[PATCH 02/83] drm/radeon: reduce number of free VMIDs and pipes in KV

Michel Dänzer michel at daenzer.net
Mon Jul 14 00:38:25 PDT 2014


On 11.07.2014 06:50, Oded Gabbay wrote:
> @@ -5876,8 +5871,13 @@ int cik_ib_parse(struct radeon_device *rdev, struct radeon_ib *ib)
>   */
>  int cik_vm_init(struct radeon_device *rdev)
>  {
> -	/* number of VMs */
> -	rdev->vm_manager.nvm = 16;
> +	/*
> +	 * number of VMs
> +	 * VMID 0 is reserved for Graphics
> +	 * radeon compute will use VMIDs 1-7
> +	 * KFD will use VMIDs 8-15
> +	 */
> +	rdev->vm_manager.nvm = 8;

This comment is inaccurate: Graphics can use VMIDs 1-7 as well.


-- 
Earthling Michel Dänzer            |                  http://www.amd.com
Libre software enthusiast          |                Mesa and X developer


More information about the dri-devel mailing list