Re: [PATCH 3/5] media: cec: move compat_ioctl handling to cec-api.c

From: Hans Verkuil
Date: Fri Aug 31 2018 - 04:29:11 EST


On 08/27/2018 09:56 PM, Arnd Bergmann wrote:
> All the CEC ioctls are compatible, and they are only implemented
> in one driver, so we can simply let this driver handle them
> natively.
>
> Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>

Reviewed-by: Hans Verkuil <hans.verkuil@xxxxxxxxx>

Mauro, feel free to pick this up when you process the others in this
patch series.

Regards,

Hans

> ---
> drivers/media/cec/cec-api.c | 1 +
> fs/compat_ioctl.c | 12 ------------
> 2 files changed, 1 insertion(+), 12 deletions(-)
>
> diff --git a/drivers/media/cec/cec-api.c b/drivers/media/cec/cec-api.c
> index b6536bbad530..9067728feb60 100644
> --- a/drivers/media/cec/cec-api.c
> +++ b/drivers/media/cec/cec-api.c
> @@ -665,6 +665,7 @@ const struct file_operations cec_devnode_fops = {
> .owner = THIS_MODULE,
> .open = cec_open,
> .unlocked_ioctl = cec_ioctl,
> + .compat_ioctl = cec_ioctl,
> .release = cec_release,
> .poll = cec_poll,
> .llseek = no_llseek,
> diff --git a/fs/compat_ioctl.c b/fs/compat_ioctl.c
> index e38e6c785459..33f48933a865 100644
> --- a/fs/compat_ioctl.c
> +++ b/fs/compat_ioctl.c
> @@ -1195,18 +1195,6 @@ COMPATIBLE_IOCTL(VIDEO_CLEAR_BUFFER)
> COMPATIBLE_IOCTL(VIDEO_SET_STREAMTYPE)
> COMPATIBLE_IOCTL(VIDEO_SET_FORMAT)
> COMPATIBLE_IOCTL(VIDEO_GET_SIZE)
> -/* cec */
> -COMPATIBLE_IOCTL(CEC_ADAP_G_CAPS)
> -COMPATIBLE_IOCTL(CEC_ADAP_G_LOG_ADDRS)
> -COMPATIBLE_IOCTL(CEC_ADAP_S_LOG_ADDRS)
> -COMPATIBLE_IOCTL(CEC_ADAP_G_PHYS_ADDR)
> -COMPATIBLE_IOCTL(CEC_ADAP_S_PHYS_ADDR)
> -COMPATIBLE_IOCTL(CEC_G_MODE)
> -COMPATIBLE_IOCTL(CEC_S_MODE)
> -COMPATIBLE_IOCTL(CEC_TRANSMIT)
> -COMPATIBLE_IOCTL(CEC_RECEIVE)
> -COMPATIBLE_IOCTL(CEC_DQEVENT)
> -
> /* joystick */
> COMPATIBLE_IOCTL(JSIOCGVERSION)
> COMPATIBLE_IOCTL(JSIOCGAXES)
>