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| author | Robert Jarzmik <robert.jarzmik@free.fr> | 2017-09-02 21:54:06 +0200 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2017-09-04 18:24:56 +0100 |
| commit | 6f8acad646d29fbf5665a6e0c9adae71c3c2131e (patch) | |
| tree | 872fbd3a3e4c81e523424eecb68ba94cc03285f2 /sound/soc/pxa | |
| parent | 8d43344108c9945456128b75b69beee594b64ed6 (diff) | |
| download | linux-6f8acad646d29fbf5665a6e0c9adae71c3c2131e.tar.bz2 | |
ASoC: arm: make pxa2xx-ac97-lib ac97 codec agnostic
All pxa library functions don't use the input parameters for nothing but
slot number. This simplifies their prototypes, and makes them usable by
both the legacy ac97 bus and the new ac97 bus.
Signed-off-by: Robert Jarzmik <robert.jarzmik@free.fr>
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/pxa')
| -rw-r--r-- | sound/soc/pxa/pxa2xx-ac97.c | 32 |
1 files changed, 26 insertions, 6 deletions
diff --git a/sound/soc/pxa/pxa2xx-ac97.c b/sound/soc/pxa/pxa2xx-ac97.c index f49bf02e5ec2..803818aabee9 100644 --- a/sound/soc/pxa/pxa2xx-ac97.c +++ b/sound/soc/pxa/pxa2xx-ac97.c @@ -29,21 +29,41 @@ static void pxa2xx_ac97_warm_reset(struct snd_ac97 *ac97) { - pxa2xx_ac97_try_warm_reset(ac97); + pxa2xx_ac97_try_warm_reset(); - pxa2xx_ac97_finish_reset(ac97); + pxa2xx_ac97_finish_reset(); } static void pxa2xx_ac97_cold_reset(struct snd_ac97 *ac97) { - pxa2xx_ac97_try_cold_reset(ac97); + pxa2xx_ac97_try_cold_reset(); - pxa2xx_ac97_finish_reset(ac97); + pxa2xx_ac97_finish_reset(); +} + +static unsigned short pxa2xx_ac97_legacy_read(struct snd_ac97 *ac97, + unsigned short reg) +{ + int ret; + + ret = pxa2xx_ac97_read(ac97->num, reg); + if (ret < 0) + return 0; + else + return (unsigned short)(ret & 0xffff); +} + +static void pxa2xx_ac97_legacy_write(struct snd_ac97 *ac97, + unsigned short reg, unsigned short val) +{ + int ret; + + ret = pxa2xx_ac97_write(ac97->num, reg, val); } static struct snd_ac97_bus_ops pxa2xx_ac97_ops = { - .read = pxa2xx_ac97_read, - .write = pxa2xx_ac97_write, + .read = pxa2xx_ac97_legacy_read, + .write = pxa2xx_ac97_legacy_write, .warm_reset = pxa2xx_ac97_warm_reset, .reset = pxa2xx_ac97_cold_reset, }; |