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-rw-r--r--drivers/net/sfc/efx.c76
-rw-r--r--drivers/net/sfc/efx.h9
-rw-r--r--drivers/net/sfc/ethtool.c3
-rw-r--r--drivers/net/sfc/falcon.c56
-rw-r--r--drivers/net/sfc/mdio_10g.c191
-rw-r--r--drivers/net/sfc/mdio_10g.h3
-rw-r--r--drivers/net/sfc/net_driver.h9
-rw-r--r--drivers/net/sfc/phy.h1
-rw-r--r--drivers/net/sfc/selftest.c7
-rw-r--r--drivers/net/sfc/sfe4001.c42
-rw-r--r--drivers/net/sfc/tenxpress.c213
-rw-r--r--drivers/net/sfc/workarounds.h12
12 files changed, 303 insertions, 319 deletions
diff --git a/drivers/net/sfc/efx.c b/drivers/net/sfc/efx.c
index 7673fd92eaf..847e9bb0098 100644
--- a/drivers/net/sfc/efx.c
+++ b/drivers/net/sfc/efx.c
@@ -676,9 +676,8 @@ static int efx_init_port(struct efx_nic *efx)
rc = efx->phy_op->init(efx);
if (rc)
return rc;
- efx->phy_op->reconfigure(efx);
-
mutex_lock(&efx->mac_lock);
+ efx->phy_op->reconfigure(efx);
rc = falcon_switch_mac(efx);
mutex_unlock(&efx->mac_lock);
if (rc)
@@ -686,7 +685,7 @@ static int efx_init_port(struct efx_nic *efx)
efx->mac_op->reconfigure(efx);
efx->port_initialized = true;
- efx->stats_enabled = true;
+ efx_stats_enable(efx);
return 0;
fail:
@@ -735,6 +734,7 @@ static void efx_fini_port(struct efx_nic *efx)
if (!efx->port_initialized)
return;
+ efx_stats_disable(efx);
efx->phy_op->fini(efx);
efx->port_initialized = false;
@@ -854,20 +854,27 @@ static void efx_fini_io(struct efx_nic *efx)
* interrupts across them. */
static int efx_wanted_rx_queues(void)
{
- cpumask_t core_mask;
+ cpumask_var_t core_mask;
int count;
int cpu;
- cpus_clear(core_mask);
+ if (!alloc_cpumask_var(&core_mask, GFP_KERNEL)) {
+ printk(KERN_WARNING
+ "efx.c: allocation failure, irq balancing hobbled\n");
+ return 1;
+ }
+
+ cpumask_clear(core_mask);
count = 0;
for_each_online_cpu(cpu) {
- if (!cpu_isset(cpu, core_mask)) {
+ if (!cpumask_test_cpu(cpu, core_mask)) {
++count;
- cpus_or(core_mask, core_mask,
- topology_core_siblings(cpu));
+ cpumask_or(core_mask, core_mask,
+ topology_core_cpumask(cpu));
}
}
+ free_cpumask_var(core_mask);
return count;
}
@@ -1361,6 +1368,20 @@ static int efx_net_stop(struct net_device *net_dev)
return 0;
}
+void efx_stats_disable(struct efx_nic *efx)
+{
+ spin_lock(&efx->stats_lock);
+ ++efx->stats_disable_count;
+ spin_unlock(&efx->stats_lock);
+}
+
+void efx_stats_enable(struct efx_nic *efx)
+{
+ spin_lock(&efx->stats_lock);
+ --efx->stats_disable_count;
+ spin_unlock(&efx->stats_lock);
+}
+
/* Context: process, dev_base_lock or RTNL held, non-blocking. */
static struct net_device_stats *efx_net_stats(struct net_device *net_dev)
{
@@ -1369,12 +1390,12 @@ static struct net_device_stats *efx_net_stats(struct net_device *net_dev)
struct net_device_stats *stats = &net_dev->stats;
/* Update stats if possible, but do not wait if another thread
- * is updating them (or resetting the NIC); slightly stale
- * stats are acceptable.
+ * is updating them or if MAC stats fetches are temporarily
+ * disabled; slightly stale stats are acceptable.
*/
if (!spin_trylock(&efx->stats_lock))
return stats;
- if (efx->stats_enabled) {
+ if (!efx->stats_disable_count) {
efx->mac_op->update_stats(efx);
falcon_update_nic_stats(efx);
}
@@ -1622,16 +1643,12 @@ static void efx_unregister_netdev(struct efx_nic *efx)
/* Tears down the entire software state and most of the hardware state
* before reset. */
-void efx_reset_down(struct efx_nic *efx, struct ethtool_cmd *ecmd)
+void efx_reset_down(struct efx_nic *efx, enum reset_type method,
+ struct ethtool_cmd *ecmd)
{
EFX_ASSERT_RESET_SERIALISED(efx);
- /* The net_dev->get_stats handler is quite slow, and will fail
- * if a fetch is pending over reset. Serialise against it. */
- spin_lock(&efx->stats_lock);
- efx->stats_enabled = false;
- spin_unlock(&efx->stats_lock);
-
+ efx_stats_disable(efx);
efx_stop_all(efx);
mutex_lock(&efx->mac_lock);
mutex_lock(&efx->spi_lock);
@@ -1639,6 +1656,8 @@ void efx_reset_down(struct efx_nic *efx, struct ethtool_cmd *ecmd)
efx->phy_op->get_settings(efx, ecmd);
efx_fini_channels(efx);
+ if (efx->port_initialized && method != RESET_TYPE_INVISIBLE)
+ efx->phy_op->fini(efx);
}
/* This function will always ensure that the locks acquired in
@@ -1646,7 +1665,8 @@ void efx_reset_down(struct efx_nic *efx, struct ethtool_cmd *ecmd)
* that we were unable to reinitialise the hardware, and the
* driver should be disabled. If ok is false, then the rx and tx
* engines are not restarted, pending a RESET_DISABLE. */
-int efx_reset_up(struct efx_nic *efx, struct ethtool_cmd *ecmd, bool ok)
+int efx_reset_up(struct efx_nic *efx, enum reset_type method,
+ struct ethtool_cmd *ecmd, bool ok)
{
int rc;
@@ -1658,6 +1678,15 @@ int efx_reset_up(struct efx_nic *efx, struct ethtool_cmd *ecmd, bool ok)
ok = false;
}
+ if (efx->port_initialized && method != RESET_TYPE_INVISIBLE) {
+ if (ok) {
+ rc = efx->phy_op->init(efx);
+ if (rc)
+ ok = false;
+ } else
+ efx->port_initialized = false;
+ }
+
if (ok) {
efx_init_channels(efx);
@@ -1670,7 +1699,7 @@ int efx_reset_up(struct efx_nic *efx, struct ethtool_cmd *ecmd, bool ok)
if (ok) {
efx_start_all(efx);
- efx->stats_enabled = true;
+ efx_stats_enable(efx);
}
return rc;
}
@@ -1702,7 +1731,7 @@ static int efx_reset(struct efx_nic *efx)
EFX_INFO(efx, "resetting (%d)\n", method);
- efx_reset_down(efx, &ecmd);
+ efx_reset_down(efx, method, &ecmd);
rc = falcon_reset_hw(efx, method);
if (rc) {
@@ -1721,10 +1750,10 @@ static int efx_reset(struct efx_nic *efx)
/* Leave device stopped if necessary */
if (method == RESET_TYPE_DISABLE) {
- efx_reset_up(efx, &ecmd, false);
+ efx_reset_up(efx, method, &ecmd, false);
rc = -EIO;
} else {
- rc = efx_reset_up(efx, &ecmd, true);
+ rc = efx_reset_up(efx, method, &ecmd, true);
}
out_disable:
@@ -1876,6 +1905,7 @@ static int efx_init_struct(struct efx_nic *efx, struct efx_nic_type *type,
efx->rx_checksum_enabled = true;
spin_lock_init(&efx->netif_stop_lock);
spin_lock_init(&efx->stats_lock);
+ efx->stats_disable_count = 1;
mutex_init(&efx->mac_lock);
efx->mac_op = &efx_dummy_mac_operations;
efx->phy_op = &efx_dummy_phy_operations;
diff --git a/drivers/net/sfc/efx.h b/drivers/net/sfc/efx.h
index 0dd7a532c78..55d0f131b0e 100644
--- a/drivers/net/sfc/efx.h
+++ b/drivers/net/sfc/efx.h
@@ -36,13 +36,16 @@ extern void efx_process_channel_now(struct efx_channel *channel);
extern void efx_flush_queues(struct efx_nic *efx);
/* Ports */
+extern void efx_stats_disable(struct efx_nic *efx);
+extern void efx_stats_enable(struct efx_nic *efx);
extern void efx_reconfigure_port(struct efx_nic *efx);
extern void __efx_reconfigure_port(struct efx_nic *efx);
/* Reset handling */
-extern void efx_reset_down(struct efx_nic *efx, struct ethtool_cmd *ecmd);
-extern int efx_reset_up(struct efx_nic *efx, struct ethtool_cmd *ecmd,
- bool ok);
+extern void efx_reset_down(struct efx_nic *efx, enum reset_type method,
+ struct ethtool_cmd *ecmd);
+extern int efx_reset_up(struct efx_nic *efx, enum reset_type method,
+ struct ethtool_cmd *ecmd, bool ok);
/* Global */
extern void efx_schedule_reset(struct efx_nic *efx, enum reset_type type);
diff --git a/drivers/net/sfc/ethtool.c b/drivers/net/sfc/ethtool.c
index 53d259e9018..7b5924c039b 100644
--- a/drivers/net/sfc/ethtool.c
+++ b/drivers/net/sfc/ethtool.c
@@ -219,9 +219,6 @@ int efx_ethtool_set_settings(struct net_device *net_dev,
struct efx_nic *efx = netdev_priv(net_dev);
int rc;
- if (EFX_WORKAROUND_13963(efx) && !ecmd->autoneg)
- return -EINVAL;
-
/* Falcon GMAC does not support 1000Mbps HD */
if (ecmd->speed == SPEED_1000 && ecmd->duplex != DUPLEX_FULL) {
EFX_LOG(efx, "rejecting unsupported 1000Mbps HD"
diff --git a/drivers/net/sfc/falcon.c b/drivers/net/sfc/falcon.c
index 5b9f2d9cc4e..064307c2277 100644
--- a/drivers/net/sfc/falcon.c
+++ b/drivers/net/sfc/falcon.c
@@ -338,10 +338,10 @@ static int falcon_alloc_special_buffer(struct efx_nic *efx,
nic_data->next_buffer_table += buffer->entries;
EFX_LOG(efx, "allocating special buffers %d-%d at %llx+%x "
- "(virt %p phys %lx)\n", buffer->index,
+ "(virt %p phys %llx)\n", buffer->index,
buffer->index + buffer->entries - 1,
- (unsigned long long)buffer->dma_addr, len,
- buffer->addr, virt_to_phys(buffer->addr));
+ (u64)buffer->dma_addr, len,
+ buffer->addr, (u64)virt_to_phys(buffer->addr));
return 0;
}
@@ -353,10 +353,10 @@ static void falcon_free_special_buffer(struct efx_nic *efx,
return;
EFX_LOG(efx, "deallocating special buffers %d-%d at %llx+%x "
- "(virt %p phys %lx)\n", buffer->index,
+ "(virt %p phys %llx)\n", buffer->index,
buffer->index + buffer->entries - 1,
- (unsigned long long)buffer->dma_addr, buffer->len,
- buffer->addr, virt_to_phys(buffer->addr));
+ (u64)buffer->dma_addr, buffer->len,
+ buffer->addr, (u64)virt_to_phys(buffer->addr));
pci_free_consistent(efx->pci_dev, buffer->len, buffer->addr,
buffer->dma_addr);
@@ -824,10 +824,6 @@ static void falcon_handle_rx_not_ok(struct efx_rx_queue *rx_queue,
rx_ev_pause_frm ? " [PAUSE]" : "");
}
#endif
-
- if (unlikely(rx_ev_eth_crc_err && EFX_WORKAROUND_10750(efx) &&
- efx->phy_type == PHY_TYPE_SFX7101))
- tenxpress_crc_err(efx);
}
/* Handle receive events that are not in-order. */
@@ -1887,7 +1883,7 @@ static int falcon_reset_macs(struct efx_nic *efx)
/* MAC stats will fail whilst the TX fifo is draining. Serialise
* the drain sequence with the statistics fetch */
- spin_lock(&efx->stats_lock);
+ efx_stats_disable(efx);
falcon_read(efx, &reg, MAC0_CTRL_REG_KER);
EFX_SET_OWORD_FIELD(reg, TXFIFO_DRAIN_EN_B0, 1);
@@ -1917,7 +1913,7 @@ static int falcon_reset_macs(struct efx_nic *efx)
udelay(10);
}
- spin_unlock(&efx->stats_lock);
+ efx_stats_enable(efx);
/* If we've reset the EM block and the link is up, then
* we'll have to kick the XAUI link so the PHY can recover */
@@ -2277,6 +2273,10 @@ int falcon_switch_mac(struct efx_nic *efx)
struct efx_mac_operations *old_mac_op = efx->mac_op;
efx_oword_t nic_stat;
unsigned strap_val;
+ int rc = 0;
+
+ /* Don't try to fetch MAC stats while we're switching MACs */
+ efx_stats_disable(efx);
/* Internal loopbacks override the phy speed setting */
if (efx->loopback_mode == LOOPBACK_GMAC) {
@@ -2287,16 +2287,12 @@ int falcon_switch_mac(struct efx_nic *efx)
efx->link_fd = true;
}
+ WARN_ON(!mutex_is_locked(&efx->mac_lock));
efx->mac_op = (EFX_IS10G(efx) ?
&falcon_xmac_operations : &falcon_gmac_operations);
- if (old_mac_op == efx->mac_op)
- return 0;
-
- WARN_ON(!mutex_is_locked(&efx->mac_lock));
-
- /* Not all macs support a mac-level link state */
- efx->mac_up = true;
+ /* Always push the NIC_STAT_REG setting even if the mac hasn't
+ * changed, because this function is run post online reset */
falcon_read(efx, &nic_stat, NIC_STAT_REG);
strap_val = EFX_IS10G(efx) ? 5 : 3;
if (falcon_rev(efx) >= FALCON_REV_B0) {
@@ -2309,9 +2305,17 @@ int falcon_switch_mac(struct efx_nic *efx)
BUG_ON(EFX_OWORD_FIELD(nic_stat, STRAP_PINS) != strap_val);
}
+ if (old_mac_op == efx->mac_op)
+ goto out;
EFX_LOG(efx, "selected %cMAC\n", EFX_IS10G(efx) ? 'X' : 'G');
- return falcon_reset_macs(efx);
+ /* Not all macs support a mac-level link state */
+ efx->mac_up = true;
+
+ rc = falcon_reset_macs(efx);
+out:
+ efx_stats_enable(efx);
+ return rc;
}
/* This call is responsible for hooking in the MAC and PHY operations */
@@ -2339,10 +2343,10 @@ int falcon_probe_port(struct efx_nic *efx)
FALCON_MAC_STATS_SIZE);
if (rc)
return rc;
- EFX_LOG(efx, "stats buffer at %llx (virt %p phys %lx)\n",
- (unsigned long long)efx->stats_buffer.dma_addr,
+ EFX_LOG(efx, "stats buffer at %llx (virt %p phys %llx)\n",
+ (u64)efx->stats_buffer.dma_addr,
efx->stats_buffer.addr,
- virt_to_phys(efx->stats_buffer.addr));
+ (u64)virt_to_phys(efx->stats_buffer.addr));
return 0;
}
@@ -2917,9 +2921,9 @@ int falcon_probe_nic(struct efx_nic *efx)
goto fail4;
BUG_ON(efx->irq_status.dma_addr & 0x0f);
- EFX_LOG(efx, "INT_KER at %llx (virt %p phys %lx)\n",
- (unsigned long long)efx->irq_status.dma_addr,
- efx->irq_status.addr, virt_to_phys(efx->irq_status.addr));
+ EFX_LOG(efx, "INT_KER at %llx (virt %p phys %llx)\n",
+ (u64)efx->irq_status.dma_addr,
+ efx->irq_status.addr, (u64)virt_to_phys(efx->irq_status.addr));
falcon_probe_spi_devices(efx);
diff --git a/drivers/net/sfc/mdio_10g.c b/drivers/net/sfc/mdio_10g.c
index f6a16428113..f9e2f95c3b4 100644
--- a/drivers/net/sfc/mdio_10g.c
+++ b/drivers/net/sfc/mdio_10g.c
@@ -15,6 +15,7 @@
#include "net_driver.h"
#include "mdio_10g.h"
#include "boards.h"
+#include "workarounds.h"
int mdio_clause45_reset_mmd(struct efx_nic *port, int mmd,
int spins, int spintime)
@@ -179,17 +180,12 @@ bool mdio_clause45_links_ok(struct efx_nic *efx, unsigned int mmd_mask)
return false;
else if (efx_phy_mode_disabled(efx->phy_mode))
return false;
- else if (efx->loopback_mode == LOOPBACK_PHYXS) {
+ else if (efx->loopback_mode == LOOPBACK_PHYXS)
mmd_mask &= ~(MDIO_MMDREG_DEVS_PHYXS |
MDIO_MMDREG_DEVS_PCS |
MDIO_MMDREG_DEVS_PMAPMD |
MDIO_MMDREG_DEVS_AN);
- if (!mmd_mask) {
- reg = mdio_clause45_read(efx, phy_id, MDIO_MMD_PHYXS,
- MDIO_PHYXS_STATUS2);
- return !(reg & (1 << MDIO_PHYXS_STATUS2_RX_FAULT_LBN));
- }
- } else if (efx->loopback_mode == LOOPBACK_PCS)
+ else if (efx->loopback_mode == LOOPBACK_PCS)
mmd_mask &= ~(MDIO_MMDREG_DEVS_PCS |
MDIO_MMDREG_DEVS_PMAPMD |
MDIO_MMDREG_DEVS_AN);
@@ -197,6 +193,13 @@ bool mdio_clause45_links_ok(struct efx_nic *efx, unsigned int mmd_mask)
mmd_mask &= ~(MDIO_MMDREG_DEVS_PMAPMD |
MDIO_MMDREG_DEVS_AN);
+ if (!mmd_mask) {
+ /* Use presence of XGMII faults in leui of link state */
+ reg = mdio_clause45_read(efx, phy_id, MDIO_MMD_PHYXS,
+ MDIO_PHYXS_STATUS2);
+ return !(reg & (1 << MDIO_PHYXS_STATUS2_RX_FAULT_LBN));
+ }
+
while (mmd_mask) {
if (mmd_mask & 1) {
/* Double reads because link state is latched, and a
@@ -263,7 +266,7 @@ void mdio_clause45_set_mmds_lpower(struct efx_nic *efx,
}
}
-static u32 mdio_clause45_get_an(struct efx_nic *efx, u16 addr, u32 xnp)
+static u32 mdio_clause45_get_an(struct efx_nic *efx, u16 addr)
{
int phy_id = efx->mii.phy_id;
u32 result = 0;
@@ -278,9 +281,6 @@ static u32 mdio_clause45_get_an(struct efx_nic *efx, u16 addr, u32 xnp)
result |= ADVERTISED_100baseT_Half;
if (reg & ADVERTISE_100FULL)
result |= ADVERTISED_100baseT_Full;
- if (reg & LPA_RESV)
- result |= xnp;
-
return result;
}
@@ -310,7 +310,7 @@ void mdio_clause45_get_settings(struct efx_nic *efx,
*/
void mdio_clause45_get_settings_ext(struct efx_nic *efx,
struct ethtool_cmd *ecmd,
- u32 xnp, u32 xnp_lpa)
+ u32 npage_adv, u32 npage_lpa)
{
int phy_id = efx->mii.phy_id;
int reg;
@@ -361,8 +361,8 @@ void mdio_clause45_get_settings_ext(struct efx_nic *efx,
ecmd->autoneg = AUTONEG_ENABLE;
ecmd->advertising |=
ADVERTISED_Autoneg |
- mdio_clause45_get_an(efx,
- MDIO_AN_ADVERTISE, xnp);
+ mdio_clause45_get_an(efx, MDIO_AN_ADVERTISE) |
+ npage_adv;
} else
ecmd->autoneg = AUTONEG_DISABLE;
} else
@@ -371,27 +371,30 @@ void mdio_clause45_get_settings_ext(struct efx_nic *efx,
if (ecmd->autoneg) {
/* If AN is complete, report best common mode,
* otherwise report best advertised mode. */
- u32 common = ecmd->advertising;
+ u32 modes = 0;
if (mdio_clause45_read(efx, phy_id, MDIO_MMD_AN,
MDIO_MMDREG_STAT1) &
- (1 << MDIO_AN_STATUS_AN_DONE_LBN)) {
- common &= mdio_clause45_get_an(efx, MDIO_AN_LPA,
- xnp_lpa);
- }
- if (common & ADVERTISED_10000baseT_Full) {
+ (1 << MDIO_AN_STATUS_AN_DONE_LBN))
+ modes = (ecmd->advertising &
+ (mdio_clause45_get_an(efx, MDIO_AN_LPA) |
+ npage_lpa));
+ if (modes == 0)
+ modes = ecmd->advertising;
+
+ if (modes & ADVERTISED_10000baseT_Full) {
ecmd->speed = SPEED_10000;
ecmd->duplex = DUPLEX_FULL;
- } else if (common & (ADVERTISED_1000baseT_Full |
- ADVERTISED_1000baseT_Half)) {
+ } else if (modes & (ADVERTISED_1000baseT_Full |
+ ADVERTISED_1000baseT_Half)) {
ecmd->speed = SPEED_1000;
- ecmd->duplex = !!(common & ADVERTISED_1000baseT_Full);
- } else if (common & (ADVERTISED_100baseT_Full |
- ADVERTISED_100baseT_Half)) {
+ ecmd->duplex = !!(modes & ADVERTISED_1000baseT_Full);
+ } else if (modes & (ADVERTISED_100baseT_Full |
+ ADVERTISED_100baseT_Half)) {
ecmd->speed = SPEED_100;
- ecmd->duplex = !!(common & ADVERTISED_100baseT_Full);
+ ecmd->duplex = !!(modes & ADVERTISED_100baseT_Full);
} else {
ecmd->speed = SPEED_10;
- ecmd->duplex = !!(common & ADVERTISED_10baseT_Full);
+ ecmd->duplex = !!(modes & ADVERTISED_10baseT_Full);
}
} else {
/* Report forced settings */
@@ -415,7 +418,7 @@ int mdio_clause45_set_settings(struct efx_nic *efx,
int phy_id = efx->mii.phy_id;
struct ethtool_cmd prev;
u32 required;
- int ctrl1_bits, reg;
+ int reg;
efx->phy_op->get_settings(efx, &prev);
@@ -430,99 +433,83 @@ int mdio_clause45_set_settings(struct efx_nic *efx,
if (prev.port != PORT_TP || ecmd->port != PORT_TP)
return -EINVAL;
- /* Check that PHY supports these settings and work out the
- * basic control bits */
- if (ecmd->duplex) {
+ /* Check that PHY supports these settings */
+ if (ecmd->autoneg) {
+ required = SUPPORTED_Autoneg;
+ } else if (ecmd->duplex) {
switch (ecmd->speed) {
- case SPEED_10:
- ctrl1_bits = BMCR_FULLDPLX;
- required = SUPPORTED_10baseT_Full;
- break;
- case SPEED_100:
- ctrl1_bits = BMCR_SPEED100 | BMCR_FULLDPLX;
- required = SUPPORTED_100baseT_Full;
- break;
- case SPEED_1000:
- ctrl1_bits = BMCR_SPEED1000 | BMCR_FULLDPLX;
- required = SUPPORTED_1000baseT_Full;
- break;
- case SPEED_10000:
- ctrl1_bits = (BMCR_SPEED1000 | BMCR_SPEED100 |
- BMCR_FULLDPLX);
- required = SUPPORTED_10000baseT_Full;
- break;
- default:
- return -EINVAL;
+ case SPEED_10: required = SUPPORTED_10baseT_Full; break;
+ case SPEED_100: required = SUPPORTED_100baseT_Full; break;
+ default: return -EINVAL;
}
} else {
switch (ecmd->speed) {
- case SPEED_10:
- ctrl1_bits = 0;
- required = SUPPORTED_10baseT_Half;
- break;
- case SPEED_100:
- ctrl1_bits = BMCR_SPEED100;
- required = SUPPORTED_100baseT_Half;
- break;
- case SPEED_1000:
- ctrl1_bits = BMCR_SPEED1000;
- required = SUPPORTED_1000baseT_Half;
- break;
- default:
- return -EINVAL;
+ case SPEED_10: required = SUPPORTED_10baseT_Half; break;
+ case SPEED_100: required = SUPPORTED_100baseT_Half; break;
+ default: return -EINVAL;
}
}
- if (ecmd->autoneg)
- required |= SUPPORTED_Autoneg;
required |= ecmd->advertising;
if (required & ~prev.supported)
return -EINVAL;
- /* Set the basic control bits */
- reg = mdio_clause45_read(efx, phy_id, MDIO_MMD_PMAPMD,
- MDIO_MMDREG_CTRL1);
- reg &= ~(BMCR_SPEED1000 | BMCR_SPEED100 | BMCR_FULLDPLX | 0x003c);
- reg |= ctrl1_bits;
- mdio_clause45_write(efx, phy_id, MDIO_MMD_PMAPMD, MDIO_MMDREG_CTRL1,
- reg);
-
- /* Set the AN registers */
- if (ecmd->autoneg != prev.autoneg ||
- ecmd->advertising != prev.advertising) {
- bool xnp = false;
-
- if (efx->phy_op->set_xnp_advertise)
- xnp = efx->phy_op->set_xnp_advertise(efx,
- ecmd->advertising);
-
- if (ecmd->autoneg) {
- reg = 0;
- if (ecmd->advertising & ADVERTISED_10baseT_Half)
- reg |= ADVERTISE_10HALF;
- if (ecmd->advertising & ADVERTISED_10baseT_Full)
- reg |= ADVERTISE_10FULL;
- if (ecmd->advertising & ADVERTISED_100baseT_Half)
- reg |= ADVERTISE_100HALF;
- if (ecmd->advertising & ADVERTISED_100baseT_Full)
- reg |= ADVERTISE_100FULL;
- if (xnp)
- reg |= ADVERTISE_RESV;
- mdio_clause45_write(efx, phy_id, MDIO_MMD_AN,
- MDIO_AN_ADVERTISE, reg);
- }
+ if (ecmd->autoneg) {
+ bool xnp = (ecmd->advertising & ADVERTISED_10000baseT_Full
+ || EFX_WORKAROUND_13204(efx));
+
+ /* Set up the base page */
+ reg = ADVERTISE_CSMA;
+ if (ecmd->advertising & ADVERTISED_10baseT_Half)
+ reg |= ADVERTISE_10HALF;
+ if (ecmd->advertising & ADVERTISED_10baseT_Full)
+ reg |= ADVERTISE_10FULL;
+ if (ecmd->advertising & ADVERTISED_100baseT_Half)
+ reg |= ADVERTISE_100HALF;
+ if (ecmd->advertising & ADVERTISED_100baseT_Full)
+ reg |= ADVERTISE_100FULL;
+ if (xnp)
+ reg |= ADVERTISE_RESV;
+ else if (ecmd->advertising & (ADVERTISED_1000baseT_Half |
+ ADVERTISED_1000baseT_Full))
+ reg |= ADVERTISE_NPAGE;
+ reg |= efx_fc_advertise(efx->wanted_fc);
+ mdio_clause45_write(efx, phy_id, MDIO_MMD_AN,
+ MDIO_AN_ADVERTISE, reg);
+
+ /* Set up the (extended) next page if necessary */
+ if (efx->phy_op->set_npage_adv)
+ efx->phy_op->set_npage_adv(efx, ecmd->advertising);
+ /* Enable and restart AN */
reg = mdio_clause45_read(efx, phy_id, MDIO_MMD_AN,
MDIO_MMDREG_CTRL1);
- if (ecmd->autoneg)
- reg |= BMCR_ANENABLE | BMCR_ANRESTART;
- else
- reg &= ~BMCR_ANENABLE;
+ reg |= BMCR_ANENABLE;
+ if (!(EFX_WORKAROUND_15195(efx) &&
+ LOOPBACK_MASK(efx) & efx->phy_op->loopbacks))
+ reg |= BMCR_ANRESTART;
if (xnp)
reg |= 1 << MDIO_AN_CTRL_XNP_LBN;
else
reg &= ~(1 << MDIO_AN_CTRL_XNP_LBN);
mdio_clause45_write(efx, phy_id, MDIO_MMD_AN,
MDIO_MMDREG_CTRL1, reg);
+ } else {
+ /* Disable AN */
+ mdio_clause45_set_flag(efx, phy_id, MDIO_MMD_AN,
+ MDIO_MMDREG_CTRL1,
+ __ffs(BMCR_ANENABLE), false);
+
+ /* Set the basic control bits */
+ reg = mdio_clause45_read(efx, phy_id, MDIO_MMD_PMAPMD,
+ MDIO_MMDREG_CTRL1);
+ reg &= ~(BMCR_SPEED1000 | BMCR_SPEED100 | BMCR_FULLDPLX |
+ 0x003c);
+ if (ecmd->speed == SPEED_100)
+ reg |= BMCR_SPEED100;
+ if (ecmd->duplex)
+ reg |= BMCR_FULLDPLX;
+ mdio_clause45_write(efx, phy_id, MDIO_MMD_PMAPMD,
+ MDIO_MMDREG_CTRL1, reg);
}
return 0;
diff --git a/drivers/net/sfc/mdio_10g.h b/drivers/net/sfc/mdio_10g.h
index 09bf801d056..8ba49773ce7 100644
--- a/drivers/net/sfc/mdio_10g.h
+++ b/drivers/net/sfc/mdio_10g.h
@@ -155,7 +155,8 @@
#define MDIO_AN_XNP 22
#define MDIO_AN_LPA_XNP 25
-#define MDIO_AN_10GBT_ADVERTISE 32
+#define MDIO_AN_10GBT_CTRL 32
+#define MDIO_AN_10GBT_CTRL_ADV_10G_LBN 12
#define MDIO_AN_10GBT_STATUS (33)
#define MDIO_AN_10GBT_STATUS_MS_FLT_LBN (15) /* MASTER/SLAVE config fault */
#define MDIO_AN_10GBT_STATUS_MS_LBN (14) /* MASTER/SLAVE config */
diff --git a/drivers/net/sfc/net_driver.h b/drivers/net/sfc/net_driver.h
index 5f255f75754..e019ad1fb9a 100644
--- a/drivers/net/sfc/net_driver.h
+++ b/drivers/net/sfc/net_driver.h
@@ -566,7 +566,7 @@ struct efx_mac_operations {
* @poll: Poll for hardware state. Serialised by the mac_lock.
* @get_settings: Get ethtool settings. Serialised by the mac_lock.
* @set_settings: Set ethtool settings. Serialised by the mac_lock.
- * @set_xnp_advertise: Set abilities advertised in Extended Next Page
+ * @set_npage_adv: Set abilities advertised in (Extended) Next Page
* (only needed where AN bit is set in mmds)
* @num_tests: Number of PHY-specific tests/results
* @test_names: Names of the tests/results
@@ -586,7 +586,7 @@ struct efx_phy_operations {
struct ethtool_cmd *ecmd);
int (*set_settings) (struct efx_nic *efx,
struct ethtool_cmd *ecmd);
- bool (*set_xnp_advertise) (struct efx_nic *efx, u32);
+ void (*set_npage_adv) (struct efx_nic *efx, u32);
u32 num_tests;
const char *const *test_names;
int (*run_tests) (struct efx_nic *efx, int *results, unsigned flags);
@@ -754,8 +754,7 @@ union efx_multicast_hash {
* &struct net_device_stats.
* @stats_buffer: DMA buffer for statistics
* @stats_lock: Statistics update lock. Serialises statistics fetches
- * @stats_enabled: Temporarily disable statistics fetches.
- * Serialised by @stats_lock
+ * @stats_disable_count: Nest count for disabling statistics fetches
* @mac_op: MAC interface
* @mac_address: Permanent MAC address
* @phy_type: PHY type
@@ -837,7 +836,7 @@ struct efx_nic {
struct efx_mac_stats mac_stats;
struct efx_buffer stats_buffer;
spinlock_t stats_lock;
- bool stats_enabled;
+ unsigned int stats_disable_count;
struct efx_mac_operations *mac_op;
unsigned char mac_address[ETH_ALEN];
diff --git a/drivers/net/sfc/phy.h b/drivers/net/sfc/phy.h
index 58c493ef81b..07e855c148b 100644
--- a/drivers/net/sfc/phy.h
+++ b/drivers/net/sfc/phy.h
@@ -17,7 +17,6 @@ extern struct efx_phy_operations falcon_sfx7101_phy_ops;
extern struct efx_phy_operations falcon_sft9001_phy_ops;
extern void tenxpress_phy_blink(struct efx_nic *efx, bool blink);
-extern void tenxpress_crc_err(struct efx_nic *efx);
/****************************************************************************
* Exported functions from the driver for XFP optical PHYs
diff --git a/drivers/net/sfc/selftest.c b/drivers/net/sfc/selftest.c
index dba0d64d50c..0a598084c51 100644
--- a/drivers/net/sfc/selftest.c
+++ b/drivers/net/sfc/selftest.c
@@ -665,6 +665,7 @@ int efx_selftest(struct efx_nic *efx, struct efx_self_tests *tests,
{
enum efx_loopback_mode loopback_mode = efx->loopback_mode;
int phy_mode = efx->phy_mode;
+ enum reset_type reset_method = RESET_TYPE_INVISIBLE;
struct ethtool_cmd ecmd;
struct efx_channel *channel;
int rc_test = 0, rc_reset = 0, rc;
@@ -718,21 +719,21 @@ int efx_selftest(struct efx_nic *efx, struct efx_self_tests *tests,
mutex_unlock(&efx->mac_lock);
/* free up all consumers of SRAM (including all the queues) */
- efx_reset_down(efx, &ecmd);
+ efx_reset_down(efx, reset_method, &ecmd);
rc = efx_test_chip(efx, tests);
if (rc && !rc_test)
rc_test = rc;
/* reset the chip to recover from the register test */
- rc_reset = falcon_reset_hw(efx, RESET_TYPE_ALL);
+ rc_reset = falcon_reset_hw(efx, reset_method);
/* Ensure that the phy is powered and out of loopback
* for the bist and loopback tests */
efx->phy_mode &= ~PHY_MODE_LOW_POWER;
efx->loopback_mode = LOOPBACK_NONE;
- rc = efx_reset_up(efx, &ecmd, rc_reset == 0);
+ rc = efx_reset_up(efx, reset_method, &ecmd, rc_reset == 0);
if (rc && !rc_reset)
rc_reset = rc;
diff --git a/drivers/net/sfc/sfe4001.c b/drivers/net/sfc/sfe4001.c
index 16b80acb999..cb25ae5b257 100644
--- a/drivers/net/sfc/sfe4001.c
+++ b/drivers/net/sfc/sfe4001.c
@@ -186,19 +186,22 @@ static int sfn4111t_reset(struct efx_nic *efx)
{
efx_oword_t reg;
- /* GPIO pins are also used for I2C, so block that temporarily */
+ /* GPIO 3 and the GPIO register are shared with I2C, so block that */
mutex_lock(&efx->i2c_adap.bus_lock);
+ /* Pull RST_N (GPIO 2) low then let it up again, setting the
+ * FLASH_CFG_1 strap (GPIO 3) appropriately. Only change the
+ * output enables; the output levels should always be 0 (low)
+ * and we rely on external pull-ups. */
falcon_read(efx, &reg, GPIO_CTL_REG_KER);
EFX_SET_OWORD_FIELD(reg, GPIO2_OEN, true);
- EFX_SET_OWORD_FIELD(reg, GPIO2_OUT, false);
falcon_write(efx, &reg, GPIO_CTL_REG_KER);
msleep(1000);
- EFX_SET_OWORD_FIELD(reg, GPIO2_OUT, true);
- EFX_SET_OWORD_FIELD(reg, GPIO3_OEN, true);
- EFX_SET_OWORD_FIELD(reg, GPIO3_OUT,
- !(efx->phy_mode & PHY_MODE_SPECIAL));
+ EFX_SET_OWORD_FIELD(reg, GPIO2_OEN, false);
+ EFX_SET_OWORD_FIELD(reg, GPIO3_OEN,
+ !!(efx->phy_mode & PHY_MODE_SPECIAL));
falcon_write(efx, &reg, GPIO_CTL_REG_KER);
+ msleep(1);
mutex_unlock(&efx->i2c_adap.bus_lock);
@@ -232,12 +235,18 @@ static ssize_t set_phy_flash_cfg(struct device *dev,
} else if (efx->state != STATE_RUNNING || netif_running(efx->net_dev)) {
err = -EBUSY;
} else {
+ /* Reset the PHY, reconfigure the MAC and enable/disable
+ * MAC stats accordingly. */
efx->phy_mode = new_mode;
+ if (new_mode & PHY_MODE_SPECIAL)
+ efx_stats_disable(efx);
if (efx->board_info.type == EFX_BOARD_SFE4001)
err = sfe4001_poweron(efx);
else
err = sfn4111t_reset(efx);
efx_reconfigure_port(efx);
+ if (!(new_mode & PHY_MODE_SPECIAL))
+ efx_stats_enable(efx);
}
rtnl_unlock();
@@ -326,6 +335,11 @@ int sfe4001_init(struct efx_nic *efx)
efx->board_info.monitor = sfe4001_check_hw;
efx->board_info.fini = sfe4001_fini;
+ if (efx->phy_mode & PHY_MODE_SPECIAL) {
+ /* PHY won't generate a 156.25 MHz clock and MAC stats fetch
+ * will fail. */
+ efx_stats_disable(efx);
+ }
rc = sfe4001_poweron(efx);
if (rc)
goto fail_ioexp;
@@ -372,17 +386,25 @@ static void sfn4111t_fini(struct efx_nic *efx)
i2c_unregister_device(efx->board_info.hwmon_client);
}
-static struct i2c_board_info sfn4111t_hwmon_info = {
+static struct i2c_board_info sfn4111t_a0_hwmon_info = {
I2C_BOARD_INFO("max6647", 0x4e),
.irq = -1,
};
+static struct i2c_board_info sfn4111t_r5_hwmon_info = {
+ I2C_BOARD_INFO("max6646", 0x4d),
+ .irq = -1,
+};
+
int sfn4111t_init(struct efx_nic *efx)
{
int rc;
efx->board_info.hwmon_client =
- i2c_new_device(&efx->i2c_adap, &sfn4111t_hwmon_info);
+ i2c_new_device(&efx->i2c_adap,
+ (efx->board_info.minor < 5) ?
+ &sfn4111t_a0_hwmon_info :
+ &sfn4111t_r5_hwmon_info);
if (!efx->board_info.hwmon_client)
return -EIO;
@@ -394,8 +416,10 @@ int sfn4111t_init(struct efx_nic *efx)
if (rc)
goto fail_hwmon;
- if (efx->phy_mode & PHY_MODE_SPECIAL)
+ if (efx->phy_mode & PHY_MODE_SPECIAL) {
+ efx_stats_disable(efx);
sfn4111t_reset(efx);
+ }
return 0;
diff --git a/drivers/net/sfc/tenxpress.c b/drivers/net/sfc/tenxpress.c
index 9ecb77da954..f0efd246962 100644
--- a/drivers/net/sfc/tenxpress.c
+++ b/drivers/net/sfc/tenxpress.c
@@ -67,6 +67,8 @@
#define PMA_PMD_EXT_CLK312_WIDTH 1
#define PMA_PMD_EXT_LPOWER_LBN 12
#define PMA_PMD_EXT_LPOWER_WIDTH 1
+#define PMA_PMD_EXT_ROBUST_LBN 14
+#define PMA_PMD_EXT_ROBUST_WIDTH 1
#define PMA_PMD_EXT_SSR_LBN 15
#define PMA_PMD_EXT_SSR_WIDTH 1
@@ -177,35 +179,24 @@
#define C22EXT_STATUS_LINK_LBN 2
#define C22EXT_STATUS_LINK_WIDTH 1
-#define C22EXT_MSTSLV_REG 49162
-#define C22EXT_MSTSLV_1000_HD_LBN 10
-#define C22EXT_MSTSLV_1000_HD_WIDTH 1
-#define C22EXT_MSTSLV_1000_FD_LBN 11
-#define C22EXT_MSTSLV_1000_FD_WIDTH 1
+#define C22EXT_MSTSLV_CTRL 49161
+#define C22EXT_MSTSLV_CTRL_ADV_1000_HD_LBN 8
+#define C22EXT_MSTSLV_CTRL_ADV_1000_FD_LBN 9
+
+#define C22EXT_MSTSLV_STATUS 49162
+#define C22EXT_MSTSLV_STATUS_LP_1000_HD_LBN 10
+#define C22EXT_MSTSLV_STATUS_LP_1000_FD_LBN 11
/* Time to wait between powering down the LNPGA and turning off the power
* rails */
#define LNPGA_PDOWN_WAIT (HZ / 5)
-static int crc_error_reset_threshold = 100;
-module_param(crc_error_reset_threshold, int, 0644);
-MODULE_PARM_DESC(crc_error_reset_threshold,
- "Max number of CRC errors before XAUI reset");
-
struct tenxpress_phy_data {
enum efx_loopback_mode loopback_mode;
- atomic_t bad_crc_count;
enum efx_phy_mode phy_mode;
int bad_lp_tries;
};
-void tenxpress_crc_err(struct efx_nic *efx)
-{
- struct tenxpress_phy_data *phy_data = efx->phy_data;
- if (phy_data != NULL)
- atomic_inc(&phy_data->bad_crc_count);
-}
-
static ssize_t show_phy_short_reach(struct device *dev,
struct device_attribute *attr, char *buf)
{
@@ -284,7 +275,9 @@ static int tenxpress_init(struct efx_nic *efx)
PMA_PMD_XCONTROL_REG);
reg |= ((1 << PMA_PMD_EXT_GMII_EN_LBN) |
(1 << PMA_PMD_EXT_CLK_OUT_LBN) |
- (1 << PMA_PMD_EXT_CLK312_LBN));
+ (1 << PMA_PMD_EXT_CLK312_LBN) |
+ (1 << PMA_PMD_EXT_ROBUST_LBN));
+
mdio_clause45_write(efx, phy_id, MDIO_MMD_PMAPMD,
PMA_PMD_XCONTROL_REG, reg);
mdio_clause45_set_flag(efx, phy_id, MDIO_MMD_C22EXT,
@@ -346,6 +339,7 @@ static int tenxpress_phy_init(struct efx_nic *efx)
rc = tenxpress_init(efx);
if (rc < 0)
goto fail;
+ mdio_clause45_set_pause(efx);
if (efx->phy_type == PHY_TYPE_SFT9001B) {
rc = device_create_file(&efx->pci_dev->dev,
@@ -376,8 +370,8 @@ static int tenxpress_special_reset(struct efx_nic *efx)
/* The XGMAC clock is driven from the SFC7101/SFT9001 312MHz clock, so
* a special software reset can glitch the XGMAC sufficiently for stats
- * requests to fail. Since we don't often special_reset, just lock. */
- spin_lock(&efx->stats_lock);
+ * requests to fail. */
+ efx_stats_disable(efx);
/* Initiate reset */
reg = mdio_clause45_read(efx, efx->mii.phy_id,
@@ -392,17 +386,17 @@ static int tenxpress_special_reset(struct efx_nic *efx)
rc = mdio_clause45_wait_reset_mmds(efx,
TENXPRESS_REQUIRED_DEVS);
if (rc < 0)
- goto unlock;
+ goto out;
/* Try and reconfigure the device */
rc = tenxpress_init(efx);
if (rc < 0)
- goto unlock;
+ goto out;
/* Wait for the XGXS state machine to churn */
mdelay(10);
-unlock:
- spin_unlock(&efx->stats_lock);
+out:
+ efx_stats_enable(efx);
return rc;
}
@@ -520,7 +514,7 @@ static void tenxpress_phy_reconfigure(struct efx_nic *efx)
{
struct tenxpress_phy_data *phy_data = efx->phy_data;
struct ethtool_cmd ecmd;
- bool phy_mode_change, loop_reset, loop_toggle, loopback;
+ bool phy_mode_change, loop_reset;
if (efx->phy_mode & (PHY_MODE_OFF | PHY_MODE_SPECIAL)) {
phy_data->phy_mode = efx->phy_mode;
@@ -531,12 +525,10 @@ static void tenxpress_phy_reconfigure(struct efx_nic *efx)
phy_mode_change = (efx->phy_mode == PHY_MODE_NORMAL &&
phy_data->phy_mode != PHY_MODE_NORMAL);
- loopback = LOOPBACK_MASK(efx) & efx->phy_op->loopbacks;
- loop_toggle = LOOPBACK_CHANGED(phy_data, efx, efx->phy_op->loopbacks);
loop_reset = (LOOPBACK_OUT_OF(phy_data, efx, efx->phy_op->loopbacks) ||
LOOPBACK_CHANGED(phy_data, efx, 1 << LOOPBACK_GPHY));
- if (loop_reset || loop_toggle || loopback || phy_mode_change) {
+ if (loop_reset || phy_mode_change) {
int rc;
efx->phy_op->get_settings(efx, &ecmd);
@@ -551,20 +543,6 @@ static void tenxpress_phy_reconfigure(struct efx_nic *efx)
falcon_reset_xaui(efx);
}
- if (efx->phy_type != PHY_TYPE_SFX7101) {
- /* Only change autoneg once, on coming out or
- * going into loopback */
- if (loop_toggle)
- ecmd.autoneg = !loopback;
- if (loopback) {
- ecmd.duplex = DUPLEX_FULL;
- if (efx->loopback_mode == LOOPBACK_GPHY)
- ecmd.speed = SPEED_1000;
- else
- ecmd.speed = SPEED_10000;
- }
- }
-
rc = efx->phy_op->set_settings(efx, &ecmd);
WARN_ON(rc);
}
@@ -623,13 +601,6 @@ static void tenxpress_phy_poll(struct efx_nic *efx)
if (phy_data->phy_mode != PHY_MODE_NORMAL)
return;
-
- if (EFX_WORKAROUND_10750(efx) &&
- atomic_read(&phy_data->bad_crc_count) > crc_error_reset_threshold) {
- EFX_ERR(efx, "Resetting XAUI due to too many CRC errors\n");
- falcon_reset_xaui(efx);
- atomic_set(&phy_data->bad_crc_count, 0);
- }
}
static void tenxpress_phy_fini(struct efx_nic *efx)
@@ -772,107 +743,76 @@ reset:
return rc;
}
-static u32 tenxpress_get_xnp_lpa(struct efx_nic *efx)
+static void
+tenxpress_get_settings(struct efx_nic *efx, struct ethtool_cmd *ecmd)
{
- int phy = efx->mii.phy_id;
- u32 lpa = 0;
+ int phy_id = efx->mii.phy_id;
+ u32 adv = 0, lpa = 0;
int reg;
if (efx->phy_type != PHY_TYPE_SFX7101) {
- reg = mdio_clause45_read(efx, phy, MDIO_MMD_C22EXT,
- C22EXT_MSTSLV_REG);
- if (reg & (1 << C22EXT_MSTSLV_1000_HD_LBN))
+ reg = mdio_clause45_read(efx, phy_id, MDIO_MMD_C22EXT,
+ C22EXT_MSTSLV_CTRL);
+ if (reg & (1 << C22EXT_MSTSLV_CTRL_ADV_1000_FD_LBN))
+ adv |= ADVERTISED_1000baseT_Full;
+ reg = mdio_clause45_read(efx, phy_id, MDIO_MMD_C22EXT,
+ C22EXT_MSTSLV_STATUS);
+ if (reg & (1 << C22EXT_MSTSLV_STATUS_LP_1000_HD_LBN))
lpa |= ADVERTISED_1000baseT_Half;
- if (reg & (1 << C22EXT_MSTSLV_1000_FD_LBN))
+ if (reg & (1 << C22EXT_MSTSLV_STATUS_LP_1000_FD_LBN))
lpa |= ADVERTISED_1000baseT_Full;
}
- reg = mdio_clause45_read(efx, phy, MDIO_MMD_AN, MDIO_AN_10GBT_STATUS);
+ reg = mdio_clause45_read(efx, phy_id, MDIO_MMD_AN,
+ MDIO_AN_10GBT_CTRL);
+ if (reg & (1 << MDIO_AN_10GBT_CTRL_ADV_10G_LBN))
+ adv |= ADVERTISED_10000baseT_Full;
+ reg = mdio_clause45_read(efx, phy_id, MDIO_MMD_AN,
+ MDIO_AN_10GBT_STATUS);
if (reg & (1 << MDIO_AN_10GBT_STATUS_LP_10G_LBN))
lpa |= ADVERTISED_10000baseT_Full;
- return lpa;
-}
-static void sfx7101_get_settings(struct efx_nic *efx, struct ethtool_cmd *ecmd)
-{
- mdio_clause45_get_settings_ext(efx, ecmd, ADVERTISED_10000baseT_Full,
- tenxpress_get_xnp_lpa(efx));
- ecmd->supported |= SUPPORTED_10000baseT_Full;
- ecmd->advertising |= ADVERTISED_10000baseT_Full;
+ mdio_clause45_get_settings_ext(efx, ecmd, adv, lpa);
+
+ if (efx->phy_type != PHY_TYPE_SFX7101)
+ ecmd->supported |= (SUPPORTED_100baseT_Full |
+ SUPPORTED_1000baseT_Full);
+
+ /* In loopback, the PHY automatically brings up the correct interface,
+ * but doesn't advertise the correct speed. So override it */
+ if (efx->loopback_mode == LOOPBACK_GPHY)
+ ecmd->speed = SPEED_1000;
+ else if (LOOPBACK_MASK(efx) & efx->phy_op->loopbacks)
+ ecmd->speed = SPEED_10000;
}
-static void sft9001_get_settings(struct efx_nic *efx, struct ethtool_cmd *ecmd)
+static int tenxpress_set_settings(struct efx_nic *efx, struct ethtool_cmd *ecmd)
{
- int phy_id = efx->mii.phy_id;
- u32 xnp_adv = 0;
- int reg;
-
- reg = mdio_clause45_read(efx, phy_id, MDIO_MMD_PMAPMD,
- PMA_PMD_SPEED_ENABLE_REG);
- if (EFX_WORKAROUND_13204(efx) && (reg & (1 << PMA_PMD_100TX_ADV_LBN)))
- xnp_adv |= ADVERTISED_100baseT_Full;
- if (reg & (1 << PMA_PMD_1000T_ADV_LBN))
- xnp_adv |= ADVERTISED_1000baseT_Full;
- if (reg & (1 << PMA_PMD_10000T_ADV_LBN))
- xnp_adv |= ADVERTISED_10000baseT_Full;
-
- mdio_clause45_get_settings_ext(efx, ecmd, xnp_adv,
- tenxpress_get_xnp_lpa(efx));
-
- ecmd->supported |= (SUPPORTED_100baseT_Half |
- SUPPORTED_100baseT_Full |
- SUPPORTED_1000baseT_Full);
+ if (!ecmd->autoneg)
+ return -EINVAL;
- /* Use the vendor defined C22ext register for duplex settings */
- if (ecmd->speed != SPEED_10000 && !ecmd->autoneg) {
- reg = mdio_clause45_read(efx, phy_id, MDIO_MMD_C22EXT,
- GPHY_XCONTROL_REG);
- ecmd->duplex = (reg & (1 << GPHY_DUPLEX_LBN) ?
- DUPLEX_FULL : DUPLEX_HALF);
- }
+ return mdio_clause45_set_settings(efx, ecmd);
}
-static int sft9001_set_settings(struct efx_nic *efx, struct ethtool_cmd *ecmd)
+static void sfx7101_set_npage_adv(struct efx_nic *efx, u32 advertising)
{
- int phy_id = efx->mii.phy_id;
- int rc;
-
- rc = mdio_clause45_set_settings(efx, ecmd);
- if (rc)
- return rc;
-
- if (ecmd->speed != SPEED_10000 && !ecmd->autoneg)
- mdio_clause45_set_flag(efx, phy_id, MDIO_MMD_C22EXT,
- GPHY_XCONTROL_REG, GPHY_DUPLEX_LBN,
- ecmd->duplex == DUPLEX_FULL);
-
- return rc;
+ mdio_clause45_set_flag(efx, efx->mii.phy_id, MDIO_MMD_AN,
+ MDIO_AN_10GBT_CTRL,
+ MDIO_AN_10GBT_CTRL_ADV_10G_LBN,
+ advertising & ADVERTISED_10000baseT_Full);
}
-static bool sft9001_set_xnp_advertise(struct efx_nic *efx, u32 advertising)
+static void sft9001_set_npage_adv(struct efx_nic *efx, u32 advertising)
{
- int phy = efx->mii.phy_id;
- int reg = mdio_clause45_read(efx, phy, MDIO_MMD_PMAPMD,
- PMA_PMD_SPEED_ENABLE_REG);
- bool enabled;
-
- reg &= ~((1 << 2) | (1 << 3));
- if (EFX_WORKAROUND_13204(efx) &&
- (advertising & ADVERTISED_100baseT_Full))
- reg |= 1 << PMA_PMD_100TX_ADV_LBN;
- if (advertising & ADVERTISED_1000baseT_Full)
- reg |= 1 << PMA_PMD_1000T_ADV_LBN;
- if (advertising & ADVERTISED_10000baseT_Full)
- reg |= 1 << PMA_PMD_10000T_ADV_LBN;
- mdio_clause45_write(efx, phy, MDIO_MMD_PMAPMD,
- PMA_PMD_SPEED_ENABLE_REG, reg);
-
- enabled = (advertising &
- (ADVERTISED_1000baseT_Half |
- ADVERTISED_1000baseT_Full |
- ADVERTISED_10000baseT_Full));
- if (EFX_WORKAROUND_13204(efx))
- enabled |= (advertising & ADVERTISED_100baseT_Full);
- return enabled;
+ int phy_id = efx->mii.phy_id;
+
+ mdio_clause45_set_flag(efx, phy_id, MDIO_MMD_C22EXT,
+ C22EXT_MSTSLV_CTRL,
+ C22EXT_MSTSLV_CTRL_ADV_1000_FD_LBN,
+ advertising & ADVERTISED_1000baseT_Full);
+ mdio_clause45_set_flag(efx, phy_id, MDIO_MMD_AN,
+ MDIO_AN_10GBT_CTRL,
+ MDIO_AN_10GBT_CTRL_ADV_10G_LBN,
+ advertising & ADVERTISED_10000baseT_Full);
}
struct efx_phy_operations falcon_sfx7101_phy_ops = {
@@ -882,8 +822,9 @@ struct efx_phy_operations falcon_sfx7101_phy_ops = {
.poll = tenxpress_phy_poll,
.fini = tenxpress_phy_fini,
.clear_interrupt = efx_port_dummy_op_void,
- .get_settings = sfx7101_get_settings,
- .set_settings = mdio_clause45_set_settings,
+ .get_settings = tenxpress_get_settings,
+ .set_settings = tenxpress_set_settings,
+ .set_npage_adv = sfx7101_set_npage_adv,
.num_tests = ARRAY_SIZE(sfx7101_test_names),
.test_names = sfx7101_test_names,
.run_tests = sfx7101_run_tests,
@@ -898,9 +839,9 @@ struct efx_phy_operations falcon_sft9001_phy_ops = {
.poll = tenxpress_phy_poll,
.fini = tenxpress_phy_fini,
.clear_interrupt = efx_port_dummy_op_void,
- .get_settings = sft9001_get_settings,
- .set_settings = sft9001_set_settings,
- .set_xnp_advertise = sft9001_set_xnp_advertise,
+ .get_settings = tenxpress_get_settings,
+ .set_settings = tenxpress_set_settings,
+ .set_npage_adv = sft9001_set_npage_adv,
.num_tests = ARRAY_SIZE(sft9001_test_names),
.test_names = sft9001_test_names,
.run_tests = sft9001_run_tests,
diff --git a/drivers/net/sfc/workarounds.h b/drivers/net/sfc/workarounds.h
index 82e03e1d737..78de68f4a95 100644
--- a/drivers/net/sfc/workarounds.h
+++ b/drivers/net/sfc/workarounds.h
@@ -18,8 +18,8 @@
#define EFX_WORKAROUND_ALWAYS(efx) 1
#define EFX_WORKAROUND_FALCON_A(efx) (falcon_rev(efx) <= FALCON_REV_A1)
#define EFX_WORKAROUND_10G(efx) EFX_IS10G(efx)
-#define EFX_WORKAROUND_SFX7101(efx) ((efx)->phy_type == PHY_TYPE_SFX7101)
-#define EFX_WORKAROUND_SFT9001A(efx) ((efx)->phy_type == PHY_TYPE_SFT9001A)
+#define EFX_WORKAROUND_SFT9001(efx) ((efx)->phy_type == PHY_TYPE_SFT9001A || \
+ (efx)->phy_type == PHY_TYPE_SFT9001B)
/* XAUI resets if link not detected */
#define EFX_WORKAROUND_5147 EFX_WORKAROUND_ALWAYS
@@ -29,8 +29,6 @@
#define EFX_WORKAROUND_7884 EFX_WORKAROUND_10G
/* TX pkt parser problem with <= 16 byte TXes */
#define EFX_WORKAROUND_9141 EFX_WORKAROUND_ALWAYS
-/* Low rate CRC errors require XAUI reset */
-#define EFX_WORKAROUND_10750 EFX_WORKAROUND_SFX7101
/* TX_EV_PKT_ERR can be caused by a dangling TX descriptor
* or a PCIe error (bug 11028) */
#define EFX_WORKAROUND_10727 EFX_WORKAROUND_ALWAYS
@@ -55,8 +53,8 @@
#define EFX_WORKAROUND_8071 EFX_WORKAROUND_FALCON_A
/* Need to send XNP pages for 100BaseT */
-#define EFX_WORKAROUND_13204 EFX_WORKAROUND_SFT9001A
-/* Need to keep AN enabled */
-#define EFX_WORKAROUND_13963 EFX_WORKAROUND_SFT9001A
+#define EFX_WORKAROUND_13204 EFX_WORKAROUND_SFT9001
+/* Don't restart AN in near-side loopback */
+#define EFX_WORKAROUND_15195 EFX_WORKAROUND_SFT9001
#endif /* EFX_WORKAROUNDS_H */
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-11-30 19:38:40 +0000