601 static inline int imm_send_command(struct scsi_cmnd *cmd)  in imm_send_command()  argument
603 	imm_struct *dev = imm_dev(cmd->device->host);  in imm_send_command()
607 	for (k = 0; k < cmd->cmd_len; k += 2)  in imm_send_command()
608 		if (!imm_out(dev, &cmd->cmnd[k], 2))  in imm_send_command()
621 static int imm_completion(struct scsi_cmnd *cmd)  in imm_completion()  argument
628 	imm_struct *dev = imm_dev(cmd->device->host);  in imm_completion()
635 	v = cmd->cmnd[0];  in imm_completion()
663 		if (((r & 0x88) != 0x88) || (cmd->SCp.this_residual <= 0)) {  in imm_completion()
670 				&& (cmd->SCp.this_residual >=  in imm_completion()
672 			status = imm_out(dev, cmd->SCp.ptr, fast);  in imm_completion()
675 				&& (cmd->SCp.this_residual >=  in imm_completion()
677 			status = imm_in(dev, cmd->SCp.ptr, fast);  in imm_completion()
680 		cmd->SCp.ptr += fast;  in imm_completion()
681 		cmd->SCp.this_residual -= fast;  in imm_completion()
687 		if (cmd->SCp.buffer && !cmd->SCp.this_residual) {  in imm_completion()
689 			if (cmd->SCp.buffers_residual--) {  in imm_completion()
690 				cmd->SCp.buffer = sg_next(cmd->SCp.buffer);  in imm_completion()
691 				cmd->SCp.this_residual =  in imm_completion()
692 				    cmd->SCp.buffer->length;  in imm_completion()
693 				cmd->SCp.ptr = sg_virt(cmd->SCp.buffer);  in imm_completion()
699 				if (cmd->SCp.this_residual & 0x01)  in imm_completion()
700 					cmd->SCp.this_residual++;  in imm_completion()
722 	struct scsi_cmnd *cmd = dev->cur_cmd;  in imm_interrupt()  local
723 	struct Scsi_Host *host = cmd->device->host;  in imm_interrupt()
726 	if (imm_engine(dev, cmd)) {  in imm_interrupt()
732 	switch ((cmd->result >> 16) & 0xff) {  in imm_interrupt()
736 		printk("imm: no device at SCSI ID %i\n", cmd->device->id);  in imm_interrupt()
761 		       (cmd->result >> 16) & 0xff);  in imm_interrupt()
765 	if (cmd->SCp.phase > 1)  in imm_interrupt()
772 	cmd->scsi_done(cmd);  in imm_interrupt()
777 static int imm_engine(imm_struct *dev, struct scsi_cmnd *cmd)  in imm_engine()  argument
789 	switch (cmd->SCp.phase) {  in imm_engine()
803 		cmd->SCp.phase++;  in imm_engine()
807 		if (!imm_select(dev, scmd_id(cmd))) {  in imm_engine()
811 		cmd->SCp.phase++;  in imm_engine()
819 		if (!imm_send_command(cmd))  in imm_engine()
821 		cmd->SCp.phase++;  in imm_engine()
825 		if (scsi_bufflen(cmd)) {  in imm_engine()
826 			cmd->SCp.buffer = scsi_sglist(cmd);  in imm_engine()
827 			cmd->SCp.this_residual = cmd->SCp.buffer->length;  in imm_engine()
828 			cmd->SCp.ptr = sg_virt(cmd->SCp.buffer);  in imm_engine()
830 			cmd->SCp.buffer = NULL;  in imm_engine()
831 			cmd->SCp.this_residual = 0;  in imm_engine()
832 			cmd->SCp.ptr = NULL;  in imm_engine()
834 		cmd->SCp.buffers_residual = scsi_sg_count(cmd) - 1;  in imm_engine()
835 		cmd->SCp.phase++;  in imm_engine()
836 		if (cmd->SCp.this_residual & 0x01)  in imm_engine()
837 			cmd->SCp.this_residual++;  in imm_engine()
854 		cmd->SCp.phase++;  in imm_engine()
864 			retv = imm_completion(cmd);  in imm_engine()
870 		cmd->SCp.phase++;  in imm_engine()
882 		cmd->SCp.phase++;  in imm_engine()
897 			cmd->result = (DID_OK << 16) | (l & STATUS_MASK);  in imm_engine()
913 static int imm_queuecommand_lck(struct scsi_cmnd *cmd,  in imm_queuecommand_lck()  argument
916 	imm_struct *dev = imm_dev(cmd->device->host);  in imm_queuecommand_lck()
924 	dev->cur_cmd = cmd;  in imm_queuecommand_lck()
925 	cmd->scsi_done = done;  in imm_queuecommand_lck()
926 	cmd->result = DID_ERROR << 16;	/* default return code */  in imm_queuecommand_lck()
927 	cmd->SCp.phase = 0;	/* bus free */  in imm_queuecommand_lck()
958 static int imm_abort(struct scsi_cmnd *cmd)  in imm_abort()  argument
960 	imm_struct *dev = imm_dev(cmd->device->host);  in imm_abort()
966 	switch (cmd->SCp.phase) {  in imm_abort()
988 static int imm_reset(struct scsi_cmnd *cmd)  in imm_reset()  argument
990 	imm_struct *dev = imm_dev(cmd->device->host);  in imm_reset()
992 	if (cmd->SCp.phase)  in imm_reset()
1009 	static char cmd[6] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };  in device_check()  local
1033 			status = imm_out(dev, &cmd[l << 1], 2);  in device_check()