ALSA: hda - Don't reset BDL unnecessarily

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So far, the prepare callback is called multiple times, BDL entries
are reset and re-programmed at each time.

This patch adds the check to avoid the reset of BDL entries when the
same parameters are used.

Signed-off-by: Takashi Iwai <tiwai@suse.de>

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This commit is contained in:

Takashi Iwai 2009-03-18 15:09:13 +01:00

parent 4a10079345

commit 97b71c94d6

1 changed files with 32 additions and 14 deletions

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46

sound/pci/hda/hda_intel.c

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