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Subject[PATCH AUTOSEL 5.7 33/60] drm/amdgpu/display bail early in dm_pp_get_static_clocks
Date
From: Alex Deucher <alexander.deucher@amd.com>

[ Upstream commit 376814f5fcf1aadda501d1413d56e8af85d19a97 ]

If there are no supported callbacks. We'll fall back to the
nominal clocks.

Bug: https://gitlab.freedesktop.org/drm/amd/-/issues/1170
Reviewed-by: Evan Quan <evan.quan@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_pp_smu.c | 2 ++
1 file changed, 2 insertions(+)

diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_pp_smu.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_pp_smu.c
index a2e1a73f66b81..7cee8070cb113 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_pp_smu.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_pp_smu.c
@@ -530,6 +530,8 @@ bool dm_pp_get_static_clocks(
&pp_clk_info);
else if (adev->smu.ppt_funcs)
ret = smu_get_current_clocks(&adev->smu, &pp_clk_info);
+ else
+ return false;
if (ret)
return false;

--
2.25.1
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