diff options
Diffstat (limited to 'arch/arm')
-rw-r--r-- | arch/arm/plat-omap/dma.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/arch/arm/plat-omap/dma.c b/arch/arm/plat-omap/dma.c index c4b2b478b1a5..85363084cc1a 100644 --- a/arch/arm/plat-omap/dma.c +++ b/arch/arm/plat-omap/dma.c | |||
@@ -53,7 +53,7 @@ enum { DMA_CHAIN_STARTED, DMA_CHAIN_NOTSTARTED }; | |||
53 | #endif | 53 | #endif |
54 | 54 | ||
55 | #define OMAP_DMA_ACTIVE 0x01 | 55 | #define OMAP_DMA_ACTIVE 0x01 |
56 | #define OMAP2_DMA_CSR_CLEAR_MASK 0xffe | 56 | #define OMAP2_DMA_CSR_CLEAR_MASK 0xffffffff |
57 | 57 | ||
58 | #define OMAP_FUNC_MUX_ARM_BASE (0xfffe1000 + 0xec) | 58 | #define OMAP_FUNC_MUX_ARM_BASE (0xfffe1000 + 0xec) |
59 | 59 | ||
@@ -1873,7 +1873,7 @@ static int omap2_dma_handle_ch(int ch) | |||
1873 | printk(KERN_INFO "DMA misaligned error with device %d\n", | 1873 | printk(KERN_INFO "DMA misaligned error with device %d\n", |
1874 | dma_chan[ch].dev_id); | 1874 | dma_chan[ch].dev_id); |
1875 | 1875 | ||
1876 | p->dma_write(OMAP2_DMA_CSR_CLEAR_MASK, CSR, ch); | 1876 | p->dma_write(status, CSR, ch); |
1877 | p->dma_write(1 << ch, IRQSTATUS_L0, ch); | 1877 | p->dma_write(1 << ch, IRQSTATUS_L0, ch); |
1878 | /* read back the register to flush the write */ | 1878 | /* read back the register to flush the write */ |
1879 | p->dma_read(IRQSTATUS_L0, ch); | 1879 | p->dma_read(IRQSTATUS_L0, ch); |
@@ -1893,10 +1893,9 @@ static int omap2_dma_handle_ch(int ch) | |||
1893 | OMAP_DMA_CHAIN_INCQHEAD(chain_id); | 1893 | OMAP_DMA_CHAIN_INCQHEAD(chain_id); |
1894 | 1894 | ||
1895 | status = p->dma_read(CSR, ch); | 1895 | status = p->dma_read(CSR, ch); |
1896 | p->dma_write(status, CSR, ch); | ||
1896 | } | 1897 | } |
1897 | 1898 | ||
1898 | p->dma_write(status, CSR, ch); | ||
1899 | |||
1900 | if (likely(dma_chan[ch].callback != NULL)) | 1899 | if (likely(dma_chan[ch].callback != NULL)) |
1901 | dma_chan[ch].callback(ch, status, dma_chan[ch].data); | 1900 | dma_chan[ch].callback(ch, status, dma_chan[ch].data); |
1902 | 1901 | ||