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authorDavid S. Miller <davem@davemloft.net>2018-02-09 14:23:04 -0500
committerDavid S. Miller <davem@davemloft.net>2018-02-09 14:23:04 -0500
commit909ebd5840d158670eb88b2f73e9d38a894f28e2 (patch)
treeebec54574b541a88c0465c9a2b59ce45ace5faa1
parentfaefaa97215a0c05105d7ae180fe1a3b5979ad1f (diff)
parent1029117127540fef4edcf4f0887dc3e1f7d5adb2 (diff)
Merge branch 'stmmac-irq-fixes-cleanups'
Niklas Cassel says: ==================== stmmac irq fixes/cleanups A couple of small stmmac irq fixes/cleanups. ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/dwmac1000_core.c2
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/dwmac4.h2
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c13
3 files changed, 8 insertions, 9 deletions
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac1000_core.c b/drivers/net/ethernet/stmicro/stmmac/dwmac1000_core.c
index 540d21786a43..ef10baf14186 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac1000_core.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac1000_core.c
@@ -74,8 +74,6 @@ static void dwmac1000_core_init(struct mac_device_info *hw,
/* Mask GMAC interrupts */
value = GMAC_INT_DEFAULT_MASK;
- if (hw->pmt)
- value &= ~GMAC_INT_DISABLE_PMT;
if (hw->pcs)
value &= ~GMAC_INT_DISABLE_PCS;
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac4.h b/drivers/net/ethernet/stmicro/stmmac/dwmac4.h
index 789dad8a07b5..7761a26ec9c5 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac4.h
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac4.h
@@ -98,7 +98,7 @@
#define GMAC_PCS_IRQ_DEFAULT (GMAC_INT_RGSMIIS | GMAC_INT_PCS_LINK | \
GMAC_INT_PCS_ANE)
-#define GMAC_INT_DEFAULT_MASK (GMAC_INT_PMT_EN | GMAC_INT_LPI_EN)
+#define GMAC_INT_DEFAULT_ENABLE (GMAC_INT_PMT_EN | GMAC_INT_LPI_EN)
enum dwmac4_irq_status {
time_stamp_irq = 0x00001000,
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c b/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c
index ed222b20fcf1..63795ecafc8d 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c
@@ -61,10 +61,9 @@ static void dwmac4_core_init(struct mac_device_info *hw,
writel(value, ioaddr + GMAC_CONFIG);
- /* Mask GMAC interrupts */
- value = GMAC_INT_DEFAULT_MASK;
- if (hw->pmt)
- value |= GMAC_INT_PMT_EN;
+ /* Enable GMAC interrupts */
+ value = GMAC_INT_DEFAULT_ENABLE;
+
if (hw->pcs)
value |= GMAC_PCS_IRQ_DEFAULT;
@@ -572,10 +571,12 @@ static int dwmac4_irq_status(struct mac_device_info *hw,
struct stmmac_extra_stats *x)
{
void __iomem *ioaddr = hw->pcsr;
- u32 intr_status;
+ u32 intr_status = readl(ioaddr + GMAC_INT_STATUS);
+ u32 intr_enable = readl(ioaddr + GMAC_INT_EN);
int ret = 0;
- intr_status = readl(ioaddr + GMAC_INT_STATUS);
+ /* Discard disabled bits */
+ intr_status &= intr_enable;
/* Not used events (e.g. MMC interrupts) are not handled. */
if ((intr_status & mmc_tx_irq))

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