diff options
Diffstat (limited to 'arch/arm/plat-omap/dma.c')
-rw-r--r-- | arch/arm/plat-omap/dma.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/arch/arm/plat-omap/dma.c b/arch/arm/plat-omap/dma.c index b1d3c7991ffd..21cc0142b97a 100644 --- a/arch/arm/plat-omap/dma.c +++ b/arch/arm/plat-omap/dma.c | |||
@@ -1901,7 +1901,7 @@ static int omap2_dma_handle_ch(int ch) | |||
1901 | /* STATUS register count is from 1-32 while our is 0-31 */ | 1901 | /* STATUS register count is from 1-32 while our is 0-31 */ |
1902 | static irqreturn_t omap2_dma_irq_handler(int irq, void *dev_id) | 1902 | static irqreturn_t omap2_dma_irq_handler(int irq, void *dev_id) |
1903 | { | 1903 | { |
1904 | u32 val; | 1904 | u32 val, enable_reg; |
1905 | int i; | 1905 | int i; |
1906 | 1906 | ||
1907 | val = dma_read(IRQSTATUS_L0); | 1907 | val = dma_read(IRQSTATUS_L0); |
@@ -1910,6 +1910,8 @@ static irqreturn_t omap2_dma_irq_handler(int irq, void *dev_id) | |||
1910 | printk(KERN_WARNING "Spurious DMA IRQ\n"); | 1910 | printk(KERN_WARNING "Spurious DMA IRQ\n"); |
1911 | return IRQ_HANDLED; | 1911 | return IRQ_HANDLED; |
1912 | } | 1912 | } |
1913 | enable_reg = dma_read(IRQENABLE_L0); | ||
1914 | val &= enable_reg; /* Dispatch only relevant interrupts */ | ||
1913 | for (i = 0; i < dma_lch_count && val != 0; i++) { | 1915 | for (i = 0; i < dma_lch_count && val != 0; i++) { |
1914 | if (val & 1) | 1916 | if (val & 1) |
1915 | omap2_dma_handle_ch(i); | 1917 | omap2_dma_handle_ch(i); |