129 	struct it821x_dev *itdev = ap->private_data;  in it821x_program()  local
134 	if (itdev->clock_mode == ATA_66)  in it821x_program()
156 	struct it821x_dev *itdev = ap->private_data;  in it821x_program_udma()  local
163 	if (itdev->clock_mode == ATA_66)  in it821x_program_udma()
167 	if (itdev->timing10 == 0)  in it821x_program_udma()
188 	struct it821x_dev *itdev = ap->private_data;  in it821x_clock_strategy()  local
197 	if (itdev->want[0][0] > itdev->want[1][0]) {  in it821x_clock_strategy()
198 		clock = itdev->want[0][1];  in it821x_clock_strategy()
199 		altclock = itdev->want[1][1];  in it821x_clock_strategy()
201 		clock = itdev->want[1][1];  in it821x_clock_strategy()
202 		altclock = itdev->want[0][1];  in it821x_clock_strategy()
213 	if (clock == itdev->clock_mode)  in it821x_clock_strategy()
218 		itdev->clock_mode = ATA_66;  in it821x_clock_strategy()
220 		itdev->clock_mode = ATA_50;  in it821x_clock_strategy()
232 	if (pair && itdev->udma[1-unit] != UDMA_OFF) {  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()
240 	if (itdev->udma[unit] != UDMA_OFF) {  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()
261 	struct it821x_dev *itdev = ap->private_data;  in it821x_passthru_set_piomode()  local
266 	itdev->want[unit][1] = pio_want[mode_wanted];  in it821x_passthru_set_piomode()
267 	itdev->want[unit][0] = 1;	/* PIO is lowest priority */  in it821x_passthru_set_piomode()
268 	itdev->pio[unit] = pio[mode_wanted];  in it821x_passthru_set_piomode()
270 	it821x_program(ap, adev, itdev->pio[unit]);  in it821x_passthru_set_piomode()
293 	struct it821x_dev *itdev = ap->private_data;  in it821x_passthru_set_dmamode()  local
301 		itdev->want[unit][1] = udma_want[mode_wanted];  in it821x_passthru_set_dmamode()
302 		itdev->want[unit][0] = 3;	/* UDMA is high priority */  in it821x_passthru_set_dmamode()
303 		itdev->mwdma[unit] = MWDMA_OFF;  in it821x_passthru_set_dmamode()
304 		itdev->udma[unit] = udma[mode_wanted];  in it821x_passthru_set_dmamode()
306 			itdev->udma[unit] |= 0x8080;	/* UDMA 5/6 select on */  in it821x_passthru_set_dmamode()
310 		if (itdev->timing10)  in it821x_passthru_set_dmamode()
316 		it821x_program_udma(ap, adev, itdev->udma[unit]);  in it821x_passthru_set_dmamode()
320 		itdev->want[unit][1] = mwdma_want[mode_wanted];  in it821x_passthru_set_dmamode()
321 		itdev->want[unit][0] = 2;	/* MWDMA is low priority */  in it821x_passthru_set_dmamode()
322 		itdev->mwdma[unit] = dma[mode_wanted];  in it821x_passthru_set_dmamode()
323 		itdev->udma[unit] = UDMA_OFF;  in it821x_passthru_set_dmamode()
327 		if (itdev->timing10)  in it821x_passthru_set_dmamode()
349 	struct it821x_dev *itdev = ap->private_data;  in it821x_passthru_bmdma_start()  local
352 	if (itdev->mwdma[unit] != MWDMA_OFF)  in it821x_passthru_bmdma_start()
353 		it821x_program(ap, adev, itdev->mwdma[unit]);  in it821x_passthru_bmdma_start()
354 	else if (itdev->udma[unit] != UDMA_OFF && itdev->timing10)  in it821x_passthru_bmdma_start()
355 		it821x_program_udma(ap, adev, itdev->udma[unit]);  in it821x_passthru_bmdma_start()
372 	struct it821x_dev *itdev = ap->private_data;  in it821x_passthru_bmdma_stop()  local
376 	if (itdev->mwdma[unit] != MWDMA_OFF)  in it821x_passthru_bmdma_stop()
377 		it821x_program(ap, adev, itdev->pio[unit]);  in it821x_passthru_bmdma_stop()
392 	struct it821x_dev *itdev = ap->private_data;  in it821x_passthru_dev_select()  local
393 	if (itdev && device != itdev->last_device) {  in it821x_passthru_dev_select()
395 		it821x_program(ap, adev, itdev->pio[adev->devno]);  in it821x_passthru_dev_select()
396 		itdev->last_device = device;  in it821x_passthru_dev_select()
578 	struct it821x_dev *itdev = ap->private_data;  in it821x_check_atapi_dma()  local
585 	if (itdev->smart)  in it821x_check_atapi_dma()
588 	if (itdev->timing10)  in it821x_check_atapi_dma()
738 	struct it821x_dev *itdev;  in it821x_port_start()  local
745 	itdev = devm_kzalloc(&pdev->dev, sizeof(struct it821x_dev), GFP_KERNEL);  in it821x_port_start()
746 	if (itdev == NULL)  in it821x_port_start()
748 	ap->private_data = itdev;  in it821x_port_start()
753 		itdev->smart = 1;  in it821x_port_start()
762 		itdev->clock_mode = ATA_50;  in it821x_port_start()
764 		itdev->clock_mode = ATA_66;  in it821x_port_start()
766 	itdev->want[0][1] = ATA_ANY;  in it821x_port_start()
767 	itdev->want[1][1] = ATA_ANY;  in it821x_port_start()
768 	itdev->last_device = -1;  in it821x_port_start()
771 		itdev->timing10 = 1;  in it821x_port_start()
773 		if (!itdev->smart)  in it821x_port_start()