diff options
| author | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2012-03-14 23:48:43 +0400 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2012-03-15 10:35:17 +0400 |
| commit | 4af87a939ef7092fdca267fba473cf8407d6d8e2 (patch) | |
| tree | b35dac738d2e5ec6f778b3095246dbac2a1be255 | |
| parent | 28aa165cc52fa686a55a2a2052fdddad0fbde5eb (diff) | |
| download | linux-4af87a939ef7092fdca267fba473cf8407d6d8e2.tar.xz | |
ALSA: pcm: Constify the list in snd_pcm_hw_constraint_list
Allows the constraint lists to be declared const by drivers which seems
reasonable; there's plenty of other constification we could do if we were
being complete but this was easy and quick.
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
| -rw-r--r-- | include/sound/pcm.h | 5 | ||||
| -rw-r--r-- | sound/core/pcm_lib.c | 3 |
2 files changed, 5 insertions, 3 deletions
diff --git a/include/sound/pcm.h b/include/sound/pcm.h index 0cf91b2f08ca..4ae9e22c4827 100644 --- a/include/sound/pcm.h +++ b/include/sound/pcm.h @@ -264,7 +264,7 @@ struct snd_pcm_hw_constraint_ratdens { struct snd_pcm_hw_constraint_list { unsigned int count; - unsigned int *list; + const unsigned int *list; unsigned int mask; }; @@ -781,7 +781,8 @@ void snd_interval_muldivk(const struct snd_interval *a, const struct snd_interva unsigned int k, struct snd_interval *c); void snd_interval_mulkdiv(const struct snd_interval *a, unsigned int k, const struct snd_interval *b, struct snd_interval *c); -int snd_interval_list(struct snd_interval *i, unsigned int count, unsigned int *list, unsigned int mask); +int snd_interval_list(struct snd_interval *i, unsigned int count, + const unsigned int *list, unsigned int mask); int snd_interval_ratnum(struct snd_interval *i, unsigned int rats_count, struct snd_ratnum *rats, unsigned int *nump, unsigned int *denp); diff --git a/sound/core/pcm_lib.c b/sound/core/pcm_lib.c index 3420bd3da5d7..4d18941178e6 100644 --- a/sound/core/pcm_lib.c +++ b/sound/core/pcm_lib.c @@ -1029,7 +1029,8 @@ static int snd_interval_ratden(struct snd_interval *i, * * Returns non-zero if the value is changed, zero if not changed. */ -int snd_interval_list(struct snd_interval *i, unsigned int count, unsigned int *list, unsigned int mask) +int snd_interval_list(struct snd_interval *i, unsigned int count, + const unsigned int *list, unsigned int mask) { unsigned int k; struct snd_interval list_range; |