From bd25b7cae1e763b292f359170e16bccd01c7ee5c Mon Sep 17 00:00:00 2001 From: Ville Syrjala Date: Mon, 4 Sep 2006 12:28:24 +0200 Subject: [PATCH] [ALSA] ac97: Fix AD1819 volume range AD1819 volume registers can hold extra bits which do not affect the actual volume. Add a res_table to the codec patch to fix the problem. PCM, line and mic volume were tested. Signed-off-by: Ville Syrjala Signed-off-by: Takashi Iwai Signed-off-by: Jaroslav Kysela --- sound/pci/ac97/ac97_patch.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/sound/pci/ac97/ac97_patch.c b/sound/pci/ac97/ac97_patch.c index bdd7f89234..9be4ceb683 100644 --- a/sound/pci/ac97/ac97_patch.c +++ b/sound/pci/ac97/ac97_patch.c @@ -1395,6 +1395,17 @@ static void ad1888_resume(struct snd_ac97 *ac97) #endif +static const struct snd_ac97_res_table ad1819_restbl[] = { + { AC97_PHONE, 0x9f1f }, + { AC97_MIC, 0x9f1f }, + { AC97_LINE, 0x9f1f }, + { AC97_CD, 0x9f1f }, + { AC97_VIDEO, 0x9f1f }, + { AC97_AUX, 0x9f1f }, + { AC97_PCM, 0x9f1f }, + { } /* terminator */ +}; + int patch_ad1819(struct snd_ac97 * ac97) { unsigned short scfg; @@ -1402,6 +1413,7 @@ int patch_ad1819(struct snd_ac97 * ac97) // patch for Analog Devices scfg = snd_ac97_read(ac97, AC97_AD_SERIAL_CFG); snd_ac97_write_cache(ac97, AC97_AD_SERIAL_CFG, scfg | 0x7000); /* select all codecs */ + ac97->res_table = ad1819_restbl; return 0; } -- 2.39.5