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

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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>
This commit is contained in:
Haley Teng 2009-10-12 10:38:10 -07:00 committed by Daniel Walker
parent 37521a3181
commit 7632fba051
1 changed files with 1 additions and 1 deletions
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2
arch/arm/mach-msm/smd.c
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@ -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