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authorMark Brown <broonie@opensource.wolfsonmicro.com>2011-08-24 20:09:01 +0100
committerMark Brown <broonie@opensource.wolfsonmicro.com>2011-08-31 09:57:35 +0100
commitda1c6ea6cf85544292c30295c70a89e8555358bc (patch)
tree7407347d709bda251c58185909c3d5fc58178587 /include/sound
parentd2dd0540c1dab1ebe4192e69d8dbfcf018ff02b2 (diff)
downloadlinux-da1c6ea6cf85544292c30295c70a89e8555358bc.tar.bz2
ASoC: Allow source specification for CODEC level sysclk
Similarly to PLLs/FLLs some modern CODECs provide selectable system clock sources. When the clock is the clock for a DAI we do not usually need to identify which clock is being configured so can use clk_id for the source clock but with CODEC wide system clocks we will need to specify both the clock being configured and the source. Add a source argument to the CODEC driver set_sysclk() operation to reflect this. As this operation is not as widely used as the DAI set_sysclk() operation the change is not very invasive. We probably ought to go and make the same alternation for DAIs at some point. Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'include/sound')
-rw-r--r--include/sound/soc.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/include/sound/soc.h b/include/sound/soc.h
index 0fc8f15f1aca..24e17be38c19 100644
--- a/include/sound/soc.h
+++ b/include/sound/soc.h
@@ -276,7 +276,7 @@ enum snd_soc_pcm_subclass {
};
int snd_soc_codec_set_sysclk(struct snd_soc_codec *codec, int clk_id,
- unsigned int freq, int dir);
+ int source, unsigned int freq, int dir);
int snd_soc_codec_set_pll(struct snd_soc_codec *codec, int pll_id, int source,
unsigned int freq_in, unsigned int freq_out);
@@ -610,7 +610,7 @@ struct snd_soc_codec_driver {
/* codec wide operations */
int (*set_sysclk)(struct snd_soc_codec *codec,
- int clk_id, unsigned int freq, int dir);
+ int clk_id, int source, unsigned int freq, int dir);
int (*set_pll)(struct snd_soc_codec *codec, int pll_id, int source,
unsigned int freq_in, unsigned int freq_out);