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Code Issues Releases Wiki Activity

drm/amd/display: DMUB Firmware Load by PSP

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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 17:48:39 -05:00 committed by Alex Deucher
parent 31a7f4bb17
commit ddde28a5f3
1 changed files with 12 additions and 2 deletions
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14
drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
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@ -801,10 +801,20 @@ static int dm_dmub_hw_init(struct amdgpu_device *adev)
fw_bss_data_size = le32_to_cpu(hdr->bss_data_bytes);
memcpy(fb_info->fb[DMUB_WINDOW_0_INST_CONST].cpu_addr, fw_inst_const,
fw_inst_const_size);
/* if adev->firmware.load_type == AMDGPU_FW_LOAD_PSP,
* amdgpu_ucode_init_single_fw will load dmub firmware
* fw_inst_const part to cw0; otherwise, the firmware back door load
* will be done by dm_dmub_hw_init
*/
if (adev->firmware.load_type != AMDGPU_FW_LOAD_PSP) {
memcpy(fb_info->fb[DMUB_WINDOW_0_INST_CONST].cpu_addr, fw_inst_const,
fw_inst_const_size);
}
memcpy(fb_info->fb[DMUB_WINDOW_2_BSS_DATA].cpu_addr, fw_bss_data,
fw_bss_data_size);
/* Copy firmware bios info into FB memory. */
memcpy(fb_info->fb[DMUB_WINDOW_3_VBIOS].cpu_addr, adev->bios,
adev->bios_size);