From 13f040f9e55d41e92e485389123654971e03b819 Mon Sep 17 00:00:00 2001
From: Jaroslav Kysela <perex@perex.cz>
Date: Thu, 28 May 2009 11:31:20 +0200
Subject: [PATCH] ALSA: PCM midlevel: Do not update hw_ptr_jiffies when hw_ptr
 is not changed

Some hardware might have bigger FIFOs and DMA pointer value will be updated
in large chunks. Do not update hw_ptr_jiffies and position timestamp when
hw_ptr value was not changed.

Signed-off-by: Jaroslav Kysela <perex@perex.cz>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
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