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Date:	Mon, 14 Jul 2014 09:58:37 +0200
From:	Christian König <christian.koenig@....com>
To:	Michel Dänzer <michel@...nzer.net>,
	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

Am 14.07.2014 09:38, schrieb Michel Dänzer:
> 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.

Actually VMID 0 is reserved for system use and graphics operation only 
use VMIDs 1-7.

Christian.
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