Hi Sakari,
On 06/14/2017 11:47 AM, Sakari Ailus wrote:
> The V4L2 flash class initialisation expects struct led_classdev_flash that
> describes an indicator but only uses struct led_classdev which is a field
> iled_cdev in the struct. Use struct iled_cdev only.
>
> Signed-off-by: Sakari Ailus <sakari.ailus@xxxxxxxxxxxxxxx>
> ---
> drivers/media/v4l2-core/v4l2-flash-led-class.c | 19 +++++++------------
> include/media/v4l2-flash-led-class.h | 6 +++---
> 2 files changed, 10 insertions(+), 15 deletions(-)
>
> diff --git a/drivers/media/v4l2-core/v4l2-flash-led-class.c b/drivers/media/v4l2-core/v4l2-flash-led-class.c
> index 7b82881..6d69119 100644
> --- a/drivers/media/v4l2-core/v4l2-flash-led-class.c
> +++ b/drivers/media/v4l2-core/v4l2-flash-led-class.c
> @@ -110,7 +110,7 @@ static void v4l2_flash_set_led_brightness(struct v4l2_flash *v4l2_flash,
> led_set_brightness_sync(&v4l2_flash->fled_cdev->led_cdev,
> brightness);
> } else {
> - led_set_brightness_sync(&v4l2_flash->iled_cdev->led_cdev,
> + led_set_brightness_sync(v4l2_flash->iled_cdev,
> brightness);
> }
> }
> @@ -133,7 +133,7 @@ static int v4l2_flash_update_led_brightness(struct v4l2_flash *v4l2_flash,
> return 0;
> led_cdev = &v4l2_flash->fled_cdev->led_cdev;
> } else {
> - led_cdev = &v4l2_flash->iled_cdev->led_cdev;
> + led_cdev = v4l2_flash->iled_cdev;
> }
>
> ret = led_update_brightness(led_cdev);
> @@ -529,8 +529,7 @@ static int v4l2_flash_open(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh)
> struct v4l2_flash *v4l2_flash = v4l2_subdev_to_v4l2_flash(sd);
> struct led_classdev_flash *fled_cdev = v4l2_flash->fled_cdev;
> struct led_classdev *led_cdev = &fled_cdev->led_cdev;
> - struct led_classdev_flash *iled_cdev = v4l2_flash->iled_cdev;
> - struct led_classdev *led_cdev_ind = NULL;
> + struct led_classdev *led_cdev_ind = v4l2_flash->iled_cdev;
> int ret = 0;
>
> if (!v4l2_fh_is_singular(&fh->vfh))
> @@ -543,9 +542,7 @@ static int v4l2_flash_open(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh)
>
> mutex_unlock(&led_cdev->led_access);
>
> - if (iled_cdev) {
> - led_cdev_ind = &iled_cdev->led_cdev;
> -
> + if (led_cdev_ind) {
> mutex_lock(&led_cdev_ind->led_access);
>
> led_sysfs_disable(led_cdev_ind);
> @@ -578,7 +575,7 @@ static int v4l2_flash_close(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh)
> struct v4l2_flash *v4l2_flash = v4l2_subdev_to_v4l2_flash(sd);
> struct led_classdev_flash *fled_cdev = v4l2_flash->fled_cdev;
> struct led_classdev *led_cdev = &fled_cdev->led_cdev;
> - struct led_classdev_flash *iled_cdev = v4l2_flash->iled_cdev;
> + struct led_classdev *led_cdev_ind = v4l2_flash->iled_cdev;
> int ret = 0;
>
> if (!v4l2_fh_is_singular(&fh->vfh))
> @@ -593,9 +590,7 @@ static int v4l2_flash_close(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh)
>
> mutex_unlock(&led_cdev->led_access);
>
> - if (iled_cdev) {
> - struct led_classdev *led_cdev_ind = &iled_cdev->led_cdev;
> -
> + if (led_cdev_ind) {
> mutex_lock(&led_cdev_ind->led_access);
> led_sysfs_enable(led_cdev_ind);
> mutex_unlock(&led_cdev_ind->led_access);
> @@ -614,7 +609,7 @@ static const struct v4l2_subdev_ops v4l2_flash_subdev_ops;
> struct v4l2_flash *v4l2_flash_init(
> struct device *dev, struct fwnode_handle *fwn,
> struct led_classdev_flash *fled_cdev,
> - struct led_classdev_flash *iled_cdev,
> + struct led_classdev *iled_cdev,
> const struct v4l2_flash_ops *ops,
> struct v4l2_flash_config *config)
> {
> diff --git a/include/media/v4l2-flash-led-class.h b/include/media/v4l2-flash-led-class.h
> index f9dcd54..54e31a8 100644
> --- a/include/media/v4l2-flash-led-class.h
> +++ b/include/media/v4l2-flash-led-class.h
> @@ -85,7 +85,7 @@ struct v4l2_flash_config {
> */
> struct v4l2_flash {
> struct led_classdev_flash *fled_cdev;
> - struct led_classdev_flash *iled_cdev;
> + struct led_classdev *iled_cdev;
> const struct v4l2_flash_ops *ops;
>
> struct v4l2_subdev sd;
> @@ -124,7 +124,7 @@ static inline struct v4l2_flash *v4l2_ctrl_to_v4l2_flash(struct v4l2_ctrl *c)
> struct v4l2_flash *v4l2_flash_init(
> struct device *dev, struct fwnode_handle *fwn,
> struct led_classdev_flash *fled_cdev,
> - struct led_classdev_flash *iled_cdev,
> + struct led_classdev *iled_cdev,
> const struct v4l2_flash_ops *ops,
> struct v4l2_flash_config *config);
>
> @@ -140,7 +140,7 @@ void v4l2_flash_release(struct v4l2_flash *v4l2_flash);
> static inline struct v4l2_flash *v4l2_flash_init(
> struct device *dev, struct fwnode_handle *fwn,
> struct led_classdev_flash *fled_cdev,
> - struct led_classdev_flash *iled_cdev,
> + struct led_classdev *iled_cdev,
> const struct v4l2_flash_ops *ops,
> struct v4l2_flash_config *config)
> {
>
Reviewed-by: Jacek Anaszewski <jacek.anaszewski@xxxxxxxxx>
--
Best regards,
Jacek Anaszewski
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