Takashi Iwai 97b71c94d6 ALSA: hda - Don't reset BDL unnecessarily
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>
2009-03-19 12:53:58 +01:00
..