[Intel-gfx] [PATCH 6/7] Xv: consolidate xmvc passthrough handling

[Shuang He]

Daniel Vetter wrote:
>  
> -	if (!i830_copy_video_data(scrn, adaptor_priv, width, height,
> -				  &dstPitch, &dstPitch2,
> -				  top, left, npixels, nlines, id, buf))
> -		return BadAlloc;
> +	if (xvmc_passthrough(id)) {
> +		i830_free_video_buffers(adaptor_priv);
> +		if (IS_I965G(intel)) {
> +			adaptor_priv->buf =
> +				drm_intel_bo_gem_create_from_name(intel->bufmgr,
> +								  "xvmc surface",
> +								  (uintptr_t)buf);
> +		} else {
> +			/* XXX: i915 is not support and needs some serious care.
> +			 * grep for KMS in i915_hwmc.c */
> +			return BadAlloc;
>   

XvMC is supported on 945GM for KMS.
In i915_hwmc.c it means only 915G and 915GM, not all i915 (915G/GM, 
945G/GM, G33, ...) platforms.

Thanks
--Shuang

> +		}
> +	} else {
> +		if (!i830_copy_video_data(scrn, adaptor_priv, width, height,
> +					  &dstPitch, &dstPitch2,
> +					  top, left, npixels, nlines, id, buf))
> +			return BadAlloc;
> +	}
>  
>  	if (crtc && adaptor_priv->SyncToVblank != 0) {
>  		i830_wait_for_scanline(scrn, pixmap, crtc, clipBoxes);
>