From da43deb116c0cea9ca2174f2ac64985c4d53077e Mon Sep 17 00:00:00 2001 From: Takashi Iwai Date: Thu, 19 Oct 2006 15:20:08 +0200 Subject: [PATCH] [ALSA] Fix AC97 power-saving mode Fix the bug in AC97 power-saving mode that the power isn't turned on when power_save is set to 1 via sysfs during the power off state. Signed-off-by: Takashi Iwai Signed-off-by: Jaroslav Kysela --- sound/pci/ac97/ac97_codec.c | 8 ++------ 1 file changed, 2 insertions(+), 6 deletions(-) diff --git a/sound/pci/ac97/ac97_codec.c b/sound/pci/ac97/ac97_codec.c index a79e91850b..6577b23253 100644 --- a/sound/pci/ac97/ac97_codec.c +++ b/sound/pci/ac97/ac97_codec.c @@ -570,8 +570,7 @@ int snd_ac97_put_volsw(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value ac97->power_up &= ~(1 << (reg>>1)); else ac97->power_up |= 1 << (reg>>1); - if (power_save) - update_power_regs(ac97); + update_power_regs(ac97); } #endif return err; @@ -2337,10 +2336,7 @@ int snd_ac97_update_power(struct snd_ac97 *ac97, int reg, int powerup) } } - if (! power_save) - return 0; - - if (! powerup && ac97->power_workq) + if (power_save && !powerup && ac97->power_workq) /* adjust power-down bits after two seconds delay * (for avoiding loud click noises for many (OSS) apps * that open/close frequently) -- 2.39.5