diff options
| author | Tony Lindgren <tony@atomide.com> | 2011-02-25 12:27:14 -0800 |
|---|---|---|
| committer | Tony Lindgren <tony@atomide.com> | 2011-02-25 12:27:14 -0800 |
| commit | 02fa9f0451ac639a687bfc145eefe58703ff220e (patch) | |
| tree | fe984acc78f22f6eb8fb98efaba8b1ac2f3ad8d9 /drivers/usb/musb/musbhsdma.h | |
| parent | cbc9438075ca9dee3f39a2e7310f81c304b40359 (diff) | |
| parent | 51c404b2c514930e98e81e0b9294f19892a4f871 (diff) | |
Merge branch 'patches_for_2.6.38rc' of git://git.pwsan.com/linux-2.6 into devel-fixes
Diffstat (limited to 'drivers/usb/musb/musbhsdma.h')
| -rw-r--r-- | drivers/usb/musb/musbhsdma.h | 19 |
1 files changed, 14 insertions, 5 deletions
diff --git a/drivers/usb/musb/musbhsdma.h b/drivers/usb/musb/musbhsdma.h index f763d62f151..21056c924c7 100644 --- a/drivers/usb/musb/musbhsdma.h +++ b/drivers/usb/musb/musbhsdma.h @@ -94,24 +94,33 @@ static inline void musb_write_hsdma_addr(void __iomem *mbase, { musb_writew(mbase, MUSB_HSDMA_CHANNEL_OFFSET(bchannel, MUSB_HSDMA_ADDR_LOW), - ((u16)((u32) dma_addr & 0xFFFF))); + dma_addr); musb_writew(mbase, MUSB_HSDMA_CHANNEL_OFFSET(bchannel, MUSB_HSDMA_ADDR_HIGH), - ((u16)(((u32) dma_addr >> 16) & 0xFFFF))); + (dma_addr >> 16)); } static inline u32 musb_read_hsdma_count(void __iomem *mbase, u8 bchannel) { - return musb_readl(mbase, + u32 count = musb_readw(mbase, MUSB_HSDMA_CHANNEL_OFFSET(bchannel, MUSB_HSDMA_COUNT_HIGH)); + + count = count << 16; + + count |= musb_readw(mbase, + MUSB_HSDMA_CHANNEL_OFFSET(bchannel, MUSB_HSDMA_COUNT_LOW)); + + return count; } static inline void musb_write_hsdma_count(void __iomem *mbase, u8 bchannel, u32 len) { - musb_writel(mbase, + musb_writew(mbase, + MUSB_HSDMA_CHANNEL_OFFSET(bchannel, MUSB_HSDMA_COUNT_LOW),len); + musb_writew(mbase, MUSB_HSDMA_CHANNEL_OFFSET(bchannel, MUSB_HSDMA_COUNT_HIGH), - len); + (len >> 16)); } #endif /* CONFIG_BLACKFIN */ |