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-rw-r--r--drivers/net/ethernet/amd/au1000_eth.c48
-rw-r--r--drivers/net/ethernet/amd/au1000_eth.h2
-rw-r--r--drivers/net/ethernet/mellanox/mlx4/eq.c2
-rw-r--r--drivers/net/ethernet/mellanox/mlx4/fw.c6
-rw-r--r--drivers/net/ethernet/mellanox/mlx4/fw.h2
-rw-r--r--drivers/net/ethernet/mellanox/mlx4/main.c36
-rw-r--r--drivers/net/ethernet/mellanox/mlx4/mlx4.h4
-rw-r--r--drivers/net/ethernet/mellanox/mlx4/mr.c2
-rw-r--r--drivers/net/ethernet/mellanox/mlx4/pd.c30
-rw-r--r--drivers/net/ethernet/mellanox/mlx4/port.c72
-rw-r--r--drivers/net/ethernet/mellanox/mlx4/qp.c3
-rw-r--r--drivers/net/ethernet/mellanox/mlx4/srq.c20
12 files changed, 184 insertions, 43 deletions
diff --git a/drivers/net/ethernet/amd/au1000_eth.c b/drivers/net/ethernet/amd/au1000_eth.c
index 82386677bb8c..4865ff14bebf 100644
--- a/drivers/net/ethernet/amd/au1000_eth.c
+++ b/drivers/net/ethernet/amd/au1000_eth.c
@@ -541,19 +541,17 @@ static void au1000_reset_mac(struct net_device *dev)
* these are not descriptors sitting in memory.
*/
static void
-au1000_setup_hw_rings(struct au1000_private *aup, u32 rx_base, u32 tx_base)
+au1000_setup_hw_rings(struct au1000_private *aup, void __iomem *tx_base)
{
int i;
for (i = 0; i < NUM_RX_DMA; i++) {
- aup->rx_dma_ring[i] =
- (struct rx_dma *)
- (rx_base + sizeof(struct rx_dma)*i);
+ aup->rx_dma_ring[i] = (struct rx_dma *)
+ (tx_base + 0x100 + sizeof(struct rx_dma) * i);
}
for (i = 0; i < NUM_TX_DMA; i++) {
- aup->tx_dma_ring[i] =
- (struct tx_dma *)
- (tx_base + sizeof(struct tx_dma)*i);
+ aup->tx_dma_ring[i] = (struct tx_dma *)
+ (tx_base + sizeof(struct tx_dma) * i);
}
}
@@ -1026,7 +1024,7 @@ static int __devinit au1000_probe(struct platform_device *pdev)
struct net_device *dev = NULL;
struct db_dest *pDB, *pDBfree;
int irq, i, err = 0;
- struct resource *base, *macen;
+ struct resource *base, *macen, *macdma;
base = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (!base) {
@@ -1049,6 +1047,13 @@ static int __devinit au1000_probe(struct platform_device *pdev)
goto out;
}
+ macdma = platform_get_resource(pdev, IORESOURCE_MEM, 2);
+ if (!macdma) {
+ dev_err(&pdev->dev, "failed to retrieve MACDMA registers\n");
+ err = -ENODEV;
+ goto out;
+ }
+
if (!request_mem_region(base->start, resource_size(base),
pdev->name)) {
dev_err(&pdev->dev, "failed to request memory region for base registers\n");
@@ -1063,6 +1068,13 @@ static int __devinit au1000_probe(struct platform_device *pdev)
goto err_request;
}
+ if (!request_mem_region(macdma->start, resource_size(macdma),
+ pdev->name)) {
+ dev_err(&pdev->dev, "failed to request MACDMA memory region\n");
+ err = -ENXIO;
+ goto err_macdma;
+ }
+
dev = alloc_etherdev(sizeof(struct au1000_private));
if (!dev) {
dev_err(&pdev->dev, "alloc_etherdev failed\n");
@@ -1109,10 +1121,14 @@ static int __devinit au1000_probe(struct platform_device *pdev)
}
aup->mac_id = pdev->id;
- if (pdev->id == 0)
- au1000_setup_hw_rings(aup, MAC0_RX_DMA_ADDR, MAC0_TX_DMA_ADDR);
- else if (pdev->id == 1)
- au1000_setup_hw_rings(aup, MAC1_RX_DMA_ADDR, MAC1_TX_DMA_ADDR);
+ aup->macdma = ioremap_nocache(macdma->start, resource_size(macdma));
+ if (!aup->macdma) {
+ dev_err(&pdev->dev, "failed to ioremap MACDMA registers\n");
+ err = -ENXIO;
+ goto err_remap3;
+ }
+
+ au1000_setup_hw_rings(aup, aup->macdma);
/* set a random MAC now in case platform_data doesn't provide one */
random_ether_addr(dev->dev_addr);
@@ -1252,6 +1268,8 @@ err_out:
err_mdiobus_reg:
mdiobus_free(aup->mii_bus);
err_mdiobus_alloc:
+ iounmap(aup->macdma);
+err_remap3:
iounmap(aup->enable);
err_remap2:
iounmap(aup->mac);
@@ -1261,6 +1279,8 @@ err_remap1:
err_vaddr:
free_netdev(dev);
err_alloc:
+ release_mem_region(macdma->start, resource_size(macdma));
+err_macdma:
release_mem_region(macen->start, resource_size(macen));
err_request:
release_mem_region(base->start, resource_size(base));
@@ -1293,9 +1313,13 @@ static int __devexit au1000_remove(struct platform_device *pdev)
(NUM_TX_BUFFS + NUM_RX_BUFFS),
(void *)aup->vaddr, aup->dma_addr);
+ iounmap(aup->macdma);
iounmap(aup->mac);
iounmap(aup->enable);
+ base = platform_get_resource(pdev, IORESOURCE_MEM, 2);
+ release_mem_region(base->start, resource_size(base));
+
base = platform_get_resource(pdev, IORESOURCE_MEM, 0);
release_mem_region(base->start, resource_size(base));
diff --git a/drivers/net/ethernet/amd/au1000_eth.h b/drivers/net/ethernet/amd/au1000_eth.h
index 6229c774552c..4b7f7ad62bb8 100644
--- a/drivers/net/ethernet/amd/au1000_eth.h
+++ b/drivers/net/ethernet/amd/au1000_eth.h
@@ -124,7 +124,7 @@ struct au1000_private {
*/
struct mac_reg *mac; /* mac registers */
u32 *enable; /* address of MAC Enable Register */
-
+ void __iomem *macdma; /* base of MAC DMA port */
u32 vaddr; /* virtual address of rx/tx buffers */
dma_addr_t dma_addr; /* dma address of rx/tx buffers */
diff --git a/drivers/net/ethernet/mellanox/mlx4/eq.c b/drivers/net/ethernet/mellanox/mlx4/eq.c
index 1ad1f6029af8..869a2c220a7b 100644
--- a/drivers/net/ethernet/mellanox/mlx4/eq.c
+++ b/drivers/net/ethernet/mellanox/mlx4/eq.c
@@ -484,7 +484,7 @@ static void mlx4_free_eq(struct mlx4_dev *dev,
mlx4_mtt_cleanup(dev, &eq->mtt);
for (i = 0; i < npages; ++i)
- pci_free_consistent(dev->pdev, PAGE_SIZE,
+ dma_free_coherent(&dev->pdev->dev, PAGE_SIZE,
eq->page_list[i].buf,
eq->page_list[i].map);
diff --git a/drivers/net/ethernet/mellanox/mlx4/fw.c b/drivers/net/ethernet/mellanox/mlx4/fw.c
index ed452ddfe342..abdfbacab4a6 100644
--- a/drivers/net/ethernet/mellanox/mlx4/fw.c
+++ b/drivers/net/ethernet/mellanox/mlx4/fw.c
@@ -205,6 +205,8 @@ int mlx4_QUERY_DEV_CAP(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap)
#define QUERY_DEV_CAP_MAX_MCG_OFFSET 0x63
#define QUERY_DEV_CAP_RSVD_PD_OFFSET 0x64
#define QUERY_DEV_CAP_MAX_PD_OFFSET 0x65
+#define QUERY_DEV_CAP_RSVD_XRC_OFFSET 0x66
+#define QUERY_DEV_CAP_MAX_XRC_OFFSET 0x67
#define QUERY_DEV_CAP_MAX_COUNTERS_OFFSET 0x68
#define QUERY_DEV_CAP_RDMARC_ENTRY_SZ_OFFSET 0x80
#define QUERY_DEV_CAP_QPC_ENTRY_SZ_OFFSET 0x82
@@ -319,6 +321,10 @@ int mlx4_QUERY_DEV_CAP(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap)
dev_cap->reserved_pds = field >> 4;
MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_PD_OFFSET);
dev_cap->max_pds = 1 << (field & 0x3f);
+ MLX4_GET(field, outbox, QUERY_DEV_CAP_RSVD_XRC_OFFSET);
+ dev_cap->reserved_xrcds = field >> 4;
+ MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_PD_OFFSET);
+ dev_cap->max_xrcds = 1 << (field & 0x1f);
MLX4_GET(size, outbox, QUERY_DEV_CAP_RDMARC_ENTRY_SZ_OFFSET);
dev_cap->rdmarc_entry_sz = size;
diff --git a/drivers/net/ethernet/mellanox/mlx4/fw.h b/drivers/net/ethernet/mellanox/mlx4/fw.h
index 1e8ecc3708e2..bf5ec2286528 100644
--- a/drivers/net/ethernet/mellanox/mlx4/fw.h
+++ b/drivers/net/ethernet/mellanox/mlx4/fw.h
@@ -93,6 +93,8 @@ struct mlx4_dev_cap {
int max_mcgs;
int reserved_pds;
int max_pds;
+ int reserved_xrcds;
+ int max_xrcds;
int qpc_entry_sz;
int rdmarc_entry_sz;
int altc_entry_sz;
diff --git a/drivers/net/ethernet/mellanox/mlx4/main.c b/drivers/net/ethernet/mellanox/mlx4/main.c
index f0ee35df4dd7..94bbc85a532d 100644
--- a/drivers/net/ethernet/mellanox/mlx4/main.c
+++ b/drivers/net/ethernet/mellanox/mlx4/main.c
@@ -96,6 +96,8 @@ MODULE_PARM_DESC(log_num_mac, "Log2 max number of MACs per ETH port (1-7)");
static int log_num_vlan;
module_param_named(log_num_vlan, log_num_vlan, int, 0444);
MODULE_PARM_DESC(log_num_vlan, "Log2 max number of VLANs per ETH port (0-7)");
+/* Log2 max number of VLANs per ETH port (0-7) */
+#define MLX4_LOG_NUM_VLANS 7
static int use_prio;
module_param_named(use_prio, use_prio, bool, 0444);
@@ -220,6 +222,10 @@ static int mlx4_dev_cap(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap)
dev->caps.reserved_mrws = dev_cap->reserved_mrws;
dev->caps.reserved_uars = dev_cap->reserved_uars;
dev->caps.reserved_pds = dev_cap->reserved_pds;
+ dev->caps.reserved_xrcds = (dev->caps.flags & MLX4_DEV_CAP_FLAG_XRC) ?
+ dev_cap->reserved_xrcds : 0;
+ dev->caps.max_xrcds = (dev->caps.flags & MLX4_DEV_CAP_FLAG_XRC) ?
+ dev_cap->max_xrcds : 0;
dev->caps.mtt_entry_sz = dev->caps.mtts_per_seg * dev_cap->mtt_entry_sz;
dev->caps.max_msg_sz = dev_cap->max_msg_sz;
dev->caps.page_size_cap = ~(u32) (dev_cap->min_page_sz - 1);
@@ -230,7 +236,7 @@ static int mlx4_dev_cap(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap)
dev->caps.max_gso_sz = dev_cap->max_gso_sz;
dev->caps.log_num_macs = log_num_mac;
- dev->caps.log_num_vlans = log_num_vlan;
+ dev->caps.log_num_vlans = MLX4_LOG_NUM_VLANS;
dev->caps.log_num_prios = use_prio ? 3 : 0;
for (i = 1; i <= dev->caps.num_ports; ++i) {
@@ -912,11 +918,18 @@ static int mlx4_setup_hca(struct mlx4_dev *dev)
goto err_kar_unmap;
}
+ err = mlx4_init_xrcd_table(dev);
+ if (err) {
+ mlx4_err(dev, "Failed to initialize "
+ "reliable connection domain table, aborting.\n");
+ goto err_pd_table_free;
+ }
+
err = mlx4_init_mr_table(dev);
if (err) {
mlx4_err(dev, "Failed to initialize "
"memory region table, aborting.\n");
- goto err_pd_table_free;
+ goto err_xrcd_table_free;
}
err = mlx4_init_eq_table(dev);
@@ -998,6 +1011,13 @@ static int mlx4_setup_hca(struct mlx4_dev *dev)
"ib capabilities (%d). Continuing with "
"caps = 0\n", port, err);
dev->caps.ib_port_def_cap[port] = ib_port_default_caps;
+
+ err = mlx4_check_ext_port_caps(dev, port);
+ if (err)
+ mlx4_warn(dev, "failed to get port %d extended "
+ "port capabilities support info (%d)."
+ " Assuming not supported\n", port, err);
+
err = mlx4_SET_PORT(dev, port);
if (err) {
mlx4_err(dev, "Failed to set port %d, aborting\n",
@@ -1033,6 +1053,9 @@ err_eq_table_free:
err_mr_table_free:
mlx4_cleanup_mr_table(dev);
+err_xrcd_table_free:
+ mlx4_cleanup_xrcd_table(dev);
+
err_pd_table_free:
mlx4_cleanup_pd_table(dev);
@@ -1355,6 +1378,7 @@ err_port:
mlx4_cmd_use_polling(dev);
mlx4_cleanup_eq_table(dev);
mlx4_cleanup_mr_table(dev);
+ mlx4_cleanup_xrcd_table(dev);
mlx4_cleanup_pd_table(dev);
mlx4_cleanup_uar_table(dev);
@@ -1416,6 +1440,7 @@ static void mlx4_remove_one(struct pci_dev *pdev)
mlx4_cmd_use_polling(dev);
mlx4_cleanup_eq_table(dev);
mlx4_cleanup_mr_table(dev);
+ mlx4_cleanup_xrcd_table(dev);
mlx4_cleanup_pd_table(dev);
iounmap(priv->kar);
@@ -1489,10 +1514,9 @@ static int __init mlx4_verify_params(void)
return -1;
}
- if ((log_num_vlan < 0) || (log_num_vlan > 7)) {
- pr_warning("mlx4_core: bad num_vlan: %d\n", log_num_vlan);
- return -1;
- }
+ if (log_num_vlan != 0)
+ pr_warning("mlx4_core: log_num_vlan - obsolete module param, using %d\n",
+ MLX4_LOG_NUM_VLANS);
if ((log_mtts_per_seg < 1) || (log_mtts_per_seg > 7)) {
pr_warning("mlx4_core: bad log_mtts_per_seg: %d\n", log_mtts_per_seg);
diff --git a/drivers/net/ethernet/mellanox/mlx4/mlx4.h b/drivers/net/ethernet/mellanox/mlx4/mlx4.h
index a2fcd8402d37..5dfa68ffc11c 100644
--- a/drivers/net/ethernet/mellanox/mlx4/mlx4.h
+++ b/drivers/net/ethernet/mellanox/mlx4/mlx4.h
@@ -335,6 +335,7 @@ struct mlx4_priv {
struct mlx4_cmd cmd;
struct mlx4_bitmap pd_bitmap;
+ struct mlx4_bitmap xrcd_bitmap;
struct mlx4_uar_table uar_table;
struct mlx4_mr_table mr_table;
struct mlx4_cq_table cq_table;
@@ -384,6 +385,7 @@ int mlx4_alloc_eq_table(struct mlx4_dev *dev);
void mlx4_free_eq_table(struct mlx4_dev *dev);
int mlx4_init_pd_table(struct mlx4_dev *dev);
+int mlx4_init_xrcd_table(struct mlx4_dev *dev);
int mlx4_init_uar_table(struct mlx4_dev *dev);
int mlx4_init_mr_table(struct mlx4_dev *dev);
int mlx4_init_eq_table(struct mlx4_dev *dev);
@@ -393,6 +395,7 @@ int mlx4_init_srq_table(struct mlx4_dev *dev);
int mlx4_init_mcg_table(struct mlx4_dev *dev);
void mlx4_cleanup_pd_table(struct mlx4_dev *dev);
+void mlx4_cleanup_xrcd_table(struct mlx4_dev *dev);
void mlx4_cleanup_uar_table(struct mlx4_dev *dev);
void mlx4_cleanup_mr_table(struct mlx4_dev *dev);
void mlx4_cleanup_eq_table(struct mlx4_dev *dev);
@@ -450,6 +453,7 @@ void mlx4_init_vlan_table(struct mlx4_dev *dev, struct mlx4_vlan_table *table);
int mlx4_SET_PORT(struct mlx4_dev *dev, u8 port);
int mlx4_get_port_ib_caps(struct mlx4_dev *dev, u8 port, __be32 *caps);
+int mlx4_check_ext_port_caps(struct mlx4_dev *dev, u8 port);
int mlx4_qp_detach_common(struct mlx4_dev *dev, struct mlx4_qp *qp, u8 gid[16],
enum mlx4_protocol prot, enum mlx4_steer_type steer);
diff --git a/drivers/net/ethernet/mellanox/mlx4/mr.c b/drivers/net/ethernet/mellanox/mlx4/mr.c
index 9c188bdd7f4f..ab639cfef78e 100644
--- a/drivers/net/ethernet/mellanox/mlx4/mr.c
+++ b/drivers/net/ethernet/mellanox/mlx4/mr.c
@@ -139,7 +139,7 @@ static int mlx4_buddy_init(struct mlx4_buddy *buddy, int max_order)
buddy->bits = kzalloc((buddy->max_order + 1) * sizeof (long *),
GFP_KERNEL);
- buddy->num_free = kzalloc((buddy->max_order + 1) * sizeof (int *),
+ buddy->num_free = kcalloc((buddy->max_order + 1), sizeof *buddy->num_free,
GFP_KERNEL);
if (!buddy->bits || !buddy->num_free)
goto err_out;
diff --git a/drivers/net/ethernet/mellanox/mlx4/pd.c b/drivers/net/ethernet/mellanox/mlx4/pd.c
index 1286b886dcea..3736163e30e9 100644
--- a/drivers/net/ethernet/mellanox/mlx4/pd.c
+++ b/drivers/net/ethernet/mellanox/mlx4/pd.c
@@ -61,6 +61,24 @@ void mlx4_pd_free(struct mlx4_dev *dev, u32 pdn)
}
EXPORT_SYMBOL_GPL(mlx4_pd_free);
+int mlx4_xrcd_alloc(struct mlx4_dev *dev, u32 *xrcdn)
+{
+ struct mlx4_priv *priv = mlx4_priv(dev);
+
+ *xrcdn = mlx4_bitmap_alloc(&priv->xrcd_bitmap);
+ if (*xrcdn == -1)
+ return -ENOMEM;
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(mlx4_xrcd_alloc);
+
+void mlx4_xrcd_free(struct mlx4_dev *dev, u32 xrcdn)
+{
+ mlx4_bitmap_free(&mlx4_priv(dev)->xrcd_bitmap, xrcdn);
+}
+EXPORT_SYMBOL_GPL(mlx4_xrcd_free);
+
int mlx4_init_pd_table(struct mlx4_dev *dev)
{
struct mlx4_priv *priv = mlx4_priv(dev);
@@ -74,6 +92,18 @@ void mlx4_cleanup_pd_table(struct mlx4_dev *dev)
mlx4_bitmap_cleanup(&mlx4_priv(dev)->pd_bitmap);
}
+int mlx4_init_xrcd_table(struct mlx4_dev *dev)
+{
+ struct mlx4_priv *priv = mlx4_priv(dev);
+
+ return mlx4_bitmap_init(&priv->xrcd_bitmap, (1 << 16),
+ (1 << 16) - 1, dev->caps.reserved_xrcds + 1, 0);
+}
+
+void mlx4_cleanup_xrcd_table(struct mlx4_dev *dev)
+{
+ mlx4_bitmap_cleanup(&mlx4_priv(dev)->xrcd_bitmap);
+}
int mlx4_uar_alloc(struct mlx4_dev *dev, struct mlx4_uar *uar)
{
diff --git a/drivers/net/ethernet/mellanox/mlx4/port.c b/drivers/net/ethernet/mellanox/mlx4/port.c
index 163a314c148f..a44f080fdfe5 100644
--- a/drivers/net/ethernet/mellanox/mlx4/port.c
+++ b/drivers/net/ethernet/mellanox/mlx4/port.c
@@ -148,22 +148,26 @@ int mlx4_register_mac(struct mlx4_dev *dev, u8 port, u64 mac, int *qpn, u8 wrap)
if (dev->caps.flags & MLX4_DEV_CAP_FLAG_VEP_UC_STEER) {
err = mlx4_uc_steer_add(dev, port, mac, qpn, 1);
- if (!err) {
- entry = kmalloc(sizeof *entry, GFP_KERNEL);
- if (!entry) {
- mlx4_uc_steer_release(dev, port, mac, *qpn, 1);
- return -ENOMEM;
- }
- entry->mac = mac;
- err = radix_tree_insert(&info->mac_tree, *qpn, entry);
- if (err) {
- mlx4_uc_steer_release(dev, port, mac, *qpn, 1);
- return err;
- }
- } else
+ if (err)
return err;
+
+ entry = kmalloc(sizeof *entry, GFP_KERNEL);
+ if (!entry) {
+ mlx4_uc_steer_release(dev, port, mac, *qpn, 1);
+ return -ENOMEM;
+ }
+
+ entry->mac = mac;
+ err = radix_tree_insert(&info->mac_tree, *qpn, entry);
+ if (err) {
+ kfree(entry);
+ mlx4_uc_steer_release(dev, port, mac, *qpn, 1);
+ return err;
+ }
}
+
mlx4_dbg(dev, "Registering MAC: 0x%llx\n", (unsigned long long) mac);
+
mutex_lock(&table->mutex);
for (i = 0; i < MLX4_MAX_MAC_NUM - 1; i++) {
if (free < 0 && !table->refs[i]) {
@@ -465,6 +469,48 @@ int mlx4_get_port_ib_caps(struct mlx4_dev *dev, u8 port, __be32 *caps)
return err;
}
+int mlx4_check_ext_port_caps(struct mlx4_dev *dev, u8 port)
+{
+ struct mlx4_cmd_mailbox *inmailbox, *outmailbox;
+ u8 *inbuf, *outbuf;
+ int err, packet_error;
+
+ inmailbox = mlx4_alloc_cmd_mailbox(dev);
+ if (IS_ERR(inmailbox))
+ return PTR_ERR(inmailbox);
+
+ outmailbox = mlx4_alloc_cmd_mailbox(dev);
+ if (IS_ERR(outmailbox)) {
+ mlx4_free_cmd_mailbox(dev, inmailbox);
+ return PTR_ERR(outmailbox);
+ }
+
+ inbuf = inmailbox->buf;
+ outbuf = outmailbox->buf;
+ memset(inbuf, 0, 256);
+ memset(outbuf, 0, 256);
+ inbuf[0] = 1;
+ inbuf[1] = 1;
+ inbuf[2] = 1;
+ inbuf[3] = 1;
+
+ *(__be16 *) (&inbuf[16]) = MLX4_ATTR_EXTENDED_PORT_INFO;
+ *(__be32 *) (&inbuf[20]) = cpu_to_be32(port);
+
+ err = mlx4_cmd_box(dev, inmailbox->dma, outmailbox->dma, port, 3,
+ MLX4_CMD_MAD_IFC, MLX4_CMD_TIME_CLASS_C);
+
+ packet_error = be16_to_cpu(*(__be16 *) (outbuf + 4));
+
+ dev->caps.ext_port_cap[port] = (!err && !packet_error) ?
+ MLX_EXT_PORT_CAP_FLAG_EXTENDED_PORT_INFO
+ : 0;
+
+ mlx4_free_cmd_mailbox(dev, inmailbox);
+ mlx4_free_cmd_mailbox(dev, outmailbox);
+ return err;
+}
+
int mlx4_SET_PORT(struct mlx4_dev *dev, u8 port)
{
struct mlx4_cmd_mailbox *mailbox;
diff --git a/drivers/net/ethernet/mellanox/mlx4/qp.c b/drivers/net/ethernet/mellanox/mlx4/qp.c
index ec9350e5f21a..51c53898c35f 100644
--- a/drivers/net/ethernet/mellanox/mlx4/qp.c
+++ b/drivers/net/ethernet/mellanox/mlx4/qp.c
@@ -280,6 +280,9 @@ int mlx4_init_qp_table(struct mlx4_dev *dev)
* We reserve 2 extra QPs per port for the special QPs. The
* block of special QPs must be aligned to a multiple of 8, so
* round up.
+ *
+ * We also reserve the MSB of the 24-bit QP number to indicate
+ * that a QP is an XRC QP.
*/
dev->caps.sqp_start =
ALIGN(dev->caps.reserved_qps_cnt[MLX4_QP_REGION_FW], 8);
diff --git a/drivers/net/ethernet/mellanox/mlx4/srq.c b/drivers/net/ethernet/mellanox/mlx4/srq.c
index 3b07b80a0456..a20b141dbb5c 100644
--- a/drivers/net/ethernet/mellanox/mlx4/srq.c
+++ b/drivers/net/ethernet/mellanox/mlx4/srq.c
@@ -40,20 +40,20 @@
struct mlx4_srq_context {
__be32 state_logsize_srqn;
u8 logstride;
- u8 reserved1[3];
- u8 pg_offset;
- u8 reserved2[3];
- u32 reserved3;
+ u8 reserved1;
+ __be16 xrcd;
+ __be32 pg_offset_cqn;
+ u32 reserved2;
u8 log_page_size;
- u8 reserved4[2];
+ u8 reserved3[2];
u8 mtt_base_addr_h;
__be32 mtt_base_addr_l;
__be32 pd;
__be16 limit_watermark;
__be16 wqe_cnt;
- u16 reserved5;
+ u16 reserved4;
__be16 wqe_counter;
- u32 reserved6;
+ u32 reserved5;
__be64 db_rec_addr;
};
@@ -109,8 +109,8 @@ static int mlx4_QUERY_SRQ(struct mlx4_dev *dev, struct mlx4_cmd_mailbox *mailbox
MLX4_CMD_TIME_CLASS_A);
}
-int mlx4_srq_alloc(struct mlx4_dev *dev, u32 pdn, struct mlx4_mtt *mtt,
- u64 db_rec, struct mlx4_srq *srq)
+int mlx4_srq_alloc(struct mlx4_dev *dev, u32 pdn, u32 cqn, u16 xrcd,
+ struct mlx4_mtt *mtt, u64 db_rec, struct mlx4_srq *srq)
{
struct mlx4_srq_table *srq_table = &mlx4_priv(dev)->srq_table;
struct mlx4_cmd_mailbox *mailbox;
@@ -148,6 +148,8 @@ int mlx4_srq_alloc(struct mlx4_dev *dev, u32 pdn, struct mlx4_mtt *mtt,
srq_context->state_logsize_srqn = cpu_to_be32((ilog2(srq->max) << 24) |
srq->srqn);
srq_context->logstride = srq->wqe_shift - 4;
+ srq_context->xrcd = cpu_to_be16(xrcd);
+ srq_context->pg_offset_cqn = cpu_to_be32(cqn & 0xffffff);
srq_context->log_page_size = mtt->page_shift - MLX4_ICM_PAGE_SHIFT;
mtt_addr = mlx4_mtt_addr(dev, mtt);
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