From ddb495d4d81dee4fdd96ae397d60ddefd65204c6 Mon Sep 17 00:00:00 2001 From: Felipe Balbi Date: Fri, 12 Mar 2010 10:29:13 +0200 Subject: [PATCH] usb: musb: hsdma: use musb_read/writel ... and simplify the was we read/write from/to DMA COUNT register. Signed-off-by: Felipe Balbi Signed-off-by: Greg Kroah-Hartman --- drivers/usb/musb/musbhsdma.h | 16 +++------------- 1 file changed, 3 insertions(+), 13 deletions(-) diff --git a/drivers/usb/musb/musbhsdma.h b/drivers/usb/musb/musbhsdma.h index 613f95a058f..f763d62f151 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 */ -- 2.20.1