mirrors/linux-stable
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git synced 2024-10-02 15:18:19 +00:00
Code Issues Releases Wiki Activity

drm/amd/display: dmub back door load

Browse source 
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>
This commit is contained in:
Hersen Wu 2020-02-05 14:58:53 -05:00 committed by Alex Deucher
parent 017b3e56f8
commit 31a7f4bb17
1 changed files with 4 additions and 5 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

9
drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
View file

@ -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;