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Message-Id: <1455798674-10186-3-git-send-email-al.kochet@gmail.com>
Date: Thu, 18 Feb 2016 15:31:12 +0300
From: Alexander Kochetkov <al.kochet@...il.com>
To: Vinod Koul <vinod.koul@...el.com>
Cc: Dan Williams <dan.j.williams@...el.com>, dmaengine@...r.kernel.org,
linux-kernel@...r.kernel.org, Shawn Lin <shawn.lin@...k-chips.com>,
Addy Ke <addy.ke@...k-chips.com>,
Boojin Kim <boojin.kim@...sung.com>,
Alexander Kochetkov <al.kochet@...il.com>
Subject: [PATCH 2/4] dmaengine: pl330: cleanup brst_len usage
brst_len can be extracted from ccr register
in ldst_devtomem() and ldst_memtodev().
Signed-off-by: Alexander Kochetkov <al.kochet@...il.com>
---
drivers/dma/pl330.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/drivers/dma/pl330.c b/drivers/dma/pl330.c
index 7a17c0f..9ce6c10 100644
--- a/drivers/dma/pl330.c
+++ b/drivers/dma/pl330.c
@@ -1161,7 +1161,7 @@ static inline int _ldst_devtomem(unsigned dry_run, u8 buf[],
if (pxs->quirks & PL330_QUIRK_BROKEN_NO_FLUSHP)
cond = BURST;
else
- cond = (pxs->desc->rqcfg.brst_len == 1) ? SINGLE : BURST;
+ cond = (BRST_LEN(pxs->ccr) == 1) ? SINGLE : BURST;
while (cyc--) {
off += _emit_WFP(dry_run, &buf[off], cond, pxs->desc->peri);
@@ -1185,8 +1185,7 @@ static inline int _ldst_memtodev(unsigned dry_run, u8 buf[],
if (pxs->quirks & PL330_QUIRK_BROKEN_NO_FLUSHP)
cond = BURST;
else
- cond = (pxs->desc->rqcfg.brst_len == 1) ? SINGLE : BURST;
-
+ cond = (BRST_LEN(pxs->ccr) == 1) ? SINGLE : BURST;
while (cyc--) {
off += _emit_WFP(dry_run, &buf[off], cond, pxs->desc->peri);
--
1.7.9.5
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