iv/linux
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Merge branch 'amd-xgbe-fixes-to-handle-corner-cases'

Browse Source 
Raju Rangoju says:

====================
amd-xgbe: fixes to handle corner-cases

This series include bug fixes to amd-xgbe driver.
====================

Link: https://lore.kernel.org/r/20231121191435.4049995-1-Raju.Rangoju@amd.com
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
This commit is contained in:
Paolo Abeni 2023-11-23 13:47:25 +01:00
commit d9775fb6d0
3 changed files with 35 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
drivers/net/ethernet/amd/xgbe/xgbe-drv.c
View File

@ -682,10 +682,24 @@ static void xgbe_service(struct work_struct *work)
static void xgbe_service_timer(struct timer_list *t)
{
struct xgbe_prv_data *pdata = from_timer(pdata, t, service_timer);
struct xgbe_channel *channel;
unsigned int i;
queue_work(pdata->dev_workqueue, &pdata->service_work);
mod_timer(&pdata->service_timer, jiffies + HZ);
if (!pdata->tx_usecs)
return;
for (i = 0; i < pdata->channel_count; i++) {
channel = pdata->channel[i];
if (!channel->tx_ring || channel->tx_timer_active)
break;
channel->tx_timer_active = 1;
mod_timer(&channel->tx_timer,
jiffies + usecs_to_jiffies(pdata->tx_usecs));
}
}
static void xgbe_init_timers(struct xgbe_prv_data *pdata)

11
drivers/net/ethernet/amd/xgbe/xgbe-ethtool.c
View File

@ -314,10 +314,15 @@ static int xgbe_get_link_ksettings(struct net_device *netdev,
cmd->base.phy_address = pdata->phy.address;
cmd->base.autoneg = pdata->phy.autoneg;
cmd->base.speed = pdata->phy.speed;
cmd->base.duplex = pdata->phy.duplex;
if (netif_carrier_ok(netdev)) {
cmd->base.speed = pdata->phy.speed;
cmd->base.duplex = pdata->phy.duplex;
} else {
cmd->base.speed = SPEED_UNKNOWN;
cmd->base.duplex = DUPLEX_UNKNOWN;
}
cmd->base.autoneg = pdata->phy.autoneg;
cmd->base.port = PORT_NONE;
XGBE_LM_COPY(cmd, supported, lks, supported);

14
drivers/net/ethernet/amd/xgbe/xgbe-mdio.c
View File

@ -1193,7 +1193,19 @@ static int xgbe_phy_config_fixed(struct xgbe_prv_data *pdata)
if (pdata->phy.duplex != DUPLEX_FULL)
return -EINVAL;
xgbe_set_mode(pdata, mode);
/* Force the mode change for SFI in Fixed PHY config.
* Fixed PHY configs needs PLL to be enabled while doing mode set.
* When the SFP module isn't connected during boot, driver assumes
* AN is ON and attempts autonegotiation. However, if the connected
* SFP comes up in Fixed PHY config, the link will not come up as
* PLL isn't enabled while the initial mode set command is issued.
* So, force the mode change for SFI in Fixed PHY configuration to
* fix link issues.
*/
if (mode == XGBE_MODE_SFI)
xgbe_change_mode(pdata, mode);
else
xgbe_set_mode(pdata, mode);
return 0;
}