From: Felipe Balbi <felipe.balbi@xxxxxxxxx>
... and simplify the was we read/write from/to
DMA COUNT register.
Signed-off-by: Felipe Balbi <felipe.balbi@xxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxx>
---
drivers/usb/musb/musbhsdma.h | 16 +++-------------
1 files changed, 3 insertions(+), 13 deletions(-)
diff --git a/drivers/usb/musb/musbhsdma.h b/drivers/usb/musb/musbhsdma.h
index 613f95a..f763d62 100644
--- a/drivers/usb/musb/musbhsdma.h
+++ b/drivers/usb/musb/musbhsdma.h
@@ -102,26 +102,16 @@ static inline void musb_write_hsdma_addr(void __iomem *mbase,
static inline u32 musb_read_hsdma_count(void __iomem *mbase, u8 bchannel)
{
- u32 count = musb_readw(mbase,
+ return musb_readl(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_writew(mbase,
- MUSB_HSDMA_CHANNEL_OFFSET(bchannel, MUSB_HSDMA_COUNT_LOW),
- ((u16)((u32) len & 0xFFFF)));
- musb_writew(mbase,
+ musb_writel(mbase,
MUSB_HSDMA_CHANNEL_OFFSET(bchannel, MUSB_HSDMA_COUNT_HIGH),
- ((u16)(((u32) len >> 16) & 0xFFFF)));
+ len);
}
#endif /* CONFIG_BLACKFIN */
--
1.7.1
--
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