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Commit 4af87a93 authored by Mark Brown's avatar Mark Brown Committed by Takashi Iwai
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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: default avatarMark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
parent 28aa165c

include/sound/pcm.h

+3 −2
Original line number Diff line number Diff line
@@ -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);

sound/core/pcm_lib.c

+2 −1
Original line number Diff line number Diff line
@@ -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;