diff options
Diffstat (limited to 'drivers/dma/shdma.c')
| -rw-r--r-- | drivers/dma/shdma.c | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/drivers/dma/shdma.c b/drivers/dma/shdma.c index 9412de3ef899..6a21cd843ab7 100644 --- a/drivers/dma/shdma.c +++ b/drivers/dma/shdma.c @@ -70,12 +70,22 @@ static u32 sh_dmae_readl(struct sh_dmae_chan *sh_dc, u32 reg) static u16 dmaor_read(struct sh_dmae_device *shdev) { - return __raw_readw(shdev->chan_reg + DMAOR / sizeof(u32)); + u32 __iomem *addr = shdev->chan_reg + DMAOR / sizeof(u32); + + if (shdev->pdata->dmaor_is_32bit) + return __raw_readl(addr); + else + return __raw_readw(addr); } static void dmaor_write(struct sh_dmae_device *shdev, u16 data) { - __raw_writew(data, shdev->chan_reg + DMAOR / sizeof(u32)); + u32 __iomem *addr = shdev->chan_reg + DMAOR / sizeof(u32); + + if (shdev->pdata->dmaor_is_32bit) + __raw_writel(data, addr); + else + __raw_writew(data, addr); } static void chcr_write(struct sh_dmae_chan *sh_dc, u32 data) |
