static void sis_scr_cfg_write (struct ata_port *ap, unsigned int scr, u32 val){	struct pci_dev *pdev = to_pci_dev(ap->host_set->dev);	unsigned int cfg_addr = get_scr_cfg_addr(ap->port_no, scr, pdev->device);	u8 pmr;	if (scr == SCR_ERROR) /* doesn't exist in PCI cfg space */		return;	pci_read_config_byte(pdev, SIS_PMR, &pmr);		pci_write_config_dword(pdev, cfg_addr, val);	if ((pdev->device == 0x182) || (pmr & SIS_PMR_COMBINED))		pci_write_config_dword(pdev, cfg_addr+0x10, val);}
4520	/local/tlutelli/issta_data/temp/c/2005_temp/2005/4520/8add788574694c5aed04fcb281a5c999e40cd8f6/sata_sis.c/buggy/drivers/scsi/sata_sis.c