From 2ba71978c04d4dba983b4fc658f82eae164c2bca Mon Sep 17 00:00:00 2001 From: Sasha Khapyorsky Date: Thu, 29 Sep 2005 12:58:24 +0200 Subject: [ALSA] Removing obsolete AC97_SHARED_TYPES This patch cleans last ac97 audio/modem codec interception in initialization procedures (ac97_mixer_new()) and removes obsolete SHARED_TYPE 'locking' which prevents from AMC codecs to function correctly. Signed-off-by: Sasha Khapyorsky Signed-off-by: Takashi Iwai diff --git a/include/sound/ac97_codec.h b/include/sound/ac97_codec.h index d11f348..7f0ca79 100644 --- a/include/sound/ac97_codec.h +++ b/include/sound/ac97_codec.h @@ -387,15 +387,6 @@ #define AC97_RATES_MIC_ADC 4 #define AC97_RATES_SPDIF 5 -/* shared controllers */ -enum { - AC97_SHARED_TYPE_NONE, - AC97_SHARED_TYPE_ICH, - AC97_SHARED_TYPE_ATIIXP, - AC97_SHARED_TYPE_VIA, - AC97_SHARED_TYPES -}; - /* * */ @@ -468,7 +459,6 @@ struct _snd_ac97_bus { unsigned short used_slots[2][4]; /* actually used PCM slots */ unsigned short pcms_count; /* count of PCMs */ struct ac97_pcm *pcms; - unsigned int shared_type; /* type of shared controller betwen audio and modem */ ac97_t *codec[4]; snd_info_entry_t *proc; }; diff --git a/sound/pci/ac97/ac97_codec.c b/sound/pci/ac97/ac97_codec.c index 41fc290..56549ad 100644 --- a/sound/pci/ac97/ac97_codec.c +++ b/sound/pci/ac97/ac97_codec.c @@ -220,12 +220,6 @@ const char *snd_ac97_stereo_enhancements[] = /* 31 */ "Reserved 31" }; -/* - * Shared AC97 controllers (ICH, ATIIXP...) - */ -static DECLARE_MUTEX(shared_codec_mutex); -static ac97_t *shared_codec[AC97_SHARED_TYPES][4]; - /* * I/O routines @@ -996,14 +990,8 @@ static int snd_ac97_free(ac97_t *ac97) { if (ac97) { snd_ac97_proc_done(ac97); - if (ac97->bus) { + if (ac97->bus) ac97->bus->codec[ac97->num] = NULL; - if (ac97->bus->shared_type) { - down(&shared_codec_mutex); - shared_codec[ac97->bus->shared_type-1][ac97->num] = NULL; - up(&shared_codec_mutex); - } - } if (ac97->private_free) ac97->private_free(ac97); kfree(ac97); @@ -1889,21 +1877,6 @@ int snd_ac97_mixer(ac97_bus_t *bus, ac97_template_t *template, ac97_t **rac97) snd_assert(bus != NULL && template != NULL, return -EINVAL); snd_assert(template->num < 4 && bus->codec[template->num] == NULL, return -EINVAL); - snd_assert(bus->shared_type <= AC97_SHARED_TYPES, return -EINVAL); - if (bus->shared_type) { - /* already shared? */ - down(&shared_codec_mutex); - ac97 = shared_codec[bus->shared_type-1][template->num]; - if (ac97) { - if ((ac97_is_audio(ac97) && (template->scaps & AC97_SCAP_SKIP_AUDIO)) || - (ac97_is_modem(ac97) && (template->scaps & AC97_SCAP_SKIP_MODEM))) { - up(&shared_codec_mutex); - return -EACCES; /* skip this */ - } - } - up(&shared_codec_mutex); - } - card = bus->card; ac97 = kzalloc(sizeof(*ac97), GFP_KERNEL); if (ac97 == NULL) @@ -2153,7 +2126,7 @@ int snd_ac97_mixer(ac97_bus_t *bus, ac97_template_t *template, ac97_t **rac97) } } /* make sure the proper powerdown bits are cleared */ - if (ac97->scaps) { + if (ac97->scaps && ac97_is_audio(ac97)) { reg = snd_ac97_read(ac97, AC97_EXTENDED_STATUS); if (ac97->scaps & AC97_SCAP_SURROUND_DAC) reg &= ~AC97_EA_PRJ; @@ -2167,13 +2140,6 @@ int snd_ac97_mixer(ac97_bus_t *bus, ac97_template_t *template, ac97_t **rac97) return err; } *rac97 = ac97; - - if (bus->shared_type) { - down(&shared_codec_mutex); - shared_codec[bus->shared_type-1][ac97->num] = ac97; - up(&shared_codec_mutex); - } - return 0; } diff --git a/sound/pci/atiixp.c b/sound/pci/atiixp.c index 241eacf..cb17411 100644 --- a/sound/pci/atiixp.c +++ b/sound/pci/atiixp.c @@ -1372,7 +1372,6 @@ static int __devinit snd_atiixp_mixer_new(atiixp_t *chip, int clock, const char if ((err = snd_ac97_bus(chip->card, 0, &ops, chip, &pbus)) < 0) return err; pbus->clock = clock; - pbus->shared_type = AC97_SHARED_TYPE_ATIIXP; /* shared with modem driver */ chip->ac97_bus = pbus; codec_count = 0; diff --git a/sound/pci/atiixp_modem.c b/sound/pci/atiixp_modem.c index c020c53..a88a6f3 100644 --- a/sound/pci/atiixp_modem.c +++ b/sound/pci/atiixp_modem.c @@ -1068,7 +1068,6 @@ static int __devinit snd_atiixp_mixer_new(atiixp_t *chip, int clock) if ((err = snd_ac97_bus(chip->card, 0, &ops, chip, &pbus)) < 0) return err; pbus->clock = clock; - pbus->shared_type = AC97_SHARED_TYPE_ATIIXP; /* shared with audio driver */ chip->ac97_bus = pbus; codec_count = 0; diff --git a/sound/pci/intel8x0.c b/sound/pci/intel8x0.c index 1a96198..0d11cf7 100644 --- a/sound/pci/intel8x0.c +++ b/sound/pci/intel8x0.c @@ -2022,7 +2022,6 @@ static int __devinit snd_intel8x0_mixer(intel8x0_t *chip, int ac97_clock, const if ((err = snd_ac97_bus(chip->card, 0, ops, chip, &pbus)) < 0) goto __err; pbus->private_free = snd_intel8x0_mixer_free_ac97_bus; - pbus->shared_type = AC97_SHARED_TYPE_ICH; /* shared with modem driver */ if (ac97_clock >= 8000 && ac97_clock <= 48000) pbus->clock = ac97_clock; /* FIXME: my test board doesn't work well with VRA... */ diff --git a/sound/pci/intel8x0m.c b/sound/pci/intel8x0m.c index 2ac1fec..15364d2 100644 --- a/sound/pci/intel8x0m.c +++ b/sound/pci/intel8x0m.c @@ -855,7 +855,6 @@ static int __devinit snd_intel8x0_mixer(intel8x0_t *chip, int ac97_clock) if ((err = snd_ac97_bus(chip->card, 0, &ops, chip, &pbus)) < 0) goto __err; pbus->private_free = snd_intel8x0_mixer_free_ac97_bus; - pbus->shared_type = AC97_SHARED_TYPE_ICH; /* shared with audio driver */ if (ac97_clock >= 8000 && ac97_clock <= 48000) pbus->clock = ac97_clock; chip->ac97_bus = pbus; diff --git a/sound/pci/via82xx.c b/sound/pci/via82xx.c index 3c0205b..ecc4836 100644 --- a/sound/pci/via82xx.c +++ b/sound/pci/via82xx.c @@ -1616,12 +1616,12 @@ static int __devinit snd_via82xx_mixer_new(via82xx_t *chip, const char *quirk_ov return err; chip->ac97_bus->private_free = snd_via82xx_mixer_free_ac97_bus; chip->ac97_bus->clock = chip->ac97_clock; - chip->ac97_bus->shared_type = AC97_SHARED_TYPE_VIA; memset(&ac97, 0, sizeof(ac97)); ac97.private_data = chip; ac97.private_free = snd_via82xx_mixer_free_ac97; ac97.pci = chip->pci; + ac97.scaps = AC97_SCAP_SKIP_MODEM; if ((err = snd_ac97_mixer(chip->ac97_bus, &ac97, &chip->ac97)) < 0) return err; diff --git a/sound/pci/via82xx_modem.c b/sound/pci/via82xx_modem.c index 034dc1c..c3ab8fb 100644 --- a/sound/pci/via82xx_modem.c +++ b/sound/pci/via82xx_modem.c @@ -879,7 +879,6 @@ static int __devinit snd_via82xx_mixer_new(via82xx_t *chip) return err; chip->ac97_bus->private_free = snd_via82xx_mixer_free_ac97_bus; chip->ac97_bus->clock = chip->ac97_clock; - chip->ac97_bus->shared_type = AC97_SHARED_TYPE_VIA; memset(&ac97, 0, sizeof(ac97)); ac97.private_data = chip; -- cgit v0.10.2