[PATCH net-next v2 06/12] net: stmmac: replace the serdes_up_after_phy_linkup field with a flag

Bartosz Golaszewski
2023-06-23T10:10:56Z

drivers/net/ethernet/stmicro/stmmac/dwmac-tegra.c | 2 +-
drivers/net/ethernet/stmicro/stmmac/stmmac_main.c | 9 ++++++---
include/linux/stmmac.h | 2 +-
3 files changed, 8 insertions(+), 5 deletions(-)

diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-tegra.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-tegra.c
index 5e8aa03cffae..99e2e5a5cd60 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-tegra.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-tegra.c
@@ -337,7 +337,7 @@ static int tegra_mgbe_probe(struct platform_device *pdev)
/* Program SID */
writel(MGBE_SID, mgbe->hv + MGBE_WRAP_AXI_ASID0_CTRL);

- plat->serdes_up_after_phy_linkup = 1;
+ plat->flags |= STMMAC_FLAG_SERDES_UP_AFTER_PHY_LINKUP;

err = stmmac_dvr_probe(&pdev->dev, plat, &res);
if (err < 0)
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
index 73002ed923aa..d444514db07e 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
@@ -991,7 +991,8 @@ static void stmmac_mac_link_up(struct phylink_config *config,
struct stmmac_priv *priv = netdev_priv(to_net_dev(config->dev));
u32 old_ctrl, ctrl;

- if (priv->plat->serdes_up_after_phy_linkup && priv->plat->serdes_powerup)
+ if ((priv->plat->flags & STMMAC_FLAG_SERDES_UP_AFTER_PHY_LINKUP) &&
+ priv->plat->serdes_powerup)
priv->plat->serdes_powerup(priv->dev, priv->plat->bsp_priv);

old_ctrl = readl(priv->ioaddr + MAC_CTRL_REG);
@@ -3838,7 +3839,8 @@ static int __stmmac_open(struct net_device *dev,

stmmac_reset_queues_param(priv);

- if (!priv->plat->serdes_up_after_phy_linkup && priv->plat->serdes_powerup) {
+ if (!(priv->plat->flags & STMMAC_FLAG_SERDES_UP_AFTER_PHY_LINKUP) &&
+ priv->plat->serdes_powerup) {
ret = priv->plat->serdes_powerup(dev, priv->plat->bsp_priv);
if (ret < 0) {
netdev_err(priv->dev, "%s: Serdes powerup failed\n",
@@ -7623,7 +7625,8 @@ int stmmac_resume(struct device *dev)
stmmac_mdio_reset(priv->mii);
}

- if (!priv->plat->serdes_up_after_phy_linkup && priv->plat->serdes_powerup) {
+ if (!(priv->plat->flags & STMMAC_FLAG_SERDES_UP_AFTER_PHY_LINKUP) &&
+ priv->plat->serdes_powerup) {
ret = priv->plat->serdes_powerup(ndev,
priv->plat->bsp_priv);

diff --git a/include/linux/stmmac.h b/include/linux/stmmac.h
index 47ae29a98835..aeb3e75dc748 100644
--- a/include/linux/stmmac.h
+++ b/include/linux/stmmac.h
@@ -209,6 +209,7 @@ struct dwmac4_addrs {
#define STMMAC_FLAG_USE_PHY_WOL BIT(2)
#define STMMAC_FLAG_HAS_SUN8I BIT(3)
#define STMMAC_FLAG_TSO_EN BIT(4)
+#define STMMAC_FLAG_SERDES_UP_AFTER_PHY_LINKUP BIT(5)

struct plat_stmmacenet_data {
int bus_id;
@@ -293,7 +294,6 @@ struct plat_stmmacenet_data {
int msi_sfty_ue_vec;
int msi_rx_base_vec;
int msi_tx_base_vec;
- bool serdes_up_after_phy_linkup;
const struct dwmac4_addrs *dwmac4_addrs;
unsigned int flags;
};
--
2.39.2