From 0a589d80191471754e6f6cab3015a879bca2f7d2 Mon Sep 17 00:00:00 2001 From: Takashi Iwai Date: Wed, 15 Mar 2006 14:08:20 +0100 Subject: [ALSA] ac97 - Clean up obsolete workarounds Modules: AC97 Codec Clean up obsolete workarounds provided only for nm256. Signed-off-by: Takashi Iwai --- include/sound/ac97_codec.h | 3 --- sound/pci/ac97/ac97_codec.c | 8 -------- 2 files changed, 11 deletions(-) diff --git a/include/sound/ac97_codec.h b/include/sound/ac97_codec.h index dee766c17e9cd..b45a737127480 100644 --- a/include/sound/ac97_codec.h +++ b/include/sound/ac97_codec.h @@ -446,8 +446,6 @@ struct snd_ac97_template { unsigned short num; /* number of codec: 0 = primary, 1 = secondary */ unsigned short addr; /* physical address of codec [0-3] */ unsigned int scaps; /* driver capabilities */ - unsigned int limited_regs; /* allow limited registers only */ - DECLARE_BITMAP(reg_accessed, 0x80); /* bit flags */ const struct snd_ac97_res_table *res_table; /* static resolution */ }; @@ -477,7 +475,6 @@ struct snd_ac97 { unsigned int rates[6]; /* see AC97_RATES_* defines */ unsigned int spdif_status; unsigned short regs[0x80]; /* register cache */ - unsigned int limited_regs; /* allow limited registers only */ DECLARE_BITMAP(reg_accessed, 0x80); /* bit flags */ union { /* vendor specific code */ struct { diff --git a/sound/pci/ac97/ac97_codec.c b/sound/pci/ac97/ac97_codec.c index c5bbdcbf54227..278319bbdea19 100644 --- a/sound/pci/ac97/ac97_codec.c +++ b/sound/pci/ac97/ac97_codec.c @@ -192,9 +192,6 @@ static const struct ac97_codec_id snd_ac97_codec_ids[] = { static int snd_ac97_valid_reg(struct snd_ac97 *ac97, unsigned short reg) { - if (ac97->limited_regs && ! test_bit(reg, ac97->reg_accessed)) - return 0; - /* filter some registers for buggy codecs */ switch (ac97->id) { case AC97_ID_AK4540: @@ -1008,9 +1005,6 @@ static int snd_ac97_try_volume_mix(struct snd_ac97 * ac97, int reg) break; } - if (ac97->limited_regs && test_bit(reg, ac97->reg_accessed)) - return 1; /* allow without check */ - val = snd_ac97_read(ac97, reg); if (!(val & mask)) { /* nothing seems to be here - mute flag is not set */ @@ -1866,8 +1860,6 @@ int snd_ac97_mixer(struct snd_ac97_bus *bus, struct snd_ac97_template *template, ac97->num = template->num; ac97->addr = template->addr; ac97->scaps = template->scaps; - ac97->limited_regs = template->limited_regs; - memcpy(ac97->reg_accessed, template->reg_accessed, sizeof(ac97->reg_accessed)); ac97->res_table = template->res_table; bus->codec[ac97->num] = ac97; mutex_init(&ac97->reg_mutex); -- cgit 1.2.3-korg