drm/amdgpu: add psp firmware header info

Defines the header info for the psp firmware.
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Huang Rui <ray.huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/amdgpu/amdgpu_ucode.h

@@ -49,6 +49,14 @@ struct smc_firmware_header_v1_0 {
 	uint32_t ucode_start_addr;
 };
 
+/* version_major=1, version_minor=0 */
+struct psp_firmware_header_v1_0 {
+	struct common_firmware_header header;
+	uint32_t ucode_feature_version;
+	uint32_t sos_offset_bytes;
+	uint32_t sos_size_bytes;
+};
+
 /* version_major=1, version_minor=0 */
 struct gfx_firmware_header_v1_0 {
 	struct common_firmware_header header;
@@ -110,6 +118,7 @@ union amdgpu_firmware_header {
 	struct common_firmware_header common;
 	struct mc_firmware_header_v1_0 mc;
 	struct smc_firmware_header_v1_0 smc;
+	struct psp_firmware_header_v1_0 psp;
 	struct gfx_firmware_header_v1_0 gfx;
 	struct rlc_firmware_header_v1_0 rlc;
 	struct rlc_firmware_header_v2_0 rlc_v2_0;