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Diffstat (limited to 'sound/pci/ac97/ac97_codec.c')
-rw-r--r--sound/pci/ac97/ac97_codec.c56
1 files changed, 9 insertions, 47 deletions
diff --git a/sound/pci/ac97/ac97_codec.c b/sound/pci/ac97/ac97_codec.c
index 41fc290149ed..9bde76c4c6a2 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);
@@ -1139,7 +1127,6 @@ snd_kcontrol_t *snd_ac97_cnew(const snd_kcontrol_new_t *_template, ac97_t * ac97
{
snd_kcontrol_new_t template;
memcpy(&template, _template, sizeof(template));
- snd_runtime_check(!template.index, return NULL);
template.index = ac97->num;
return snd_ctl_new1(&template, ac97);
}
@@ -1758,8 +1745,7 @@ static int ac97_reset_wait(ac97_t *ac97, int timeout, int with_modem)
if ((snd_ac97_read(ac97, AC97_REC_GAIN) & 0x7fff) == 0x0a05)
return 0;
}
- set_current_state(TASK_UNINTERRUPTIBLE);
- schedule_timeout(1);
+ schedule_timeout_uninterruptible(1);
} while (time_after_eq(end_time, jiffies));
return -ENODEV;
}
@@ -1889,21 +1875,6 @@ 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)
@@ -2020,8 +1991,7 @@ int snd_ac97_mixer(ac97_bus_t *bus, ac97_template_t *template, ac97_t **rac97)
do {
if ((snd_ac97_read(ac97, AC97_POWERDOWN) & 0x0f) == 0x0f)
goto __ready_ok;
- set_current_state(TASK_UNINTERRUPTIBLE);
- schedule_timeout(1);
+ schedule_timeout_uninterruptible(1);
} while (time_after_eq(end_time, jiffies));
snd_printk(KERN_WARNING "AC'97 %d analog subsections not ready\n", ac97->num);
}
@@ -2053,8 +2023,7 @@ int snd_ac97_mixer(ac97_bus_t *bus, ac97_template_t *template, ac97_t **rac97)
do {
if ((snd_ac97_read(ac97, AC97_EXTENDED_MSTATUS) & tmp) == tmp)
goto __ready_ok;
- set_current_state(TASK_UNINTERRUPTIBLE);
- schedule_timeout(1);
+ schedule_timeout_uninterruptible(1);
} while (time_after_eq(end_time, jiffies));
snd_printk(KERN_WARNING "MC'97 %d converters and GPIO not ready (0x%x)\n", ac97->num, snd_ac97_read(ac97, AC97_EXTENDED_MSTATUS));
}
@@ -2077,6 +2046,8 @@ int snd_ac97_mixer(ac97_bus_t *bus, ac97_template_t *template, ac97_t **rac97)
snd_ac97_update_bits(ac97, AC97_GENERAL_PURPOSE, AC97_GP_DRSS_MASK, AC97_GP_DRSS_78);
if ((snd_ac97_read(ac97, AC97_GENERAL_PURPOSE) & AC97_GP_DRSS_MASK) == AC97_GP_DRSS_78)
ac97->flags |= AC97_DOUBLE_RATE;
+ /* restore to slots 10/11 to avoid the confliction with surrounds */
+ snd_ac97_update_bits(ac97, AC97_GENERAL_PURPOSE, AC97_GP_DRSS_MASK, 0);
}
if (ac97->ext_id & AC97_EI_VRA) { /* VRA support */
snd_ac97_determine_rates(ac97, AC97_PCM_FRONT_DAC_RATE, 0, &ac97->rates[AC97_RATES_FRONT_DAC]);
@@ -2153,7 +2124,7 @@ 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 +2138,6 @@ 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;
}
@@ -2295,8 +2259,7 @@ void snd_ac97_resume(ac97_t *ac97)
do {
if (snd_ac97_read(ac97, AC97_MASTER) == 0x8101)
break;
- set_current_state(TASK_UNINTERRUPTIBLE);
- schedule_timeout(1);
+ schedule_timeout_uninterruptible(1);
} while (time_after_eq(end_time, jiffies));
/* FIXME: extra delay */
ac97->bus->ops->write(ac97, AC97_MASTER, 0x8000);
@@ -2308,8 +2271,7 @@ void snd_ac97_resume(ac97_t *ac97)
unsigned short val = snd_ac97_read(ac97, AC97_EXTENDED_MID);
if (val != 0xffff && (val & 1) != 0)
break;
- set_current_state(TASK_UNINTERRUPTIBLE);
- schedule_timeout(1);
+ schedule_timeout_uninterruptible(1);
} while (time_after_eq(end_time, jiffies));
}
__reset_ready:
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