The patch
ASoC: mediatek: fix error handling in mt2701_afe_pcm_dev_probe()
has been applied to the asoc tree at
https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound.git
All being well this means that it will be integrated into the linux-next tree (usually sometime in the next 24 hours) and sent to Linus during the next merge window (or sooner if it is a bug fix), however if problems are discovered then the patch may be dropped or reverted.
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Thanks, Mark
From dd6bb9b16f23f9b95b77713c45bd6182336c5b2e Mon Sep 17 00:00:00 2001
From: Ryder Lee ryder.lee@mediatek.com Date: Tue, 2 Jan 2018 19:47:18 +0800 Subject: [PATCH] ASoC: mediatek: fix error handling in mt2701_afe_pcm_dev_probe()
Fix unbalanced error handling path which will get incorrect counts if probe failed. The .remove() should be adjusted accordingly.
Signed-off-by: Ryder Lee ryder.lee@mediatek.com Tested-by: Garlic Tseng garlic.tseng@mediatek.com Signed-off-by: Mark Brown broonie@kernel.org --- sound/soc/mediatek/mt2701/mt2701-afe-pcm.c | 31 ++++++++++++++---------------- 1 file changed, 14 insertions(+), 17 deletions(-)
diff --git a/sound/soc/mediatek/mt2701/mt2701-afe-pcm.c b/sound/soc/mediatek/mt2701/mt2701-afe-pcm.c index 8fda182f849b..a7362d1cda1b 100644 --- a/sound/soc/mediatek/mt2701/mt2701-afe-pcm.c +++ b/sound/soc/mediatek/mt2701/mt2701-afe-pcm.c @@ -1590,12 +1590,16 @@ static int mt2701_afe_pcm_dev_probe(struct platform_device *pdev) }
platform_set_drvdata(pdev, afe); - pm_runtime_enable(&pdev->dev); - if (!pm_runtime_enabled(&pdev->dev)) - goto err_pm_disable; - pm_runtime_get_sync(&pdev->dev);
- ret = snd_soc_register_platform(&pdev->dev, &mtk_afe_pcm_platform); + pm_runtime_enable(dev); + if (!pm_runtime_enabled(dev)) { + ret = mt2701_afe_runtime_resume(dev); + if (ret) + goto err_pm_disable; + } + pm_runtime_get_sync(dev); + + ret = snd_soc_register_platform(dev, &mtk_afe_pcm_platform); if (ret) { dev_warn(dev, "err_platform\n"); goto err_platform; @@ -1610,35 +1614,28 @@ static int mt2701_afe_pcm_dev_probe(struct platform_device *pdev) goto err_dai_component; }
- mt2701_afe_runtime_resume(&pdev->dev); - return 0;
err_dai_component: - snd_soc_unregister_component(&pdev->dev); - + snd_soc_unregister_platform(dev); err_platform: - snd_soc_unregister_platform(&pdev->dev); - + pm_runtime_put_sync(dev); err_pm_disable: - pm_runtime_disable(&pdev->dev); + pm_runtime_disable(dev);
return ret; }
static int mt2701_afe_pcm_dev_remove(struct platform_device *pdev) { - struct mtk_base_afe *afe = platform_get_drvdata(pdev); - + pm_runtime_put_sync(&pdev->dev); pm_runtime_disable(&pdev->dev); if (!pm_runtime_status_suspended(&pdev->dev)) mt2701_afe_runtime_suspend(&pdev->dev); - pm_runtime_put_sync(&pdev->dev);
snd_soc_unregister_component(&pdev->dev); snd_soc_unregister_platform(&pdev->dev); - /* disable afe clock */ - mt2701_afe_disable_clock(afe); + return 0; }