diff options
-rw-r--r-- | drivers/dma/ste_dma40.c | 5 |
1 files changed, 1 insertions, 4 deletions
diff --git a/drivers/dma/ste_dma40.c b/drivers/dma/ste_dma40.c index 8aff865..538c35d 100644 --- a/drivers/dma/ste_dma40.c +++ b/drivers/dma/ste_dma40.c @@ -915,7 +915,6 @@ static irqreturn_t d40_handle_interrupt(int irq, void *data) int i; u32 regs[ARRAY_SIZE(il)]; - u32 tmp; u32 idx; u32 row; long chan = -1; @@ -942,9 +941,7 @@ static irqreturn_t d40_handle_interrupt(int irq, void *data) idx = chan & (BITS_PER_LONG - 1); /* ACK interrupt */ - tmp = readl(base->virtbase + il[row].clr); - tmp |= 1 << idx; - writel(tmp, base->virtbase + il[row].clr); + writel(1 << idx, base->virtbase + il[row].clr); if (il[row].offset == D40_PHY_CHAN) d40c = base->lookup_phy_chans[idx]; |