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Commit b57efda1 authored by Lars-Peter Clausen's avatar Lars-Peter Clausen Committed by Mark Brown
Browse files

ASoC: wm8988: Constify rate constraints 



The rate constraints in this driver are shared between all device instances. It
should not be (and is not) modified at runtime, so make them const.

Signed-off-by: default avatarLars-Peter Clausen <lars@metafoo.de>
Acked-by: default avatarCharles Keepax <ckeepax@opensource.wolfsonmicro.com>
Signed-off-by: default avatarMark Brown <broonie@linaro.org>
parent 38dbfb59

sound/soc/codecs/wm8988.c

+7 −7
Original line number Original line Diff line number Diff line
@@ -116,7 +116,7 @@ static bool wm8988_writeable(struct device *dev, unsigned int reg) 
struct wm8988_priv {

struct wm8988_priv {

	struct regmap *regmap;

	struct regmap *regmap;

	unsigned int sysclk;

	unsigned int sysclk;

	struct snd_pcm_hw_constraint_list *sysclk_constraints;

	const struct snd_pcm_hw_constraint_list *sysclk_constraints;

};

};





#define wm8988_reset(c)	snd_soc_write(c, WM8988_RESET, 0)

#define wm8988_reset(c)	snd_soc_write(c, WM8988_RESET, 0)
@@ -521,30 +521,30 @@ static inline int get_coeff(int mclk, int rate) 




/* The set of rates we can generate from the above for each SYSCLK */

/* The set of rates we can generate from the above for each SYSCLK */





static unsigned int rates_12288[] = {

static const unsigned int rates_12288[] = {

	8000, 12000, 16000, 24000, 24000, 32000, 48000, 96000,

	8000, 12000, 16000, 24000, 24000, 32000, 48000, 96000,

};

};





static struct snd_pcm_hw_constraint_list constraints_12288 = {

static const struct snd_pcm_hw_constraint_list constraints_12288 = {

	.count	= ARRAY_SIZE(rates_12288),

	.count	= ARRAY_SIZE(rates_12288),

	.list	= rates_12288,

	.list	= rates_12288,

};

};





static unsigned int rates_112896[] = {

static const unsigned int rates_112896[] = {

	8000, 11025, 22050, 44100,

	8000, 11025, 22050, 44100,

};

};





static struct snd_pcm_hw_constraint_list constraints_112896 = {

static const struct snd_pcm_hw_constraint_list constraints_112896 = {

	.count	= ARRAY_SIZE(rates_112896),

	.count	= ARRAY_SIZE(rates_112896),

	.list	= rates_112896,

	.list	= rates_112896,

};

};





static unsigned int rates_12[] = {

static const unsigned int rates_12[] = {

	8000, 11025, 12000, 16000, 22050, 2400, 32000, 41100, 48000,

	8000, 11025, 12000, 16000, 22050, 2400, 32000, 41100, 48000,

	48000, 88235, 96000,

	48000, 88235, 96000,

};

};





static struct snd_pcm_hw_constraint_list constraints_12 = {

static const struct snd_pcm_hw_constraint_list constraints_12 = {

	.count	= ARRAY_SIZE(rates_12),

	.count	= ARRAY_SIZE(rates_12),

	.list	= rates_12,

	.list	= rates_12,

};

};