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Commit 0cdbee33 authored by Geert Uytterhoeven's avatar Geert Uytterhoeven Committed by Simon Horman
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dmaengine: shdma: Use defines instead of hardcoded numbers 



Signed-off-by: default avatarGeert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: default avatarSimon Horman <horms+renesas@verge.net.au>
parent 28564f08

drivers/dma/sh/shdma-arm.h

+2 −2
Original line number Diff line number Diff line
@@ -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

drivers/dma/sh/shdmac.c

+1 −2
Original line number Diff line number Diff line
@@ -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);