144 	u8 unit = drive->dn & 1, conf;  in it821x_program_udma()  local
153 		pci_write_config_byte(dev, 0x56 + 4 * channel + unit, conf);  in it821x_program_udma()
175 	u8 unit = drive->dn & 1, v;  in it821x_clock_strategy()  local
216 	if(pair && itdev->udma[1-unit] != UDMA_OFF) {  in it821x_clock_strategy()
217 		it821x_program_udma(pair, itdev->udma[1-unit]);  in it821x_clock_strategy()
218 		it821x_program(pair, itdev->pio[1-unit]);  in it821x_clock_strategy()
224 	if(itdev->udma[unit] != UDMA_OFF) {  in it821x_clock_strategy()
225 		it821x_program_udma(drive, itdev->udma[unit]);  in it821x_clock_strategy()
226 		it821x_program(drive, itdev->pio[unit]);  in it821x_clock_strategy()
244 	u8 unit = drive->dn & 1, set_pio = pio;  in it821x_set_pio_mode()  local
263 	itdev->want[unit][1] = pio_want[set_pio];  in it821x_set_pio_mode()
264 	itdev->want[unit][0] = 1;	/* PIO is lowest priority */  in it821x_set_pio_mode()
265 	itdev->pio[unit] = pio_timings[set_pio];  in it821x_set_pio_mode()
267 	it821x_program(drive, itdev->pio[unit]);  in it821x_set_pio_mode()
286 	u8 unit = drive->dn & 1, channel = hwif->channel, conf;  in it821x_tune_mwdma()  local
291 	itdev->want[unit][1] = mwdma_want[mode_wanted];  in it821x_tune_mwdma()
292 	itdev->want[unit][0] = 2;	/* MWDMA is low priority */  in it821x_tune_mwdma()
293 	itdev->mwdma[unit] = dma[mode_wanted];  in it821x_tune_mwdma()
294 	itdev->udma[unit] = UDMA_OFF;  in it821x_tune_mwdma()
301 		conf |= 1 << (3 + 2 * channel + unit);  in it821x_tune_mwdma()
323 	u8 unit = drive->dn & 1, channel = hwif->channel, conf;  in it821x_tune_udma()  local
328 	itdev->want[unit][1] = udma_want[mode_wanted];  in it821x_tune_udma()
329 	itdev->want[unit][0] = 3;	/* UDMA is high priority */  in it821x_tune_udma()
330 	itdev->mwdma[unit] = MWDMA_OFF;  in it821x_tune_udma()
331 	itdev->udma[unit] = udma[mode_wanted];  in it821x_tune_udma()
333 		itdev->udma[unit] |= 0x8080;	/* UDMA 5/6 select on */  in it821x_tune_udma()
340 		conf &= ~ (1 << (3 + 2 * channel + unit));  in it821x_tune_udma()
344 	it821x_program_udma(drive, itdev->udma[unit]);  in it821x_tune_udma()
365 	u8 unit = drive->dn & 1;  in it821x_dma_start()  local
367 	if(itdev->mwdma[unit] != MWDMA_OFF)  in it821x_dma_start()
368 		it821x_program(drive, itdev->mwdma[unit]);  in it821x_dma_start()
369 	else if(itdev->udma[unit] != UDMA_OFF && itdev->timing10)  in it821x_dma_start()
370 		it821x_program_udma(drive, itdev->udma[unit]);  in it821x_dma_start()
388 	u8 unit = drive->dn & 1;  in it821x_dma_end()  local
390 	if(itdev->mwdma[unit] != MWDMA_OFF)  in it821x_dma_end()
391 		it821x_program(drive, itdev->pio[unit]);  in it821x_dma_end()