467 	Adapter *host;		/* host adapter                              */  member
738 static inline void wd7000_enable_intr(Adapter * host)  in wd7000_enable_intr()  argument
740 	host->control |= INT_EN;  in wd7000_enable_intr()
741 	outb(host->control, host->iobase + ASC_CONTROL);  in wd7000_enable_intr()
745 static inline void wd7000_enable_dma(Adapter * host)  in wd7000_enable_dma()  argument
748 	host->control |= DMA_EN;  in wd7000_enable_dma()
749 	outb(host->control, host->iobase + ASC_CONTROL);  in wd7000_enable_dma()
752 	set_dma_mode(host->dma, DMA_MODE_CASCADE);  in wd7000_enable_dma()
753 	enable_dma(host->dma);  in wd7000_enable_dma()
777 static inline int command_out(Adapter * host, unchar * cmd, int len)  in command_out()  argument
779 	if (!WAIT(host->iobase + ASC_STAT, ASC_STATMASK, CMD_RDY, 0)) {  in command_out()
782 				outb(*cmd, host->iobase + ASC_COMMAND);  in command_out()
783 				WAIT(host->iobase + ASC_STAT, ASC_STATMASK, CMD_RDY, 0);  in command_out()
784 			} while (inb(host->iobase + ASC_STAT) & CMD_REJ);  in command_out()
808 static inline Scb *alloc_scbs(struct Scsi_Host *host, int needed)  in alloc_scbs()  argument
819 	spin_unlock_irq(host->host_lock);  in alloc_scbs()
856 	spin_lock_irq(host->host_lock);  in alloc_scbs()
895 static int mail_out(Adapter * host, Scb * scbptr)  in mail_out()  argument
903 	Mailbox *ogmbs = host->mb.ogmb;  in mail_out()
904 	int *next_ogmb = &(host->next_ogmb);  in mail_out()
909 	spin_lock_irqsave(host->sh->host_lock, flags);  in mail_out()
922 	spin_unlock_irqrestore(host->sh->host_lock, flags);  in mail_out()
939 	wd7000_enable_intr(host);  in mail_out()
942 	command_out(host, &start_ogmb, 1);  in mail_out()
996 #define wd7000_intr_ack(host)   outb (0, host->iobase + ASC_INTR_ACK)  argument
1001 	Adapter *host = (Adapter *) dev_id;  in wd7000_intr()  local
1007 	Mailbox *icmbs = host->mb.icmb;  in wd7000_intr()
1010 	spin_lock_irqsave(host->sh->host_lock, flags);  in wd7000_intr()
1011 	host->int_counter++;  in wd7000_intr()
1013 	dprintk("wd7000_intr: irq = %d, host = 0x%06lx\n", irq, (long) host);  in wd7000_intr()
1015 	flag = inb(host->iobase + ASC_INTR_STAT);  in wd7000_intr()
1019 	if (!(inb(host->iobase + ASC_STAT) & INT_IM)) {  in wd7000_intr()
1078 	wd7000_intr_ack(host);  in wd7000_intr()
1080 	spin_unlock_irqrestore(host->sh->host_lock, flags);  in wd7000_intr()
1093 	Adapter *host = (Adapter *) SCpnt->device->host->hostdata;  in wd7000_queuecommand_lck()  local
1099 	scb = alloc_scbs(SCpnt->device->host, 1);  in wd7000_queuecommand_lck()
1106 	scb->host = host;  in wd7000_queuecommand_lck()
1135 	while (!mail_out(host, scb))  in wd7000_queuecommand_lck()
1143 static int wd7000_diagnostics(Adapter * host, int code)  in DEF_SCSI_QCMD()
1158 	mail_out(host, (struct scb *) &icb);  in DEF_SCSI_QCMD()
1178 static int wd7000_adapter_reset(Adapter * host)  in wd7000_adapter_reset()  argument
1183 		host->bus_on,  in wd7000_adapter_reset()
1184 		host->bus_off,  in wd7000_adapter_reset()
1195 	outb(ASC_RES, host->iobase + ASC_CONTROL);  in wd7000_adapter_reset()
1197 	outb(0, host->iobase + ASC_CONTROL);  in wd7000_adapter_reset()
1198 	host->control = 0;	/* this must always shadow ASC_CONTROL */  in wd7000_adapter_reset()
1200 	if (WAIT(host->iobase + ASC_STAT, ASC_STATMASK, CMD_RDY, 0)) {  in wd7000_adapter_reset()
1205 	if ((diag = inb(host->iobase + ASC_INTR_STAT)) != 1) {  in wd7000_adapter_reset()
1233 	memset(&(host->mb), 0, sizeof(host->mb));  in wd7000_adapter_reset()
1236 	any2scsi((unchar *) & (init_cmd.mailboxes), (int) &(host->mb));  in wd7000_adapter_reset()
1237 	if (!command_out(host, (unchar *) & init_cmd, sizeof(init_cmd))) {  in wd7000_adapter_reset()
1242 	if (WAIT(host->iobase + ASC_STAT, ASC_STATMASK, ASC_INIT, 0)) {  in wd7000_adapter_reset()
1249 static int wd7000_init(Adapter * host)  in wd7000_init()  argument
1251 	if (wd7000_adapter_reset(host) == -1)  in wd7000_init()
1255 	if (request_irq(host->irq, wd7000_intr, 0, "wd7000", host)) {  in wd7000_init()
1256 		printk("wd7000_init: can't get IRQ %d.\n", host->irq);  in wd7000_init()
1259 	if (request_dma(host->dma, "wd7000")) {  in wd7000_init()
1260 		printk("wd7000_init: can't get DMA channel %d.\n", host->dma);  in wd7000_init()
1261 		free_irq(host->irq, host);  in wd7000_init()
1264 	wd7000_enable_dma(host);  in wd7000_init()
1265 	wd7000_enable_intr(host);  in wd7000_init()
1267 	if (!wd7000_diagnostics(host, ICB_DIAG_FULL)) {  in wd7000_init()
1268 		free_dma(host->dma);  in wd7000_init()
1269 		free_irq(host->irq, NULL);  in wd7000_init()
1277 static void wd7000_revision(Adapter * host)  in wd7000_revision()  argument
1288 	mail_out(host, (struct scb *) &icb);  in wd7000_revision()
1293 	host->rev1 = icb.primary;  in wd7000_revision()
1294 	host->rev2 = icb.secondary;  in wd7000_revision()
1298 static int wd7000_set_info(struct Scsi_Host *host, char *buffer, int length)  in wd7000_set_info()  argument
1310 static int wd7000_show_info(struct seq_file *m, struct Scsi_Host *host)  in wd7000_show_info()  argument
1312 	Adapter *adapter = (Adapter *)host->hostdata;  in wd7000_show_info()
1319 	spin_lock_irqsave(host->host_lock, flags);  in wd7000_show_info()
1320 …seq_printf(m, "Host scsi%d: Western Digital WD-7000 (rev %d.%d)\n", host->host_no, adapter->rev1, …  in wd7000_show_info()
1359 	spin_unlock_irqrestore(host->host_lock, flags);  in wd7000_show_info()
1381 	Adapter *host = NULL;  in wd7000_detect()  local
1480 				host = (Adapter *) sh->hostdata;  in wd7000_detect()
1482 				dprintk("wd7000_detect: adapter allocated at 0x%x\n", (int) host);  in wd7000_detect()
1483 				memset(host, 0, sizeof(Adapter));  in wd7000_detect()
1485 				host->irq = configs[pass].irq;  in wd7000_detect()
1486 				host->dma = configs[pass].dma;  in wd7000_detect()
1487 				host->iobase = iobase;  in wd7000_detect()
1488 				host->int_counter = 0;  in wd7000_detect()
1489 				host->bus_on = configs[pass].bus_on;  in wd7000_detect()
1490 				host->bus_off = configs[pass].bus_off;  in wd7000_detect()
1491 				host->sh = wd7000_host[unit] = sh;  in wd7000_detect()
1494 … Trying init WD-7000 card at IO " "0x%x, IRQ %d, DMA %d...\n", host->iobase, host->irq, host->dma);  in wd7000_detect()
1496 				if (!wd7000_init(host))	/* Initialization failed */  in wd7000_detect()
1502 				wd7000_revision(host);	/* important for scatter/gather */  in wd7000_detect()
1507 				if (host->rev1 < 6)  in wd7000_detect()
1515 				printk(KERN_INFO "Western Digital WD-7000 (rev %d.%d) ", host->rev1, host->rev2);  in wd7000_detect()
1516 				printk("using IO 0x%x, IRQ %d, DMA %d.\n", host->iobase, host->irq, host->dma);  in wd7000_detect()
1517 				printk("  BUS_ON time: %dns, BUS_OFF time: %dns\n", host->bus_on * 125, host->bus_off * 125);  in wd7000_detect()
1553 	Adapter *host = (Adapter *) SCpnt->device->host->hostdata;
1555 	if (inb(host->iobase + ASC_STAT) & INT_IM) {
1557 		wd7000_intr_handle(host->irq, NULL, NULL);
1570 	Adapter *host = (Adapter *) SCpnt->device->host->hostdata;  in wd7000_host_reset()  local
1572 	spin_lock_irq(SCpnt->device->host->host_lock);  in wd7000_host_reset()
1574 	if (wd7000_adapter_reset(host) < 0) {  in wd7000_host_reset()
1575 		spin_unlock_irq(SCpnt->device->host->host_lock);  in wd7000_host_reset()
1579 	wd7000_enable_intr(host);  in wd7000_host_reset()
1581 	spin_unlock_irq(SCpnt->device->host->host_lock);  in wd7000_host_reset()