diff options
| author | Stephan Gerhold <stephan@gerhold.net> | 2020-07-23 20:38:58 +0200 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2020-07-24 15:01:15 +0100 |
| commit | ed3b53e7ffe91c32a1277de435e3fcb3ad5e852a (patch) | |
| tree | 119fb785fb0489c66cbd9680b2079be6fecdcadf /sound/soc/qcom/sdm845.c | |
| parent | d1e2a97b36131607d33ac3d02e569b494900f1bd (diff) | |
ASoC: qcom: Use devm for resource management
Simplify the machine drivers for newer SoCs a bit by using the
devm_* function calls that automatically release the resources
when the driver is removed or when probing fails.
Signed-off-by: Stephan Gerhold <stephan@gerhold.net>
Tested-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Reviewed-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Cc: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Link: https://lore.kernel.org/r/20200723183904.321040-2-stephan@gerhold.net
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/qcom/sdm845.c')
| -rw-r--r-- | sound/soc/qcom/sdm845.c | 40 |
1 files changed, 6 insertions, 34 deletions
diff --git a/sound/soc/qcom/sdm845.c b/sound/soc/qcom/sdm845.c index e77a88784e61..0d10fba53945 100644 --- a/sound/soc/qcom/sdm845.c +++ b/sound/soc/qcom/sdm845.c @@ -543,16 +543,14 @@ static int sdm845_snd_platform_probe(struct platform_device *pdev) struct device *dev = &pdev->dev; int ret; - card = kzalloc(sizeof(*card), GFP_KERNEL); + card = devm_kzalloc(dev, sizeof(*card), GFP_KERNEL); if (!card) return -ENOMEM; /* Allocate the private data */ - data = kzalloc(sizeof(*data), GFP_KERNEL); - if (!data) { - ret = -ENOMEM; - goto data_alloc_fail; - } + data = devm_kzalloc(dev, sizeof(*data), GFP_KERNEL); + if (!data) + return -ENOMEM; card->dapm_widgets = sdm845_snd_widgets; card->num_dapm_widgets = ARRAY_SIZE(sdm845_snd_widgets); @@ -560,38 +558,13 @@ static int sdm845_snd_platform_probe(struct platform_device *pdev) dev_set_drvdata(dev, card); ret = qcom_snd_parse_of(card); if (ret) - goto parse_dt_fail; + return ret; data->card = card; snd_soc_card_set_drvdata(card, data); sdm845_add_ops(card); - ret = snd_soc_register_card(card); - if (ret) { - dev_err(dev, "Sound card registration failed\n"); - goto register_card_fail; - } - return ret; - -register_card_fail: - kfree(card->dai_link); -parse_dt_fail: - kfree(data); -data_alloc_fail: - kfree(card); - return ret; -} - -static int sdm845_snd_platform_remove(struct platform_device *pdev) -{ - struct snd_soc_card *card = dev_get_drvdata(&pdev->dev); - struct sdm845_snd_data *data = snd_soc_card_get_drvdata(card); - - snd_soc_unregister_card(card); - kfree(card->dai_link); - kfree(data); - kfree(card); - return 0; + return devm_snd_soc_register_card(dev, card); } static const struct of_device_id sdm845_snd_device_id[] = { @@ -604,7 +577,6 @@ MODULE_DEVICE_TABLE(of, sdm845_snd_device_id); static struct platform_driver sdm845_snd_driver = { .probe = sdm845_snd_platform_probe, - .remove = sdm845_snd_platform_remove, .driver = { .name = "msm-snd-sdm845", .of_match_table = sdm845_snd_device_id, |