[alsa-devel] [PATCH] ASoC: kirkwood: fix external clock probe defer
When our call to get the external clock fails, we forget to clean up the enabled internal clock correctly. Enable the clock after we have obtained all our resources.
Fixes: 84aac6c79bfd ("ASoC: kirkwood: fix loss of external clock at probe time") Signed-off-by: Russell King rmk+kernel@armlinux.org.uk --- sound/soc/kirkwood/kirkwood-i2s.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/sound/soc/kirkwood/kirkwood-i2s.c b/sound/soc/kirkwood/kirkwood-i2s.c index 3446a113f482..c323ae314b55 100644 --- a/sound/soc/kirkwood/kirkwood-i2s.c +++ b/sound/soc/kirkwood/kirkwood-i2s.c @@ -559,10 +559,6 @@ static int kirkwood_i2s_dev_probe(struct platform_device *pdev) return PTR_ERR(priv->clk); }
- err = clk_prepare_enable(priv->clk); - if (err < 0) - return err; - priv->extclk = devm_clk_get(&pdev->dev, "extclk"); if (IS_ERR(priv->extclk)) { if (PTR_ERR(priv->extclk) == -EPROBE_DEFER) @@ -578,6 +574,10 @@ static int kirkwood_i2s_dev_probe(struct platform_device *pdev) } }
+ err = clk_prepare_enable(priv->clk); + if (err < 0) + return err; + /* Some sensible defaults - this reflects the powerup values */ priv->ctl_play = KIRKWOOD_PLAYCTL_SIZE_24; priv->ctl_rec = KIRKWOOD_RECCTL_SIZE_24;
The patch
ASoC: kirkwood: fix external clock probe defer
has been applied to the asoc tree at
https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound.git for-5.4
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 4523817d51bc3b2ef38da768d004fda2c8bc41de Mon Sep 17 00:00:00 2001
From: Russell King rmk+kernel@armlinux.org.uk Date: Wed, 23 Oct 2019 14:46:44 +0100 Subject: [PATCH] ASoC: kirkwood: fix external clock probe defer
When our call to get the external clock fails, we forget to clean up the enabled internal clock correctly. Enable the clock after we have obtained all our resources.
Fixes: 84aac6c79bfd ("ASoC: kirkwood: fix loss of external clock at probe time") Signed-off-by: Russell King rmk+kernel@armlinux.org.uk Link: https://lore.kernel.org/r/E1iNGyK-0004oF-6A@rmk-PC.armlinux.org.uk Signed-off-by: Mark Brown broonie@kernel.org --- sound/soc/kirkwood/kirkwood-i2s.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/sound/soc/kirkwood/kirkwood-i2s.c b/sound/soc/kirkwood/kirkwood-i2s.c index 61226fefe1c4..9575a636d016 100644 --- a/sound/soc/kirkwood/kirkwood-i2s.c +++ b/sound/soc/kirkwood/kirkwood-i2s.c @@ -555,10 +555,6 @@ static int kirkwood_i2s_dev_probe(struct platform_device *pdev) return PTR_ERR(priv->clk); }
- err = clk_prepare_enable(priv->clk); - if (err < 0) - return err; - priv->extclk = devm_clk_get(&pdev->dev, "extclk"); if (IS_ERR(priv->extclk)) { if (PTR_ERR(priv->extclk) == -EPROBE_DEFER) @@ -574,6 +570,10 @@ static int kirkwood_i2s_dev_probe(struct platform_device *pdev) } }
+ err = clk_prepare_enable(priv->clk); + if (err < 0) + return err; + /* Some sensible defaults - this reflects the powerup values */ priv->ctl_play = KIRKWOOD_PLAYCTL_SIZE_24; priv->ctl_rec = KIRKWOOD_RECCTL_SIZE_24;
participants (2)
-
Mark Brown
-
Russell King