update_phy_reg
return card->driver->update_phy_reg(card, reg, 0, bit);
.update_phy_reg = dummy_update_phy_reg,
card->driver->update_phy_reg(card, 4,
int (*update_phy_reg)(struct fw_card *card, int address,
ret = update_phy_reg(ohci, 5, clear, set);
.update_phy_reg = ohci_update_phy_reg,
ret = update_phy_reg(ohci, 7, PHY_PAGE_SELECT, page << 5);
return update_phy_reg(ohci, addr, clear_bits, set_bits);