diff options
| author | Adam Thomson <Adam.Thomson.Opensource@diasemi.com> | 2015-12-22 18:27:51 (GMT) |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2015-12-23 00:11:27 (GMT) |
| commit | 9069bf9bc839d97e07fe17c336eab095c1065cec (patch) | |
| tree | 822a820b979b389c091be9f49bf5cf6d501f9660 /sound/soc/codecs/da7219.c | |
| parent | fdd50a8086422caa456b5f8abb631dda6c551744 (diff) | |
| download | linux-9069bf9bc839d97e07fe17c336eab095c1065cec.tar.xz | |
ASoC: da7219: Disable regulators on probe() failure
If codec probe() function fails after supplies have been enabled
it should really tidy up and disable them again. This patch updates
the probe function to do just that.
Signed-off-by: Adam Thomson <Adam.Thomson.Opensource@diasemi.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/codecs/da7219.c')
| -rw-r--r-- | sound/soc/codecs/da7219.c | 19 |
1 files changed, 15 insertions, 4 deletions
diff --git a/sound/soc/codecs/da7219.c b/sound/soc/codecs/da7219.c index 319e794..9136a8b 100644 --- a/sound/soc/codecs/da7219.c +++ b/sound/soc/codecs/da7219.c @@ -1663,10 +1663,12 @@ static int da7219_probe(struct snd_soc_codec *codec) /* Check if MCLK provided */ da7219->mclk = devm_clk_get(codec->dev, "mclk"); if (IS_ERR(da7219->mclk)) { - if (PTR_ERR(da7219->mclk) != -ENOENT) - return PTR_ERR(da7219->mclk); - else + if (PTR_ERR(da7219->mclk) != -ENOENT) { + ret = PTR_ERR(da7219->mclk); + goto err_disable_reg; + } else { da7219->mclk = NULL; + } } /* Default PC counter to free-running */ @@ -1694,7 +1696,16 @@ static int da7219_probe(struct snd_soc_codec *codec) snd_soc_write(codec, DA7219_TONE_GEN_CYCLES, DA7219_BEEP_CYCLES_MASK); /* Initialise AAD block */ - return da7219_aad_init(codec); + ret = da7219_aad_init(codec); + if (ret) + goto err_disable_reg; + + return 0; + +err_disable_reg: + regulator_bulk_disable(DA7219_NUM_SUPPLIES, da7219->supplies); + + return ret; } static int da7219_remove(struct snd_soc_codec *codec) |