[PATCH net-next 10/12] net: stmmac: replace the int_snapshot_en field with a flag

Bartosz Golaszewski
2023-06-21T18:26:59Z

drivers/net/ethernet/stmicro/stmmac/dwmac-intel.c | 10 +++++-----
drivers/net/ethernet/stmicro/stmmac/stmmac_hwtstamp.c | 2 +-
include/linux/stmmac.h | 2 +-
3 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-intel.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-intel.c
index a3d0da4e9e91..f194a905d04f 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-intel.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-intel.c
@@ -329,7 +329,7 @@ static int intel_crosststamp(ktime_t *device,
if (priv->plat->flags & STMMAC_FLAG_EXT_SNAPSHOT_EN)
return -EBUSY;

- priv->plat->int_snapshot_en = 1;
+ priv->plat->flags |= STMMAC_FLAG_INT_SNAPSHOT_EN;

mutex_lock(&priv->aux_ts_lock);
/* Enable Internal snapshot trigger */
@@ -350,7 +350,7 @@ static int intel_crosststamp(ktime_t *device,
break;
default:
mutex_unlock(&priv->aux_ts_lock);
- priv->plat->int_snapshot_en = 0;
+ priv->plat->flags &= ~STMMAC_FLAG_INT_SNAPSHOT_EN;
return -EINVAL;
}
writel(acr_value, ptpaddr + PTP_ACR);
@@ -376,7 +376,7 @@ static int intel_crosststamp(ktime_t *device,
if (!wait_event_interruptible_timeout(priv->tstamp_busy_wait,
stmmac_cross_ts_isr(priv),
HZ / 100)) {
- priv->plat->int_snapshot_en = 0;
+ priv->plat->flags &= ~STMMAC_FLAG_INT_SNAPSHOT_EN;
return -ETIMEDOUT;
}

@@ -395,7 +395,7 @@ static int intel_crosststamp(ktime_t *device,
}

system->cycles *= intel_priv->crossts_adj;
- priv->plat->int_snapshot_en = 0;
+ priv->plat->flags &= ~STMMAC_FLAG_INT_SNAPSHOT_EN;

return 0;
}
@@ -609,7 +609,7 @@ static int intel_mgbe_common_data(struct pci_dev *pdev,
plat->ext_snapshot_num = AUX_SNAPSHOT0;

plat->crosststamp = intel_crosststamp;
- plat->int_snapshot_en = 0;
+ priv->plat->flags &= ~STMMAC_FLAG_INT_SNAPSHOT_EN;

/* Setup MSI vector offset specific to Intel mGbE controller */
plat->msi_mac_vec = 29;
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_hwtstamp.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_hwtstamp.c
index afd81aac6644..fa2c3ba7e9fe 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_hwtstamp.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_hwtstamp.c
@@ -180,7 +180,7 @@ static void timestamp_interrupt(struct stmmac_priv *priv)
u64 ptp_time;
int i;

- if (priv->plat->int_snapshot_en) {
+ if (priv->plat->flags & STMMAC_FLAG_INT_SNAPSHOT_EN) {
wake_up(&priv->tstamp_busy_wait);
return;
}
diff --git a/include/linux/stmmac.h b/include/linux/stmmac.h
index 0a77e8b05d3a..47708ddd57fd 100644
--- a/include/linux/stmmac.h
+++ b/include/linux/stmmac.h
@@ -213,6 +213,7 @@ struct dwmac4_addrs {
#define STMMAC_FLAG_VLAN_FAIL_Q_EN BIT(6)
#define STMMAC_FLAG_MULTI_MSI_EN BIT(7)
#define STMMAC_FLAG_EXT_SNAPSHOT_EN BIT(8)
+#define STMMAC_FLAG_INT_SNAPSHOT_EN BIT(9)

struct plat_stmmacenet_data {
int bus_id;
@@ -286,7 +287,6 @@ struct plat_stmmacenet_data {
struct pci_dev *pdev;
int int_snapshot_num;
int ext_snapshot_num;
- bool int_snapshot_en;
int msi_mac_vec;
int msi_wol_vec;
int msi_lpi_vec;
--
2.39.2