diff options
Diffstat (limited to 'drivers/memory/tegra20-mc.c')
| -rw-r--r-- | drivers/memory/tegra20-mc.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/memory/tegra20-mc.c b/drivers/memory/tegra20-mc.c index 2ca5f2814f4..0548eeacd57 100644 --- a/drivers/memory/tegra20-mc.c +++ b/drivers/memory/tegra20-mc.c @@ -193,8 +193,11 @@ static irqreturn_t tegra20_mc_isr(int irq, void *data) mask &= stat; if (!mask) return IRQ_NONE; - while ((bit = ffs(mask)) != 0) + while ((bit = ffs(mask)) != 0) { tegra20_mc_decode(mc, bit - 1); + mask &= ~BIT(bit - 1); + } + mc_writel(mc, stat, MC_INTSTATUS); return IRQ_HANDLED; } |