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authorAurabindo Pillai <aurabindo.pillai@amd.com>2023-08-18 13:36:06 -0400
committerAlex Deucher <alexander.deucher@amd.com>2023-09-11 17:13:35 -0400
commite9981e8e751330cb5aa43d06f2aec080807717e8 (patch)
tree09e96845cc71bd8ae420c141ff707b0904405cd5 /drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c
parentRevert "drm/amd: Disable S/G for APUs when 64GB or more host memory" (diff)
downloadlinux-rng-e9981e8e751330cb5aa43d06f2aec080807717e8.tar.xz
linux-rng-e9981e8e751330cb5aa43d06f2aec080807717e8.zip
drm/amd/display: set default return value for ODM Combine debugfs
[Why&How] Set a default return value of -ENOTSUPP to indicate that the hardware does not support querying ODM Combine mode. Reviewed-by: Rodrigo Siqueira <rodrigo.siqueira@amd.com> Acked-by: Stylon Wang <stylon.wang@amd.com> Signed-off-by: Aurabindo Pillai <aurabindo.pillai@amd.com> Tested-by: Daniel Wheeler <daniel.wheeler@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c')
-rw-r--r--drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c
index 17d1990ea832..05c1ad98a1f6 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c
@@ -1211,7 +1211,7 @@ static int odm_combine_segments_show(struct seq_file *m, void *unused)
struct amdgpu_dm_connector *aconnector = to_amdgpu_dm_connector(connector);
struct dc_link *link = aconnector->dc_link;
struct pipe_ctx *pipe_ctx = NULL;
- int i, segments = 0;
+ int i, segments = -EOPNOTSUPP;
for (i = 0; i < MAX_PIPES; i++) {
pipe_ctx = &link->dc->current_state->res_ctx.pipe_ctx[i];