From: Geert Uytterhoeven Date: Fri, 20 Jun 2014 12:37:41 +0000 (+0200) Subject: dmaengine: shdma: Use defines instead of hardcoded numbers X-Git-Tag: v3.17-rc1~45^2~41^2 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=0cdbee33ea42bfd5f61f824e258a1a0944dd2a27;p=platform%2Fkernel%2Flinux-exynos.git dmaengine: shdma: Use defines instead of hardcoded numbers Signed-off-by: Geert Uytterhoeven Signed-off-by: Simon Horman --- diff --git a/drivers/dma/sh/shdma-arm.h b/drivers/dma/sh/shdma-arm.h index a2b8258..a1b0ef4 100644 --- a/drivers/dma/sh/shdma-arm.h +++ b/drivers/dma/sh/shdma-arm.h @@ -45,7 +45,7 @@ enum { ((((i) & TS_LOW_BIT) << TS_LOW_SHIFT) |\ (((i) & TS_HI_BIT) << TS_HI_SHIFT)) -#define CHCR_TX(xmit_sz) (DM_FIX | SM_INC | 0x800 | TS_INDEX2VAL((xmit_sz))) -#define CHCR_RX(xmit_sz) (DM_INC | SM_FIX | 0x800 | TS_INDEX2VAL((xmit_sz))) +#define CHCR_TX(xmit_sz) (DM_FIX | SM_INC | RS_ERS | TS_INDEX2VAL((xmit_sz))) +#define CHCR_RX(xmit_sz) (DM_INC | SM_FIX | RS_ERS | TS_INDEX2VAL((xmit_sz))) #endif diff --git a/drivers/dma/sh/shdmac.c b/drivers/dma/sh/shdmac.c index 1a6f659..58eb857 100644 --- a/drivers/dma/sh/shdmac.c +++ b/drivers/dma/sh/shdmac.c @@ -239,9 +239,8 @@ static void dmae_init(struct sh_dmae_chan *sh_chan) { /* * Default configuration for dual address memory-memory transfer. - * 0x400 represents auto-request. */ - u32 chcr = DM_INC | SM_INC | 0x400 | log2size_to_chcr(sh_chan, + u32 chcr = DM_INC | SM_INC | RS_AUTO | log2size_to_chcr(sh_chan, LOG2_DEFAULT_XFER_SIZE); sh_chan->xmit_shift = calc_xmit_shift(sh_chan, chcr); chcr_write(sh_chan, chcr);