[Intel-gfx] Baytrail DRM driver Colorkey not available

Jani Nikula jani.nikula at linux.intel.com
Mon Apr 8 14:48:31 UTC 2019

On Thu, 04 Apr 2019, Jim Zhang <Zhang_Jim at cat.com> wrote:
> Dear Sir/Madam:
> I am having an issue with intel Baytrail GPU DRM driver.
> Description:
> Linux kernel version 3.10.61:
> Afer calling function
> properties = drmModeObjectGetProperties(drmfd, plane_id, DRM_MODE_OBJECT_PLANE);
>  it only returns only one property:
>   property->name = "rotation", property->prop_id =4
> It looks like that the Baytrail gpu drm driver does not support colorkey.
> From what kernel version , the Baytrail GPU DRM driver starts support
> colorkey, and is there a way to backport it to kernel 3.10.61?

Perhaps you're looking for the I915_SET_SPRITE_COLORKEY ioctl?


Jani Nikula, Intel Open Source Graphics Center

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