linux-kernel - [PATCH 04/18] dmaengine/amba-pl08x: Remove redundant comment and rewrite original

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Message-ID: <e2c1bd6941e88f8988b1942c13c20cf436b3a963.1311936524.git.viresh.kumar@st.com>
Date:	Fri, 29 Jul 2011 16:19:14 +0530
From:	Viresh Kumar <viresh.kumar@...com>
To:	<linus.walleij@...aro.org>
Cc:	<vinod.koul@...el.com>, <dan.j.williams@...el.com>,
	<linux-kernel@...r.kernel.org>,
	<linux-arm-kernel@...ts.infradead.org>, <linux@....linux.org.uk>,
	<armando.visconti@...com>, <shiraz.hashim@...com>,
	<vipin.kumar@...com>, <rajeev-dlh.kumar@...com>,
	<deepak.sikri@...com>, <vipulkumar.samar@...com>,
	<amit.virdi@...com>, <viresh.kumar@...com>,
	<pratyush.anand@...com>, <bhupesh.sharma@...com>,
	<viresh.linux@...il.com>
Subject: [PATCH 04/18] dmaengine/amba-pl08x: Remove redundant comment and rewrite original

Similar comment is present over routine also pl08x_choose_master_bus(). Keeping
one of them. Also rewrite that comment to convey message clearly.

Signed-off-by: Viresh Kumar <viresh.kumar@...com>
---
 drivers/dma/amba-pl08x.c |   11 +++--------
 1 files changed, 3 insertions(+), 8 deletions(-)

diff --git a/drivers/dma/amba-pl08x.c b/drivers/dma/amba-pl08x.c
index 1f7c510..4a64fdf 100644
--- a/drivers/dma/amba-pl08x.c
+++ b/drivers/dma/amba-pl08x.c
@@ -498,9 +498,9 @@ struct pl08x_lli_build_data {
 };
 
 /*
- * Autoselect a master bus to use for the transfer this prefers the
- * destination bus if both available if fixed address on one bus the
- * other will be chosen
+ * Autoselect a master bus to use for the transfer
+ * - prefers the destination bus if both available
+ * - if fixed address on one bus the other will be chosen
  */
 static void pl08x_choose_master_bus(struct pl08x_lli_build_data *bd,
 	struct pl08x_bus_data **mbus, struct pl08x_bus_data **sbus, u32 cctl)
@@ -626,11 +626,6 @@ static int pl08x_fill_llis_for_desc(struct pl08x_driver_data *pl08x,
 	/* We need to count this down to zero */
 	bd.remainder = txd->len;
 
-	/*
-	 * Choose bus to align to
-	 * - prefers destination bus if both available
-	 * - if fixed address on one bus chooses other
-	 */
 	pl08x_choose_master_bus(&bd, &mbus, &sbus, cctl);
 
 	dev_vdbg(&pl08x->adev->dev, "src=0x%08x%s/%u dst=0x%08x%s/%u len=%zu "
-- 
1.7.2.2

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