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Date:	Mon, 14 Jul 2014 16:38:25 +0900
From:	Michel Dänzer <michel@...nzer.net>
To:	Oded Gabbay <oded.gabbay@...il.com>,
	David Airlie <airlied@...ux.ie>,
	Alex Deucher <alexander.deucher@....com>,
	Jerome Glisse <j.glisse@...il.com>
CC:	Andrew Lewycky <Andrew.Lewycky@....com>,
	linux-kernel@...r.kernel.org, dri-devel@...ts.freedesktop.org,
	Christian König <christian.koenig@....com>
Subject: Re: [PATCH 02/83] drm/radeon: reduce number of free VMIDs and pipes
 in KV

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
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