[ALSA] Fix resume of intel8x0

Intel8x0 driver,AC97 Codec
Fix resume of intel8x0 driver.  The ac97 codec didn't restore some registers
properly, and the restore of ICH4 SPDIF and SDIN settings was missing.

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

1 files changed, 2 insertions, 0 deletions

diff --git a/sound/pci/ac97/ac97_codec.c b/sound/pci/ac97/ac97_codec.c
index a4b72cd2eea0..0677d41239a9 100644
--- a/sound/pci/ac97/ac97_codec.c
+++ b/sound/pci/ac97/ac97_codec.c
@@ -367,6 +367,7 @@ int snd_ac97_update(ac97_t *ac97, unsigned short reg, unsigned short value)
                 ac97->regs[reg] = value;
                 ac97->bus->ops->write(ac97, reg, value);
         }
+        set_bit(reg, ac97->reg_accessed);
         up(&ac97->reg_mutex);
         return change;
 }
@@ -410,6 +411,7 @@ int snd_ac97_update_bits_nolock(ac97_t *ac97, unsigned short reg,
                 ac97->regs[reg] = new;
                 ac97->bus->ops->write(ac97, reg, new);
         }
+        set_bit(reg, ac97->reg_accessed);
         return change;
 }