From: Christian König Date: Thu, 4 Sep 2014 18:01:54 +0000 (+0200) Subject: drm/radeon: allow concurrent buffer reads X-Git-Tag: v4.0~998^2~42^2 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=298593b609ecbf9e8a99e8a41c8c46acb3528468;p=platform%2Fkernel%2Flinux-amlogic.git drm/radeon: allow concurrent buffer reads Signed-off-by: Christian König Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/radeon/radeon_cs.c b/drivers/gpu/drm/radeon/radeon_cs.c index ec4840c..f662de4 100644 --- a/drivers/gpu/drm/radeon/radeon_cs.c +++ b/drivers/gpu/drm/radeon/radeon_cs.c @@ -183,7 +183,7 @@ static int radeon_cs_parser_relocs(struct radeon_cs_parser *p) } p->relocs[i].tv.bo = &p->relocs[i].robj->tbo; - p->relocs[i].tv.shared = false; + p->relocs[i].tv.shared = !r->write_domain; p->relocs[i].handle = r->handle; radeon_cs_buckets_add(&buckets, &p->relocs[i].tv.head, @@ -260,7 +260,8 @@ static void radeon_cs_sync_rings(struct radeon_cs_parser *p) continue; resv = p->relocs[i].robj->tbo.resv; - radeon_semaphore_sync_resv(p->ib.semaphore, resv, false); + radeon_semaphore_sync_resv(p->ib.semaphore, resv, + p->relocs[i].tv.shared); } }