38 	ioread8(hostdata->io + hostdata->offset + (reg))
40 	iowrite8(value, hostdata->io + hostdata->offset + (reg))
116 	struct NCR5380_hostdata *hostdata = shost_priv(instance);  in g_NCR5380_trigger_irq()  local
128 	NCR5380_write(SELECT_ENABLE_REG, hostdata->id_mask);  in g_NCR5380_trigger_irq()
129 	NCR5380_write(OUTPUT_DATA_REG, hostdata->id_mask);  in g_NCR5380_trigger_irq()
150 	struct NCR5380_hostdata *hostdata = shost_priv(instance);  in g_NCR5380_probe_irq()  local
233 	struct NCR5380_hostdata *hostdata;  in generic_NCR5380_init_one()  local
318 	hostdata = shost_priv(instance);  in generic_NCR5380_init_one()
320 	hostdata->board = board;  in generic_NCR5380_init_one()
321 	hostdata->io = iomem;  in generic_NCR5380_init_one()
322 	hostdata->region_size = region_size;  in generic_NCR5380_init_one()
325 		hostdata->io_port = base;  in generic_NCR5380_init_one()
326 		hostdata->io_width = 1; /* 8-bit PDMA by default */  in generic_NCR5380_init_one()
327 		hostdata->offset = 0;  in generic_NCR5380_init_one()
335 			hostdata->io_port += 8;  in generic_NCR5380_init_one()
336 			hostdata->c400_ctl_status = 0;  in generic_NCR5380_init_one()
337 			hostdata->c400_blk_cnt = 1;  in generic_NCR5380_init_one()
338 			hostdata->c400_host_buf = 4;  in generic_NCR5380_init_one()
341 			hostdata->io_width = 2;	/* 16-bit PDMA */  in generic_NCR5380_init_one()
345 			hostdata->c400_ctl_status = 9;  in generic_NCR5380_init_one()
346 			hostdata->c400_blk_cnt = 10;  in generic_NCR5380_init_one()
347 			hostdata->c400_host_buf = 8;  in generic_NCR5380_init_one()
351 		hostdata->base = base;  in generic_NCR5380_init_one()
352 		hostdata->offset = NCR53C400_mem_base;  in generic_NCR5380_init_one()
355 			hostdata->c400_ctl_status = 0x100;  in generic_NCR5380_init_one()
356 			hostdata->c400_blk_cnt = 0x101;  in generic_NCR5380_init_one()
357 			hostdata->c400_host_buf = 0x104;  in generic_NCR5380_init_one()
384 		NCR5380_write(hostdata->c400_ctl_status, CSR_BASE);  in generic_NCR5380_init_one()
467 	struct NCR5380_hostdata *hostdata = shost_priv(instance);  in generic_NCR5380_release_resources()  local
468 	void __iomem *iomem = hostdata->io;  in generic_NCR5380_release_resources()
469 	unsigned long io_port = hostdata->io_port;  in generic_NCR5380_release_resources()
470 	unsigned long base = hostdata->base;  in generic_NCR5380_release_resources()
471 	unsigned long region_size = hostdata->region_size;  in generic_NCR5380_release_resources()
492 static void wait_for_53c80_access(struct NCR5380_hostdata *hostdata)  in wait_for_53c80_access()  argument
497 		if (hostdata->board == BOARD_DTC3181E)  in wait_for_53c80_access()
499 		if (NCR5380_read(hostdata->c400_ctl_status) & CSR_53C80_REG)  in wait_for_53c80_access()
503 	scmd_printk(KERN_ERR, hostdata->connected,  in wait_for_53c80_access()
505 	NCR5380_write(hostdata->c400_ctl_status, CSR_RESET);  in wait_for_53c80_access()
506 	NCR5380_write(hostdata->c400_ctl_status, CSR_BASE);  in wait_for_53c80_access()
518 static inline int generic_NCR5380_precv(struct NCR5380_hostdata *hostdata,  in generic_NCR5380_precv()  argument
524 	NCR5380_write(hostdata->c400_ctl_status, CSR_BASE | CSR_TRANS_DIR);  in generic_NCR5380_precv()
525 	NCR5380_write(hostdata->c400_blk_cnt, len / 128);  in generic_NCR5380_precv()
530 			if (NCR5380_poll_politely(hostdata, hostdata->c400_ctl_status,  in generic_NCR5380_precv()
534 			if (NCR5380_poll_politely2(hostdata, hostdata->c400_ctl_status,  in generic_NCR5380_precv()
536 			                           hostdata->c400_ctl_status,  in generic_NCR5380_precv()
539 			    NCR5380_read(hostdata->c400_ctl_status) & CSR_HOST_BUF_NOT_RDY)  in generic_NCR5380_precv()
543 		if (hostdata->io_port && hostdata->io_width == 2)  in generic_NCR5380_precv()
544 			insw(hostdata->io_port + hostdata->c400_host_buf,  in generic_NCR5380_precv()
546 		else if (hostdata->io_port)  in generic_NCR5380_precv()
547 			insb(hostdata->io_port + hostdata->c400_host_buf,  in generic_NCR5380_precv()
551 				hostdata->io + NCR53C400_host_buffer, 128);  in generic_NCR5380_precv()
559 		NCR5380_write(hostdata->c400_ctl_status, CSR_RESET);  in generic_NCR5380_precv()
560 		NCR5380_write(hostdata->c400_ctl_status, CSR_BASE);  in generic_NCR5380_precv()
562 	wait_for_53c80_access(hostdata);  in generic_NCR5380_precv()
564 	if (residual == 0 && NCR5380_poll_politely(hostdata, BUS_AND_STATUS_REG,  in generic_NCR5380_precv()
568 		scmd_printk(KERN_ERR, hostdata->connected, "%s: End of DMA timeout\n",  in generic_NCR5380_precv()
571 	hostdata->pdma_residual = residual;  in generic_NCR5380_precv()
585 static inline int generic_NCR5380_psend(struct NCR5380_hostdata *hostdata,  in generic_NCR5380_psend()  argument
591 	NCR5380_write(hostdata->c400_ctl_status, CSR_BASE);  in generic_NCR5380_psend()
592 	NCR5380_write(hostdata->c400_blk_cnt, len / 128);  in generic_NCR5380_psend()
595 		if (NCR5380_poll_politely2(hostdata, hostdata->c400_ctl_status,  in generic_NCR5380_psend()
597 		                           hostdata->c400_ctl_status,  in generic_NCR5380_psend()
600 		    NCR5380_read(hostdata->c400_ctl_status) & CSR_HOST_BUF_NOT_RDY) {  in generic_NCR5380_psend()
609 		if (start >= len && NCR5380_read(hostdata->c400_blk_cnt) == 0)  in generic_NCR5380_psend()
612 		if (NCR5380_read(hostdata->c400_ctl_status) & CSR_GATED_53C80_IRQ) {  in generic_NCR5380_psend()
622 		if (hostdata->io_port && hostdata->io_width == 2)  in generic_NCR5380_psend()
623 			outsw(hostdata->io_port + hostdata->c400_host_buf,  in generic_NCR5380_psend()
625 		else if (hostdata->io_port)  in generic_NCR5380_psend()
626 			outsb(hostdata->io_port + hostdata->c400_host_buf,  in generic_NCR5380_psend()
629 			memcpy_toio(hostdata->io + NCR53C400_host_buffer,  in generic_NCR5380_psend()
638 		NCR5380_write(hostdata->c400_ctl_status, CSR_RESET);  in generic_NCR5380_psend()
639 		NCR5380_write(hostdata->c400_ctl_status, CSR_BASE);  in generic_NCR5380_psend()
641 	wait_for_53c80_access(hostdata);  in generic_NCR5380_psend()
644 		if (NCR5380_poll_politely(hostdata, TARGET_COMMAND_REG,  in generic_NCR5380_psend()
647 			scmd_printk(KERN_ERR, hostdata->connected,  in generic_NCR5380_psend()
650 		if (NCR5380_poll_politely(hostdata, BUS_AND_STATUS_REG,  in generic_NCR5380_psend()
653 			scmd_printk(KERN_ERR, hostdata->connected, "%s: End of DMA timeout\n",  in generic_NCR5380_psend()
657 	hostdata->pdma_residual = residual;  in generic_NCR5380_psend()
662 static int generic_NCR5380_dma_xfer_len(struct NCR5380_hostdata *hostdata,  in generic_NCR5380_dma_xfer_len()  argument
667 	if (hostdata->flags & FLAG_NO_PSEUDO_DMA)  in generic_NCR5380_dma_xfer_len()
675 	if (hostdata->board == BOARD_DTC3181E &&  in generic_NCR5380_dma_xfer_len()
682 static int generic_NCR5380_dma_residual(struct NCR5380_hostdata *hostdata)  in generic_NCR5380_dma_residual()  argument
684 	return hostdata->pdma_residual;  in generic_NCR5380_dma_residual()