From: Chancel Liu chancel.liu@nxp.com
stable inclusion from stable-v6.6.11 commit 4deed2c6027b893e83fe41019460d36524e5d220 bugzilla: https://gitee.com/openeuler/kernel/issues/I99TJK
Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=...
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[ Upstream commit f9d378fc68c43fd41b35133edec9cd902ec334ec ]
There is error message when defer probe happens:
fsl_rpmsg rpmsg_audio: Unbalanced pm_runtime_enable!
Fix the error handler with pm_runtime_enable.
Fixes: b73d9e6225e8 ("ASoC: fsl_rpmsg: Add CPU DAI driver for audio base on rpmsg") Signed-off-by: Chancel Liu chancel.liu@nxp.com Acked-by: Shengjiu Wang shengjiu.wang@gmail.com Link: https://lore.kernel.org/r/20231225080608.967953-1-chancel.liu@nxp.com Signed-off-by: Mark Brown broonie@kernel.org Signed-off-by: Sasha Levin sashal@kernel.org Signed-off-by: ZhangPeng zhangpeng362@huawei.com --- sound/soc/fsl/fsl_rpmsg.c | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-)
diff --git a/sound/soc/fsl/fsl_rpmsg.c b/sound/soc/fsl/fsl_rpmsg.c index abe19a8a7aa7..f7180f1959dd 100644 --- a/sound/soc/fsl/fsl_rpmsg.c +++ b/sound/soc/fsl/fsl_rpmsg.c @@ -239,7 +239,7 @@ static int fsl_rpmsg_probe(struct platform_device *pdev) ret = devm_snd_soc_register_component(&pdev->dev, &fsl_component, &fsl_rpmsg_dai, 1); if (ret) - return ret; + goto err_pm_disable;
rpmsg->card_pdev = platform_device_register_data(&pdev->dev, "imx-audio-rpmsg", @@ -249,16 +249,22 @@ static int fsl_rpmsg_probe(struct platform_device *pdev) if (IS_ERR(rpmsg->card_pdev)) { dev_err(&pdev->dev, "failed to register rpmsg card\n"); ret = PTR_ERR(rpmsg->card_pdev); - return ret; + goto err_pm_disable; }
return 0; + +err_pm_disable: + pm_runtime_disable(&pdev->dev); + return ret; }
static void fsl_rpmsg_remove(struct platform_device *pdev) { struct fsl_rpmsg *rpmsg = platform_get_drvdata(pdev);
+ pm_runtime_disable(&pdev->dev); + if (rpmsg->card_pdev) platform_device_unregister(rpmsg->card_pdev); }