4.19-stable review patch. If anyone has any objections, please let me know. ------------------ [ Upstream commit 4f9d7225c70dd9d3f406b79e60f8dbd2cd5ae743 ] The imx274 driver uses regmap and the build will fail without it. Fixes: drivers/media/i2c/imx274.c:142:21: error: variable ‘imx274_regmap_config’ has initializer but incomplete type static const struct regmap_config imx274_regmap_config = { ^~~~~~~~~~~~~ drivers/media/i2c/imx274.c:1869:19: error: implicit declaration of function ‘devm_regmap_init_i2c’ [-Werror=implicit-function-declaration] imx274->regmap = devm_regmap_init_i2c(client, &imx274_regmap_config); ^~~~~~~~~~~~~~~~~~~~ and others. Signed-off-by: Luca Ceresoli <luca@xxxxxxxxxxxxxxxx> Signed-off-by: Sakari Ailus <sakari.ailus@xxxxxxxxxxxxxxx> Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@xxxxxxxxxx> Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx> --- drivers/media/i2c/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/media/i2c/Kconfig b/drivers/media/i2c/Kconfig index 041a777dfdee..63c9ac2c6a5f 100644 --- a/drivers/media/i2c/Kconfig +++ b/drivers/media/i2c/Kconfig @@ -611,6 +611,7 @@ config VIDEO_IMX274 tristate "Sony IMX274 sensor support" depends on I2C && VIDEO_V4L2 && VIDEO_V4L2_SUBDEV_API depends on MEDIA_CAMERA_SUPPORT + select REGMAP_I2C ---help--- This is a V4L2 sensor driver for the Sony IMX274 CMOS image sensor. -- 2.19.1