Hi Takashi, Jaroslav,
This patch adds a write to an undocumented register, 0x60 Extended
Codec Register Page in the AD1888 codec. It is neccessary in order
to make suspend/resume work with the AD1888.
Thanks,
Jaya Kumar
Signed-off-by: Jaya Kumar <jayakumar.alsa@xxxxxxxxx>
---
ac97_patch.c | 9 ++++++++-
1 file changed, 8 insertions(+), 1 deletion(-)
---
diff -X linux-2.6.17-rc5/Documentation/dontdiff -uprN linux-2.6.17-rc5-ltv/sound/pci/ac97/ac97_patch.c linux-2.6.17-rc5-noad1888pm/sound/pci/ac97/ac97_patch.c
--- linux-2.6.17-rc5-ltv/sound/pci/ac97/ac97_patch.c 2006-05-25 19:27:30.000000000 +0800
+++ linux-2.6.17-rc5-noad1888pm/sound/pci/ac97/ac97_patch.c 2006-06-18 12:41:38.000000000 +0800
@@ -1367,6 +1367,13 @@ static void ad18xx_resume(struct snd_ac9
snd_ac97_restore_iec958(ac97);
}
+
+static void ad1888_resume(struct snd_ac97 *ac97)
+{
+ ad18xx_resume(ac97);
+ snd_ac97_write_cache(ac97, AC97_CODEC_CLASS_REV, 0x8080);
+}
+
#endif
int patch_ad1819(struct snd_ac97 * ac97)
@@ -1839,7 +1846,7 @@ static struct snd_ac97_build_ops patch_a
.build_post_spdif = patch_ad198x_post_spdif,
.build_specific = patch_ad1888_specific,
#ifdef CONFIG_PM
- .resume = ad18xx_resume,
+ .resume = ad1888_resume,
#endif
.update_jacks = ad1888_update_jacks,
};
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