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path: root/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
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Diffstat (limited to 'drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c')
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c150
1 files changed, 114 insertions, 36 deletions
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
index 97e892511666..20fe6a8c35c1 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
@@ -772,6 +772,11 @@ void bnx2x_fw_dump_lvl(struct bnx2x *bp, const char *lvl)
(bp->common.bc_ver & 0xff00) >> 8,
(bp->common.bc_ver & 0xff));
+ if (pci_channel_offline(bp->pdev)) {
+ BNX2X_ERR("Cannot dump MCP info while in PCI error\n");
+ return;
+ }
+
val = REG_RD(bp, MCP_REG_MCPR_CPU_PROGRAM_COUNTER);
if (val == REG_RD(bp, MCP_REG_MCPR_CPU_PROGRAM_COUNTER))
BNX2X_ERR("%s" "MCP PC at 0x%x\n", lvl, val);
@@ -9415,10 +9420,16 @@ unload_error:
/* Release IRQs */
bnx2x_free_irq(bp);
- /* Reset the chip */
- rc = bnx2x_reset_hw(bp, reset_code);
- if (rc)
- BNX2X_ERR("HW_RESET failed\n");
+ /* Reset the chip, unless PCI function is offline. If we reach this
+ * point following a PCI error handling, it means device is really
+ * in a bad state and we're about to remove it, so reset the chip
+ * is not a good idea.
+ */
+ if (!pci_channel_offline(bp->pdev)) {
+ rc = bnx2x_reset_hw(bp, reset_code);
+ if (rc)
+ BNX2X_ERR("HW_RESET failed\n");
+ }
/* Report UNLOAD_DONE to MCP */
bnx2x_send_unload_done(bp, keep_link);
@@ -12552,41 +12563,64 @@ static int bnx2x_close(struct net_device *dev)
return 0;
}
+struct bnx2x_mcast_list_elem_group
+{
+ struct list_head mcast_group_link;
+ struct bnx2x_mcast_list_elem mcast_elems[];
+};
+
+#define MCAST_ELEMS_PER_PG \
+ ((PAGE_SIZE - sizeof(struct bnx2x_mcast_list_elem_group)) / \
+ sizeof(struct bnx2x_mcast_list_elem))
+
+static void bnx2x_free_mcast_macs_list(struct list_head *mcast_group_list)
+{
+ struct bnx2x_mcast_list_elem_group *current_mcast_group;
+
+ while (!list_empty(mcast_group_list)) {
+ current_mcast_group = list_first_entry(mcast_group_list,
+ struct bnx2x_mcast_list_elem_group,
+ mcast_group_link);
+ list_del(&current_mcast_group->mcast_group_link);
+ free_page((unsigned long)current_mcast_group);
+ }
+}
+
static int bnx2x_init_mcast_macs_list(struct bnx2x *bp,
- struct bnx2x_mcast_ramrod_params *p)
+ struct bnx2x_mcast_ramrod_params *p,
+ struct list_head *mcast_group_list)
{
- int mc_count = netdev_mc_count(bp->dev);
- struct bnx2x_mcast_list_elem *mc_mac =
- kcalloc(mc_count, sizeof(*mc_mac), GFP_ATOMIC);
+ struct bnx2x_mcast_list_elem *mc_mac;
struct netdev_hw_addr *ha;
-
- if (!mc_mac)
- return -ENOMEM;
+ struct bnx2x_mcast_list_elem_group *current_mcast_group = NULL;
+ int mc_count = netdev_mc_count(bp->dev);
+ int offset = 0;
INIT_LIST_HEAD(&p->mcast_list);
-
netdev_for_each_mc_addr(ha, bp->dev) {
+ if (!offset) {
+ current_mcast_group =
+ (struct bnx2x_mcast_list_elem_group *)
+ __get_free_page(GFP_ATOMIC);
+ if (!current_mcast_group) {
+ bnx2x_free_mcast_macs_list(mcast_group_list);
+ BNX2X_ERR("Failed to allocate mc MAC list\n");
+ return -ENOMEM;
+ }
+ list_add(&current_mcast_group->mcast_group_link,
+ mcast_group_list);
+ }
+ mc_mac = &current_mcast_group->mcast_elems[offset];
mc_mac->mac = bnx2x_mc_addr(ha);
list_add_tail(&mc_mac->link, &p->mcast_list);
- mc_mac++;
+ offset++;
+ if (offset == MCAST_ELEMS_PER_PG)
+ offset = 0;
}
-
p->mcast_list_len = mc_count;
-
return 0;
}
-static void bnx2x_free_mcast_macs_list(
- struct bnx2x_mcast_ramrod_params *p)
-{
- struct bnx2x_mcast_list_elem *mc_mac =
- list_first_entry(&p->mcast_list, struct bnx2x_mcast_list_elem,
- link);
-
- WARN_ON(!mc_mac);
- kfree(mc_mac);
-}
-
/**
* bnx2x_set_uc_list - configure a new unicast MACs list.
*
@@ -12632,8 +12666,9 @@ static int bnx2x_set_uc_list(struct bnx2x *bp)
BNX2X_UC_LIST_MAC, &ramrod_flags);
}
-static int bnx2x_set_mc_list(struct bnx2x *bp)
+static int bnx2x_set_mc_list_e1x(struct bnx2x *bp)
{
+ LIST_HEAD(mcast_group_list);
struct net_device *dev = bp->dev;
struct bnx2x_mcast_ramrod_params rparam = {NULL};
int rc = 0;
@@ -12649,12 +12684,9 @@ static int bnx2x_set_mc_list(struct bnx2x *bp)
/* then, configure a new MACs list */
if (netdev_mc_count(dev)) {
- rc = bnx2x_init_mcast_macs_list(bp, &rparam);
- if (rc) {
- BNX2X_ERR("Failed to create multicast MACs list: %d\n",
- rc);
+ rc = bnx2x_init_mcast_macs_list(bp, &rparam, &mcast_group_list);
+ if (rc)
return rc;
- }
/* Now add the new MACs */
rc = bnx2x_config_mcast(bp, &rparam,
@@ -12663,7 +12695,44 @@ static int bnx2x_set_mc_list(struct bnx2x *bp)
BNX2X_ERR("Failed to set a new multicast configuration: %d\n",
rc);
- bnx2x_free_mcast_macs_list(&rparam);
+ bnx2x_free_mcast_macs_list(&mcast_group_list);
+ }
+
+ return rc;
+}
+
+static int bnx2x_set_mc_list(struct bnx2x *bp)
+{
+ LIST_HEAD(mcast_group_list);
+ struct bnx2x_mcast_ramrod_params rparam = {NULL};
+ struct net_device *dev = bp->dev;
+ int rc = 0;
+
+ /* On older adapters, we need to flush and re-add filters */
+ if (CHIP_IS_E1x(bp))
+ return bnx2x_set_mc_list_e1x(bp);
+
+ rparam.mcast_obj = &bp->mcast_obj;
+
+ if (netdev_mc_count(dev)) {
+ rc = bnx2x_init_mcast_macs_list(bp, &rparam, &mcast_group_list);
+ if (rc)
+ return rc;
+
+ /* Override the curently configured set of mc filters */
+ rc = bnx2x_config_mcast(bp, &rparam,
+ BNX2X_MCAST_CMD_SET);
+ if (rc < 0)
+ BNX2X_ERR("Failed to set a new multicast configuration: %d\n",
+ rc);
+
+ bnx2x_free_mcast_macs_list(&mcast_group_list);
+ } else {
+ /* If no mc addresses are required, flush the configuration */
+ rc = bnx2x_config_mcast(bp, &rparam, BNX2X_MCAST_CMD_DEL);
+ if (rc)
+ BNX2X_ERR("Failed to clear multicast configuration %d\n",
+ rc);
}
return rc;
@@ -13203,13 +13272,22 @@ static int bnx2x_init_dev(struct bnx2x *bp, struct pci_dev *pdev,
NETIF_F_RXCSUM | NETIF_F_LRO | NETIF_F_GRO |
NETIF_F_RXHASH | NETIF_F_HW_VLAN_CTAG_TX;
if (!chip_is_e1x) {
- dev->hw_features |= NETIF_F_GSO_GRE | NETIF_F_GSO_UDP_TUNNEL |
- NETIF_F_GSO_IPXIP4;
+ dev->hw_features |= NETIF_F_GSO_GRE | NETIF_F_GSO_GRE_CSUM |
+ NETIF_F_GSO_IPXIP4 |
+ NETIF_F_GSO_UDP_TUNNEL |
+ NETIF_F_GSO_UDP_TUNNEL_CSUM |
+ NETIF_F_GSO_PARTIAL;
+
dev->hw_enc_features =
NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM | NETIF_F_SG |
NETIF_F_TSO | NETIF_F_TSO_ECN | NETIF_F_TSO6 |
NETIF_F_GSO_IPXIP4 |
- NETIF_F_GSO_GRE | NETIF_F_GSO_UDP_TUNNEL;
+ NETIF_F_GSO_GRE | NETIF_F_GSO_GRE_CSUM |
+ NETIF_F_GSO_UDP_TUNNEL | NETIF_F_GSO_UDP_TUNNEL_CSUM |
+ NETIF_F_GSO_PARTIAL;
+
+ dev->gso_partial_features = NETIF_F_GSO_GRE_CSUM |
+ NETIF_F_GSO_UDP_TUNNEL_CSUM;
}
dev->vlan_features = NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM |
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