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Commit ec65da38 authored by Marek Olšák's avatar Marek Olšák Committed by Christian König
Browse files

drm/radeon: don't allow RADEON_GEM_DOMAIN_CPU for command submission 



It hangs the hardware.

Signed-off-by: default avatarMarek Olšák <marek.olsak@amd.com>
Reviewed-by: default avatarChristian König <christian.koenig@amd.com>
Cc: stable@vger.kernel.org
parent 60a44540

drivers/gpu/drm/radeon/radeon_cs.c

+6 −0
Original line number Diff line number Diff line
@@ -152,6 +152,12 @@ static int radeon_cs_parser_relocs(struct radeon_cs_parser *p) 
			uint32_t domain = r->write_domain ?

				r->write_domain : r->read_domains;



			if (domain & RADEON_GEM_DOMAIN_CPU) {

				DRM_ERROR("RADEON_GEM_DOMAIN_CPU is not valid "

					  "for command submission\n");

				return -EINVAL;

			}



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

			if (domain == RADEON_GEM_DOMAIN_VRAM)

				domain |= RADEON_GEM_DOMAIN_GTT;