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Commit 4f66c599 authored by Christian König's avatar Christian König Committed by Alex Deucher
Browse files

drm/radeon: avoid UVD corruptions on AGP cards 



Putting everything into VRAM seems to help.

Signed-off-by: default avatarChristian König <christian.koenig@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
parent 855f5f1d

drivers/gpu/drm/radeon/radeon_cs.c

+5 −3
Original line number Diff line number Diff line
@@ -81,9 +81,11 @@ static int radeon_cs_parser_relocs(struct radeon_cs_parser *p) 
		p->relocs[i].lobj.bo = p->relocs[i].robj;

		p->relocs[i].lobj.written = !!r->write_domain;



		/* the first reloc of an UVD job is the

		   msg and that must be in VRAM */

		if (p->ring == R600_RING_TYPE_UVD_INDEX && i == 0) {

		/* the first reloc of an UVD job is the msg and that must be in

		   VRAM, also but everything into VRAM on AGP cards to avoid

		   image corruptions */

		if (p->ring == R600_RING_TYPE_UVD_INDEX &&

		    (i == 0 || p->rdev->flags & RADEON_IS_AGP)) {

			/* TODO: is this still needed for NI+ ? */

			p->relocs[i].lobj.domain =

				RADEON_GEM_DOMAIN_VRAM;