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

[Oded Gabbay]

On 14/07/14 10:58, Christian König wrote:
> 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.
Will be fixed in v2 of the patchset

	Oded
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