lp->regs); if (lp->sdma_regs) @@ -1171,7 +1170,6 @@ static struct platform_driver temac_of_driver = { .probe = temac_of_probe, .remove = temac_of_remove, .driver = { - .owner = THIS_MODULE, .name = "xilinx_temac", .of_match_table = temac_of_match, }, diff --git a/drivers/net/ethernet/xilinx/xilinx_axienet_main.c b/drivers/net/ethernet/xilinx/xilinx_axienet_main.c index 7b0a73556264..c8fd94133ecd 100644 --- a/drivers/net/ethernet/xilinx/xilinx_axienet_main.c +++ b/drivers/net/ethernet/xilinx/xilinx_axienet_main.c @@ -1630,8 +1630,7 @@ static int axienet_of_remove(struct platform_device *op) axienet_mdio_teardown(lp); unregister_netdev(ndev); - if (lp->phy_node) - of_node_put(lp->phy_node); + of_node_put(lp->phy_node); lp->phy_node = NULL; iounmap(lp->regs); @@ -1646,7 +1645,6 @@ static struct platform_driver axienet_of_driver = { .probe = axienet_of_probe, .remove = axienet_of_remove, .driver = { - .owner = THIS_MODULE, .name = "xilinx_axienet", .of_match_table = axienet_of_match, }, diff --git a/drivers/net/ethernet/xilinx/xilinx_emaclite.c b/drivers/net/ethernet/xilinx/xilinx_emaclite.c index 782bb9373cd8..28dbbdc393eb 100644 --- a/drivers/net/ethernet/xilinx/xilinx_emaclite.c +++ b/drivers/net/ethernet/xilinx/xilinx_emaclite.c @@ -1245,7 +1245,6 @@ MODULE_DEVICE_TABLE(of, xemaclite_of_match); static struct platform_driver xemaclite_of_driver = { .driver = { .name = DRIVER_NAME, - .owner = THIS_MODULE, .of_match_table = xemaclite_of_match, }, .probe = xemaclite_of_probe, diff --git a/drivers/net/ethernet/xircom/xirc2ps_cs.c b/drivers/net/ethernet/xircom/xirc2ps_cs.c index 7c81ffb861e8..d56f8693202b 100644 --- a/drivers/net/ethernet/xircom/xirc2ps_cs.c +++ b/drivers/net/ethernet/xircom/xirc2ps_cs.c @@ -266,7 +266,7 @@ static void xirc2ps_detach(struct pcmcia_device *p_dev); static irqreturn_t xirc2ps_interrupt(int irq, void *dev_id); -typedef struct local_info_t { +struct local_info { struct net_device *dev; struct pcmcia_device *p_dev; @@ -281,7 +281,7 @@ typedef struct local_info_t { unsigned last_ptr_value; /* last packets transmitted value */ const char *manf_str; struct work_struct tx_timeout_task; -} local_info_t; +}; /**************** * Some more prototypes @@ -475,12 +475,12 @@ static int xirc2ps_probe(struct pcmcia_device *link) { struct net_device *dev; - local_info_t *local; + struct local_info *local; dev_dbg(&link->dev, "attach()\n"); /* Allocate the device structure */ - dev = alloc_etherdev(sizeof(local_info_t)); + dev = alloc_etherdev(sizeof(struct local_info)); if (!dev) return -ENOMEM; local = netdev_priv(dev); @@ -536,7 +536,7 @@ static int set_card_type(struct pcmcia_device *link) { struct net_device *dev = link->priv; - local_info_t *local = netdev_priv(dev); + struct local_info *local = netdev_priv(dev); u8 *buf; unsigned int cisrev, mediaid, prodid; size_t len; @@ -690,7 +690,7 @@ static int xirc2ps_config(struct pcmcia_device * link) { struct net_device *dev = link->priv; - local_info_t *local = netdev_priv(dev); + struct local_info *local = netdev_priv(dev); unsigned int ioaddr; int err; u8 *buf; @@ -931,7 +931,7 @@ xirc2ps_release(struct pcmcia_device *link) if (link->resource[2]->end) { struct net_device *dev = link->priv; - local_info_t *local = netdev_priv(dev); + struct local_info *local = netdev_priv(dev); if (local->dingo) iounmap(local->dingo_ccr - 0x0800); } @@ -975,7 +975,7 @@ static irqreturn_t xirc2ps_interrupt(int irq, void *dev_id) { struct net_device *dev = (struct net_device *)dev_id; - local_info_t *lp = netdev_priv(dev); + struct local_info *lp = netdev_priv(dev); unsigned int ioaddr; u_char saved_page; unsigned bytes_rcvd; @@ -1194,8 +1194,8 @@ xirc2ps_interrupt(int irq, void *dev_id) static void xirc2ps_tx_timeout_task(struct work_struct *work) { - local_info_t *local = - container_of(work, local_info_t, tx_timeout_task); + struct local_info *local = + container_of(work, struct local_info, tx_timeout_task); struct net_device *dev = local->dev; /* reset the card */ do_reset(dev,1); @@ -1206,7 +1206,7 @@ xirc2ps_tx_timeout_task(struct work_struct *work) static void xirc_tx_timeout(struct net_device *dev) { - local_info_t *lp = netdev_priv(dev); + struct local_info *lp = netdev_priv(dev); dev->stats.tx_errors++; netdev_notice(dev, "transmit timed out\n"); schedule_work(&lp->tx_timeout_task); @@ -1215,7 +1215,7 @@ xirc_tx_timeout(struct net_device *dev) static netdev_tx_t do_start_xmit(struct sk_buff *skb, struct net_device *dev) { - local_info_t *lp = netdev_priv(dev); + struct local_info *lp = netdev_priv(dev); unsigned int ioaddr = dev->base_addr; int okay; unsigned freespace; @@ -1300,7 +1300,7 @@ static void set_address(struct set_address_info *sa_info, char *addr) static void set_addresses(struct net_device *dev) { unsigned int ioaddr = dev->base_addr; - local_info_t *lp = netdev_priv(dev); + struct local_info *lp = netdev_priv(dev); struct netdev_hw_addr *ha; struct set_address_info sa_info; int i; @@ -1362,7 +1362,7 @@ set_multicast_list(struct net_device *dev) static int do_config(struct net_device *dev, struct ifmap *map) { - local_info_t *local = netdev_priv(dev); + struct local_info *local = netdev_priv(dev); pr_debug("do_config(%p)\n", dev); if (map->port != 255 && map->port != dev->if_port) { @@ -1387,7 +1387,7 @@ do_config(struct net_device *dev, struct ifmap *map) static int do_open(struct net_device *dev) { - local_info_t *lp = netdev_priv(dev); + struct local_info *lp = netdev_priv(dev); struct pcmcia_device *link = lp->p_dev; dev_dbg(&link->dev, "do_open(%p)\n", dev); @@ -1421,7 +1421,7 @@ static const struct ethtool_ops netdev_ethtool_ops = { static int do_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) { - local_info_t *local = netdev_priv(dev); + struct local_info *local = netdev_priv(dev); unsigned int ioaddr = dev->base_addr; struct mii_ioctl_data *data = if_mii(rq); @@ -1453,7 +1453,7 @@ do_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) static void hardreset(struct net_device *dev) { - local_info_t *local = netdev_priv(dev); + struct local_info *local = netdev_priv(dev); unsigned int ioaddr = dev->base_addr; SelectPage(4); @@ -1470,7 +1470,7 @@ hardreset(struct net_device *dev) static void do_reset(struct net_device *dev, int full) { - local_info_t *local = netdev_priv(dev); + struct local_info *local = netdev_priv(dev); unsigned int ioaddr = dev->base_addr; unsigned value; @@ -1631,7 +1631,7 @@ do_reset(struct net_device *dev, int full) static int init_mii(struct net_device *dev) { - local_info_t *local = netdev_priv(dev); + struct local_info *local = netdev_priv(dev); unsigned int ioaddr = dev->base_addr; unsigned control, status, linkpartner; int i; @@ -1715,7 +1715,7 @@ static int do_stop(struct net_device *dev) { unsigned int ioaddr = dev->base_addr; - local_info_t *lp = netdev_priv(dev); + struct local_info *lp = netdev_priv(dev); struct pcmcia_device *link = lp->p_dev; dev_dbg(&link->dev, "do_stop(%p)\n", dev); |
