summaryrefslogtreecommitdiffstats
path: root/sound/pci/ac97/ac97_pcm.c
diff options
context:
space:
mode:
Diffstat (limited to 'sound/pci/ac97/ac97_pcm.c')
-rw-r--r--sound/pci/ac97/ac97_pcm.c10
1 files changed, 9 insertions, 1 deletions
diff --git a/sound/pci/ac97/ac97_pcm.c b/sound/pci/ac97/ac97_pcm.c
index f1488fc..eab0fc9 100644
--- a/sound/pci/ac97/ac97_pcm.c
+++ b/sound/pci/ac97/ac97_pcm.c
@@ -253,7 +253,7 @@ static int set_spdif_rate(struct snd_ac97 *ac97, unsigned short rate)
* AC97_SPDIF is accepted as a pseudo register to modify the SPDIF
* status bits.
*
- * Returns zero if successful, or a negative error code on failure.
+ * Return: Zero if successful, or a negative error code on failure.
*/
int snd_ac97_set_rate(struct snd_ac97 *ac97, int reg, unsigned int rate)
{
@@ -440,6 +440,8 @@ static unsigned int get_rates(struct ac97_pcm *pcm, unsigned int cidx, unsigned
* It assigns available AC97 slots for given PCMs. If none or only
* some slots are available, pcm->xxx.slots and pcm->xxx.rslots[] members
* are reduced and might be zero.
+ *
+ * Return: Zero if successful, or a negative error code on failure.
*/
int snd_ac97_pcm_assign(struct snd_ac97_bus *bus,
unsigned short pcms_count,
@@ -562,6 +564,8 @@ EXPORT_SYMBOL(snd_ac97_pcm_assign);
* @slots: a subset of allocated slots (snd_ac97_pcm_assign) for this pcm
*
* It locks the specified slots and sets the given rate to AC97 registers.
+ *
+ * Return: Zero if successful, or a negative error code on failure.
*/
int snd_ac97_pcm_open(struct ac97_pcm *pcm, unsigned int rate,
enum ac97_pcm_cfg cfg, unsigned short slots)
@@ -644,6 +648,8 @@ EXPORT_SYMBOL(snd_ac97_pcm_open);
* @pcm: the ac97 pcm instance
*
* It frees the locked AC97 slots.
+ *
+ * Return: Zero.
*/
int snd_ac97_pcm_close(struct ac97_pcm *pcm)
{
@@ -718,6 +724,8 @@ static int double_rate_hw_constraint_channels(struct snd_pcm_hw_params *params,
*
* Installs the hardware constraint rules to prevent using double rates and
* more than two channels at the same time.
+ *
+ * Return: Zero if successful, or a negative error code on failure.
*/
int snd_ac97_pcm_double_rate_rules(struct snd_pcm_runtime *runtime)
{
OpenPOWER on IntegriCloud