diff options
Diffstat (limited to 'sound/pci/ac97/ac97_pcm.c')
| -rw-r--r-- | sound/pci/ac97/ac97_pcm.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/sound/pci/ac97/ac97_pcm.c b/sound/pci/ac97/ac97_pcm.c index f1488fc176d..eab0fc9ff2e 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) { |