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authorMehdi Djait <mehdi.djait@linux.intel.com>2025-06-26 16:34:09 +0300
committerHans Verkuil <hverkuil+cisco@kernel.org>2025-08-13 16:10:22 +0300
commitad2089b72798a75423ad4b830fa62dfb5c434451 (patch)
treeec0e53bdb39872c2eeae533012327059cea97887
parent180ea10775458a2f46e1f300f3765da03a1d9362 (diff)
downloadlinux-ad2089b72798a75423ad4b830fa62dfb5c434451.tar.xz
media: i2c: mt9m001: 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. Reviewed-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Mehdi Djait <mehdi.djait@linux.intel.com> Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com> Signed-off-by: Hans Verkuil <hverkuil+cisco@kernel.org>
-rw-r--r--drivers/media/i2c/mt9m001.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/media/i2c/mt9m001.c b/drivers/media/i2c/mt9m001.c
index 12d3e86bdc0f..7a6114d18dfc 100644
--- a/drivers/media/i2c/mt9m001.c
+++ b/drivers/media/i2c/mt9m001.c
@@ -743,9 +743,10 @@ static int mt9m001_probe(struct i2c_client *client)
if (!mt9m001)
return -ENOMEM;
- mt9m001->clk = devm_clk_get(&client->dev, NULL);
+ mt9m001->clk = devm_v4l2_sensor_clk_get(&client->dev, NULL);
if (IS_ERR(mt9m001->clk))
- return PTR_ERR(mt9m001->clk);
+ return dev_err_probe(&client->dev, PTR_ERR(mt9m001->clk),
+ "failed to get the clock\n");
mt9m001->standby_gpio = devm_gpiod_get_optional(&client->dev, "standby",
GPIOD_OUT_LOW);