239 	u8 drive_pci		= 0x60 + (drive->dn << 2);  in pdc202xx_tune_chipset()  local
249 	pci_read_config_dword(dev, drive_pci, &drive_conf);  in pdc202xx_tune_chipset()
250 	pci_read_config_byte(dev, (drive_pci), &AP);  in pdc202xx_tune_chipset()
251 	pci_read_config_byte(dev, (drive_pci)|0x01, &BP);  in pdc202xx_tune_chipset()
252 	pci_read_config_byte(dev, (drive_pci)|0x02, &CP);  in pdc202xx_tune_chipset()
253 	pci_read_config_byte(dev, (drive_pci)|0x03, &DP);  in pdc202xx_tune_chipset()
258 			pci_write_config_byte(dev, (drive_pci), AP &~0x0F);  in pdc202xx_tune_chipset()
259 			pci_read_config_byte(dev, (drive_pci), &AP);  in pdc202xx_tune_chipset()
262 			pci_write_config_byte(dev, (drive_pci)|0x01, BP &~0x07);  in pdc202xx_tune_chipset()
263 			pci_read_config_byte(dev, (drive_pci)|0x01, &BP);  in pdc202xx_tune_chipset()
265 			pci_read_config_byte(dev, (drive_pci), &AP);  in pdc202xx_tune_chipset()
266 			pci_read_config_byte(dev, (drive_pci)|0x01, &BP);  in pdc202xx_tune_chipset()
272 			pci_write_config_byte(dev, (drive_pci)|0x01, BP &~0xF0);  in pdc202xx_tune_chipset()
273 			pci_read_config_byte(dev, (drive_pci)|0x01, &BP);  in pdc202xx_tune_chipset()
276 			pci_write_config_byte(dev, (drive_pci)|0x02, CP &~0x0F);  in pdc202xx_tune_chipset()
277 			pci_read_config_byte(dev, (drive_pci)|0x02, &CP);  in pdc202xx_tune_chipset()
281 	pci_read_config_byte(dev, (drive_pci), &AP);  in pdc202xx_tune_chipset()
282 	pci_read_config_byte(dev, (drive_pci)|0x01, &BP);  in pdc202xx_tune_chipset()
283 	pci_read_config_byte(dev, (drive_pci)|0x02, &CP);  in pdc202xx_tune_chipset()
308 		pci_write_config_byte(dev, (drive_pci), AP|TA);  in pdc202xx_tune_chipset()
309 		pci_write_config_byte(dev, (drive_pci)|0x01, BP|TB);  in pdc202xx_tune_chipset()
311 		pci_write_config_byte(dev, (drive_pci)|0x01, BP|TB);  in pdc202xx_tune_chipset()
312 		pci_write_config_byte(dev, (drive_pci)|0x02, CP|TC);  in pdc202xx_tune_chipset()
316 	pci_read_config_byte(dev, (drive_pci), &AP);  in pdc202xx_tune_chipset()
317 	pci_read_config_byte(dev, (drive_pci)|0x01, &BP);  in pdc202xx_tune_chipset()
318 	pci_read_config_byte(dev, (drive_pci)|0x02, &CP);  in pdc202xx_tune_chipset()
319 	pci_read_config_byte(dev, (drive_pci)|0x03, &DP);  in pdc202xx_tune_chipset()
330 		pci_read_config_dword(dev, drive_pci, &drive_conf);  in pdc202xx_tune_chipset()
369 	u8 drive_pci		= 0x60 + (drive->dn << 2);  in config_chipset_for_dma()  local
440 	drive_pci = 0x60 + (drive->dn << 2);  in config_chipset_for_dma()
441 	pci_read_config_dword(dev, drive_pci, &drive_conf);  in config_chipset_for_dma()
445 	pci_read_config_byte(dev, drive_pci, &test1);  in config_chipset_for_dma()
448 			pci_read_config_byte(dev, drive_pci - 4, &test2);  in config_chipset_for_dma()
451 				pci_write_config_byte(dev, drive_pci,  in config_chipset_for_dma()
455 			pci_write_config_byte(dev, drive_pci,  in config_chipset_for_dma()
463 		pci_read_config_byte(dev, (drive_pci), &AP);  in config_chipset_for_dma()
465 			pci_write_config_byte(dev, (drive_pci), AP|IORDY_EN);  in config_chipset_for_dma()
466 		pci_read_config_byte(dev, (drive_pci), &AP);  in config_chipset_for_dma()
468 			pci_write_config_byte(dev, (drive_pci), AP|PREFETCH_EN);  in config_chipset_for_dma()
475 		pci_write_config_dword(dev, drive_pci, drive_conf);  in config_chipset_for_dma()