iwlwifi/fw/pnvm.c

25 	struct iwl_trans *trans = (struct iwl_trans *)data;
28 	IWL_DEBUG_FW(trans,
35 static int iwl_pnvm_handle_section(struct iwl_trans *trans, const u8 *data,
44 	IWL_DEBUG_FW(trans, "Handling PNVM section\n");
58 			IWL_ERR(trans, "invalid TLV len: %zd/%u\n",
68 				IWL_DEBUG_FW(trans,
76 			IWL_DEBUG_FW(trans,
83 				IWL_DEBUG_FW(trans,
95 			IWL_DEBUG_FW(trans,
99 			if (mac_type == CSR_HW_REV_TYPE(trans->hw_rev) &&
100 			    rf_id == CSR_HW_RFID_TYPE(trans->hw_rf_id))
107 			IWL_DEBUG_FW(trans,
113 				IWL_DEBUG_FW(trans, "Ignoring separator.\n");
118 				IWL_DEBUG_FW(trans,
123 			IWL_DEBUG_FW(trans, "Adding data (size %d)\n",
133 			if (iwl_uefi_handle_tlv_mem_desc(trans, data, tlv_len,
138 			IWL_DEBUG_FW(trans,
142 			IWL_DEBUG_FW(trans, "Found TLV 0x%0x, len %d\n",
153 		IWL_DEBUG_FW(trans,
155 			     CSR_HW_REV_TYPE(trans->hw_rev),
156 			     CSR_HW_RFID_TYPE(trans->hw_rf_id));
161 		IWL_DEBUG_FW(trans, "Empty PNVM, skipping.\n");
168 static int iwl_pnvm_parse(struct iwl_trans *trans, const u8 *data,
174 	IWL_DEBUG_FW(trans, "Parsing PNVM file\n");
187 			IWL_ERR(trans, "invalid TLV len: %zd/%u\n",
196 			IWL_DEBUG_FW(trans,
199 			IWL_DEBUG_FW(trans, "sku_id 0x%0x 0x%0x 0x%0x\n",
207 			trans->reduced_cap_sku = false;
208 			rf_type = CSR_HW_RFID_TYPE(trans->hw_rf_id);
209 			if ((trans->sku_id[0] & IWL_PNVM_REDUCED_CAP_BIT) &&
211 				trans->reduced_cap_sku = true;
213 			IWL_DEBUG_FW(trans,
215 				     trans->reduced_cap_sku);
217 			if (trans->sku_id[0] == le32_to_cpu(sku_id->data[0]) &&
218 			    trans->sku_id[1] == le32_to_cpu(sku_id->data[1]) &&
219 			    trans->sku_id[2] == le32_to_cpu(sku_id->data[2])) {
222 				ret = iwl_pnvm_handle_section(trans, data, len,
227 				IWL_DEBUG_FW(trans, "SKU ID didn't match!\n");
238 static int iwl_pnvm_get_from_fs(struct iwl_trans *trans, u8 **data, size_t *len)
245 	iwl_pnvm_get_fs_name(trans, pnvm_name, sizeof(pnvm_name));
247 	ret = firmware_request_nowarn(&pnvm, pnvm_name, trans->dev);
249 		IWL_DEBUG_FW(trans, "PNVM file %s not found %d\n",
297 static void iwl_pnvm_load_pnvm_to_trans(struct iwl_trans *trans,
306 	if (trans->fail_to_parse_pnvm_image)
309 	if (trans->pnvm_loaded)
312 	data = iwl_get_pnvm_image(trans, &length);
314 		trans->fail_to_parse_pnvm_image = true;
322 	ret = iwl_pnvm_parse(trans, data, length, pnvm_data);
324 		trans->fail_to_parse_pnvm_image = true;
328 	ret = iwl_trans_load_pnvm(trans, pnvm_data, capa);
331 	IWL_INFO(trans, "loaded PNVM version %08x\n", pnvm_data->version);
334 	iwl_trans_set_pnvm(trans, capa);
341 iwl_pnvm_load_reduce_power_to_trans(struct iwl_trans *trans,
349 	if (trans->failed_to_load_reduce_power_image)
352 	if (trans->reduce_power_loaded)
355 	data = iwl_uefi_get_reduced_power(trans, &length);
357 		trans->failed_to_load_reduce_power_image = true;
365 	ret = iwl_uefi_reduce_power_parse(trans, data, length, pnvm_data);
367 		trans->failed_to_load_reduce_power_image = true;
371 	ret = iwl_trans_load_reduce_power(trans, pnvm_data, capa);
373 		IWL_DEBUG_FW(trans,
376 		trans->failed_to_load_reduce_power_image = true;
381 	iwl_trans_set_reduce_power(trans, capa);
387 int iwl_pnvm_load(struct iwl_trans *trans,
396 	if (!trans->sku_id[0] && !trans->sku_id[1] && !trans->sku_id[2])
399 	iwl_pnvm_load_pnvm_to_trans(trans, capa);
400 	iwl_pnvm_load_reduce_power_to_trans(trans, capa);
404 				   iwl_pnvm_complete_fn, trans);
407 	iwl_write_umac_prph(trans, UREG_DOORBELL_TO_ISR6,