126 static void it821x_program(struct ata_port *ap, struct ata_device *adev, u16 timing)  in it821x_program()  argument
128 	struct pci_dev *pdev = to_pci_dev(ap->host->dev);  in it821x_program()
129 	struct it821x_dev *itdev = ap->private_data;  in it821x_program()
130 	int channel = ap->port_no;  in it821x_program()
154 static void it821x_program_udma(struct ata_port *ap, struct ata_device *adev, u16 timing)  in it821x_program_udma()  argument
156 	struct it821x_dev *itdev = ap->private_data;  in it821x_program_udma()
157 	struct pci_dev *pdev = to_pci_dev(ap->host->dev);  in it821x_program_udma()
158 	int channel = ap->port_no;  in it821x_program_udma()
185 static void it821x_clock_strategy(struct ata_port *ap, struct ata_device *adev)  in it821x_clock_strategy()  argument
187 	struct pci_dev *pdev = to_pci_dev(ap->host->dev);  in it821x_clock_strategy()
188 	struct it821x_dev *itdev = ap->private_data;  in it821x_clock_strategy()
224 	v &= ~(1 << (1 + ap->port_no));  in it821x_clock_strategy()
225 	v |= sel << (1 + ap->port_no);  in it821x_clock_strategy()
233 		it821x_program_udma(ap, pair, itdev->udma[1-unit]);  in it821x_clock_strategy()
234 		it821x_program(ap, pair, itdev->pio[1-unit]);  in it821x_clock_strategy()
241 		it821x_program_udma(ap, adev, itdev->udma[unit]);  in it821x_clock_strategy()
242 		it821x_program(ap, adev, itdev->pio[unit]);  in it821x_clock_strategy()
255 static void it821x_passthru_set_piomode(struct ata_port *ap, struct ata_device *adev)  in it821x_passthru_set_piomode()  argument
261 	struct it821x_dev *itdev = ap->private_data;  in it821x_passthru_set_piomode()
269 	it821x_clock_strategy(ap, adev);  in it821x_passthru_set_piomode()
270 	it821x_program(ap, adev, itdev->pio[unit]);  in it821x_passthru_set_piomode()
285 static void it821x_passthru_set_dmamode(struct ata_port *ap, struct ata_device *adev)  in it821x_passthru_set_dmamode()  argument
292 	struct pci_dev *pdev = to_pci_dev(ap->host->dev);  in it821x_passthru_set_dmamode()
293 	struct it821x_dev *itdev = ap->private_data;  in it821x_passthru_set_dmamode()
294 	int channel = ap->port_no;  in it821x_passthru_set_dmamode()
315 		it821x_clock_strategy(ap, adev);  in it821x_passthru_set_dmamode()
316 		it821x_program_udma(ap, adev, itdev->udma[unit]);  in it821x_passthru_set_dmamode()
332 		it821x_clock_strategy(ap, adev);  in it821x_passthru_set_dmamode()
347 	struct ata_port *ap = qc->ap;  in it821x_passthru_bmdma_start()  local
349 	struct it821x_dev *itdev = ap->private_data;  in it821x_passthru_bmdma_start()
353 		it821x_program(ap, adev, itdev->mwdma[unit]);  in it821x_passthru_bmdma_start()
355 		it821x_program_udma(ap, adev, itdev->udma[unit]);  in it821x_passthru_bmdma_start()
370 	struct ata_port *ap = qc->ap;  in it821x_passthru_bmdma_stop()  local
372 	struct it821x_dev *itdev = ap->private_data;  in it821x_passthru_bmdma_stop()
377 		it821x_program(ap, adev, itdev->pio[unit]);  in it821x_passthru_bmdma_stop()
389 static void it821x_passthru_dev_select(struct ata_port *ap,  in it821x_passthru_dev_select()  argument
392 	struct it821x_dev *itdev = ap->private_data;  in it821x_passthru_dev_select()
394 		struct ata_device *adev = &ap->link.device[device];  in it821x_passthru_dev_select()
395 		it821x_program(ap, adev, itdev->pio[adev->devno]);  in it821x_passthru_dev_select()
398 	ata_sff_dev_select(ap, device);  in it821x_passthru_dev_select()
450 	it821x_passthru_dev_select(qc->ap, qc->dev->devno);  in it821x_passthru_qc_issue()
579 	struct ata_port *ap = qc->ap;  in it821x_check_atapi_dma()  local
580 	struct it821x_dev *itdev = ap->private_data;  in it821x_check_atapi_dma()
606 static void it821x_display_disk(struct ata_port *ap, int n, u8 *buf)  in it821x_display_disk()  argument
639 		ata_port_info(ap, "%d: %-6s %-8s          %s %s\n",  in it821x_display_disk()
642 		ata_port_info(ap, "%d: %-6s %-8s Volume: %1d %s %s\n",  in it821x_display_disk()
645 		ata_port_info(ap, "%d: Rebuilding: %d%%\n", n, buf[125]);  in it821x_display_disk()
659 static u8 *it821x_firmware_command(struct ata_port *ap, u8 cmd, int len)  in it821x_firmware_command()  argument
670 	ap->ctl |= ATA_NIEN;  in it821x_firmware_command()
671 	iowrite8(ap->ctl, ap->ioaddr.ctl_addr);  in it821x_firmware_command()
672 	ata_wait_idle(ap);  in it821x_firmware_command()
673 	iowrite8(ATA_DEVICE_OBS, ap->ioaddr.device_addr);  in it821x_firmware_command()
674 	iowrite8(cmd, ap->ioaddr.command_addr);  in it821x_firmware_command()
679 		status = ioread8(ap->ioaddr.status_addr);  in it821x_firmware_command()
682 			ata_port_err(ap, "%s: rejected\n", __func__);  in it821x_firmware_command()
686 			ioread16_rep(ap->ioaddr.data_addr, buf, len/2);  in it821x_firmware_command()
692 	ata_port_err(ap, "%s: timeout\n", __func__);  in it821x_firmware_command()
704 static void it821x_probe_firmware(struct ata_port *ap)  in it821x_probe_firmware()  argument
712 	buf = it821x_firmware_command(ap, 0xFA, 512);  in it821x_probe_firmware()
715 		ata_port_info(ap, "pata_it821x: Firmware %02X/%02X/%02X%02X\n",  in it821x_probe_firmware()
721 			it821x_display_disk(ap, i, buf + 128 * i);  in it821x_probe_firmware()
738 static int it821x_port_start(struct ata_port *ap)  in it821x_port_start()  argument
740 	struct pci_dev *pdev = to_pci_dev(ap->host->dev);  in it821x_port_start()
744 	int ret = ata_bmdma_port_start(ap);  in it821x_port_start()
751 	ap->private_data = itdev;  in it821x_port_start()
760 		if (ap->port_no == 0)  in it821x_port_start()
761 			it821x_probe_firmware(ap);  in it821x_port_start()
764 	if (conf & (1 << (1 + ap->port_no)))  in it821x_port_start()
792 static int it821x_rdc_cable(struct ata_port *ap)  in it821x_rdc_cable()  argument
795 	struct pci_dev *pdev = to_pci_dev(ap->host->dev);  in it821x_rdc_cable()
798 	if (r40 & (1 << (2 + ap->port_no)))  in it821x_rdc_cable()