diff options
| author | Peter Ujfalusi <peter.ujfalusi@nokia.com> | 2010-02-22 13:27:13 +0200 |
|---|---|---|
| committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2010-02-22 14:39:42 +0000 |
| commit | b9dd94a87e5b4d0e864636698931aeeeb3c9d770 (patch) | |
| tree | a605b64474c3e4e6016720b62f479f1e1b6eaca5 | |
| parent | 6c5f1fed49f96a0600aa9a97ac3faf972c33a341 (diff) | |
| download | linux-b9dd94a87e5b4d0e864636698931aeeeb3c9d770.tar.bz2 | |
ASoC: core: On resume also check the soc device state
Check the card->codec on soc_resume to detect if the soc
device is properly initialized.
If the card->codec is NULL, than do not continue the resume
operation, since the device is not initialized properly.
Signed-off-by: Peter Ujfalusi <peter.ujfalusi@nokia.com>
Acked-by: Liam Girdwood <lrg@slimlogic.co.uk>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
| -rw-r--r-- | sound/soc/soc-core.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c index e1c0336868e1..a03bac943aaf 100644 --- a/sound/soc/soc-core.c +++ b/sound/soc/soc-core.c @@ -963,6 +963,12 @@ static int soc_resume(struct device *dev) struct snd_soc_card *card = socdev->card; struct snd_soc_dai *cpu_dai = card->dai_link[0].cpu_dai; + /* If the initialization of this soc device failed, there is no codec + * associated with it. Just bail out in this case. + */ + if (!card->codec) + return 0; + /* AC97 devices might have other drivers hanging off them so * need to resume immediately. Other drivers don't have that * problem and may take a substantial amount of time to resume |