[PATCH v2 5/5] drm/exynos: Add plane support with fimd

[Joonyoung Shim]

On 12/15/2011 02:26 AM, Jesse Barnes wrote:
> On Wed, 14 Dec 2011 19:00:15 +0900
> Joonyoung Shim<jy0922.shim at samsung.com>  wrote:
>
>> The exynos fimd supports 5 window overlays. Only one window overlay of
>> fimd is used by the crtc, so we need plane feature to use the rest
>> window overlays.
>>
>> This creates one ioctl exynos specific - DRM_EXYNOS_PLANE_SET_ZPOS, it
>> is the ioctl to decide for user to assign which window overlay.
>>
>> Signed-off-by: Joonyoung Shim<jy0922.shim at samsung.com>
>> Signed-off-by: Inki Dae<inki.dae at samsung.com>
>> Signed-off-by: Kyungmin Park<kyungmin.park at samsung.com>
>> ---
>> v2: consider fixed point about src_x/src_y
> Looks pretty good; the only thing that jumped out was that you don't
> seem to be validating the zpos ioctl parameters for sanity.  Not sure
> if there's much to do, but it may be worth checking for a max zpos or
> something...
>

OK, i added to check to be validating the zpos ioctl parameter.

Thanks.