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net: stmmac: add new switch to struct plat_stmmacenet_data 

On some platforms, the PCS can be integrated in the MAC so the driver
will not see any PCS link activity. Add a switch that allows the platform
drivers to let the core code know.

Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
Reviewed-by: Jose Abreu <Jose.Abreu@synopsys.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Bartosz Golaszewski 2023-06-19 11:24:00 +02:00 committed by Jakub Kicinski
parent 463120c31c
commit aa571b6275
2 changed files with 2 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
View File

@ -5798,7 +5798,7 @@ static void stmmac_common_interrupt(struct stmmac_priv *priv)
}
/* PCS link status */
if (priv->hw->pcs) {
if (priv->hw->pcs && !priv->plat->has_integrated_pcs) {
if (priv->xstats.pcs_link)
netif_carrier_on(priv->dev);
else

1
include/linux/stmmac.h
View File

@ -293,5 +293,6 @@ struct plat_stmmacenet_data {
bool sph_disable;
bool serdes_up_after_phy_linkup;
const struct dwmac4_addrs *dwmac4_addrs;
bool has_integrated_pcs;
};
#endif