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Date: Thu, 17 Jul 2014 14:47:56 +0300 From: Oded Gabbay <oded.gabbay@....com> To: Christian König <christian.koenig@....com>, Michel Dänzer <michel@...nzer.net>, 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> Subject: Re: [PATCH 02/83] drm/radeon: reduce number of free VMIDs and pipes in KV 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 > _______________________________________________ > dri-devel mailing list > dri-devel@...ts.freedesktop.org > http://lists.freedesktop.org/mailman/listinfo/dri-devel -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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