844         u_int32_t reg50;  in MGAG100_preinit()  local
904 		pci_read_config_dword(minfo->pcidev, PCI_OPTION2_REG, &reg50);  in MGAG100_preinit()
905 		reg50 &= ~0x3000;  in MGAG100_preinit()
906 		pci_write_config_dword(minfo->pcidev, PCI_OPTION2_REG, reg50);  in MGAG100_preinit()
918 		reg50 &= ~0xFF;  in MGAG100_preinit()
919 		reg50 |=  0x07;  in MGAG100_preinit()
920 		pci_write_config_dword(minfo->pcidev, PCI_OPTION2_REG, reg50);  in MGAG100_preinit()
936 		pci_read_config_dword(minfo->pcidev, PCI_OPTION2_REG, &reg50);  in MGAG100_preinit()
937 		reg50 &= ~0x3000;  in MGAG100_preinit()
938 		pci_write_config_dword(minfo->pcidev, PCI_OPTION2_REG, reg50);  in MGAG100_preinit()
955 		pci_read_config_dword(minfo->pcidev, PCI_OPTION2_REG, &reg50);  in MGAG100_preinit()
956 		reg50 &= ~0x00000100;  in MGAG100_preinit()
957 		reg50 |=  0x00000000;  in MGAG100_preinit()
958 		pci_write_config_dword(minfo->pcidev, PCI_OPTION2_REG, reg50);  in MGAG100_preinit()