122 static int twa_aen_read_queue(TW_Device_Extension *tw_dev, int request_id);
124 static void twa_aen_sync_time(TW_Device_Extension *tw_dev, int request_id);
127 static int twa_fill_sense(TW_Device_Extension *tw_dev, int request_id, int copy_sense, int print_ho…
128 static void twa_free_request_id(TW_Device_Extension *tw_dev,int request_id);
129 static void twa_get_request_id(TW_Device_Extension *tw_dev, int *request_id);
140 …TW_Device_Extension *tw_dev, TW_Command_Full *full_command_packet, int request_id, dma_addr_t dma_…
141 static int twa_poll_response(TW_Device_Extension *tw_dev, int request_id, int seconds);
143 static int twa_post_command_packet(TW_Device_Extension *tw_dev, int request_id, char internal);
146 static int twa_scsiop_execute_scsi(TW_Device_Extension *tw_dev, int request_id, char *cdb, int use_…
147 static void twa_scsiop_execute_scsi_complete(TW_Device_Extension *tw_dev, int request_id);
224 static int twa_aen_complete(TW_Device_Extension *tw_dev, int request_id)  in twa_aen_complete()  argument
232 	header = (TW_Command_Apache_Header *)tw_dev->generic_buffer_virt[request_id];  in twa_aen_complete()
235 	full_command_packet = tw_dev->command_packet_virt[request_id];  in twa_aen_complete()
241 		if (twa_aen_read_queue(tw_dev, request_id))  in twa_aen_complete()
254 		twa_aen_sync_time(tw_dev, request_id);  in twa_aen_complete()
261 		if (twa_aen_read_queue(tw_dev, request_id))  in twa_aen_complete()
270 	tw_dev->state[request_id] = TW_S_COMPLETED;  in twa_aen_complete()
271 	twa_free_request_id(tw_dev, request_id);  in twa_aen_complete()
280 	int request_id = 0;  in twa_aen_drain_queue()  local
294 	full_command_packet = tw_dev->command_packet_virt[request_id];  in twa_aen_drain_queue()
305 	sglist[0].address = tw_dev->generic_buffer_phys[request_id];  in twa_aen_drain_queue()
313 	tw_dev->srb[request_id] = NULL;  in twa_aen_drain_queue()
317 		if (twa_scsiop_execute_scsi(tw_dev, request_id, cdb, 1, sglist)) {  in twa_aen_drain_queue()
323 		if (twa_poll_response(tw_dev, request_id, 30)) {  in twa_aen_drain_queue()
330 		header = (TW_Command_Apache_Header *)tw_dev->generic_buffer_virt[request_id];  in twa_aen_drain_queue()
364 	tw_dev->state[request_id] = TW_S_INITIAL;  in twa_aen_drain_queue()
424 static int twa_aen_read_queue(TW_Device_Extension *tw_dev, int request_id)  in twa_aen_read_queue()  argument
431 	full_command_packet = tw_dev->command_packet_virt[request_id];  in twa_aen_read_queue()
442 	sglist[0].address = tw_dev->generic_buffer_phys[request_id];  in twa_aen_read_queue()
445 	tw_dev->srb[request_id] = NULL;  in twa_aen_read_queue()
448 	if (twa_scsiop_execute_scsi(tw_dev, request_id, cdb, 1, sglist)) {  in twa_aen_read_queue()
472 static void twa_aen_sync_time(TW_Device_Extension *tw_dev, int request_id)  in twa_aen_sync_time()  argument
481 	full_command_packet = tw_dev->command_packet_virt[request_id];  in twa_aen_sync_time()
485 	command_packet->request_id = request_id;  in twa_aen_sync_time()
486 …packet->byte8_offset.param.sgl[0].address = TW_CPU_TO_SGL(tw_dev->generic_buffer_phys[request_id]);  in twa_aen_sync_time()
492 	param = (TW_Param_Apache *)tw_dev->generic_buffer_virt[request_id];  in twa_aen_sync_time()
507 	tw_dev->srb[request_id] = NULL;  in twa_aen_sync_time()
510 	twa_post_command_packet(tw_dev, request_id, 1);  in twa_aen_sync_time()
639 	int request_id = 0;  in twa_chrdev_ioctl()  local
691 		twa_get_request_id(tw_dev, &request_id);  in twa_chrdev_ioctl()
694 		tw_dev->srb[request_id] = NULL;  in twa_chrdev_ioctl()
697 		tw_dev->chrdev_request_id = request_id;  in twa_chrdev_ioctl()
702 		twa_load_sgl(tw_dev, full_command_packet, request_id, dma_handle, data_buffer_length_adjusted);  in twa_chrdev_ioctl()
704 …memcpy(tw_dev->command_packet_virt[request_id], &(tw_ioctl->firmware_command), sizeof(TW_Command_F…  in twa_chrdev_ioctl()
707 		twa_post_command_packet(tw_dev, request_id, 1);  in twa_chrdev_ioctl()
727 …memcpy(&(tw_ioctl->firmware_command), tw_dev->command_packet_virt[request_id], sizeof(TW_Command_F…  in twa_chrdev_ioctl()
732 		tw_dev->state[request_id] = TW_S_COMPLETED;  in twa_chrdev_ioctl()
733 		twa_free_request_id(tw_dev, request_id);  in twa_chrdev_ioctl()
981 static int twa_fill_sense(TW_Device_Extension *tw_dev, int request_id, int copy_sense, int print_ho…  in twa_fill_sense()  argument
988 	full_command_packet = tw_dev->command_packet_virt[request_id];  in twa_fill_sense()
1016 …memcpy(tw_dev->srb[request_id]->sense_buffer, full_command_packet->header.sense_data, TW_SENSE_DAT…  in twa_fill_sense()
1017 		tw_dev->srb[request_id]->result = (full_command_packet->command.newcommand.status << 1);  in twa_fill_sense()
1045 static void twa_free_request_id(TW_Device_Extension *tw_dev, int request_id)  in twa_free_request_id()  argument
1047 	tw_dev->free_queue[tw_dev->free_tail] = request_id;  in twa_free_request_id()
1048 	tw_dev->state[request_id] = TW_S_FINISHED;  in twa_free_request_id()
1053 static void *twa_get_param(TW_Device_Extension *tw_dev, int request_id, int table_id, int parameter…  in twa_get_param()  argument
1061 	full_command_packet = tw_dev->command_packet_virt[request_id];  in twa_get_param()
1067 	command_packet->request_id        = request_id;  in twa_get_param()
1071 	param = (TW_Param_Apache *)tw_dev->generic_buffer_virt[request_id];  in twa_get_param()
1077 …packet->byte8_offset.param.sgl[0].address = TW_CPU_TO_SGL(tw_dev->generic_buffer_phys[request_id]);  in twa_get_param()
1081 	twa_post_command_packet(tw_dev, request_id, 1);  in twa_get_param()
1084 	if (twa_poll_response(tw_dev, request_id, 30))  in twa_get_param()
1090 	tw_dev->state[request_id] = TW_S_INITIAL;  in twa_get_param()
1096 static void twa_get_request_id(TW_Device_Extension *tw_dev, int *request_id)  in twa_get_request_id()  argument
1098 	*request_id = tw_dev->free_queue[tw_dev->free_head];  in twa_get_request_id()
1100 	tw_dev->state[*request_id] = TW_S_STARTED;  in twa_get_request_id()
1117 	int request_id = 0, retval = 1;  in twa_initconnection()  local
1120 	full_command_packet = tw_dev->command_packet_virt[request_id];  in twa_initconnection()
1126 	tw_initconnect->request_id = request_id;  in twa_initconnection()
1145 	twa_post_command_packet(tw_dev, request_id, 1);  in twa_initconnection()
1148 	if (twa_poll_response(tw_dev, request_id, 30)) {  in twa_initconnection()
1162 	tw_dev->state[request_id] = TW_S_INITIAL;  in twa_initconnection()
1216 	int request_id, error = 0;  in twa_interrupt()  local
1255 			twa_get_request_id(tw_dev, &request_id);  in twa_interrupt()
1257 			error = twa_aen_read_queue(tw_dev, request_id);  in twa_interrupt()
1259 				tw_dev->state[request_id] = TW_S_COMPLETED;  in twa_interrupt()
1260 				twa_free_request_id(tw_dev, request_id);  in twa_interrupt()
1271 			request_id = tw_dev->pending_queue[tw_dev->pending_head];  in twa_interrupt()
1272 			if (tw_dev->state[request_id] != TW_S_PENDING) {  in twa_interrupt()
1277 			if (twa_post_command_packet(tw_dev, request_id, 1)==0) {  in twa_interrupt()
1294 			request_id = TW_RESID_OUT(response_que.response_id);  in twa_interrupt()
1295 			full_command_packet = tw_dev->command_packet_virt[request_id];  in twa_interrupt()
1299 				if (tw_dev->srb[request_id] != NULL) {  in twa_interrupt()
1300 					error = twa_fill_sense(tw_dev, request_id, 1, 1);  in twa_interrupt()
1303 					if (request_id != tw_dev->chrdev_request_id) {  in twa_interrupt()
1304 						error = twa_fill_sense(tw_dev, request_id, 0, 1);  in twa_interrupt()
1310 			if (tw_dev->state[request_id] != TW_S_POSTED) {  in twa_interrupt()
1311 				if (tw_dev->srb[request_id] != NULL) {  in twa_interrupt()
1319 			if (tw_dev->srb[request_id] == NULL) {  in twa_interrupt()
1320 				if (request_id != tw_dev->chrdev_request_id) {  in twa_interrupt()
1321 					if (twa_aen_complete(tw_dev, request_id))  in twa_interrupt()
1330 				cmd = tw_dev->srb[request_id];  in twa_interrupt()
1332 				twa_scsiop_execute_scsi_complete(tw_dev, request_id);  in twa_interrupt()
1346 …(full_command_packet->command.newcommand.sg_list[0].length < scsi_bufflen(tw_dev->srb[request_id]))  in twa_interrupt()
1354 				tw_dev->state[request_id] = TW_S_COMPLETED;  in twa_interrupt()
1355 				twa_free_request_id(tw_dev, request_id);  in twa_interrupt()
1376 …TW_Device_Extension *tw_dev, TW_Command_Full *full_command_packet, int request_id, dma_addr_t dma_…  in twa_load_sgl()  argument
1389 			cpu_to_le16(TW_REQ_LUN_IN(TW_LUN_OUT(newcommand->request_id__lunl), request_id));  in twa_load_sgl()
1398 		oldcommand->request_id = request_id;  in twa_load_sgl()
1415 static int twa_poll_response(TW_Device_Extension *tw_dev, int request_id, int seconds)  in twa_poll_response()  argument
1419 	TW_Command_Full *full_command_packet = tw_dev->command_packet_virt[request_id];  in twa_poll_response()
1424 		if (request_id != response_request_id) {  in twa_poll_response()
1431 				twa_fill_sense(tw_dev, request_id, 0, 0);  in twa_poll_response()
1438 				twa_fill_sense(tw_dev, request_id, 0, 0);  in twa_poll_response()
1509 static int twa_post_command_packet(TW_Device_Extension *tw_dev, int request_id, char internal)  in twa_post_command_packet()  argument
1515 	command_que_value = tw_dev->command_packet_phys[request_id];  in twa_post_command_packet()
1529 …if (((tw_dev->pending_request_count > 0) && (tw_dev->state[request_id] != TW_S_PENDING)) || (statu…  in twa_post_command_packet()
1538 		if (tw_dev->state[request_id] != TW_S_PENDING) {  in twa_post_command_packet()
1539 			tw_dev->state[request_id] = TW_S_PENDING;  in twa_post_command_packet()
1544 			tw_dev->pending_queue[tw_dev->pending_tail] = request_id;  in twa_post_command_packet()
1563 		tw_dev->state[request_id] = TW_S_POSTED;  in twa_post_command_packet()
1750 	int request_id, retval;  in twa_scsi_queue_lck()  local
1771 	twa_get_request_id(tw_dev, &request_id);  in twa_scsi_queue_lck()
1774 	tw_dev->srb[request_id] = SCpnt;  in twa_scsi_queue_lck()
1776 	retval = twa_scsiop_execute_scsi(tw_dev, request_id, NULL, 0, NULL);  in twa_scsi_queue_lck()
1781 		twa_free_request_id(tw_dev, request_id);  in twa_scsi_queue_lck()
1788 		tw_dev->state[request_id] = TW_S_COMPLETED;  in twa_scsi_queue_lck()
1789 		twa_free_request_id(tw_dev, request_id);  in twa_scsi_queue_lck()
1799 static int twa_scsiop_execute_scsi(TW_Device_Extension *tw_dev, int request_id, char *cdb, int use_…  in DEF_SCSI_QCMD()
1809 	if (tw_dev->srb[request_id]) {  in DEF_SCSI_QCMD()
1810 		srb = tw_dev->srb[request_id];  in DEF_SCSI_QCMD()
1816 	full_command_packet = tw_dev->command_packet_virt[request_id];  in DEF_SCSI_QCMD()
1834 			cpu_to_le16(TW_REQ_LUN_IN(srb->device->lun, request_id));  in DEF_SCSI_QCMD()
1837 			cpu_to_le16(TW_REQ_LUN_IN(0, request_id));  in DEF_SCSI_QCMD()
1851 							       tw_dev->generic_buffer_virt[request_id],  in DEF_SCSI_QCMD()
1853 				command_packet->sg_list[0].address = TW_CPU_TO_SGL(tw_dev->generic_buffer_phys[request_id]);  in DEF_SCSI_QCMD()
1869 …lunh = cpu_to_le16(TW_REQ_LUN_IN((srb->device->lun >> 4), scsi_sg_count(tw_dev->srb[request_id])));  in DEF_SCSI_QCMD()
1899 		tw_dev->sgl_entries = scsi_sg_count(tw_dev->srb[request_id]);  in DEF_SCSI_QCMD()
1906 		retval = twa_post_command_packet(tw_dev, request_id, 0);  in DEF_SCSI_QCMD()
1908 		twa_post_command_packet(tw_dev, request_id, 1);  in DEF_SCSI_QCMD()
1916 static void twa_scsiop_execute_scsi_complete(TW_Device_Extension *tw_dev, int request_id)  in twa_scsiop_execute_scsi_complete()  argument
1918 	struct scsi_cmnd *cmd = tw_dev->srb[request_id];  in twa_scsiop_execute_scsi_complete()
1924 			void *buf = tw_dev->generic_buffer_virt[request_id];  in twa_scsiop_execute_scsi_complete()