drm/radeon: allow concurrent buffer reads

Signed-off-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

1 files changed, 3 insertions, 2 deletions

diff --git a/drivers/gpu/drm/radeon/radeon_cs.c b/drivers/gpu/drm/radeon/radeon_cs.c
index ec4840cb8a07..f662de41ba49 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);
         }
 }