21 static void ixgbe_raise_eeprom_clk(struct ixgbe_hw *hw, u32 *eec);
22 static void ixgbe_lower_eeprom_clk(struct ixgbe_hw *hw, u32 *eec);
850 	u32 eec;  in ixgbe_init_eeprom_params_generic()  local
865 		eec = IXGBE_READ_REG(hw, IXGBE_EEC(hw));  in ixgbe_init_eeprom_params_generic()
866 		if (eec & IXGBE_EEC_PRES) {  in ixgbe_init_eeprom_params_generic()
873 			eeprom_size = (u16)((eec & IXGBE_EEC_SIZE) >>  in ixgbe_init_eeprom_params_generic()
879 		if (eec & IXGBE_EEC_ADDR_SIZE)  in ixgbe_init_eeprom_params_generic()
1343 	u32 eec;  in ixgbe_acquire_eeprom()  local
1349 	eec = IXGBE_READ_REG(hw, IXGBE_EEC(hw));  in ixgbe_acquire_eeprom()
1352 	eec |= IXGBE_EEC_REQ;  in ixgbe_acquire_eeprom()
1353 	IXGBE_WRITE_REG(hw, IXGBE_EEC(hw), eec);  in ixgbe_acquire_eeprom()
1356 		eec = IXGBE_READ_REG(hw, IXGBE_EEC(hw));  in ixgbe_acquire_eeprom()
1357 		if (eec & IXGBE_EEC_GNT)  in ixgbe_acquire_eeprom()
1363 	if (!(eec & IXGBE_EEC_GNT)) {  in ixgbe_acquire_eeprom()
1364 		eec &= ~IXGBE_EEC_REQ;  in ixgbe_acquire_eeprom()
1365 		IXGBE_WRITE_REG(hw, IXGBE_EEC(hw), eec);  in ixgbe_acquire_eeprom()
1374 	eec &= ~(IXGBE_EEC_CS | IXGBE_EEC_SK);  in ixgbe_acquire_eeprom()
1375 	IXGBE_WRITE_REG(hw, IXGBE_EEC(hw), eec);  in ixgbe_acquire_eeprom()
1518 	u32 eec;  in ixgbe_standby_eeprom()  local
1520 	eec = IXGBE_READ_REG(hw, IXGBE_EEC(hw));  in ixgbe_standby_eeprom()
1523 	eec |= IXGBE_EEC_CS;  in ixgbe_standby_eeprom()
1524 	IXGBE_WRITE_REG(hw, IXGBE_EEC(hw), eec);  in ixgbe_standby_eeprom()
1527 	eec &= ~IXGBE_EEC_CS;  in ixgbe_standby_eeprom()
1528 	IXGBE_WRITE_REG(hw, IXGBE_EEC(hw), eec);  in ixgbe_standby_eeprom()
1542 	u32 eec;  in ixgbe_shift_out_eeprom_bits()  local
1546 	eec = IXGBE_READ_REG(hw, IXGBE_EEC(hw));  in ixgbe_shift_out_eeprom_bits()
1563 			eec |= IXGBE_EEC_DI;  in ixgbe_shift_out_eeprom_bits()
1565 			eec &= ~IXGBE_EEC_DI;  in ixgbe_shift_out_eeprom_bits()
1567 		IXGBE_WRITE_REG(hw, IXGBE_EEC(hw), eec);  in ixgbe_shift_out_eeprom_bits()
1572 		ixgbe_raise_eeprom_clk(hw, &eec);  in ixgbe_shift_out_eeprom_bits()
1573 		ixgbe_lower_eeprom_clk(hw, &eec);  in ixgbe_shift_out_eeprom_bits()
1583 	eec &= ~IXGBE_EEC_DI;  in ixgbe_shift_out_eeprom_bits()
1584 	IXGBE_WRITE_REG(hw, IXGBE_EEC(hw), eec);  in ixgbe_shift_out_eeprom_bits()
1595 	u32 eec;  in ixgbe_shift_in_eeprom_bits()  local
1606 	eec = IXGBE_READ_REG(hw, IXGBE_EEC(hw));  in ixgbe_shift_in_eeprom_bits()
1608 	eec &= ~(IXGBE_EEC_DO | IXGBE_EEC_DI);  in ixgbe_shift_in_eeprom_bits()
1612 		ixgbe_raise_eeprom_clk(hw, &eec);  in ixgbe_shift_in_eeprom_bits()
1614 		eec = IXGBE_READ_REG(hw, IXGBE_EEC(hw));  in ixgbe_shift_in_eeprom_bits()
1616 		eec &= ~(IXGBE_EEC_DI);  in ixgbe_shift_in_eeprom_bits()
1617 		if (eec & IXGBE_EEC_DO)  in ixgbe_shift_in_eeprom_bits()
1620 		ixgbe_lower_eeprom_clk(hw, &eec);  in ixgbe_shift_in_eeprom_bits()
1631 static void ixgbe_raise_eeprom_clk(struct ixgbe_hw *hw, u32 *eec)  in ixgbe_raise_eeprom_clk()  argument
1637 	*eec = *eec | IXGBE_EEC_SK;  in ixgbe_raise_eeprom_clk()
1638 	IXGBE_WRITE_REG(hw, IXGBE_EEC(hw), *eec);  in ixgbe_raise_eeprom_clk()
1648 static void ixgbe_lower_eeprom_clk(struct ixgbe_hw *hw, u32 *eec)  in ixgbe_lower_eeprom_clk()  argument
1654 	*eec = *eec & ~IXGBE_EEC_SK;  in ixgbe_lower_eeprom_clk()
1655 	IXGBE_WRITE_REG(hw, IXGBE_EEC(hw), *eec);  in ixgbe_lower_eeprom_clk()
1666 	u32 eec;  in ixgbe_release_eeprom()  local
1668 	eec = IXGBE_READ_REG(hw, IXGBE_EEC(hw));  in ixgbe_release_eeprom()
1670 	eec |= IXGBE_EEC_CS;  /* Pull CS high */  in ixgbe_release_eeprom()
1671 	eec &= ~IXGBE_EEC_SK; /* Lower SCK */  in ixgbe_release_eeprom()
1673 	IXGBE_WRITE_REG(hw, IXGBE_EEC(hw), eec);  in ixgbe_release_eeprom()
1679 	eec &= ~IXGBE_EEC_REQ;  in ixgbe_release_eeprom()
1680 	IXGBE_WRITE_REG(hw, IXGBE_EEC(hw), eec);  in ixgbe_release_eeprom()