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path: root/drivers/net/cxgb3/cxgb3_main.c
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Diffstat (limited to 'drivers/net/cxgb3/cxgb3_main.c')
-rw-r--r--drivers/net/cxgb3/cxgb3_main.c152
1 files changed, 88 insertions, 64 deletions
diff --git a/drivers/net/cxgb3/cxgb3_main.c b/drivers/net/cxgb3/cxgb3_main.c
index 17858b9a5830..538dda4422dc 100644
--- a/drivers/net/cxgb3/cxgb3_main.c
+++ b/drivers/net/cxgb3/cxgb3_main.c
@@ -37,7 +37,7 @@
#include <linux/netdevice.h>
#include <linux/etherdevice.h>
#include <linux/if_vlan.h>
-#include <linux/mii.h>
+#include <linux/mdio.h>
#include <linux/sockios.h>
#include <linux/workqueue.h>
#include <linux/proc_fs.h>
@@ -91,6 +91,8 @@ static const struct pci_device_id cxgb3_pci_tbl[] = {
CH_DEVICE(0x31, 3), /* T3B20 */
CH_DEVICE(0x32, 1), /* T3B02 */
CH_DEVICE(0x35, 6), /* T3C20-derived T3C10 */
+ CH_DEVICE(0x36, 3), /* S320E-CR */
+ CH_DEVICE(0x37, 7), /* N320E-G2 */
{0,}
};
@@ -431,40 +433,78 @@ static int init_tp_parity(struct adapter *adap)
for (i = 0; i < 16; i++) {
struct cpl_smt_write_req *req;
- skb = alloc_skb(sizeof(*req), GFP_KERNEL | __GFP_NOFAIL);
+ skb = alloc_skb(sizeof(*req), GFP_KERNEL);
+ if (!skb)
+ skb = adap->nofail_skb;
+ if (!skb)
+ goto alloc_skb_fail;
+
req = (struct cpl_smt_write_req *)__skb_put(skb, sizeof(*req));
memset(req, 0, sizeof(*req));
req->wr.wr_hi = htonl(V_WR_OP(FW_WROPCODE_FORWARD));
OPCODE_TID(req) = htonl(MK_OPCODE_TID(CPL_SMT_WRITE_REQ, i));
req->iff = i;
t3_mgmt_tx(adap, skb);
+ if (skb == adap->nofail_skb) {
+ await_mgmt_replies(adap, cnt, i + 1);
+ adap->nofail_skb = alloc_skb(sizeof(*greq), GFP_KERNEL);
+ if (!adap->nofail_skb)
+ goto alloc_skb_fail;
+ }
}
for (i = 0; i < 2048; i++) {
struct cpl_l2t_write_req *req;
- skb = alloc_skb(sizeof(*req), GFP_KERNEL | __GFP_NOFAIL);
+ skb = alloc_skb(sizeof(*req), GFP_KERNEL);
+ if (!skb)
+ skb = adap->nofail_skb;
+ if (!skb)
+ goto alloc_skb_fail;
+
req = (struct cpl_l2t_write_req *)__skb_put(skb, sizeof(*req));
memset(req, 0, sizeof(*req));
req->wr.wr_hi = htonl(V_WR_OP(FW_WROPCODE_FORWARD));
OPCODE_TID(req) = htonl(MK_OPCODE_TID(CPL_L2T_WRITE_REQ, i));
req->params = htonl(V_L2T_W_IDX(i));
t3_mgmt_tx(adap, skb);
+ if (skb == adap->nofail_skb) {
+ await_mgmt_replies(adap, cnt, 16 + i + 1);
+ adap->nofail_skb = alloc_skb(sizeof(*greq), GFP_KERNEL);
+ if (!adap->nofail_skb)
+ goto alloc_skb_fail;
+ }
}
for (i = 0; i < 2048; i++) {
struct cpl_rte_write_req *req;
- skb = alloc_skb(sizeof(*req), GFP_KERNEL | __GFP_NOFAIL);
+ skb = alloc_skb(sizeof(*req), GFP_KERNEL);
+ if (!skb)
+ skb = adap->nofail_skb;
+ if (!skb)
+ goto alloc_skb_fail;
+
req = (struct cpl_rte_write_req *)__skb_put(skb, sizeof(*req));
memset(req, 0, sizeof(*req));
req->wr.wr_hi = htonl(V_WR_OP(FW_WROPCODE_FORWARD));
OPCODE_TID(req) = htonl(MK_OPCODE_TID(CPL_RTE_WRITE_REQ, i));
req->l2t_idx = htonl(V_L2T_W_IDX(i));
t3_mgmt_tx(adap, skb);
+ if (skb == adap->nofail_skb) {
+ await_mgmt_replies(adap, cnt, 16 + 2048 + i + 1);
+ adap->nofail_skb = alloc_skb(sizeof(*greq), GFP_KERNEL);
+ if (!adap->nofail_skb)
+ goto alloc_skb_fail;
+ }
}
- skb = alloc_skb(sizeof(*greq), GFP_KERNEL | __GFP_NOFAIL);
+ skb = alloc_skb(sizeof(*greq), GFP_KERNEL);
+ if (!skb)
+ skb = adap->nofail_skb;
+ if (!skb)
+ goto alloc_skb_fail;
+
greq = (struct cpl_set_tcb_field *)__skb_put(skb, sizeof(*greq));
memset(greq, 0, sizeof(*greq));
greq->wr.wr_hi = htonl(V_WR_OP(FW_WROPCODE_FORWARD));
@@ -473,8 +513,17 @@ static int init_tp_parity(struct adapter *adap)
t3_mgmt_tx(adap, skb);
i = await_mgmt_replies(adap, cnt, 16 + 2048 + 2048 + 1);
+ if (skb == adap->nofail_skb) {
+ i = await_mgmt_replies(adap, cnt, 16 + 2048 + 2048 + 1);
+ adap->nofail_skb = alloc_skb(sizeof(*greq), GFP_KERNEL);
+ }
+
t3_tp_set_offload_mode(adap, 0);
return i;
+
+alloc_skb_fail:
+ t3_tp_set_offload_mode(adap, 0);
+ return -ENOMEM;
}
/**
@@ -869,7 +918,12 @@ static int send_pktsched_cmd(struct adapter *adap, int sched, int qidx, int lo,
struct mngt_pktsched_wr *req;
int ret;
- skb = alloc_skb(sizeof(*req), GFP_KERNEL | __GFP_NOFAIL);
+ skb = alloc_skb(sizeof(*req), GFP_KERNEL);
+ if (!skb)
+ skb = adap->nofail_skb;
+ if (!skb)
+ return -ENOMEM;
+
req = (struct mngt_pktsched_wr *)skb_put(skb, sizeof(*req));
req->wr_hi = htonl(V_WR_OP(FW_WROPCODE_MNGT));
req->mngt_opcode = FW_MNGTOPCODE_PKTSCHED_SET;
@@ -879,6 +933,12 @@ static int send_pktsched_cmd(struct adapter *adap, int sched, int qidx, int lo,
req->max = hi;
req->binding = port;
ret = t3_mgmt_tx(adap, skb);
+ if (skb == adap->nofail_skb) {
+ adap->nofail_skb = alloc_skb(sizeof(struct cpl_set_tcb_field),
+ GFP_KERNEL);
+ if (!adap->nofail_skb)
+ ret = -ENOMEM;
+ }
return ret;
}
@@ -1593,7 +1653,7 @@ static int get_settings(struct net_device *dev, struct ethtool_cmd *cmd)
}
cmd->port = (cmd->supported & SUPPORTED_TP) ? PORT_TP : PORT_FIBRE;
- cmd->phy_address = p->phy.addr;
+ cmd->phy_address = p->phy.mdio.prtad;
cmd->transceiver = XCVR_EXTERNAL;
cmd->autoneg = p->link_config.autoneg;
cmd->maxtxpkt = 0;
@@ -2308,70 +2368,25 @@ static int cxgb_ioctl(struct net_device *dev, struct ifreq *req, int cmd)
struct mii_ioctl_data *data = if_mii(req);
struct port_info *pi = netdev_priv(dev);
struct adapter *adapter = pi->adapter;
- int ret, mmd;
switch (cmd) {
- case SIOCGMIIPHY:
- data->phy_id = pi->phy.addr;
+ case SIOCGMIIREG:
+ case SIOCSMIIREG:
+ /* Convert phy_id from older PRTAD/DEVAD format */
+ if (is_10G(adapter) &&
+ !mdio_phy_id_is_c45(data->phy_id) &&
+ (data->phy_id & 0x1f00) &&
+ !(data->phy_id & 0xe0e0))
+ data->phy_id = mdio_phy_id_c45(data->phy_id >> 8,
+ data->phy_id & 0x1f);
/* FALLTHRU */
- case SIOCGMIIREG:{
- u32 val;
- struct cphy *phy = &pi->phy;
-
- if (!phy->mdio_read)
- return -EOPNOTSUPP;
- if (is_10G(adapter)) {
- mmd = data->phy_id >> 8;
- if (!mmd)
- mmd = MDIO_DEV_PCS;
- else if (mmd > MDIO_DEV_VEND2)
- return -EINVAL;
-
- ret =
- phy->mdio_read(adapter, data->phy_id & 0x1f,
- mmd, data->reg_num, &val);
- } else
- ret =
- phy->mdio_read(adapter, data->phy_id & 0x1f,
- 0, data->reg_num & 0x1f,
- &val);
- if (!ret)
- data->val_out = val;
- break;
- }
- case SIOCSMIIREG:{
- struct cphy *phy = &pi->phy;
-
- if (!capable(CAP_NET_ADMIN))
- return -EPERM;
- if (!phy->mdio_write)
- return -EOPNOTSUPP;
- if (is_10G(adapter)) {
- mmd = data->phy_id >> 8;
- if (!mmd)
- mmd = MDIO_DEV_PCS;
- else if (mmd > MDIO_DEV_VEND2)
- return -EINVAL;
-
- ret =
- phy->mdio_write(adapter,
- data->phy_id & 0x1f, mmd,
- data->reg_num,
- data->val_in);
- } else
- ret =
- phy->mdio_write(adapter,
- data->phy_id & 0x1f, 0,
- data->reg_num & 0x1f,
- data->val_in);
- break;
- }
+ case SIOCGMIIPHY:
+ return mdio_mii_ioctl(&pi->phy.mdio, data, cmd);
case SIOCCHIOCTL:
return cxgb_extension_ioctl(dev, req->ifr_data);
default:
return -EOPNOTSUPP;
}
- return ret;
}
static int cxgb_change_mtu(struct net_device *dev, int new_mtu)
@@ -3063,6 +3078,14 @@ static int __devinit init_one(struct pci_dev *pdev,
goto out_disable_device;
}
+ adapter->nofail_skb =
+ alloc_skb(sizeof(struct cpl_set_tcb_field), GFP_KERNEL);
+ if (!adapter->nofail_skb) {
+ dev_err(&pdev->dev, "cannot allocate nofail buffer\n");
+ err = -ENOMEM;
+ goto out_free_adapter;
+ }
+
adapter->regs = ioremap_nocache(mmio_start, mmio_len);
if (!adapter->regs) {
dev_err(&pdev->dev, "cannot map device registers\n");
@@ -3106,7 +3129,6 @@ static int __devinit init_one(struct pci_dev *pdev,
netdev->mem_start = mmio_start;
netdev->mem_end = mmio_start + mmio_len - 1;
netdev->features |= NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_TSO;
- netdev->features |= NETIF_F_LLTX;
netdev->features |= NETIF_F_GRO;
if (pci_using_dac)
netdev->features |= NETIF_F_HIGHDMA;
@@ -3220,6 +3242,8 @@ static void __devexit remove_one(struct pci_dev *pdev)
free_netdev(adapter->port[i]);
iounmap(adapter->regs);
+ if (adapter->nofail_skb)
+ kfree_skb(adapter->nofail_skb);
kfree(adapter);
pci_release_regions(pdev);
pci_disable_device(pdev);
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.