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path: root/sound/pci/cs46xx/cs46xx_lib.c
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Diffstat (limited to 'sound/pci/cs46xx/cs46xx_lib.c')
-rw-r--r--sound/pci/cs46xx/cs46xx_lib.c52
1 files changed, 27 insertions, 25 deletions
diff --git a/sound/pci/cs46xx/cs46xx_lib.c b/sound/pci/cs46xx/cs46xx_lib.c
index 8fb275d6eb77..69dbf542a6de 100644
--- a/sound/pci/cs46xx/cs46xx_lib.c
+++ b/sound/pci/cs46xx/cs46xx_lib.c
@@ -53,6 +53,8 @@
#include <linux/interrupt.h>
#include <linux/slab.h>
#include <linux/gameport.h>
+#include <linux/mutex.h>
+
#include <sound/core.h>
#include <sound/control.h>
@@ -909,22 +911,22 @@ static int snd_cs46xx_playback_hw_params(struct snd_pcm_substream *substream,
#ifdef CONFIG_SND_CS46XX_NEW_DSP
snd_assert (sample_rate != 0, return -ENXIO);
- down (&chip->spos_mutex);
+ mutex_lock(&chip->spos_mutex);
if (_cs46xx_adjust_sample_rate (chip,cpcm,sample_rate)) {
- up (&chip->spos_mutex);
+ mutex_unlock(&chip->spos_mutex);
return -ENXIO;
}
snd_assert (cpcm->pcm_channel != NULL);
if (!cpcm->pcm_channel) {
- up (&chip->spos_mutex);
+ mutex_unlock(&chip->spos_mutex);
return -ENXIO;
}
if (cs46xx_dsp_pcm_channel_set_period (chip,cpcm->pcm_channel,period_size)) {
- up (&chip->spos_mutex);
+ mutex_unlock(&chip->spos_mutex);
return -EINVAL;
}
@@ -965,7 +967,7 @@ static int snd_cs46xx_playback_hw_params(struct snd_pcm_substream *substream,
}
if ((err = snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params))) < 0) {
#ifdef CONFIG_SND_CS46XX_NEW_DSP
- up (&chip->spos_mutex);
+ mutex_unlock(&chip->spos_mutex);
#endif
return err;
}
@@ -989,7 +991,7 @@ static int snd_cs46xx_playback_hw_params(struct snd_pcm_substream *substream,
}
#ifdef CONFIG_SND_CS46XX_NEW_DSP
- up (&chip->spos_mutex);
+ mutex_unlock(&chip->spos_mutex);
#endif
return 0;
@@ -1319,7 +1321,7 @@ static int _cs46xx_playback_open_channel (struct snd_pcm_substream *substream,in
cpcm->substream = substream;
#ifdef CONFIG_SND_CS46XX_NEW_DSP
- down (&chip->spos_mutex);
+ mutex_lock(&chip->spos_mutex);
cpcm->pcm_channel = NULL;
cpcm->pcm_channel_id = pcm_channel_id;
@@ -1328,7 +1330,7 @@ static int _cs46xx_playback_open_channel (struct snd_pcm_substream *substream,in
SNDRV_PCM_HW_PARAM_PERIOD_BYTES,
&hw_constraints_period_sizes);
- up (&chip->spos_mutex);
+ mutex_unlock(&chip->spos_mutex);
#else
chip->playback_pcm = cpcm; /* HACK */
#endif
@@ -1367,9 +1369,9 @@ static int snd_cs46xx_playback_open_iec958(struct snd_pcm_substream *substream)
snd_printdd("open raw iec958 channel\n");
- down (&chip->spos_mutex);
+ mutex_lock(&chip->spos_mutex);
cs46xx_iec958_pre_open (chip);
- up (&chip->spos_mutex);
+ mutex_unlock(&chip->spos_mutex);
return _cs46xx_playback_open_channel(substream,DSP_IEC958_CHANNEL);
}
@@ -1385,9 +1387,9 @@ static int snd_cs46xx_playback_close_iec958(struct snd_pcm_substream *substream)
err = snd_cs46xx_playback_close(substream);
- down (&chip->spos_mutex);
+ mutex_lock(&chip->spos_mutex);
cs46xx_iec958_post_close (chip);
- up (&chip->spos_mutex);
+ mutex_unlock(&chip->spos_mutex);
return err;
}
@@ -1428,12 +1430,12 @@ static int snd_cs46xx_playback_close(struct snd_pcm_substream *substream)
if (!cpcm) return -ENXIO;
#ifdef CONFIG_SND_CS46XX_NEW_DSP
- down (&chip->spos_mutex);
+ mutex_lock(&chip->spos_mutex);
if (cpcm->pcm_channel) {
cs46xx_dsp_destroy_pcm_channel(chip,cpcm->pcm_channel);
cpcm->pcm_channel = NULL;
}
- up (&chip->spos_mutex);
+ mutex_unlock(&chip->spos_mutex);
#else
chip->playback_pcm = NULL;
#endif
@@ -1848,7 +1850,7 @@ static int snd_cs46xx_iec958_put(struct snd_kcontrol *kcontrol,
switch (kcontrol->private_value) {
case CS46XX_MIXER_SPDIF_OUTPUT_ELEMENT:
- down (&chip->spos_mutex);
+ mutex_lock(&chip->spos_mutex);
change = (chip->dsp_spos_instance->spdif_status_out & DSP_SPDIF_STATUS_OUTPUT_ENABLED);
if (ucontrol->value.integer.value[0] && !change)
cs46xx_dsp_enable_spdif_out(chip);
@@ -1856,7 +1858,7 @@ static int snd_cs46xx_iec958_put(struct snd_kcontrol *kcontrol,
cs46xx_dsp_disable_spdif_out(chip);
res = (change != (chip->dsp_spos_instance->spdif_status_out & DSP_SPDIF_STATUS_OUTPUT_ENABLED));
- up (&chip->spos_mutex);
+ mutex_unlock(&chip->spos_mutex);
break;
case CS46XX_MIXER_SPDIF_INPUT_ELEMENT:
change = chip->dsp_spos_instance->spdif_status_in;
@@ -1997,12 +1999,12 @@ static int snd_cs46xx_spdif_default_get(struct snd_kcontrol *kcontrol,
struct snd_cs46xx *chip = snd_kcontrol_chip(kcontrol);
struct dsp_spos_instance * ins = chip->dsp_spos_instance;
- down (&chip->spos_mutex);
+ mutex_lock(&chip->spos_mutex);
ucontrol->value.iec958.status[0] = _wrap_all_bits((ins->spdif_csuv_default >> 24) & 0xff);
ucontrol->value.iec958.status[1] = _wrap_all_bits((ins->spdif_csuv_default >> 16) & 0xff);
ucontrol->value.iec958.status[2] = 0;
ucontrol->value.iec958.status[3] = _wrap_all_bits((ins->spdif_csuv_default) & 0xff);
- up (&chip->spos_mutex);
+ mutex_unlock(&chip->spos_mutex);
return 0;
}
@@ -2015,7 +2017,7 @@ static int snd_cs46xx_spdif_default_put(struct snd_kcontrol *kcontrol,
unsigned int val;
int change;
- down (&chip->spos_mutex);
+ mutex_lock(&chip->spos_mutex);
val = ((unsigned int)_wrap_all_bits(ucontrol->value.iec958.status[0]) << 24) |
((unsigned int)_wrap_all_bits(ucontrol->value.iec958.status[2]) << 16) |
((unsigned int)_wrap_all_bits(ucontrol->value.iec958.status[3])) |
@@ -2029,7 +2031,7 @@ static int snd_cs46xx_spdif_default_put(struct snd_kcontrol *kcontrol,
if ( !(ins->spdif_status_out & DSP_SPDIF_STATUS_PLAYBACK_OPEN) )
cs46xx_poke_via_dsp (chip,SP_SPDOUT_CSUV,val);
- up (&chip->spos_mutex);
+ mutex_unlock(&chip->spos_mutex);
return change;
}
@@ -2050,12 +2052,12 @@ static int snd_cs46xx_spdif_stream_get(struct snd_kcontrol *kcontrol,
struct snd_cs46xx *chip = snd_kcontrol_chip(kcontrol);
struct dsp_spos_instance * ins = chip->dsp_spos_instance;
- down (&chip->spos_mutex);
+ mutex_lock(&chip->spos_mutex);
ucontrol->value.iec958.status[0] = _wrap_all_bits((ins->spdif_csuv_stream >> 24) & 0xff);
ucontrol->value.iec958.status[1] = _wrap_all_bits((ins->spdif_csuv_stream >> 16) & 0xff);
ucontrol->value.iec958.status[2] = 0;
ucontrol->value.iec958.status[3] = _wrap_all_bits((ins->spdif_csuv_stream) & 0xff);
- up (&chip->spos_mutex);
+ mutex_unlock(&chip->spos_mutex);
return 0;
}
@@ -2068,7 +2070,7 @@ static int snd_cs46xx_spdif_stream_put(struct snd_kcontrol *kcontrol,
unsigned int val;
int change;
- down (&chip->spos_mutex);
+ mutex_lock(&chip->spos_mutex);
val = ((unsigned int)_wrap_all_bits(ucontrol->value.iec958.status[0]) << 24) |
((unsigned int)_wrap_all_bits(ucontrol->value.iec958.status[1]) << 16) |
((unsigned int)_wrap_all_bits(ucontrol->value.iec958.status[3])) |
@@ -2082,7 +2084,7 @@ static int snd_cs46xx_spdif_stream_put(struct snd_kcontrol *kcontrol,
if ( ins->spdif_status_out & DSP_SPDIF_STATUS_PLAYBACK_OPEN )
cs46xx_poke_via_dsp (chip,SP_SPDOUT_CSUV,val);
- up (&chip->spos_mutex);
+ mutex_unlock(&chip->spos_mutex);
return change;
}
@@ -3755,7 +3757,7 @@ int __devinit snd_cs46xx_create(struct snd_card *card,
}
spin_lock_init(&chip->reg_lock);
#ifdef CONFIG_SND_CS46XX_NEW_DSP
- init_MUTEX(&chip->spos_mutex);
+ mutex_init(&chip->spos_mutex);
#endif
chip->card = card;
chip->pci = pci;
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-24 03:39:31 +0000