drm/amdgpu: Add PSP public function to load a list of FWs

v1: Adds a function to load a list of FWs as passed by the caller. This is
needed as only a select need to loaded for some use cases.

v2: Omit unrelated change, remove info log, fix return value when count is 0
Signed-off-by: Lijo Lazar <lijo.lazar@amd.com>
Reviewed-by: Feifei Xu <Feifei.Xu@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c

@@ -2227,6 +2227,22 @@ static bool fw_load_skip_check(struct psp_context *psp,
 	return false;
 }
 
+int psp_load_fw_list(struct psp_context *psp,
+		     struct amdgpu_firmware_info **ucode_list, int ucode_count)
+{
+	int ret = 0, i;
+	struct amdgpu_firmware_info *ucode;
+
+	for (i = 0; i < ucode_count; ++i) {
+		ucode = ucode_list[i];
+		psp_print_fw_hdr(psp, ucode);
+		ret = psp_execute_np_fw_load(psp, ucode);
+		if (ret)
+			return ret;
+	}
+	return ret;
+}
+
 static int psp_np_fw_load(struct psp_context *psp)
 {
 	int i, ret;

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

@@ -420,4 +420,7 @@ int psp_init_ta_microcode(struct psp_context *psp,
 			  const char *chip_name);
 int psp_get_fw_attestation_records_addr(struct psp_context *psp,
 					uint64_t *output_ptr);
+
+int psp_load_fw_list(struct psp_context *psp,
+		     struct amdgpu_firmware_info **ucode_list, int ucode_count);
 #endif