From: Mehdi Djait Date: Thu, 26 Jun 2025 13:33:54 +0000 (+0200) Subject: media: i2c: ar0521: Use the v4l2 helper for obtaining the clock X-Git-Tag: v6.18-rc1~133^2~358 X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=46fa6e200d9842f697093eef5a43dcc9d6b2dfc8;p=thirdparty%2Fkernel%2Fstable.git media: i2c: ar0521: Use the v4l2 helper for obtaining the clock devm_clk_get() fails on ACPI-based platforms, where firmware does not provide a direct reference to the clock producer. Replace devm_clk_get() with the new v4l2 helper devm_v4l2_sensor_clk_get() that works on both DT- and ACPI-based platforms to retrieve a reference to the clock producer from firmware. Acked-by: Krzysztof Hałasa Reviewed-by: Lad Prabhakar Reviewed-by: Laurent Pinchart Signed-off-by: Mehdi Djait Signed-off-by: Sakari Ailus Signed-off-by: Hans Verkuil --- diff --git a/drivers/media/i2c/ar0521.c b/drivers/media/i2c/ar0521.c index 24873149096c1..939bf590d4b21 100644 --- a/drivers/media/i2c/ar0521.c +++ b/drivers/media/i2c/ar0521.c @@ -1077,11 +1077,10 @@ static int ar0521_probe(struct i2c_client *client) } /* Get master clock (extclk) */ - sensor->extclk = devm_clk_get(dev, "extclk"); - if (IS_ERR(sensor->extclk)) { - dev_err(dev, "failed to get extclk\n"); - return PTR_ERR(sensor->extclk); - } + sensor->extclk = devm_v4l2_sensor_clk_get(dev, "extclk"); + if (IS_ERR(sensor->extclk)) + return dev_err_probe(dev, PTR_ERR(sensor->extclk), + "failed to get extclk\n"); sensor->extclk_freq = clk_get_rate(sensor->extclk);