20 	int (*rsu_status)(struct m10bmc_sec *sec);
41 static int m10bmc_sec_write(struct m10bmc_sec *sec, const u8 *buf, u32 offset, u32 size)  in m10bmc_sec_write()  argument
43 	struct intel_m10bmc *m10bmc = sec->m10bmc;  in m10bmc_sec_write()
51 	if (sec->m10bmc->flash_bulk_ops)  in m10bmc_sec_write()
52 		return sec->m10bmc->flash_bulk_ops->write(m10bmc, buf, offset, size);  in m10bmc_sec_write()
74 static int m10bmc_sec_read(struct m10bmc_sec *sec, u8 *buf, u32 addr, u32 size)  in m10bmc_sec_read()  argument
76 	struct intel_m10bmc *m10bmc = sec->m10bmc;  in m10bmc_sec_read()
84 	if (sec->m10bmc->flash_bulk_ops)  in m10bmc_sec_read()
85 		return sec->m10bmc->flash_bulk_ops->read(m10bmc, buf, addr, size);  in m10bmc_sec_read()
110 	struct m10bmc_sec *sec = dev_get_drvdata(dev);  in show_root_entry_hash()  local
115 	ret = m10bmc_sec_read(sec, (u8 *)&magic, prog_addr, sizeof(magic));  in show_root_entry_hash()
125 		dev_err(sec->dev, "%s bad sha num bytes %d\n", __func__,  in show_root_entry_hash()
130 	ret = m10bmc_sec_read(sec, hash, reh_addr, sha_num_bytes);  in show_root_entry_hash()
148 	struct m10bmc_sec *sec = dev_get_drvdata(dev);				\
149 	const struct m10bmc_csr_map *csr_map = sec->m10bmc->info->csr_map;	\
169 	struct m10bmc_sec *sec = dev_get_drvdata(dev);  in show_canceled_csk()  local
175 	ret = m10bmc_sec_read(sec, (u8 *)&csk_le32, addr, size);  in show_canceled_csk()
177 		dev_err(sec->dev, "failed to read CSK vector\n");  in show_canceled_csk()
194 	struct m10bmc_sec *sec = dev_get_drvdata(dev);				\
195 	const struct m10bmc_csr_map *csr_map = sec->m10bmc->info->csr_map;	\
214 	struct m10bmc_sec *sec = dev_get_drvdata(dev);  in flash_count_show()  local
215 	const struct m10bmc_csr_map *csr_map = sec->m10bmc->info->csr_map;  in flash_count_show()
226 	ret = m10bmc_sec_read(sec, flash_buf, csr_map->rsu_update_counter,  in flash_count_show()
229 		dev_err(sec->dev, "failed to read flash count\n");  in flash_count_show()
262 static void log_error_regs(struct m10bmc_sec *sec, u32 doorbell)  in log_error_regs()  argument
264 	const struct m10bmc_csr_map *csr_map = sec->m10bmc->info->csr_map;  in log_error_regs()
267 	dev_err(sec->dev, "Doorbell: 0x%08x\n", doorbell);  in log_error_regs()
269 	if (!m10bmc_sys_read(sec->m10bmc, csr_map->auth_result, &auth_result))  in log_error_regs()
270 		dev_err(sec->dev, "RSU auth result: 0x%08x\n", auth_result);  in log_error_regs()
273 static int m10bmc_sec_n3000_rsu_status(struct m10bmc_sec *sec)  in m10bmc_sec_n3000_rsu_status()  argument
275 	const struct m10bmc_csr_map *csr_map = sec->m10bmc->info->csr_map;  in m10bmc_sec_n3000_rsu_status()
279 	ret = m10bmc_sys_read(sec->m10bmc, csr_map->doorbell, &doorbell);  in m10bmc_sec_n3000_rsu_status()
286 static int m10bmc_sec_n6000_rsu_status(struct m10bmc_sec *sec)  in m10bmc_sec_n6000_rsu_status()  argument
288 	const struct m10bmc_csr_map *csr_map = sec->m10bmc->info->csr_map;  in m10bmc_sec_n6000_rsu_status()
292 	ret = m10bmc_sys_read(sec->m10bmc, csr_map->auth_result, &auth_result);  in m10bmc_sec_n6000_rsu_status()
321 static int m10bmc_sec_progress_status(struct m10bmc_sec *sec, u32 *doorbell_reg,  in m10bmc_sec_progress_status()  argument
324 	const struct m10bmc_csr_map *csr_map = sec->m10bmc->info->csr_map;  in m10bmc_sec_progress_status()
327 	ret = m10bmc_sys_read(sec->m10bmc, csr_map->doorbell, doorbell_reg);  in m10bmc_sec_progress_status()
331 	ret = sec->ops->rsu_status(sec);  in m10bmc_sec_progress_status()
341 static enum fw_upload_err rsu_check_idle(struct m10bmc_sec *sec)  in rsu_check_idle()  argument
343 	const struct m10bmc_csr_map *csr_map = sec->m10bmc->info->csr_map;  in rsu_check_idle()
347 	ret = m10bmc_sys_read(sec->m10bmc, csr_map->doorbell, &doorbell);  in rsu_check_idle()
352 		log_error_regs(sec, doorbell);  in rsu_check_idle()
373 static enum fw_upload_err rsu_update_init(struct m10bmc_sec *sec)  in rsu_update_init()  argument
375 	const struct m10bmc_csr_map *csr_map = sec->m10bmc->info->csr_map;  in rsu_update_init()
379 	ret = m10bmc_sys_update_bits(sec->m10bmc, csr_map->doorbell,  in rsu_update_init()
392 				sec, &doorbell_reg, &progress, &status);  in rsu_update_init()
395 		log_error_regs(sec, doorbell_reg);  in rsu_update_init()
402 		dev_warn(sec->dev, "Excessive flash update count detected\n");  in rsu_update_init()
405 		log_error_regs(sec, doorbell_reg);  in rsu_update_init()
412 static enum fw_upload_err rsu_prog_ready(struct m10bmc_sec *sec)  in rsu_prog_ready()  argument
414 	const struct m10bmc_csr_map *csr_map = sec->m10bmc->info->csr_map;  in rsu_prog_ready()
419 	ret = m10bmc_sys_read(sec->m10bmc, csr_map->doorbell, &doorbell);  in rsu_prog_ready()
429 		ret = m10bmc_sys_read(sec->m10bmc, csr_map->doorbell, &doorbell);  in rsu_prog_ready()
436 		log_error_regs(sec, doorbell);  in rsu_prog_ready()
439 		log_error_regs(sec, doorbell);  in rsu_prog_ready()
446 static enum fw_upload_err rsu_send_data(struct m10bmc_sec *sec)  in rsu_send_data()  argument
448 	const struct m10bmc_csr_map *csr_map = sec->m10bmc->info->csr_map;  in rsu_send_data()
452 	ret = m10bmc_sys_update_bits(sec->m10bmc, csr_map->doorbell,  in rsu_send_data()
459 	ret = regmap_read_poll_timeout(sec->m10bmc->regmap,  in rsu_send_data()
467 		log_error_regs(sec, doorbell_reg);  in rsu_send_data()
473 	ret = sec->ops->rsu_status(sec);  in rsu_send_data()
479 		log_error_regs(sec, doorbell_reg);  in rsu_send_data()
486 static int rsu_check_complete(struct m10bmc_sec *sec, u32 *doorbell_reg)  in rsu_check_complete()  argument
490 	if (m10bmc_sec_progress_status(sec, doorbell_reg, &progress, &status))  in rsu_check_complete()
505 static enum fw_upload_err rsu_cancel(struct m10bmc_sec *sec)  in rsu_cancel()  argument
507 	const struct m10bmc_csr_map *csr_map = sec->m10bmc->info->csr_map;  in rsu_cancel()
511 	ret = m10bmc_sys_read(sec->m10bmc, csr_map->doorbell, &doorbell);  in rsu_cancel()
518 	ret = m10bmc_sys_update_bits(sec->m10bmc, csr_map->doorbell,  in rsu_cancel()
531 	struct m10bmc_sec *sec = fwl->dd_handle;  in m10bmc_sec_prepare()  local
534 	sec->cancel_request = false;  in m10bmc_sec_prepare()
539 	if (sec->m10bmc->flash_bulk_ops)  in m10bmc_sec_prepare()
540 		if (sec->m10bmc->flash_bulk_ops->lock_write(sec->m10bmc))  in m10bmc_sec_prepare()
543 	ret = rsu_check_idle(sec);  in m10bmc_sec_prepare()
547 	m10bmc_fw_state_set(sec->m10bmc, M10BMC_FW_STATE_SEC_UPDATE_PREPARE);  in m10bmc_sec_prepare()
549 	ret = rsu_update_init(sec);  in m10bmc_sec_prepare()
553 	ret = rsu_prog_ready(sec);  in m10bmc_sec_prepare()
557 	if (sec->cancel_request) {  in m10bmc_sec_prepare()
558 		ret = rsu_cancel(sec);  in m10bmc_sec_prepare()
562 	m10bmc_fw_state_set(sec->m10bmc, M10BMC_FW_STATE_SEC_UPDATE_WRITE);  in m10bmc_sec_prepare()
567 	m10bmc_fw_state_set(sec->m10bmc, M10BMC_FW_STATE_NORMAL);  in m10bmc_sec_prepare()
570 	if (sec->m10bmc->flash_bulk_ops)  in m10bmc_sec_prepare()
571 		sec->m10bmc->flash_bulk_ops->unlock_write(sec->m10bmc);  in m10bmc_sec_prepare()
580 	struct m10bmc_sec *sec = fwl->dd_handle;  in m10bmc_sec_fw_write()  local
581 	const struct m10bmc_csr_map *csr_map = sec->m10bmc->info->csr_map;  in m10bmc_sec_fw_write()
582 	struct intel_m10bmc *m10bmc = sec->m10bmc;  in m10bmc_sec_fw_write()
586 	if (sec->cancel_request)  in m10bmc_sec_fw_write()
587 		return rsu_cancel(sec);  in m10bmc_sec_fw_write()
593 		log_error_regs(sec, doorbell);  in m10bmc_sec_fw_write()
599 	ret = m10bmc_sec_write(sec, data, offset, blk_size);  in m10bmc_sec_fw_write()
609 	struct m10bmc_sec *sec = fwl->dd_handle;  in m10bmc_sec_poll_complete()  local
614 	if (sec->cancel_request)  in m10bmc_sec_poll_complete()
615 		return rsu_cancel(sec);  in m10bmc_sec_poll_complete()
617 	m10bmc_fw_state_set(sec->m10bmc, M10BMC_FW_STATE_SEC_UPDATE_PROGRAM);  in m10bmc_sec_poll_complete()
619 	result = rsu_send_data(sec);  in m10bmc_sec_poll_complete()
626 		ret = rsu_check_complete(sec, &doorbell);  in m10bmc_sec_poll_complete()
630 		log_error_regs(sec, doorbell);  in m10bmc_sec_poll_complete()
635 		log_error_regs(sec, doorbell);  in m10bmc_sec_poll_complete()
651 	struct m10bmc_sec *sec = fwl->dd_handle;  in m10bmc_sec_cancel()  local
653 	sec->cancel_request = true;  in m10bmc_sec_cancel()
658 	struct m10bmc_sec *sec = fwl->dd_handle;  in m10bmc_sec_cleanup()  local
660 	(void)rsu_cancel(sec);  in m10bmc_sec_cleanup()
662 	m10bmc_fw_state_set(sec->m10bmc, M10BMC_FW_STATE_NORMAL);  in m10bmc_sec_cleanup()
664 	if (sec->m10bmc->flash_bulk_ops)  in m10bmc_sec_cleanup()
665 		sec->m10bmc->flash_bulk_ops->unlock_write(sec->m10bmc);  in m10bmc_sec_cleanup()
688 	struct m10bmc_sec *sec;  in m10bmc_sec_probe()  local
693 	sec = devm_kzalloc(&pdev->dev, sizeof(*sec), GFP_KERNEL);  in m10bmc_sec_probe()
694 	if (!sec)  in m10bmc_sec_probe()
697 	sec->dev = &pdev->dev;  in m10bmc_sec_probe()
698 	sec->m10bmc = dev_get_drvdata(pdev->dev.parent);  in m10bmc_sec_probe()
699 	sec->ops = (struct m10bmc_sec_ops *)platform_get_device_id(pdev)->driver_data;  in m10bmc_sec_probe()
700 	dev_set_drvdata(&pdev->dev, sec);  in m10bmc_sec_probe()
702 	ret = xa_alloc(&fw_upload_xa, &sec->fw_name_id, sec,  in m10bmc_sec_probe()
708 			sec->fw_name_id);  in m10bmc_sec_probe()
709 	sec->fw_name = kmemdup_nul(buf, len, GFP_KERNEL);  in m10bmc_sec_probe()
710 	if (!sec->fw_name) {  in m10bmc_sec_probe()
715 	fwl = firmware_upload_register(THIS_MODULE, sec->dev, sec->fw_name,  in m10bmc_sec_probe()
716 				       &m10bmc_ops, sec);  in m10bmc_sec_probe()
718 		dev_err(sec->dev, "Firmware Upload driver failed to start\n");  in m10bmc_sec_probe()
723 	sec->fwl = fwl;  in m10bmc_sec_probe()
727 	kfree(sec->fw_name);  in m10bmc_sec_probe()
729 	xa_erase(&fw_upload_xa, sec->fw_name_id);  in m10bmc_sec_probe()
735 	struct m10bmc_sec *sec = dev_get_drvdata(&pdev->dev);  in m10bmc_sec_remove()  local
737 	firmware_upload_unregister(sec->fwl);  in m10bmc_sec_remove()
738 	kfree(sec->fw_name);  in m10bmc_sec_remove()
739 	xa_erase(&fw_upload_xa, sec->fw_name_id);  in m10bmc_sec_remove()