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Commit 1561f09a2f91bc258a72225f919807c9e51c8290

Authored by Jaya Kumar
Committed by Jaroslav Kysela
1 parent 1459c7849e
Exists in master and in 7 other branches imx_3.0.35_4.1.0, imx_3.10.17_1.0.1_ga, imx_3.10.53_1.1.0_ga, imx_3.14.28_1.0.0_ga, smarc-imx_3.10.53_1.1.0_ga, smarc-imx_3.14.28_1.0.0_ga, smarc-l5.0.0_1.0.0-ga

[ALSA] AD1888 suspend/resume fix 

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.

Signed-off-by: Jaya Kumar <jayakumar.alsa@gmail.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

Showing 1 changed file with 8 additions and 1 deletions Side-by-side Diff

sound/pci/ac97/ac97_patch.c
Diff comments   View file @ 1561f09
... ... @@ -1371,6 +1371,13 @@
1371 1371  
1372 1372 snd_ac97_restore_iec958(ac97);
1373 1373 }
  1374 +
  1375 +static void ad1888_resume(struct snd_ac97 *ac97)
  1376 +{
  1377 + ad18xx_resume(ac97);
  1378 + snd_ac97_write_cache(ac97, AC97_CODEC_CLASS_REV, 0x8080);
  1379 +}
  1380 +
1374 1381 #endif
1375 1382  
1376 1383 int patch_ad1819(struct snd_ac97 * ac97)
... ... @@ -1844,7 +1851,7 @@
1844 1851 .build_post_spdif = patch_ad198x_post_spdif,
1845 1852 .build_specific = patch_ad1888_specific,
1846 1853 #ifdef CONFIG_PM
1847   - .resume = ad18xx_resume,
  1854 + .resume = ad1888_resume,
1848 1855 #endif
1849 1856 .update_jacks = ad1888_update_jacks,
1850 1857 };