From: Russell King Date: Wed, 23 Oct 2019 13:46:44 +0000 (+0100) Subject: ASoC: kirkwood: fix external clock probe defer X-Git-Tag: v5.3.15~121 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=add67381e925410beb0c9b055e11c5e7e8ad38c1;p=thirdparty%2Fkernel%2Fstable.git ASoC: kirkwood: fix external clock probe defer [ Upstream commit 4523817d51bc3b2ef38da768d004fda2c8bc41de ] 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 Link: https://lore.kernel.org/r/E1iNGyK-0004oF-6A@rmk-PC.armlinux.org.uk Signed-off-by: Mark Brown Signed-off-by: Sasha Levin --- diff --git a/sound/soc/kirkwood/kirkwood-i2s.c b/sound/soc/kirkwood/kirkwood-i2s.c index 3446a113f482e..c323ae314b554 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;