492 static inline int ppa_send_command(struct scsi_cmnd *cmd)  in ppa_send_command()  argument
494 	ppa_struct *dev = ppa_dev(cmd->device->host);  in ppa_send_command()
499 	for (k = 0; k < cmd->cmd_len; k++)  in ppa_send_command()
500 		if (!ppa_out(dev, &cmd->cmnd[k], 1))  in ppa_send_command()
513 static int ppa_completion(struct scsi_cmnd *cmd)  in ppa_completion()  argument
520 	ppa_struct *dev = ppa_dev(cmd->device->host);  in ppa_completion()
527 	v = cmd->cmnd[0];  in ppa_completion()
545 		if ((cmd->SCp.this_residual <= 0)) {  in ppa_completion()
574 		fast = (bulk && (cmd->SCp.this_residual >= PPA_BURST_SIZE))  in ppa_completion()
578 			status = ppa_out(dev, cmd->SCp.ptr, fast);  in ppa_completion()
580 			status = ppa_in(dev, cmd->SCp.ptr, fast);  in ppa_completion()
582 		cmd->SCp.ptr += fast;  in ppa_completion()
583 		cmd->SCp.this_residual -= fast;  in ppa_completion()
589 		if (cmd->SCp.buffer && !cmd->SCp.this_residual) {  in ppa_completion()
591 			if (cmd->SCp.buffers_residual--) {  in ppa_completion()
592 				cmd->SCp.buffer++;  in ppa_completion()
593 				cmd->SCp.this_residual =  in ppa_completion()
594 				    cmd->SCp.buffer->length;  in ppa_completion()
595 				cmd->SCp.ptr = sg_virt(cmd->SCp.buffer);  in ppa_completion()
615 	struct scsi_cmnd *cmd = dev->cur_cmd;  in ppa_interrupt()  local
617 	if (!cmd) {  in ppa_interrupt()
621 	if (ppa_engine(dev, cmd)) {  in ppa_interrupt()
627 	switch ((cmd->result >> 16) & 0xff) {  in ppa_interrupt()
631 		printk(KERN_DEBUG "ppa: no device at SCSI ID %i\n", cmd->device->target);  in ppa_interrupt()
656 		       (cmd->result >> 16) & 0xff);  in ppa_interrupt()
660 	if (cmd->SCp.phase > 1)  in ppa_interrupt()
667 	cmd->scsi_done(cmd);  in ppa_interrupt()
670 static int ppa_engine(ppa_struct *dev, struct scsi_cmnd *cmd)  in ppa_engine()  argument
682 	switch (cmd->SCp.phase) {  in ppa_engine()
717 			cmd->SCp.phase++;  in ppa_engine()
721 		if (!ppa_select(dev, scmd_id(cmd))) {  in ppa_engine()
725 		cmd->SCp.phase++;  in ppa_engine()
732 		if (!ppa_send_command(cmd))  in ppa_engine()
734 		cmd->SCp.phase++;  in ppa_engine()
737 		if (scsi_bufflen(cmd)) {  in ppa_engine()
738 			cmd->SCp.buffer = scsi_sglist(cmd);  in ppa_engine()
739 			cmd->SCp.this_residual = cmd->SCp.buffer->length;  in ppa_engine()
740 			cmd->SCp.ptr = sg_virt(cmd->SCp.buffer);  in ppa_engine()
742 			cmd->SCp.buffer = NULL;  in ppa_engine()
743 			cmd->SCp.this_residual = 0;  in ppa_engine()
744 			cmd->SCp.ptr = NULL;  in ppa_engine()
746 		cmd->SCp.buffers_residual = scsi_sg_count(cmd) - 1;  in ppa_engine()
747 		cmd->SCp.phase++;  in ppa_engine()
754 		retv = ppa_completion(cmd);  in ppa_engine()
759 		cmd->SCp.phase++;  in ppa_engine()
762 		cmd->result = DID_OK << 16;  in ppa_engine()
772 			cmd->result =  in ppa_engine()
784 static int ppa_queuecommand_lck(struct scsi_cmnd *cmd,  in ppa_queuecommand_lck()  argument
787 	ppa_struct *dev = ppa_dev(cmd->device->host);  in ppa_queuecommand_lck()
795 	dev->cur_cmd = cmd;  in ppa_queuecommand_lck()
796 	cmd->scsi_done = done;  in ppa_queuecommand_lck()
797 	cmd->result = DID_ERROR << 16;	/* default return code */  in ppa_queuecommand_lck()
798 	cmd->SCp.phase = 0;	/* bus free */  in ppa_queuecommand_lck()
831 static int ppa_abort(struct scsi_cmnd *cmd)  in ppa_abort()  argument
833 	ppa_struct *dev = ppa_dev(cmd->device->host);  in ppa_abort()
839 	switch (cmd->SCp.phase) {  in ppa_abort()
859 static int ppa_reset(struct scsi_cmnd *cmd)  in ppa_reset()  argument
861 	ppa_struct *dev = ppa_dev(cmd->device->host);  in ppa_reset()
863 	if (cmd->SCp.phase)  in ppa_reset()
880 	static u8 cmd[6] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };  in device_check()  local
904 			status = ppa_out(dev, cmd, 1);  in device_check()