dmaengine: shdma: Use defines instead of hardcoded numbers

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

2 files changed, 3 insertions, 4 deletions

diff --git a/drivers/dma/sh/shdma-arm.h b/drivers/dma/sh/shdma-arm.h
index a2b8258426c9..a1b0ef45d6a2 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 1a6f6595c6c1..58eb85770eba 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);