-/**
- * ixgbe_read_phy_reg_mdi_22 - Read from a clause 22 PHY register without lock
- * @hw: pointer to hardware structure
- * @reg_addr: 32 bit address of PHY register to read
- * @dev_type: always unused
- * @phy_data: Pointer to read data from PHY register
- */
-STATIC s32 ixgbe_read_phy_reg_mdi_22(struct ixgbe_hw *hw, u32 reg_addr,
- u32 dev_type, u16 *phy_data)
-{
- u32 i, data, command;
- UNREFERENCED_1PARAMETER(dev_type);
-
- /* Setup and write the read command */
- command = (reg_addr << IXGBE_MSCA_DEV_TYPE_SHIFT) |
- (hw->phy.addr << IXGBE_MSCA_PHY_ADDR_SHIFT) |
- IXGBE_MSCA_OLD_PROTOCOL | IXGBE_MSCA_READ_AUTOINC |
- IXGBE_MSCA_MDI_COMMAND;
-
- IXGBE_WRITE_REG(hw, IXGBE_MSCA, command);
-
- /* Check every 10 usec to see if the access completed.
- * The MDI Command bit will clear when the operation is
- * complete
- */
- for (i = 0; i < IXGBE_MDIO_COMMAND_TIMEOUT; i++) {
- usec_delay(10);
-
- command = IXGBE_READ_REG(hw, IXGBE_MSCA);
- if (!(command & IXGBE_MSCA_MDI_COMMAND))
- break;
- }
-
- if (command & IXGBE_MSCA_MDI_COMMAND) {
- ERROR_REPORT1(IXGBE_ERROR_POLLING,
- "PHY read command did not complete.\n");
- return IXGBE_ERR_PHY;
- }
-
- /* Read operation is complete. Get the data from MSRWD */
- data = IXGBE_READ_REG(hw, IXGBE_MSRWD);
- data >>= IXGBE_MSRWD_READ_DATA_SHIFT;
- *phy_data = (u16)data;
-
- return IXGBE_SUCCESS;
-}
-
-/**
- * ixgbe_write_phy_reg_mdi_22 - Write to a clause 22 PHY register without lock
- * @hw: pointer to hardware structure
- * @reg_addr: 32 bit PHY register to write
- * @dev_type: always unused
- * @phy_data: Data to write to the PHY register
- */
-STATIC s32 ixgbe_write_phy_reg_mdi_22(struct ixgbe_hw *hw, u32 reg_addr,
- u32 dev_type, u16 phy_data)
-{
- u32 i, command;
- UNREFERENCED_1PARAMETER(dev_type);
-
- /* Put the data in the MDI single read and write data register*/
- IXGBE_WRITE_REG(hw, IXGBE_MSRWD, (u32)phy_data);
-
- /* Setup and write the write command */
- command = (reg_addr << IXGBE_MSCA_DEV_TYPE_SHIFT) |
- (hw->phy.addr << IXGBE_MSCA_PHY_ADDR_SHIFT) |
- IXGBE_MSCA_OLD_PROTOCOL | IXGBE_MSCA_WRITE |
- IXGBE_MSCA_MDI_COMMAND;
-
- IXGBE_WRITE_REG(hw, IXGBE_MSCA, command);
-
- /* Check every 10 usec to see if the access completed.
- * The MDI Command bit will clear when the operation is
- * complete
- */
- for (i = 0; i < IXGBE_MDIO_COMMAND_TIMEOUT; i++) {
- usec_delay(10);
-
- command = IXGBE_READ_REG(hw, IXGBE_MSCA);
- if (!(command & IXGBE_MSCA_MDI_COMMAND))
- break;
- }
-
- if (command & IXGBE_MSCA_MDI_COMMAND) {
- ERROR_REPORT1(IXGBE_ERROR_POLLING,
- "PHY write cmd didn't complete\n");
- return IXGBE_ERR_PHY;
- }
-
- return IXGBE_SUCCESS;
-}
-