diff options
| author | Hersen Wu <hersenxs.wu@amd.com> | 2020-02-05 14:58:53 -0500 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2020-02-25 11:02:51 -0500 |
| commit | 31a7f4bb17badca605469362463a2c21863a43cf (patch) | |
| tree | 559d50946326558990b7261e5a58f702a6743070 /drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | |
| parent | 017b3e56f8995182f26b7c9018faa15b847b7cd9 (diff) | |
| download | lwn-31a7f4bb17badca605469362463a2c21863a43cf.tar.gz lwn-31a7f4bb17badca605469362463a2c21863a43cf.zip | |
drm/amd/display: dmub back door load
Signed-off-by: Hersen Wu <hersenxs.wu@amd.com>
Signed-off-by: Jerry (Fangzhi) Zuo <Jerry.Zuo@amd.com>
Reviewed-by: Hersen Wu <hersenxs.wu@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 9 |
1 files changed, 4 insertions, 5 deletions
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 f4e4c42341b9..985ffceb6774 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -823,6 +823,10 @@ static int dm_dmub_hw_init(struct amdgpu_device *adev) hw_params.fb_base = adev->gmc.fb_start; hw_params.fb_offset = adev->gmc.aper_base; + /* backdoor load firmware and trigger dmub running */ + if (adev->firmware.load_type != AMDGPU_FW_LOAD_PSP) + hw_params.load_inst_const = true; + if (dmcu) hw_params.psp_version = dmcu->psp_version; @@ -1192,11 +1196,6 @@ static int dm_dmub_sw_init(struct amdgpu_device *adev) return 0; } - if (adev->firmware.load_type != AMDGPU_FW_LOAD_PSP) { - DRM_WARN("Only PSP firmware loading is supported for DMUB\n"); - return 0; - } - hdr = (const struct dmcub_firmware_header_v1_0 *)adev->dm.dmub_fw->data; adev->firmware.ucode[AMDGPU_UCODE_ID_DMCUB].ucode_id = AMDGPU_UCODE_ID_DMCUB; |