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authormonk.liu <monk.liu@amd.com>2015-08-13 16:19:54 +0800
committerAlex Deucher <alexander.deucher@amd.com>2015-08-17 16:51:19 -0400
commit1939e3e265d2fb984b56829c51f5843bfc6d5292 (patch)
treeb5a27809441aa7b90df96ed3d30add5daa07f6c2 /drivers
parenta895c222e7ab5f50ec10e209cd4548ecd5dd9443 (diff)
drm/amdgpu: drop bo_list_clone when no scheduler
bo_list_clone() will take a lot of time when bo_list hold too much elements, like above 7000 Signed-off-by: Monk.Liu <monk.liu@amd.com> Reviewed-by: Chunming Zhou <david1.zhou@amd.com> Reviewed-by: Jammy Zhou <jammy.zhou@amd.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c22
1 files changed, 13 insertions, 9 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
index 8796938216d6..07e3380ee0f2 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
@@ -186,15 +186,19 @@ int amdgpu_cs_parser_init(struct amdgpu_cs_parser *p, void *data)
goto out;
}
bo_list = amdgpu_bo_list_get(fpriv, cs->in.bo_list_handle);
- if (bo_list && !bo_list->has_userptr) {
- p->bo_list = amdgpu_bo_list_clone(bo_list);
- amdgpu_bo_list_put(bo_list);
- if (!p->bo_list)
- return -ENOMEM;
- } else if (bo_list && bo_list->has_userptr)
+ if (!amdgpu_enable_scheduler)
p->bo_list = bo_list;
- else
- p->bo_list = NULL;
+ else {
+ if (bo_list && !bo_list->has_userptr) {
+ p->bo_list = amdgpu_bo_list_clone(bo_list);
+ amdgpu_bo_list_put(bo_list);
+ if (!p->bo_list)
+ return -ENOMEM;
+ } else if (bo_list && bo_list->has_userptr)
+ p->bo_list = bo_list;
+ else
+ p->bo_list = NULL;
+ }
/* get chunks */
INIT_LIST_HEAD(&p->validated);
@@ -495,7 +499,7 @@ static void amdgpu_cs_parser_fini_late(struct amdgpu_cs_parser *parser)
if (parser->ctx)
amdgpu_ctx_put(parser->ctx);
if (parser->bo_list) {
- if (!parser->bo_list->has_userptr)
+ if (amdgpu_enable_scheduler && !parser->bo_list->has_userptr)
amdgpu_bo_list_free(parser->bo_list);
else
amdgpu_bo_list_put(parser->bo_list);