From: Haley Teng <Haley_Teng@htc.com>
Date: Mon, 12 Oct 2009 17:38:10 +0000 (-0700)
Subject: [ARM] msm: smd: Update the correct fTAIL pointer after reading from fifo
X-Git-Tag: v2.6.35-rc1~497^2~42
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=7632fba05197999fb0d24776b567682ebd62f62a;p=karo-tx-linux.git

[ARM] msm: smd: Update the correct fTAIL pointer after reading from fifo

When we read data out of the sender's fifo, we need to advance the sender's
tail pointer, not the receiver's.

Signed-off-by: Haley Teng <Haley_Teng@htc.com>
Acked-by: Dima Zavin <dima@android.com>
Signed-off-by: Daniel Walker <dwalker@codeaurora.org>
---

diff --git a/arch/arm/mach-msm/smd.c b/arch/arm/mach-msm/smd.c
index a88a8fc05f86..3fbba444e99c 100644
--- a/arch/arm/mach-msm/smd.c
+++ b/arch/arm/mach-msm/smd.c
@@ -246,7 +246,7 @@ static void ch_read_done(struct smd_channel *ch, unsigned count)
 {
 	BUG_ON(count > smd_stream_read_avail(ch));
 	ch->recv->tail = (ch->recv->tail + count) & ch->fifo_mask;
-	ch->recv->fTAIL = 1;
+	ch->send->fTAIL = 1;
 }
 
 /* basic read interface to ch_read_{buffer,done} used