diff options
| author | Christian Ruppert <christian.ruppert@abilis.com> | 2013-04-09 21:56:04 (GMT) |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2013-04-11 20:03:22 (GMT) |
| commit | 7078b984223e0e0e17ecbf32bd05ef1a927c2788 (patch) | |
| tree | 32b9883747645a3107d49b4a98cf3c46e6523fac /drivers/net/ethernet/stmicro | |
| parent | b6a5a7b9a528a8b4c8bec940b607c5dd9102b8cc (diff) | |
| download | linux-fsl-qoriq-7078b984223e0e0e17ecbf32bd05ef1a927c2788.tar.xz | |
stmmac: prevent interrupt loop with MMC RX IPC Counter
If the DesignWare MAC is synthesised with MMC RX IPC Counter, an unmanaged
and unacknowledged interrupt is generated after some time of operation.
This patch masks the undesired interrupts.
Signed-off-by: Christian Ruppert <christian.ruppert@abilis.com>
Acked-by: Giuseppe Cavallaro <peppe.cavallaro@st.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/stmicro')
| -rw-r--r-- | drivers/net/ethernet/stmicro/stmmac/mmc_core.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/net/ethernet/stmicro/stmmac/mmc_core.c b/drivers/net/ethernet/stmicro/stmmac/mmc_core.c index 0c74a70..50617c5 100644 --- a/drivers/net/ethernet/stmicro/stmmac/mmc_core.c +++ b/drivers/net/ethernet/stmicro/stmmac/mmc_core.c @@ -149,6 +149,7 @@ void dwmac_mmc_intr_all_mask(void __iomem *ioaddr) { writel(MMC_DEFAULT_MASK, ioaddr + MMC_RX_INTR_MASK); writel(MMC_DEFAULT_MASK, ioaddr + MMC_TX_INTR_MASK); + writel(MMC_DEFAULT_MASK, ioaddr + MMC_RX_IPC_INTR_MASK); } /* This reads the MAC core counters (if actaully supported). |