46 static void ixgbe_raise_eeprom_clk(struct ixgbe_hw *hw, u32 *eec);
47 static void ixgbe_lower_eeprom_clk(struct ixgbe_hw *hw, u32 *eec);
794 	u32 eec;  in ixgbe_init_eeprom_params_generic()  local
809 		eec = IXGBE_READ_REG(hw, IXGBE_EEC(hw));  in ixgbe_init_eeprom_params_generic()
810 		if (eec & IXGBE_EEC_PRES) {  in ixgbe_init_eeprom_params_generic()
817 			eeprom_size = (u16)((eec & IXGBE_EEC_SIZE) >>  in ixgbe_init_eeprom_params_generic()
823 		if (eec & IXGBE_EEC_ADDR_SIZE)  in ixgbe_init_eeprom_params_generic()
1287 	u32 eec;  in ixgbe_acquire_eeprom()  local
1293 	eec = IXGBE_READ_REG(hw, IXGBE_EEC(hw));  in ixgbe_acquire_eeprom()
1296 	eec |= IXGBE_EEC_REQ;  in ixgbe_acquire_eeprom()
1297 	IXGBE_WRITE_REG(hw, IXGBE_EEC(hw), eec);  in ixgbe_acquire_eeprom()
1300 		eec = IXGBE_READ_REG(hw, IXGBE_EEC(hw));  in ixgbe_acquire_eeprom()
1301 		if (eec & IXGBE_EEC_GNT)  in ixgbe_acquire_eeprom()
1307 	if (!(eec & IXGBE_EEC_GNT)) {  in ixgbe_acquire_eeprom()
1308 		eec &= ~IXGBE_EEC_REQ;  in ixgbe_acquire_eeprom()
1309 		IXGBE_WRITE_REG(hw, IXGBE_EEC(hw), eec);  in ixgbe_acquire_eeprom()
1318 	eec &= ~(IXGBE_EEC_CS | IXGBE_EEC_SK);  in ixgbe_acquire_eeprom()
1319 	IXGBE_WRITE_REG(hw, IXGBE_EEC(hw), eec);  in ixgbe_acquire_eeprom()
1462 	u32 eec;  in ixgbe_standby_eeprom()  local
1464 	eec = IXGBE_READ_REG(hw, IXGBE_EEC(hw));  in ixgbe_standby_eeprom()
1467 	eec |= IXGBE_EEC_CS;  in ixgbe_standby_eeprom()
1468 	IXGBE_WRITE_REG(hw, IXGBE_EEC(hw), eec);  in ixgbe_standby_eeprom()
1471 	eec &= ~IXGBE_EEC_CS;  in ixgbe_standby_eeprom()
1472 	IXGBE_WRITE_REG(hw, IXGBE_EEC(hw), eec);  in ixgbe_standby_eeprom()
1486 	u32 eec;  in ixgbe_shift_out_eeprom_bits()  local
1490 	eec = IXGBE_READ_REG(hw, IXGBE_EEC(hw));  in ixgbe_shift_out_eeprom_bits()
1507 			eec |= IXGBE_EEC_DI;  in ixgbe_shift_out_eeprom_bits()
1509 			eec &= ~IXGBE_EEC_DI;  in ixgbe_shift_out_eeprom_bits()
1511 		IXGBE_WRITE_REG(hw, IXGBE_EEC(hw), eec);  in ixgbe_shift_out_eeprom_bits()
1516 		ixgbe_raise_eeprom_clk(hw, &eec);  in ixgbe_shift_out_eeprom_bits()
1517 		ixgbe_lower_eeprom_clk(hw, &eec);  in ixgbe_shift_out_eeprom_bits()
1527 	eec &= ~IXGBE_EEC_DI;  in ixgbe_shift_out_eeprom_bits()
1528 	IXGBE_WRITE_REG(hw, IXGBE_EEC(hw), eec);  in ixgbe_shift_out_eeprom_bits()
1538 	u32 eec;  in ixgbe_shift_in_eeprom_bits()  local
1549 	eec = IXGBE_READ_REG(hw, IXGBE_EEC(hw));  in ixgbe_shift_in_eeprom_bits()
1551 	eec &= ~(IXGBE_EEC_DO | IXGBE_EEC_DI);  in ixgbe_shift_in_eeprom_bits()
1555 		ixgbe_raise_eeprom_clk(hw, &eec);  in ixgbe_shift_in_eeprom_bits()
1557 		eec = IXGBE_READ_REG(hw, IXGBE_EEC(hw));  in ixgbe_shift_in_eeprom_bits()
1559 		eec &= ~(IXGBE_EEC_DI);  in ixgbe_shift_in_eeprom_bits()
1560 		if (eec & IXGBE_EEC_DO)  in ixgbe_shift_in_eeprom_bits()
1563 		ixgbe_lower_eeprom_clk(hw, &eec);  in ixgbe_shift_in_eeprom_bits()
1574 static void ixgbe_raise_eeprom_clk(struct ixgbe_hw *hw, u32 *eec)  in ixgbe_raise_eeprom_clk()  argument
1580 	*eec = *eec | IXGBE_EEC_SK;  in ixgbe_raise_eeprom_clk()
1581 	IXGBE_WRITE_REG(hw, IXGBE_EEC(hw), *eec);  in ixgbe_raise_eeprom_clk()
1591 static void ixgbe_lower_eeprom_clk(struct ixgbe_hw *hw, u32 *eec)  in ixgbe_lower_eeprom_clk()  argument
1597 	*eec = *eec & ~IXGBE_EEC_SK;  in ixgbe_lower_eeprom_clk()
1598 	IXGBE_WRITE_REG(hw, IXGBE_EEC(hw), *eec);  in ixgbe_lower_eeprom_clk()
1609 	u32 eec;  in ixgbe_release_eeprom()  local
1611 	eec = IXGBE_READ_REG(hw, IXGBE_EEC(hw));  in ixgbe_release_eeprom()
1613 	eec |= IXGBE_EEC_CS;  /* Pull CS high */  in ixgbe_release_eeprom()
1614 	eec &= ~IXGBE_EEC_SK; /* Lower SCK */  in ixgbe_release_eeprom()
1616 	IXGBE_WRITE_REG(hw, IXGBE_EEC(hw), eec);  in ixgbe_release_eeprom()
1622 	eec &= ~IXGBE_EEC_REQ;  in ixgbe_release_eeprom()
1623 	IXGBE_WRITE_REG(hw, IXGBE_EEC(hw), eec);  in ixgbe_release_eeprom()