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path: root/sound/pci/cs46xx/dsp_spos.c
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Diffstat (limited to 'sound/pci/cs46xx/dsp_spos.c')
-rw-r--r--sound/pci/cs46xx/dsp_spos.c70
1 files changed, 27 insertions, 43 deletions
diff --git a/sound/pci/cs46xx/dsp_spos.c b/sound/pci/cs46xx/dsp_spos.c
index e07f85322f1c..3d34575a0e8f 100644
--- a/sound/pci/cs46xx/dsp_spos.c
+++ b/sound/pci/cs46xx/dsp_spos.c
@@ -283,7 +283,7 @@ void cs46xx_dsp_spos_destroy (struct snd_cs46xx * chip)
if (snd_BUG_ON(!ins))
return;
- mutex_lock(&chip->spos_mutex);
+ guard(mutex)(&chip->spos_mutex);
for (i = 0; i < ins->nscb; ++i) {
if (ins->scbs[i].deleted) continue;
@@ -297,7 +297,6 @@ void cs46xx_dsp_spos_destroy (struct snd_cs46xx * chip)
vfree(ins->symbol_table.symbols);
kfree(ins->modules);
kfree(ins);
- mutex_unlock(&chip->spos_mutex);
}
static int dsp_load_parameter(struct snd_cs46xx *chip,
@@ -525,7 +524,7 @@ static void cs46xx_dsp_proc_modules_read (struct snd_info_entry *entry,
struct dsp_spos_instance * ins = chip->dsp_spos_instance;
int i,j;
- mutex_lock(&chip->spos_mutex);
+ guard(mutex)(&chip->spos_mutex);
snd_iprintf(buffer, "MODULES:\n");
for ( i = 0; i < ins->nmodules; ++i ) {
snd_iprintf(buffer, "\n%s:\n", ins->modules[i].module_name);
@@ -538,7 +537,6 @@ static void cs46xx_dsp_proc_modules_read (struct snd_info_entry *entry,
desc->segment_type,desc->offset, desc->size);
}
}
- mutex_unlock(&chip->spos_mutex);
}
static void cs46xx_dsp_proc_task_tree_read (struct snd_info_entry *entry,
@@ -549,7 +547,7 @@ static void cs46xx_dsp_proc_task_tree_read (struct snd_info_entry *entry,
int i, j, col;
void __iomem *dst = chip->region.idx[1].remap_addr + DSP_PARAMETER_BYTE_OFFSET;
- mutex_lock(&chip->spos_mutex);
+ guard(mutex)(&chip->spos_mutex);
snd_iprintf(buffer, "TASK TREES:\n");
for ( i = 0; i < ins->ntask; ++i) {
snd_iprintf(buffer,"\n%04x %s:\n",ins->tasks[i].address,ins->tasks[i].task_name);
@@ -566,7 +564,6 @@ static void cs46xx_dsp_proc_task_tree_read (struct snd_info_entry *entry,
}
snd_iprintf(buffer,"\n");
- mutex_unlock(&chip->spos_mutex);
}
static void cs46xx_dsp_proc_scb_read (struct snd_info_entry *entry,
@@ -576,7 +573,7 @@ static void cs46xx_dsp_proc_scb_read (struct snd_info_entry *entry,
struct dsp_spos_instance * ins = chip->dsp_spos_instance;
int i;
- mutex_lock(&chip->spos_mutex);
+ guard(mutex)(&chip->spos_mutex);
snd_iprintf(buffer, "SCB's:\n");
for ( i = 0; i < ins->nscb; ++i) {
if (ins->scbs[i].deleted)
@@ -599,7 +596,6 @@ static void cs46xx_dsp_proc_scb_read (struct snd_info_entry *entry,
}
snd_iprintf(buffer,"\n");
- mutex_unlock(&chip->spos_mutex);
}
static void cs46xx_dsp_proc_parameter_dump_read (struct snd_info_entry *entry,
@@ -831,14 +827,13 @@ int cs46xx_dsp_proc_init (struct snd_card *card, struct snd_cs46xx *chip)
snd_info_set_text_ops(entry, chip,
cs46xx_dsp_proc_scb_read);
- mutex_lock(&chip->spos_mutex);
+ guard(mutex)(&chip->spos_mutex);
/* register/update SCB's entries on proc */
for (i = 0; i < ins->nscb; ++i) {
if (ins->scbs[i].deleted) continue;
cs46xx_dsp_proc_register_scb_desc (chip, (ins->scbs + i));
}
- mutex_unlock(&chip->spos_mutex);
return 0;
}
@@ -851,12 +846,13 @@ int cs46xx_dsp_proc_done (struct snd_cs46xx *chip)
if (!ins)
return 0;
- mutex_lock(&chip->spos_mutex);
- for (i = 0; i < ins->nscb; ++i) {
- if (ins->scbs[i].deleted) continue;
- cs46xx_dsp_proc_free_scb_desc ( (ins->scbs + i) );
+ scoped_guard(mutex, &chip->spos_mutex) {
+ for (i = 0; i < ins->nscb; ++i) {
+ if (ins->scbs[i].deleted)
+ continue;
+ cs46xx_dsp_proc_free_scb_desc((ins->scbs + i));
+ }
}
- mutex_unlock(&chip->spos_mutex);
snd_info_free_entry(ins->proc_dsp_dir);
ins->proc_dsp_dir = NULL;
@@ -1677,7 +1673,7 @@ int cs46xx_dsp_enable_spdif_in (struct snd_cs46xx *chip)
if (snd_BUG_ON(!ins->spdif_in_src))
return -EINVAL;
- mutex_lock(&chip->spos_mutex);
+ guard(mutex)(&chip->spos_mutex);
if ( ! (ins->spdif_status_out & DSP_SPDIF_STATUS_INPUT_CTRL_ENABLED) ) {
/* time countdown enable */
@@ -1700,7 +1696,7 @@ int cs46xx_dsp_enable_spdif_in (struct snd_cs46xx *chip)
ins->spdif_in_src,
SCB_ON_PARENT_SUBLIST_SCB);
- spin_lock_irq(&chip->reg_lock);
+ guard(spinlock_irq)(&chip->reg_lock);
/* reset SPDIF input sample buffer pointer */
/*snd_cs46xx_poke (chip, (SPDIFI_SCB_INST + 0x0c) << 2,
@@ -1713,15 +1709,12 @@ int cs46xx_dsp_enable_spdif_in (struct snd_cs46xx *chip)
/* unmute SRC volume */
cs46xx_dsp_scb_set_volume (chip,ins->spdif_in_src,0x7fff,0x7fff);
- spin_unlock_irq(&chip->reg_lock);
-
/* set SPDIF input sample rate and unmute
NOTE: only 48khz support for SPDIF input this time */
/* cs46xx_dsp_set_src_sample_rate(chip,ins->spdif_in_src,48000); */
/* monitor state */
ins->spdif_status_in = 1;
- mutex_unlock(&chip->spos_mutex);
return 0;
}
@@ -1735,17 +1728,16 @@ int cs46xx_dsp_disable_spdif_in (struct snd_cs46xx *chip)
if (snd_BUG_ON(!ins->spdif_in_src))
return -EINVAL;
- mutex_lock(&chip->spos_mutex);
+ scoped_guard(mutex, &chip->spos_mutex) {
+ /* Remove the asynchronous receiver SCB */
+ cs46xx_dsp_remove_scb(chip, ins->asynch_rx_scb);
+ ins->asynch_rx_scb = NULL;
- /* Remove the asynchronous receiver SCB */
- cs46xx_dsp_remove_scb (chip,ins->asynch_rx_scb);
- ins->asynch_rx_scb = NULL;
+ cs46xx_src_unlink(chip, ins->spdif_in_src);
- cs46xx_src_unlink(chip,ins->spdif_in_src);
-
- /* monitor state */
- ins->spdif_status_in = 0;
- mutex_unlock(&chip->spos_mutex);
+ /* monitor state */
+ ins->spdif_status_in = 0;
+ }
/* restore amplifier */
chip->active_ctrl(chip, -1);
@@ -1763,10 +1755,9 @@ int cs46xx_dsp_enable_pcm_capture (struct snd_cs46xx *chip)
if (snd_BUG_ON(!ins->ref_snoop_scb))
return -EINVAL;
- mutex_lock(&chip->spos_mutex);
+ guard(mutex)(&chip->spos_mutex);
ins->pcm_input = cs46xx_add_record_source(chip,ins->ref_snoop_scb,PCMSERIALIN_PCM_SCB_ADDR,
"PCMSerialInput_Wave");
- mutex_unlock(&chip->spos_mutex);
return 0;
}
@@ -1778,10 +1769,9 @@ int cs46xx_dsp_disable_pcm_capture (struct snd_cs46xx *chip)
if (snd_BUG_ON(!ins->pcm_input))
return -EINVAL;
- mutex_lock(&chip->spos_mutex);
+ guard(mutex)(&chip->spos_mutex);
cs46xx_dsp_remove_scb (chip,ins->pcm_input);
ins->pcm_input = NULL;
- mutex_unlock(&chip->spos_mutex);
return 0;
}
@@ -1795,10 +1785,9 @@ int cs46xx_dsp_enable_adc_capture (struct snd_cs46xx *chip)
if (snd_BUG_ON(!ins->codec_in_scb))
return -EINVAL;
- mutex_lock(&chip->spos_mutex);
+ guard(mutex)(&chip->spos_mutex);
ins->adc_input = cs46xx_add_record_source(chip,ins->codec_in_scb,PCMSERIALIN_SCB_ADDR,
"PCMSerialInput_ADC");
- mutex_unlock(&chip->spos_mutex);
return 0;
}
@@ -1810,10 +1799,9 @@ int cs46xx_dsp_disable_adc_capture (struct snd_cs46xx *chip)
if (snd_BUG_ON(!ins->adc_input))
return -EINVAL;
- mutex_lock(&chip->spos_mutex);
+ guard(mutex)(&chip->spos_mutex);
cs46xx_dsp_remove_scb (chip,ins->adc_input);
ins->adc_input = NULL;
- mutex_unlock(&chip->spos_mutex);
return 0;
}
@@ -1861,7 +1849,7 @@ int cs46xx_dsp_set_dac_volume (struct snd_cs46xx * chip, u16 left, u16 right)
struct dsp_spos_instance * ins = chip->dsp_spos_instance;
struct dsp_scb_descriptor * scb;
- mutex_lock(&chip->spos_mutex);
+ guard(mutex)(&chip->spos_mutex);
/* main output */
scb = ins->master_mix_scb->sub_list_ptr;
@@ -1880,8 +1868,6 @@ int cs46xx_dsp_set_dac_volume (struct snd_cs46xx * chip, u16 left, u16 right)
ins->dac_volume_left = left;
ins->dac_volume_right = right;
- mutex_unlock(&chip->spos_mutex);
-
return 0;
}
@@ -1889,7 +1875,7 @@ int cs46xx_dsp_set_iec958_volume (struct snd_cs46xx * chip, u16 left, u16 right)
{
struct dsp_spos_instance * ins = chip->dsp_spos_instance;
- mutex_lock(&chip->spos_mutex);
+ guard(mutex)(&chip->spos_mutex);
if (ins->asynch_rx_scb != NULL)
cs46xx_dsp_scb_set_volume (chip,ins->asynch_rx_scb,
@@ -1898,8 +1884,6 @@ int cs46xx_dsp_set_iec958_volume (struct snd_cs46xx * chip, u16 left, u16 right)
ins->spdif_input_volume_left = left;
ins->spdif_input_volume_right = right;
- mutex_unlock(&chip->spos_mutex);
-
return 0;
}
generated by cgit (git 2.34.1) at 2025-10-04 02:38:52 +0000