drm/amd/display: DMUB Firmware Load by PSP (ddde28a5) · Commits · 戴 / test

Signed-off-by:

drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c

+12 −2

Original line number	Diff line number	Diff line
		@@ -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);

		/* 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);