Looks good to me.
Reviewed-by: Nicholas Kazlauskas <[email protected]>
Regards,
Nicholas Kazlauskas
On 2020-07-08 10:15 a.m., Deucher, Alexander wrote:
[AMD Public Use]
[AMD Public Use]
Acked-by: Alex Deucher <[email protected]>
------------------------------------------------------------------------
*From:* Aaron Ma <[email protected]>
*Sent:* Wednesday, July 8, 2020 4:16 AM
*To:* Wentland, Harry <[email protected]>; Li, Sun peng (Leo)
<[email protected]>; Deucher, Alexander <[email protected]>;
Koenig, Christian <[email protected]>; [email protected]
<[email protected]>; [email protected] <[email protected]>;
[email protected] <[email protected]>;
[email protected] <[email protected]>;
[email protected] <[email protected]>;
[email protected] <[email protected]>; [email protected]
<[email protected]>
*Subject:* [PATCH] drm/amd/display: add dmcub check on RENOIR
RENOIR loads dmub fw not dmcu, check dmcu only will prevent loading iram,
it breaks backlight control.
Bug:
https://bugzilla.kernel.org/show_bug.cgi?id=208277
<https://bugzilla.kernel.org/show_bug.cgi?id=208277>
Signed-off-by: Aaron Ma <[email protected]>
---
drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
index 10ac8076d4f2..db5e0bb0d935 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
@@ -1358,7 +1358,7 @@ static int dm_late_init(void *handle)
struct dmcu *dmcu = NULL;
bool ret;
- if (!adev->dm.fw_dmcu)
+ if (!adev->dm.fw_dmcu && !adev->dm.dmub_fw)
return detect_mst_link_for_all_connectors(adev->ddev);
dmcu = adev->dm.dc->res_pool->dmcu;
--
2.25.1
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