91 static int sis_wait_for_ctrl_ready_with_timeout(struct pqi_ctrl_info *ctrl_info,  in sis_wait_for_ctrl_ready_with_timeout()  argument
100 		status = readl(&ctrl_info->registers->sis_firmware_status);  in sis_wait_for_ctrl_ready_with_timeout()
103 				dev_err(&ctrl_info->pci_dev->dev,  in sis_wait_for_ctrl_ready_with_timeout()
106 					&ctrl_info->registers->sis_mailbox[7]));  in sis_wait_for_ctrl_ready_with_timeout()
113 			dev_err(&ctrl_info->pci_dev->dev,  in sis_wait_for_ctrl_ready_with_timeout()
124 int sis_wait_for_ctrl_ready(struct pqi_ctrl_info *ctrl_info)  in sis_wait_for_ctrl_ready()  argument
126 	return sis_wait_for_ctrl_ready_with_timeout(ctrl_info,  in sis_wait_for_ctrl_ready()
130 int sis_wait_for_ctrl_ready_resume(struct pqi_ctrl_info *ctrl_info)  in sis_wait_for_ctrl_ready_resume()  argument
132 	return sis_wait_for_ctrl_ready_with_timeout(ctrl_info,  in sis_wait_for_ctrl_ready_resume()
136 bool sis_is_firmware_running(struct pqi_ctrl_info *ctrl_info)  in sis_is_firmware_running()  argument
141 	status = readl(&ctrl_info->registers->sis_firmware_status);  in sis_is_firmware_running()
149 		dev_err(&ctrl_info->pci_dev->dev,  in sis_is_firmware_running()
151 			readl(&ctrl_info->registers->sis_mailbox[7]));  in sis_is_firmware_running()
156 bool sis_is_kernel_up(struct pqi_ctrl_info *ctrl_info)  in sis_is_kernel_up()  argument
158 	return readl(&ctrl_info->registers->sis_firmware_status) &  in sis_is_kernel_up()
162 u32 sis_get_product_id(struct pqi_ctrl_info *ctrl_info)  in sis_get_product_id()  argument
164 	return readl(&ctrl_info->registers->sis_product_identifier);  in sis_get_product_id()
172 static int sis_send_sync_cmd(struct pqi_ctrl_info *ctrl_info,  in sis_send_sync_cmd()  argument
181 	registers = ctrl_info->registers;  in sis_send_sync_cmd()
228 		dev_err(&ctrl_info->pci_dev->dev,  in sis_send_sync_cmd()
249 int sis_get_ctrl_properties(struct pqi_ctrl_info *ctrl_info)  in sis_get_ctrl_properties()  argument
258 	rc = sis_send_sync_cmd(ctrl_info, SIS_CMD_GET_ADAPTER_PROPERTIES,  in sis_get_ctrl_properties()
275 		ctrl_info->pqi_reset_quiesce_supported = true;  in sis_get_ctrl_properties()
280 int sis_get_pqi_capabilities(struct pqi_ctrl_info *ctrl_info)  in sis_get_pqi_capabilities()  argument
287 	rc = sis_send_sync_cmd(ctrl_info, SIS_CMD_GET_PQI_CAPABILITIES,  in sis_get_pqi_capabilities()
292 	ctrl_info->max_sg_entries = params.mailbox[1];  in sis_get_pqi_capabilities()
293 	ctrl_info->max_transfer_size = params.mailbox[2];  in sis_get_pqi_capabilities()
294 	ctrl_info->max_outstanding_requests = params.mailbox[3];  in sis_get_pqi_capabilities()
295 	ctrl_info->config_table_offset = params.mailbox[4];  in sis_get_pqi_capabilities()
296 	ctrl_info->config_table_length = params.mailbox[5];  in sis_get_pqi_capabilities()
301 int sis_init_base_struct_addr(struct pqi_ctrl_info *ctrl_info)  in sis_init_base_struct_addr()  argument
317 	error_buffer_paddr = (unsigned long)ctrl_info->error_buffer_dma_handle;  in sis_init_base_struct_addr()
326 	put_unaligned_le32(ctrl_info->max_io_slots,  in sis_init_base_struct_addr()
329 	bus_address = dma_map_single(&ctrl_info->pci_dev->dev, base_struct,  in sis_init_base_struct_addr()
331 	if (dma_mapping_error(&ctrl_info->pci_dev->dev, bus_address)) {  in sis_init_base_struct_addr()
341 	rc = sis_send_sync_cmd(ctrl_info, SIS_CMD_INIT_BASE_STRUCT_ADDRESS,  in sis_init_base_struct_addr()
344 	dma_unmap_single(&ctrl_info->pci_dev->dev, bus_address,  in sis_init_base_struct_addr()
355 	struct pqi_ctrl_info *ctrl_info, u32 bit)  in sis_wait_for_doorbell_bit_to_clear()  argument
365 			readl(&ctrl_info->registers->sis_host_to_ctrl_doorbell);  in sis_wait_for_doorbell_bit_to_clear()
368 		if (readl(&ctrl_info->registers->sis_firmware_status) &  in sis_wait_for_doorbell_bit_to_clear()
374 			dev_err(&ctrl_info->pci_dev->dev,  in sis_wait_for_doorbell_bit_to_clear()
386 static inline int sis_set_doorbell_bit(struct pqi_ctrl_info *ctrl_info, u32 bit)  in sis_set_doorbell_bit()  argument
388 	writel(bit, &ctrl_info->registers->sis_host_to_ctrl_doorbell);  in sis_set_doorbell_bit()
391 	return sis_wait_for_doorbell_bit_to_clear(ctrl_info, bit);  in sis_set_doorbell_bit()
394 void sis_enable_msix(struct pqi_ctrl_info *ctrl_info)  in sis_enable_msix()  argument
396 	sis_set_doorbell_bit(ctrl_info, SIS_ENABLE_MSIX);  in sis_enable_msix()
399 void sis_enable_intx(struct pqi_ctrl_info *ctrl_info)  in sis_enable_intx()  argument
401 	sis_set_doorbell_bit(ctrl_info, SIS_ENABLE_INTX);  in sis_enable_intx()
404 void sis_shutdown_ctrl(struct pqi_ctrl_info *ctrl_info,  in sis_shutdown_ctrl()  argument
407 	if (readl(&ctrl_info->registers->sis_firmware_status) &  in sis_shutdown_ctrl()
411 	if (ctrl_info->firmware_triage_supported)  in sis_shutdown_ctrl()
412 		writel(ctrl_shutdown_reason, &ctrl_info->registers->sis_ctrl_shutdown_reason_code);  in sis_shutdown_ctrl()
414 	writel(SIS_TRIGGER_SHUTDOWN, &ctrl_info->registers->sis_host_to_ctrl_doorbell);  in sis_shutdown_ctrl()
417 int sis_pqi_reset_quiesce(struct pqi_ctrl_info *ctrl_info)  in sis_pqi_reset_quiesce()  argument
419 	return sis_set_doorbell_bit(ctrl_info, SIS_PQI_RESET_QUIESCE);  in sis_pqi_reset_quiesce()
422 int sis_reenable_sis_mode(struct pqi_ctrl_info *ctrl_info)  in sis_reenable_sis_mode()  argument
424 	return sis_set_doorbell_bit(ctrl_info, SIS_REENABLE_SIS_MODE);  in sis_reenable_sis_mode()
427 void sis_write_driver_scratch(struct pqi_ctrl_info *ctrl_info, u32 value)  in sis_write_driver_scratch()  argument
429 	writel(value, &ctrl_info->registers->sis_driver_scratch);  in sis_write_driver_scratch()
433 u32 sis_read_driver_scratch(struct pqi_ctrl_info *ctrl_info)  in sis_read_driver_scratch()  argument
435 	return readl(&ctrl_info->registers->sis_driver_scratch);  in sis_read_driver_scratch()
439 	sis_read_firmware_triage_status(struct pqi_ctrl_info *ctrl_info)  in sis_read_firmware_triage_status()  argument
441 	return ((enum sis_fw_triage_status)(readl(&ctrl_info->registers->sis_firmware_status) &  in sis_read_firmware_triage_status()
445 void sis_soft_reset(struct pqi_ctrl_info *ctrl_info)  in sis_soft_reset()  argument
448 		&ctrl_info->registers->sis_host_to_ctrl_doorbell);  in sis_soft_reset()
454 int sis_wait_for_fw_triage_completion(struct pqi_ctrl_info *ctrl_info)  in sis_wait_for_fw_triage_completion()  argument
462 		status = sis_read_firmware_triage_status(ctrl_info);  in sis_wait_for_fw_triage_completion()
464 			dev_err(&ctrl_info->pci_dev->dev,  in sis_wait_for_fw_triage_completion()
475 			dev_err(&ctrl_info->pci_dev->dev,  in sis_wait_for_fw_triage_completion()