65  *  e1000_init_phy_ops_generic - Initialize PHY function pointers
72 	struct e1000_phy_info *phy = &hw->phy;  in e1000_init_phy_ops_generic()  local
76 	phy->ops.init_params = e1000_null_ops_generic;  in e1000_init_phy_ops_generic()
77 	phy->ops.acquire = e1000_null_ops_generic;  in e1000_init_phy_ops_generic()
78 	phy->ops.check_polarity = e1000_null_ops_generic;  in e1000_init_phy_ops_generic()
79 	phy->ops.check_reset_block = e1000_null_ops_generic;  in e1000_init_phy_ops_generic()
80 	phy->ops.commit = e1000_null_ops_generic;  in e1000_init_phy_ops_generic()
81 	phy->ops.force_speed_duplex = e1000_null_ops_generic;  in e1000_init_phy_ops_generic()
82 	phy->ops.get_cfg_done = e1000_null_ops_generic;  in e1000_init_phy_ops_generic()
83 	phy->ops.get_cable_length = e1000_null_ops_generic;  in e1000_init_phy_ops_generic()
84 	phy->ops.get_info = e1000_null_ops_generic;  in e1000_init_phy_ops_generic()
85 	phy->ops.set_page = e1000_null_set_page;  in e1000_init_phy_ops_generic()
86 	phy->ops.read_reg = e1000_null_read_reg;  in e1000_init_phy_ops_generic()
87 	phy->ops.read_reg_locked = e1000_null_read_reg;  in e1000_init_phy_ops_generic()
88 	phy->ops.read_reg_page = e1000_null_read_reg;  in e1000_init_phy_ops_generic()
89 	phy->ops.release = e1000_null_phy_generic;  in e1000_init_phy_ops_generic()
90 	phy->ops.reset = e1000_null_ops_generic;  in e1000_init_phy_ops_generic()
91 	phy->ops.set_d0_lplu_state = e1000_null_lplu_state;  in e1000_init_phy_ops_generic()
92 	phy->ops.set_d3_lplu_state = e1000_null_lplu_state;  in e1000_init_phy_ops_generic()
93 	phy->ops.write_reg = e1000_null_write_reg;  in e1000_init_phy_ops_generic()
94 	phy->ops.write_reg_locked = e1000_null_write_reg;  in e1000_init_phy_ops_generic()
95 	phy->ops.write_reg_page = e1000_null_write_reg;  in e1000_init_phy_ops_generic()
96 	phy->ops.power_up = e1000_null_phy_generic;  in e1000_init_phy_ops_generic()
97 	phy->ops.power_down = e1000_null_phy_generic;  in e1000_init_phy_ops_generic()
98 	phy->ops.read_i2c_byte = e1000_read_i2c_byte_null;  in e1000_init_phy_ops_generic()
99 	phy->ops.write_i2c_byte = e1000_write_i2c_byte_null;  in e1000_init_phy_ops_generic()
100 	phy->ops.cfg_on_link_up = e1000_null_ops_generic;  in e1000_init_phy_ops_generic()
198  *  e1000_check_reset_block_generic - Check if PHY reset is blocked
201  *  Read the PHY management control register and check whether a PHY reset
218  *  e1000_get_phy_id - Retrieve the PHY ID and revision
221  *  Reads the PHY registers and stores the PHY ID and possibly the PHY
226 	struct e1000_phy_info *phy = &hw->phy;  in e1000_get_phy_id()  local
233 	if (!phy->ops.read_reg)  in e1000_get_phy_id()
237 		ret_val = phy->ops.read_reg(hw, PHY_ID1, &phy_id);  in e1000_get_phy_id()
241 		phy->id = (u32)(phy_id << 16);  in e1000_get_phy_id()
243 		ret_val = phy->ops.read_reg(hw, PHY_ID2, &phy_id);  in e1000_get_phy_id()
247 		phy->id |= (u32)(phy_id & PHY_REVISION_MASK);  in e1000_get_phy_id()
248 		phy->revision = (u32)(phy_id & ~PHY_REVISION_MASK);  in e1000_get_phy_id()
250 		if (phy->id != 0 && phy->id != PHY_REVISION_MASK)  in e1000_get_phy_id()
260  *  e1000_phy_reset_dsp_generic - Reset PHY DSP
271 	if (!hw->phy.ops.write_reg)  in e1000_phy_reset_dsp_generic()
274 	ret_val = hw->phy.ops.write_reg(hw, M88E1000_PHY_GEN_CONTROL, 0xC1);  in e1000_phy_reset_dsp_generic()
278 	return hw->phy.ops.write_reg(hw, M88E1000_PHY_GEN_CONTROL, 0);  in e1000_phy_reset_dsp_generic()
287  *  Reads the MDI control register in the PHY at offset and stores the
292 	struct e1000_phy_info *phy = &hw->phy;  in e1000_read_phy_reg_mdic()  local
298 		DEBUGOUT1("PHY Address %d is out of range\n", offset);  in e1000_read_phy_reg_mdic()
302 	/* Set up Op-code, Phy Address, and register offset in the MDI  in e1000_read_phy_reg_mdic()
304 	 * PHY to retrieve the desired data.  in e1000_read_phy_reg_mdic()
307 		(phy->addr << E1000_MDIC_PHY_SHIFT) |  in e1000_read_phy_reg_mdic()
353  *  Writes data to MDI control register in the PHY at offset.
357 	struct e1000_phy_info *phy = &hw->phy;  in e1000_write_phy_reg_mdic()  local
363 		DEBUGOUT1("PHY Address %d is out of range\n", offset);  in e1000_write_phy_reg_mdic()
367 	/* Set up Op-code, Phy Address, and register offset in the MDI  in e1000_write_phy_reg_mdic()
369 	 * PHY to retrieve the desired data.  in e1000_write_phy_reg_mdic()
373 		(phy->addr << E1000_MDIC_PHY_SHIFT) |  in e1000_write_phy_reg_mdic()
413  *  e1000_read_phy_reg_i2c - Read PHY register using i2c
418  *  Reads the PHY register at offset using the i2c interface and stores the
423 	struct e1000_phy_info *phy = &hw->phy;  in e1000_read_phy_reg_i2c()  local
428 	/* Set up Op-code, Phy Address, and register address in the I2CCMD  in e1000_read_phy_reg_i2c()
430 	 * PHY to retrieve the desired data.  in e1000_read_phy_reg_i2c()
433 		  (phy->addr << E1000_I2CCMD_PHY_ADDR_SHIFT) |  in e1000_read_phy_reg_i2c()
461  *  e1000_write_phy_reg_i2c - Write PHY register using i2c
466  *  Writes the data to PHY register at the offset using the i2c interface.
470 	struct e1000_phy_info *phy = &hw->phy;  in e1000_write_phy_reg_i2c()  local
477 	if ((hw->phy.addr == 0) || (hw->phy.addr > 7)) {  in e1000_write_phy_reg_i2c()
478 		DEBUGOUT1("PHY I2C Address %d is out of range.\n",  in e1000_write_phy_reg_i2c()
479 			  hw->phy.addr);  in e1000_write_phy_reg_i2c()
486 	/* Set up Op-code, Phy Address, and register address in the I2CCMD  in e1000_write_phy_reg_i2c()
488 	 * PHY to retrieve the desired data.  in e1000_write_phy_reg_i2c()
491 		  (phy->addr << E1000_I2CCMD_PHY_ADDR_SHIFT) |  in e1000_write_phy_reg_i2c()
645  *  e1000_read_phy_reg_m88 - Read m88 PHY register
650  *  Acquires semaphore, if necessary, then reads the PHY register at offset
660 	if (!hw->phy.ops.acquire)  in e1000_read_phy_reg_m88()
663 	ret_val = hw->phy.ops.acquire(hw);  in e1000_read_phy_reg_m88()
670 	hw->phy.ops.release(hw);  in e1000_read_phy_reg_m88()
676  *  e1000_write_phy_reg_m88 - Write m88 PHY register
681  *  Acquires semaphore, if necessary, then writes the data to PHY register
690 	if (!hw->phy.ops.acquire)  in e1000_write_phy_reg_m88()
693 	ret_val = hw->phy.ops.acquire(hw);  in e1000_write_phy_reg_m88()
700 	hw->phy.ops.release(hw);  in e1000_write_phy_reg_m88()
706  *  e1000_set_page_igp - Set page as on IGP-like PHY(s)
710  *  Sets PHY page required for PHY register access.  Assumes semaphore is
711  *  already acquired.  Note, this function sets phy.addr to 1 so the caller
720 	hw->phy.addr = 1;  in e1000_set_page_igp()
726  *  __e1000_read_phy_reg_igp - Read igp PHY register
732  *  Acquires semaphore, if necessary, then reads the PHY register at offset
744 		if (!hw->phy.ops.acquire)  in __e1000_read_phy_reg_igp()
747 		ret_val = hw->phy.ops.acquire(hw);  in __e1000_read_phy_reg_igp()
761 		hw->phy.ops.release(hw);  in __e1000_read_phy_reg_igp()
767  *  e1000_read_phy_reg_igp - Read igp PHY register
772  *  Acquires semaphore then reads the PHY register at offset and stores the
782  *  e1000_read_phy_reg_igp_locked - Read igp PHY register
787  *  Reads the PHY register at offset and stores the retrieved information
796  *  e1000_write_phy_reg_igp - Write igp PHY register
802  *  Acquires semaphore, if necessary, then writes the data to PHY register
813 		if (!hw->phy.ops.acquire)  in __e1000_write_phy_reg_igp()
816 		ret_val = hw->phy.ops.acquire(hw);  in __e1000_write_phy_reg_igp()
830 		hw->phy.ops.release(hw);  in __e1000_write_phy_reg_igp()
836  *  e1000_write_phy_reg_igp - Write igp PHY register
841  *  Acquires semaphore then writes the data to PHY register
850  *  e1000_write_phy_reg_igp_locked - Write igp PHY register
855  *  Writes the data to PHY register at the offset.
870  *  Acquires semaphore, if necessary.  Then reads the PHY register at offset
884 		if (!hw->phy.ops.acquire)  in __e1000_read_kmrn_reg()
887 		ret_val = hw->phy.ops.acquire(hw);  in __e1000_read_kmrn_reg()
903 		hw->phy.ops.release(hw);  in __e1000_read_kmrn_reg()
914  *  Acquires semaphore then reads the PHY register at offset using the
929  *  Reads the PHY register at offset using the kumeran interface.  The
945  *  Acquires semaphore, if necessary.  Then write the data to PHY register
959 		if (!hw->phy.ops.acquire)  in __e1000_write_kmrn_reg()
962 		ret_val = hw->phy.ops.acquire(hw);  in __e1000_write_kmrn_reg()
975 		hw->phy.ops.release(hw);  in __e1000_write_kmrn_reg()
986  *  Acquires semaphore then writes the data to the PHY register at the offset
1000  *  Write the data to PHY register at the offset using the kumeran interface.
1009  *  e1000_set_master_slave_mode - Setup PHY for Master/slave mode
1020 	ret_val = hw->phy.ops.read_reg(hw, PHY_1000T_CTRL, &phy_data);  in e1000_set_master_slave_mode()
1025 	hw->phy.original_ms_type = (phy_data & CR_1000T_MS_ENABLE) ?  in e1000_set_master_slave_mode()
1030 	switch (hw->phy.ms_type) {  in e1000_set_master_slave_mode()
1045 	return hw->phy.ops.write_reg(hw, PHY_1000T_CTRL, phy_data);  in e1000_set_master_slave_mode()
1049  *  e1000_copper_link_setup_82577 - Setup 82577 PHY for copper link
1061 	if (hw->phy.type == e1000_phy_82580) {  in e1000_copper_link_setup_82577()
1062 		ret_val = hw->phy.ops.reset(hw);  in e1000_copper_link_setup_82577()
1064 			DEBUGOUT("Error resetting the PHY.\n");  in e1000_copper_link_setup_82577()
1070 	ret_val = hw->phy.ops.read_reg(hw, I82577_CFG_REG, &phy_data);  in e1000_copper_link_setup_82577()
1079 	ret_val = hw->phy.ops.write_reg(hw, I82577_CFG_REG, phy_data);  in e1000_copper_link_setup_82577()
1084 	ret_val = hw->phy.ops.read_reg(hw, I82577_PHY_CTRL_2, &phy_data);  in e1000_copper_link_setup_82577()
1093 	switch (hw->phy.mdix) {  in e1000_copper_link_setup_82577()
1105 	ret_val = hw->phy.ops.write_reg(hw, I82577_PHY_CTRL_2, phy_data);  in e1000_copper_link_setup_82577()
1113  *  e1000_copper_link_setup_m88 - Setup m88 PHY's for copper link
1116  *  Sets up MDI/MDI-X and polarity for m88 PHY's.  If necessary, transmit clock
1121 	struct e1000_phy_info *phy = &hw->phy;  in e1000_copper_link_setup_m88()  local
1129 	ret_val = phy->ops.read_reg(hw, M88E1000_PHY_SPEC_CTRL, &phy_data);  in e1000_copper_link_setup_m88()
1133 	/* For BM PHY this bit is downshift enable */  in e1000_copper_link_setup_m88()
1134 	if (phy->type != e1000_phy_bm)  in e1000_copper_link_setup_m88()
1146 	switch (phy->mdix) {  in e1000_copper_link_setup_m88()
1170 	if (phy->disable_polarity_correction)  in e1000_copper_link_setup_m88()
1174 	if (phy->type == e1000_phy_bm) {  in e1000_copper_link_setup_m88()
1176 		if (phy->id == BME1000_E_PHY_ID_R2) {  in e1000_copper_link_setup_m88()
1178 			ret_val = phy->ops.write_reg(hw, M88E1000_PHY_SPEC_CTRL,  in e1000_copper_link_setup_m88()
1183 			ret_val = phy->ops.commit(hw);  in e1000_copper_link_setup_m88()
1185 				DEBUGOUT("Error committing the PHY changes\n");  in e1000_copper_link_setup_m88()
1193 	ret_val = phy->ops.write_reg(hw, M88E1000_PHY_SPEC_CTRL, phy_data);  in e1000_copper_link_setup_m88()
1197 	if ((phy->type == e1000_phy_m88) &&  in e1000_copper_link_setup_m88()
1198 	    (phy->revision < E1000_REVISION_4) &&  in e1000_copper_link_setup_m88()
1199 	    (phy->id != BME1000_E_PHY_ID_R2)) {  in e1000_copper_link_setup_m88()
1200 		/* Force TX_CLK in the Extended PHY Specific Control Register  in e1000_copper_link_setup_m88()
1203 		ret_val = phy->ops.read_reg(hw, M88E1000_EXT_PHY_SPEC_CTRL,  in e1000_copper_link_setup_m88()
1210 		if ((phy->revision == E1000_REVISION_2) &&  in e1000_copper_link_setup_m88()
1211 		    (phy->id == M88E1111_I_PHY_ID)) {  in e1000_copper_link_setup_m88()
1212 			/* 82573L PHY - set the downshift counter to 5x. */  in e1000_copper_link_setup_m88()
1222 		ret_val = phy->ops.write_reg(hw, M88E1000_EXT_PHY_SPEC_CTRL,  in e1000_copper_link_setup_m88()
1228 	if ((phy->type == e1000_phy_bm) && (phy->id == BME1000_E_PHY_ID_R2)) {  in e1000_copper_link_setup_m88()
1229 		/* Set PHY page 0, register 29 to 0x0003 */  in e1000_copper_link_setup_m88()
1230 		ret_val = phy->ops.write_reg(hw, 29, 0x0003);  in e1000_copper_link_setup_m88()
1234 		/* Set PHY page 0, register 30 to 0x0000 */  in e1000_copper_link_setup_m88()
1235 		ret_val = phy->ops.write_reg(hw, 30, 0x0000);  in e1000_copper_link_setup_m88()
1241 	ret_val = phy->ops.commit(hw);  in e1000_copper_link_setup_m88()
1243 		DEBUGOUT("Error committing the PHY changes\n");  in e1000_copper_link_setup_m88()
1247 	if (phy->type == e1000_phy_82578) {  in e1000_copper_link_setup_m88()
1248 		ret_val = phy->ops.read_reg(hw, M88E1000_EXT_PHY_SPEC_CTRL,  in e1000_copper_link_setup_m88()
1253 		/* 82578 PHY - set the downshift count to 1x. */  in e1000_copper_link_setup_m88()
1256 		ret_val = phy->ops.write_reg(hw, M88E1000_EXT_PHY_SPEC_CTRL,  in e1000_copper_link_setup_m88()
1266  *  e1000_copper_link_setup_m88_gen2 - Setup m88 PHY's for copper link
1269  *  Sets up MDI/MDI-X and polarity for i347-AT4, m88e1322 and m88e1112 PHY's.
1274 	struct e1000_phy_info *phy = &hw->phy;  in e1000_copper_link_setup_m88_gen2()  local
1282 	ret_val = phy->ops.read_reg(hw, M88E1000_PHY_SPEC_CTRL, &phy_data);  in e1000_copper_link_setup_m88_gen2()
1295 	switch (phy->mdix) {  in e1000_copper_link_setup_m88_gen2()
1304 		if (phy->id != M88E1112_E_PHY_ID) {  in e1000_copper_link_setup_m88_gen2()
1323 	if (phy->disable_polarity_correction)  in e1000_copper_link_setup_m88_gen2()
1327 	if (phy->id == M88E1543_E_PHY_ID) {  in e1000_copper_link_setup_m88_gen2()
1330 		    phy->ops.write_reg(hw, M88E1000_PHY_SPEC_CTRL, phy_data);  in e1000_copper_link_setup_m88_gen2()
1334 		ret_val = phy->ops.commit(hw);  in e1000_copper_link_setup_m88_gen2()
1336 			DEBUGOUT("Error committing the PHY changes\n");  in e1000_copper_link_setup_m88_gen2()
1345 	ret_val = phy->ops.write_reg(hw, M88E1000_PHY_SPEC_CTRL, phy_data);  in e1000_copper_link_setup_m88_gen2()
1350 	ret_val = phy->ops.commit(hw);  in e1000_copper_link_setup_m88_gen2()
1352 		DEBUGOUT("Error committing the PHY changes\n");  in e1000_copper_link_setup_m88_gen2()
1364  *  e1000_copper_link_setup_igp - Setup igp PHY's for copper link
1368  *  igp PHY's.
1372 	struct e1000_phy_info *phy = &hw->phy;  in e1000_copper_link_setup_igp()  local
1379 	ret_val = hw->phy.ops.reset(hw);  in e1000_copper_link_setup_igp()
1381 		DEBUGOUT("Error resetting the PHY.\n");  in e1000_copper_link_setup_igp()
1385 	/* Wait 100ms for MAC to configure PHY from NVM settings, to avoid  in e1000_copper_link_setup_igp()
1393 	if (phy->type == e1000_phy_igp) {  in e1000_copper_link_setup_igp()
1395 		ret_val = hw->phy.ops.set_d3_lplu_state(hw, false);  in e1000_copper_link_setup_igp()
1403 	if (hw->phy.ops.set_d0_lplu_state) {  in e1000_copper_link_setup_igp()
1404 		ret_val = hw->phy.ops.set_d0_lplu_state(hw, false);  in e1000_copper_link_setup_igp()
1411 	ret_val = phy->ops.read_reg(hw, IGP01E1000_PHY_PORT_CTRL, &data);  in e1000_copper_link_setup_igp()
1417 	switch (phy->mdix) {  in e1000_copper_link_setup_igp()
1430 	ret_val = phy->ops.write_reg(hw, IGP01E1000_PHY_PORT_CTRL, data);  in e1000_copper_link_setup_igp()
1440 		if (phy->autoneg_advertised == ADVERTISE_1000_FULL) {  in e1000_copper_link_setup_igp()
1442 			ret_val = phy->ops.read_reg(hw,  in e1000_copper_link_setup_igp()
1449 			ret_val = phy->ops.write_reg(hw,  in e1000_copper_link_setup_igp()
1456 			ret_val = phy->ops.read_reg(hw, PHY_1000T_CTRL, &data);  in e1000_copper_link_setup_igp()
1461 			ret_val = phy->ops.write_reg(hw, PHY_1000T_CTRL, data);  in e1000_copper_link_setup_igp()
1473  *  e1000_phy_setup_autoneg - Configure PHY for auto-negotiation
1477  *  register and if the PHY is already setup for auto-negotiation, then
1483 	struct e1000_phy_info *phy = &hw->phy;  in e1000_phy_setup_autoneg()  local
1490 	phy->autoneg_advertised &= phy->autoneg_mask;  in e1000_phy_setup_autoneg()
1493 	ret_val = phy->ops.read_reg(hw, PHY_AUTONEG_ADV, &mii_autoneg_adv_reg);  in e1000_phy_setup_autoneg()
1497 	if (phy->autoneg_mask & ADVERTISE_1000_FULL) {  in e1000_phy_setup_autoneg()
1499 		ret_val = phy->ops.read_reg(hw, PHY_1000T_CTRL,  in e1000_phy_setup_autoneg()
1506 	 * the appropriate PHY registers.  First we will parse for  in e1000_phy_setup_autoneg()
1522 	DEBUGOUT1("autoneg_advertised %x\n", phy->autoneg_advertised);  in e1000_phy_setup_autoneg()
1525 	if (phy->autoneg_advertised & ADVERTISE_10_HALF) {  in e1000_phy_setup_autoneg()
1531 	if (phy->autoneg_advertised & ADVERTISE_10_FULL) {  in e1000_phy_setup_autoneg()
1537 	if (phy->autoneg_advertised & ADVERTISE_100_HALF) {  in e1000_phy_setup_autoneg()
1543 	if (phy->autoneg_advertised & ADVERTISE_100_FULL) {  in e1000_phy_setup_autoneg()
1548 	/* We do not allow the Phy to advertise 1000 Mb Half Duplex */  in e1000_phy_setup_autoneg()
1549 	if (phy->autoneg_advertised & ADVERTISE_1000_HALF)  in e1000_phy_setup_autoneg()
1553 	if (phy->autoneg_advertised & ADVERTISE_1000_FULL) {  in e1000_phy_setup_autoneg()
1559 	 * setup the PHY advertisement registers accordingly.  If  in e1000_phy_setup_autoneg()
1612 	ret_val = phy->ops.write_reg(hw, PHY_AUTONEG_ADV, mii_autoneg_adv_reg);  in e1000_phy_setup_autoneg()
1618 	if (phy->autoneg_mask & ADVERTISE_1000_FULL)  in e1000_phy_setup_autoneg()
1619 		ret_val = phy->ops.write_reg(hw, PHY_1000T_CTRL,  in e1000_phy_setup_autoneg()
1630  *  configure to advertise the full capability.  Setup the PHY to autoneg
1636 	struct e1000_phy_info *phy = &hw->phy;  in e1000_copper_link_autoneg()  local
1645 	phy->autoneg_advertised &= phy->autoneg_mask;  in e1000_copper_link_autoneg()
1650 	if (!phy->autoneg_advertised)  in e1000_copper_link_autoneg()
1651 		phy->autoneg_advertised = phy->autoneg_mask;  in e1000_copper_link_autoneg()
1662 	 * the Auto Neg Restart bit in the PHY control register.  in e1000_copper_link_autoneg()
1664 	ret_val = phy->ops.read_reg(hw, PHY_CONTROL, &phy_ctrl);  in e1000_copper_link_autoneg()
1669 	ret_val = phy->ops.write_reg(hw, PHY_CONTROL, phy_ctrl);  in e1000_copper_link_autoneg()
1676 	if (phy->autoneg_wait_to_complete) {  in e1000_copper_link_autoneg()
1714 		/* PHY will be set to 10H, 10F, 100H or 100F  in e1000_setup_copper_link_generic()
1718 		ret_val = hw->phy.ops.force_speed_duplex(hw);  in e1000_setup_copper_link_generic()
1745  *  e1000_phy_force_speed_duplex_igp - Force speed/duplex for igp PHY
1748  *  Calls the PHY setup function to force speed and duplex.  Clears the
1754 	struct e1000_phy_info *phy = &hw->phy;  in e1000_phy_force_speed_duplex_igp()  local
1761 	ret_val = phy->ops.read_reg(hw, PHY_CONTROL, &phy_data);  in e1000_phy_force_speed_duplex_igp()
1767 	ret_val = phy->ops.write_reg(hw, PHY_CONTROL, phy_data);  in e1000_phy_force_speed_duplex_igp()
1774 	ret_val = phy->ops.read_reg(hw, IGP01E1000_PHY_PORT_CTRL, &phy_data);  in e1000_phy_force_speed_duplex_igp()
1781 	ret_val = phy->ops.write_reg(hw, IGP01E1000_PHY_PORT_CTRL, phy_data);  in e1000_phy_force_speed_duplex_igp()
1789 	if (phy->autoneg_wait_to_complete) {  in e1000_phy_force_speed_duplex_igp()
1790 		DEBUGOUT("Waiting for forced speed/duplex link on IGP phy.\n");  in e1000_phy_force_speed_duplex_igp()
1809  *  e1000_phy_force_speed_duplex_m88 - Force speed/duplex for m88 PHY
1812  *  Calls the PHY setup function to force speed and duplex.  Clears the
1813  *  auto-crossover to force MDI manually.  Resets the PHY to commit the
1820 	struct e1000_phy_info *phy = &hw->phy;  in e1000_phy_force_speed_duplex_m88()  local
1828 	if (phy->type != e1000_phy_i210) {  in e1000_phy_force_speed_duplex_m88()
1832 		ret_val = phy->ops.read_reg(hw, M88E1000_PHY_SPEC_CTRL,  in e1000_phy_force_speed_duplex_m88()
1838 		ret_val = phy->ops.write_reg(hw, M88E1000_PHY_SPEC_CTRL,  in e1000_phy_force_speed_duplex_m88()
1846 	ret_val = phy->ops.read_reg(hw, PHY_CONTROL, &phy_data);  in e1000_phy_force_speed_duplex_m88()
1852 	ret_val = phy->ops.write_reg(hw, PHY_CONTROL, phy_data);  in e1000_phy_force_speed_duplex_m88()
1856 	/* Reset the phy to commit changes. */  in e1000_phy_force_speed_duplex_m88()
1857 	ret_val = hw->phy.ops.commit(hw);  in e1000_phy_force_speed_duplex_m88()
1861 	if (phy->autoneg_wait_to_complete) {  in e1000_phy_force_speed_duplex_m88()
1862 		DEBUGOUT("Waiting for forced speed/duplex link on M88 phy.\n");  in e1000_phy_force_speed_duplex_m88()
1872 			switch (hw->phy.id) {  in e1000_phy_force_speed_duplex_m88()
1882 				if (hw->phy.type != e1000_phy_m88)  in e1000_phy_force_speed_duplex_m88()
1893 				ret_val = phy->ops.write_reg(hw,  in e1000_phy_force_speed_duplex_m88()
1911 	if (hw->phy.type != e1000_phy_m88)  in e1000_phy_force_speed_duplex_m88()
1914 	if (hw->phy.id == I347AT4_E_PHY_ID ||  in e1000_phy_force_speed_duplex_m88()
1915 		hw->phy.id == M88E1340M_E_PHY_ID ||  in e1000_phy_force_speed_duplex_m88()
1916 		hw->phy.id == M88E1112_E_PHY_ID)  in e1000_phy_force_speed_duplex_m88()
1918 	if (hw->phy.id == I210_I_PHY_ID)  in e1000_phy_force_speed_duplex_m88()
1920 	if ((hw->phy.id == M88E1543_E_PHY_ID) ||  in e1000_phy_force_speed_duplex_m88()
1921 	    (hw->phy.id == M88E1512_E_PHY_ID))  in e1000_phy_force_speed_duplex_m88()
1923 	ret_val = phy->ops.read_reg(hw, M88E1000_EXT_PHY_SPEC_CTRL, &phy_data);  in e1000_phy_force_speed_duplex_m88()
1927 	/* Resetting the phy means we need to re-force TX_CLK in the  in e1000_phy_force_speed_duplex_m88()
1928 	 * Extended PHY Specific Control Register to 25MHz clock from  in e1000_phy_force_speed_duplex_m88()
1932 	ret_val = phy->ops.write_reg(hw, M88E1000_EXT_PHY_SPEC_CTRL, phy_data);  in e1000_phy_force_speed_duplex_m88()
1939 	ret_val = phy->ops.read_reg(hw, M88E1000_PHY_SPEC_CTRL, &phy_data);  in e1000_phy_force_speed_duplex_m88()
1944 	ret_val = phy->ops.write_reg(hw, M88E1000_PHY_SPEC_CTRL, phy_data);  in e1000_phy_force_speed_duplex_m88()
1950  *  e1000_phy_force_speed_duplex_ife - Force PHY speed & duplex
1953  *  Forces the speed and duplex settings of the PHY.
1955  *  PHY setup routines.
1959 	struct e1000_phy_info *phy = &hw->phy;  in e1000_phy_force_speed_duplex_ife()  local
1966 	ret_val = phy->ops.read_reg(hw, PHY_CONTROL, &data);  in e1000_phy_force_speed_duplex_ife()
1972 	ret_val = phy->ops.write_reg(hw, PHY_CONTROL, data);  in e1000_phy_force_speed_duplex_ife()
1977 	ret_val = phy->ops.read_reg(hw, IFE_PHY_MDIX_CONTROL, &data);  in e1000_phy_force_speed_duplex_ife()
1984 	ret_val = phy->ops.write_reg(hw, IFE_PHY_MDIX_CONTROL, data);  in e1000_phy_force_speed_duplex_ife()
1992 	if (phy->autoneg_wait_to_complete) {  in e1000_phy_force_speed_duplex_ife()
1993 		DEBUGOUT("Waiting for forced speed/duplex link on IFE phy.\n");  in e1000_phy_force_speed_duplex_ife()
2014  *  e1000_phy_force_speed_duplex_setup - Configure forced PHY speed/duplex
2018  *  Forces speed and duplex on the PHY by doing the following: disable flow
2043 	/* Disable autoneg on the phy */  in e1000_phy_force_speed_duplex_setup()
2090 	struct e1000_phy_info *phy = &hw->phy;  in e1000_set_d3_lplu_state_generic()  local
2096 	if (!hw->phy.ops.read_reg)  in e1000_set_d3_lplu_state_generic()
2099 	ret_val = phy->ops.read_reg(hw, IGP02E1000_PHY_POWER_MGMT, &data);  in e1000_set_d3_lplu_state_generic()
2105 		ret_val = phy->ops.write_reg(hw, IGP02E1000_PHY_POWER_MGMT,  in e1000_set_d3_lplu_state_generic()
2114 		if (phy->smart_speed == e1000_smart_speed_on) {  in e1000_set_d3_lplu_state_generic()
2115 			ret_val = phy->ops.read_reg(hw,  in e1000_set_d3_lplu_state_generic()
2122 			ret_val = phy->ops.write_reg(hw,  in e1000_set_d3_lplu_state_generic()
2127 		} else if (phy->smart_speed == e1000_smart_speed_off) {  in e1000_set_d3_lplu_state_generic()
2128 			ret_val = phy->ops.read_reg(hw,  in e1000_set_d3_lplu_state_generic()
2135 			ret_val = phy->ops.write_reg(hw,  in e1000_set_d3_lplu_state_generic()
2141 	} else if ((phy->autoneg_advertised == E1000_ALL_SPEED_DUPLEX) ||  in e1000_set_d3_lplu_state_generic()
2142 		   (phy->autoneg_advertised == E1000_ALL_NOT_GIG) ||  in e1000_set_d3_lplu_state_generic()
2143 		   (phy->autoneg_advertised == E1000_ALL_10_SPEED)) {  in e1000_set_d3_lplu_state_generic()
2145 		ret_val = phy->ops.write_reg(hw, IGP02E1000_PHY_POWER_MGMT,  in e1000_set_d3_lplu_state_generic()
2151 		ret_val = phy->ops.read_reg(hw, IGP01E1000_PHY_PORT_CONFIG,  in e1000_set_d3_lplu_state_generic()
2157 		ret_val = phy->ops.write_reg(hw, IGP01E1000_PHY_PORT_CONFIG,  in e1000_set_d3_lplu_state_generic()
2170  *  A downshift is detected by querying the PHY link health.
2174 	struct e1000_phy_info *phy = &hw->phy;  in e1000_check_downshift_generic()  local
2180 	switch (phy->type) {  in e1000_check_downshift_generic()
2197 		phy->speed_downgraded = false;  in e1000_check_downshift_generic()
2201 	ret_val = phy->ops.read_reg(hw, offset, &phy_data);  in e1000_check_downshift_generic()
2204 		phy->speed_downgraded = !!(phy_data & mask);  in e1000_check_downshift_generic()
2215  *  Polarity is determined based on the PHY specific status register.
2219 	struct e1000_phy_info *phy = &hw->phy;  in e1000_check_polarity_m88()  local
2225 	ret_val = phy->ops.read_reg(hw, M88E1000_PHY_SPEC_STATUS, &data);  in e1000_check_polarity_m88()
2228 		phy->cable_polarity = ((data & M88E1000_PSSR_REV_POLARITY)  in e1000_check_polarity_m88()
2241  *  Polarity is determined based on the PHY port status register, and the
2246 	struct e1000_phy_info *phy = &hw->phy;  in e1000_check_polarity_igp()  local
2255 	ret_val = phy->ops.read_reg(hw, IGP01E1000_PHY_PORT_STATUS, &data);  in e1000_check_polarity_igp()
2271 	ret_val = phy->ops.read_reg(hw, offset, &data);  in e1000_check_polarity_igp()
2274 		phy->cable_polarity = ((data & mask)  in e1000_check_polarity_igp()
2282  *  e1000_check_polarity_ife - Check cable polarity for IFE PHY
2289 	struct e1000_phy_info *phy = &hw->phy;  in e1000_check_polarity_ife()  local
2297 	if (phy->polarity_correction) {  in e1000_check_polarity_ife()
2305 	ret_val = phy->ops.read_reg(hw, offset, &phy_data);  in e1000_check_polarity_ife()
2308 		phy->cable_polarity = ((phy_data & mask)  in e1000_check_polarity_ife()
2329 	if (!hw->phy.ops.read_reg)  in e1000_wait_autoneg()
2334 		ret_val = hw->phy.ops.read_reg(hw, PHY_STATUS, &phy_status);  in e1000_wait_autoneg()
2337 		ret_val = hw->phy.ops.read_reg(hw, PHY_STATUS, &phy_status);  in e1000_wait_autoneg()
2352  *  e1000_phy_has_link_generic - Polls PHY for link
2358  *  Polls the PHY status register for link, 'iterations' number of times.
2368 	if (!hw->phy.ops.read_reg)  in e1000_phy_has_link_generic()
2376 		ret_val = hw->phy.ops.read_reg(hw, PHY_STATUS, &phy_status);  in e1000_phy_has_link_generic()
2387 		ret_val = hw->phy.ops.read_reg(hw, PHY_STATUS, &phy_status);  in e1000_phy_has_link_generic()
2404  *  e1000_get_cable_length_m88 - Determine cable length for m88 PHY
2407  *  Reads the PHY specific status register to retrieve the cable length
2409  *  maximum values to get the "average" cable length.  The m88 PHY has four
2420 	struct e1000_phy_info *phy = &hw->phy;  in e1000_get_cable_length_m88()  local
2426 	ret_val = phy->ops.read_reg(hw, M88E1000_PHY_SPEC_STATUS, &phy_data);  in e1000_get_cable_length_m88()
2436 	phy->min_cable_length = e1000_m88_cable_length_table[index];  in e1000_get_cable_length_m88()
2437 	phy->max_cable_length = e1000_m88_cable_length_table[index + 1];  in e1000_get_cable_length_m88()
2439 	phy->cable_length = (phy->min_cable_length + phy->max_cable_length) / 2;  in e1000_get_cable_length_m88()
2446 	struct e1000_phy_info *phy = &hw->phy;  in e1000_get_cable_length_m88_gen2()  local
2453 	switch (hw->phy.id) {  in e1000_get_cable_length_m88_gen2()
2455 		/* Get cable length from PHY Cable Diagnostics Control Reg */  in e1000_get_cable_length_m88_gen2()
2456 		ret_val = phy->ops.read_reg(hw, (0x7 << GS40G_PAGE_SHIFT) +  in e1000_get_cable_length_m88_gen2()
2457 					    (I347AT4_PCDL + phy->addr),  in e1000_get_cable_length_m88_gen2()
2463 		ret_val = phy->ops.read_reg(hw, (0x7 << GS40G_PAGE_SHIFT) +  in e1000_get_cable_length_m88_gen2()
2470 		/* Populate the phy structure with cable length in meters */  in e1000_get_cable_length_m88_gen2()
2471 		phy->min_cable_length = phy_data / (is_cm ? 100 : 1);  in e1000_get_cable_length_m88_gen2()
2472 		phy->max_cable_length = phy_data / (is_cm ? 100 : 1);  in e1000_get_cable_length_m88_gen2()
2473 		phy->cable_length = phy_data / (is_cm ? 100 : 1);  in e1000_get_cable_length_m88_gen2()
2480 		ret_val = phy->ops.read_reg(hw, I347AT4_PAGE_SELECT,  in e1000_get_cable_length_m88_gen2()
2485 		ret_val = phy->ops.write_reg(hw, I347AT4_PAGE_SELECT, 0x07);  in e1000_get_cable_length_m88_gen2()
2489 		/* Get cable length from PHY Cable Diagnostics Control Reg */  in e1000_get_cable_length_m88_gen2()
2490 		ret_val = phy->ops.read_reg(hw, (I347AT4_PCDL + phy->addr),  in e1000_get_cable_length_m88_gen2()
2496 		ret_val = phy->ops.read_reg(hw, I347AT4_PCDC, &phy_data2);  in e1000_get_cable_length_m88_gen2()
2502 		/* Populate the phy structure with cable length in meters */  in e1000_get_cable_length_m88_gen2()
2503 		phy->min_cable_length = phy_data / (is_cm ? 100 : 1);  in e1000_get_cable_length_m88_gen2()
2504 		phy->max_cable_length = phy_data / (is_cm ? 100 : 1);  in e1000_get_cable_length_m88_gen2()
2505 		phy->cable_length = phy_data / (is_cm ? 100 : 1);  in e1000_get_cable_length_m88_gen2()
2508 		ret_val = phy->ops.write_reg(hw, I347AT4_PAGE_SELECT,  in e1000_get_cable_length_m88_gen2()
2516 		ret_val = phy->ops.read_reg(hw, I347AT4_PAGE_SELECT,  in e1000_get_cable_length_m88_gen2()
2521 		ret_val = phy->ops.write_reg(hw, I347AT4_PAGE_SELECT, 0x05);  in e1000_get_cable_length_m88_gen2()
2525 		ret_val = phy->ops.read_reg(hw, M88E1112_VCT_DSP_DISTANCE,  in e1000_get_cable_length_m88_gen2()
2536 		phy->min_cable_length = e1000_m88_cable_length_table[index];  in e1000_get_cable_length_m88_gen2()
2537 		phy->max_cable_length = e1000_m88_cable_length_table[index + 1];  in e1000_get_cable_length_m88_gen2()
2539 		phy->cable_length = (phy->min_cable_length +  in e1000_get_cable_length_m88_gen2()
2540 				     phy->max_cable_length) / 2;  in e1000_get_cable_length_m88_gen2()
2543 		ret_val = phy->ops.write_reg(hw, I347AT4_PAGE_SELECT,  in e1000_get_cable_length_m88_gen2()
2557  *  e1000_get_cable_length_igp_2 - Determine cable length for igp2 PHY
2569 	struct e1000_phy_info *phy = &hw->phy;  in e1000_get_cable_length_igp_2()  local
2585 		ret_val = phy->ops.read_reg(hw, agc_reg_array[i], &phy_data);  in e1000_get_cable_length_igp_2()
2618 	phy->min_cable_length = (((agc_value - IGP02E1000_AGC_RANGE) > 0) ?  in e1000_get_cable_length_igp_2()
2620 	phy->max_cable_length = agc_value + IGP02E1000_AGC_RANGE;  in e1000_get_cable_length_igp_2()
2622 	phy->cable_length = (phy->min_cable_length + phy->max_cable_length) / 2;  in e1000_get_cable_length_igp_2()
2628  *  e1000_get_phy_info_m88 - Retrieve PHY information
2631  *  Valid for only copper links.  Read the PHY status register (sticky read)
2632  *  to verify that link is up.  Read the PHY special control register to
2633  *  determine the polarity and 10base-T extended distance.  Read the PHY
2639 	struct e1000_phy_info *phy = &hw->phy;  in e1000_get_phy_info_m88()  local
2646 	if (phy->media_type != e1000_media_type_copper) {  in e1000_get_phy_info_m88()
2647 		DEBUGOUT("Phy info is only valid for copper media\n");  in e1000_get_phy_info_m88()
2656 		DEBUGOUT("Phy info is only valid if link is up\n");  in e1000_get_phy_info_m88()
2660 	ret_val = phy->ops.read_reg(hw, M88E1000_PHY_SPEC_CTRL, &phy_data);  in e1000_get_phy_info_m88()
2664 	phy->polarity_correction = !!(phy_data &  in e1000_get_phy_info_m88()
2671 	ret_val = phy->ops.read_reg(hw, M88E1000_PHY_SPEC_STATUS, &phy_data);  in e1000_get_phy_info_m88()
2675 	phy->is_mdix = !!(phy_data & M88E1000_PSSR_MDIX);  in e1000_get_phy_info_m88()
2678 		ret_val = hw->phy.ops.get_cable_length(hw);  in e1000_get_phy_info_m88()
2682 		ret_val = phy->ops.read_reg(hw, PHY_1000T_STATUS, &phy_data);  in e1000_get_phy_info_m88()
2686 		phy->local_rx = (phy_data & SR_1000T_LOCAL_RX_STATUS)  in e1000_get_phy_info_m88()
2690 		phy->remote_rx = (phy_data & SR_1000T_REMOTE_RX_STATUS)  in e1000_get_phy_info_m88()
2695 		phy->cable_length = E1000_CABLE_LENGTH_UNDEFINED;  in e1000_get_phy_info_m88()
2696 		phy->local_rx = e1000_1000t_rx_status_undefined;  in e1000_get_phy_info_m88()
2697 		phy->remote_rx = e1000_1000t_rx_status_undefined;  in e1000_get_phy_info_m88()
2704  *  e1000_get_phy_info_igp - Retrieve igp PHY information
2707  *  Read PHY status to determine if link is up.  If link is up, then
2709  *  PHY port status to determine MDI/MDIx and speed.  Based on the speed,
2714 	struct e1000_phy_info *phy = &hw->phy;  in e1000_get_phy_info_igp()  local
2726 		DEBUGOUT("Phy info is only valid if link is up\n");  in e1000_get_phy_info_igp()
2730 	phy->polarity_correction = true;  in e1000_get_phy_info_igp()
2736 	ret_val = phy->ops.read_reg(hw, IGP01E1000_PHY_PORT_STATUS, &data);  in e1000_get_phy_info_igp()
2740 	phy->is_mdix = !!(data & IGP01E1000_PSSR_MDIX);  in e1000_get_phy_info_igp()
2744 		ret_val = phy->ops.get_cable_length(hw);  in e1000_get_phy_info_igp()
2748 		ret_val = phy->ops.read_reg(hw, PHY_1000T_STATUS, &data);  in e1000_get_phy_info_igp()
2752 		phy->local_rx = (data & SR_1000T_LOCAL_RX_STATUS)  in e1000_get_phy_info_igp()
2756 		phy->remote_rx = (data & SR_1000T_REMOTE_RX_STATUS)  in e1000_get_phy_info_igp()
2760 		phy->cable_length = E1000_CABLE_LENGTH_UNDEFINED;  in e1000_get_phy_info_igp()
2761 		phy->local_rx = e1000_1000t_rx_status_undefined;  in e1000_get_phy_info_igp()
2762 		phy->remote_rx = e1000_1000t_rx_status_undefined;  in e1000_get_phy_info_igp()
2769  *  e1000_get_phy_info_ife - Retrieves various IFE PHY states
2772  *  Populates "phy" structure with various feature states.
2776 	struct e1000_phy_info *phy = &hw->phy;  in e1000_get_phy_info_ife()  local
2788 		DEBUGOUT("Phy info is only valid if link is up\n");  in e1000_get_phy_info_ife()
2792 	ret_val = phy->ops.read_reg(hw, IFE_PHY_SPECIAL_CONTROL, &data);  in e1000_get_phy_info_ife()
2795 	phy->polarity_correction = !(data & IFE_PSC_AUTO_POLARITY_DISABLE);  in e1000_get_phy_info_ife()
2797 	if (phy->polarity_correction) {  in e1000_get_phy_info_ife()
2803 		phy->cable_polarity = ((data & IFE_PSC_FORCE_POLARITY)  in e1000_get_phy_info_ife()
2808 	ret_val = phy->ops.read_reg(hw, IFE_PHY_MDIX_CONTROL, &data);  in e1000_get_phy_info_ife()
2812 	phy->is_mdix = !!(data & IFE_PMC_MDIX_STATUS);  in e1000_get_phy_info_ife()
2815 	phy->cable_length = E1000_CABLE_LENGTH_UNDEFINED;  in e1000_get_phy_info_ife()
2816 	phy->local_rx = e1000_1000t_rx_status_undefined;  in e1000_get_phy_info_ife()
2817 	phy->remote_rx = e1000_1000t_rx_status_undefined;  in e1000_get_phy_info_ife()
2823  *  e1000_phy_sw_reset_generic - PHY software reset
2826  *  Does a software reset of the PHY by reading the PHY control register and
2827  *  setting/write the control register reset bit to the PHY.
2836 	if (!hw->phy.ops.read_reg)  in e1000_phy_sw_reset_generic()
2839 	ret_val = hw->phy.ops.read_reg(hw, PHY_CONTROL, &phy_ctrl);  in e1000_phy_sw_reset_generic()
2844 	ret_val = hw->phy.ops.write_reg(hw, PHY_CONTROL, phy_ctrl);  in e1000_phy_sw_reset_generic()
2854  *  e1000_phy_hw_reset_generic - PHY hardware reset
2859  *  bit in the PHY.  Wait the appropriate delay time for the device to
2864 	struct e1000_phy_info *phy = &hw->phy;  in e1000_phy_hw_reset_generic()  local
2870 	if (phy->ops.check_reset_block) {  in e1000_phy_hw_reset_generic()
2871 		ret_val = phy->ops.check_reset_block(hw);  in e1000_phy_hw_reset_generic()
2876 	ret_val = phy->ops.acquire(hw);  in e1000_phy_hw_reset_generic()
2884 	usec_delay(phy->reset_delay_us);  in e1000_phy_hw_reset_generic()
2891 	phy->ops.release(hw);  in e1000_phy_hw_reset_generic()
2893 	return phy->ops.get_cfg_done(hw);  in e1000_phy_hw_reset_generic()
2913  *  e1000_phy_init_script_igp3 - Inits the IGP3 PHY
2920 	DEBUGOUT("Running IGP 3 PHY init script\n");  in e1000_phy_init_script_igp3()
2922 	/* PHY init IGP 3 */  in e1000_phy_init_script_igp3()
2924 	hw->phy.ops.write_reg(hw, 0x2F5B, 0x9018);  in e1000_phy_init_script_igp3()
2926 	hw->phy.ops.write_reg(hw, 0x2F52, 0x0000);  in e1000_phy_init_script_igp3()
2928 	hw->phy.ops.write_reg(hw, 0x2FB1, 0x8B24);  in e1000_phy_init_script_igp3()
2930 	hw->phy.ops.write_reg(hw, 0x2FB2, 0xF8F0);  in e1000_phy_init_script_igp3()
2932 	hw->phy.ops.write_reg(hw, 0x2010, 0x10B0);  in e1000_phy_init_script_igp3()
2934 	hw->phy.ops.write_reg(hw, 0x2011, 0x0000);  in e1000_phy_init_script_igp3()
2936 	hw->phy.ops.write_reg(hw, 0x20DD, 0x249A);  in e1000_phy_init_script_igp3()
2938 	hw->phy.ops.write_reg(hw, 0x20DE, 0x00D3);  in e1000_phy_init_script_igp3()
2940 	hw->phy.ops.write_reg(hw, 0x28B4, 0x04CE);  in e1000_phy_init_script_igp3()
2942 	hw->phy.ops.write_reg(hw, 0x2F70, 0x29E4);  in e1000_phy_init_script_igp3()
2943 	/* Force 1000 ( required for enabling PHY regs configuration) */  in e1000_phy_init_script_igp3()
2944 	hw->phy.ops.write_reg(hw, 0x0000, 0x0140);  in e1000_phy_init_script_igp3()
2946 	hw->phy.ops.write_reg(hw, 0x1F30, 0x1606);  in e1000_phy_init_script_igp3()
2948 	hw->phy.ops.write_reg(hw, 0x1F31, 0xB814);  in e1000_phy_init_script_igp3()
2950 	hw->phy.ops.write_reg(hw, 0x1F35, 0x002A);  in e1000_phy_init_script_igp3()
2952 	hw->phy.ops.write_reg(hw, 0x1F3E, 0x0067);  in e1000_phy_init_script_igp3()
2954 	hw->phy.ops.write_reg(hw, 0x1F54, 0x0065);  in e1000_phy_init_script_igp3()
2956 	hw->phy.ops.write_reg(hw, 0x1F55, 0x002A);  in e1000_phy_init_script_igp3()
2958 	hw->phy.ops.write_reg(hw, 0x1F56, 0x002A);  in e1000_phy_init_script_igp3()
2960 	hw->phy.ops.write_reg(hw, 0x1F72, 0x3FB0);  in e1000_phy_init_script_igp3()
2962 	hw->phy.ops.write_reg(hw, 0x1F76, 0xC0FF);  in e1000_phy_init_script_igp3()
2964 	hw->phy.ops.write_reg(hw, 0x1F77, 0x1DEC);  in e1000_phy_init_script_igp3()
2966 	hw->phy.ops.write_reg(hw, 0x1F78, 0xF9EF);  in e1000_phy_init_script_igp3()
2968 	hw->phy.ops.write_reg(hw, 0x1F79, 0x0210);  in e1000_phy_init_script_igp3()
2970 	hw->phy.ops.write_reg(hw, 0x1895, 0x0003);  in e1000_phy_init_script_igp3()
2972 	hw->phy.ops.write_reg(hw, 0x1796, 0x0008);  in e1000_phy_init_script_igp3()
2974 	hw->phy.ops.write_reg(hw, 0x1798, 0xD008);  in e1000_phy_init_script_igp3()
2978 	hw->phy.ops.write_reg(hw, 0x1898, 0xD918);  in e1000_phy_init_script_igp3()
2980 	hw->phy.ops.write_reg(hw, 0x187A, 0x0800);  in e1000_phy_init_script_igp3()
2984 	hw->phy.ops.write_reg(hw, 0x0019, 0x008D);  in e1000_phy_init_script_igp3()
2986 	hw->phy.ops.write_reg(hw, 0x001B, 0x2080);  in e1000_phy_init_script_igp3()
2988 	hw->phy.ops.write_reg(hw, 0x0014, 0x0045);  in e1000_phy_init_script_igp3()
2990 	hw->phy.ops.write_reg(hw, 0x0000, 0x1340);  in e1000_phy_init_script_igp3()
2996  *  e1000_get_phy_type_from_id - Get PHY type from id
2997  *  @phy_id: phy_id read from the phy
2999  *  Returns the phy type from the id.
3061  *  e1000_determine_phy_address - Determines PHY address.
3064  *  This uses a trial and error method to loop through possible PHY
3065  *  addresses. It tests each by reading the PHY ID registers and
3074 	hw->phy.id = phy_type;  in e1000_determine_phy_address()
3077 		hw->phy.addr = phy_addr;  in e1000_determine_phy_address()
3082 			phy_type = e1000_get_phy_type_from_id(hw->phy.id);  in e1000_determine_phy_address()
3085 			 * PHY address  in e1000_determine_phy_address()
3099  *  e1000_get_phy_addr_for_bm_page - Retrieve PHY page address
3103  *  Returns the phy address for the page requested.
3116  *  e1000_write_phy_reg_bm - Write BM PHY register
3121  *  Acquires semaphore, if necessary, then writes the data to PHY register
3131 	ret_val = hw->phy.ops.acquire(hw);  in e1000_write_phy_reg_bm()
3142 	hw->phy.addr = e1000_get_phy_addr_for_bm_page(page, offset);  in e1000_write_phy_reg_bm()
3147 		/* Page select is register 31 for phy address 1 and 22 for  in e1000_write_phy_reg_bm()
3148 		 * phy address 2 and 3. Page select is shifted only for  in e1000_write_phy_reg_bm()
3149 		 * phy address 1.  in e1000_write_phy_reg_bm()
3151 		if (hw->phy.addr == 1) {  in e1000_write_phy_reg_bm()
3159 		/* Page is shifted left, PHY expects (page x 32) */  in e1000_write_phy_reg_bm()
3170 	hw->phy.ops.release(hw);  in e1000_write_phy_reg_bm()
3175  *  e1000_read_phy_reg_bm - Read BM PHY register
3180  *  Acquires semaphore, if necessary, then reads the PHY register at offset
3191 	ret_val = hw->phy.ops.acquire(hw);  in e1000_read_phy_reg_bm()
3202 	hw->phy.addr = e1000_get_phy_addr_for_bm_page(page, offset);  in e1000_read_phy_reg_bm()
3207 		/* Page select is register 31 for phy address 1 and 22 for  in e1000_read_phy_reg_bm()
3208 		 * phy address 2 and 3. Page select is shifted only for  in e1000_read_phy_reg_bm()
3209 		 * phy address 1.  in e1000_read_phy_reg_bm()
3211 		if (hw->phy.addr == 1) {  in e1000_read_phy_reg_bm()
3219 		/* Page is shifted left, PHY expects (page x 32) */  in e1000_read_phy_reg_bm()
3229 	hw->phy.ops.release(hw);  in e1000_read_phy_reg_bm()
3234  *  e1000_read_phy_reg_bm2 - Read BM PHY register
3239  *  Acquires semaphore, if necessary, then reads the PHY register at offset
3250 	ret_val = hw->phy.ops.acquire(hw);  in e1000_read_phy_reg_bm2()
3261 	hw->phy.addr = 1;  in e1000_read_phy_reg_bm2()
3264 		/* Page is shifted left, PHY expects (page x 32) */  in e1000_read_phy_reg_bm2()
3275 	hw->phy.ops.release(hw);  in e1000_read_phy_reg_bm2()
3280  *  e1000_write_phy_reg_bm2 - Write BM PHY register
3285  *  Acquires semaphore, if necessary, then writes the data to PHY register
3295 	ret_val = hw->phy.ops.acquire(hw);  in e1000_write_phy_reg_bm2()
3306 	hw->phy.addr = 1;  in e1000_write_phy_reg_bm2()
3309 		/* Page is shifted left, PHY expects (page x 32) */  in e1000_write_phy_reg_bm2()
3321 	hw->phy.ops.release(hw);  in e1000_write_phy_reg_bm2()
3343 	/* All page select, port ctrl and wakeup registers use phy address 1 */  in e1000_enable_phy_wakeup_reg_access_bm()
3344 	hw->phy.addr = 1;  in e1000_enable_phy_wakeup_reg_access_bm()
3355 		DEBUGOUT2("Could not read PHY register %d.%d\n",  in e1000_enable_phy_wakeup_reg_access_bm()
3360 	/* Enable both PHY wakeup mode and Wakeup register page writes.  in e1000_enable_phy_wakeup_reg_access_bm()
3361 	 * Prevent a power state change by disabling ME and Host PHY wakeup.  in e1000_enable_phy_wakeup_reg_access_bm()
3369 		DEBUGOUT2("Could not write PHY register %d.%d\n",  in e1000_enable_phy_wakeup_reg_access_bm()
3410 		DEBUGOUT2("Could not restore PHY register %d.%d\n",  in e1000_disable_phy_wakeup_reg_access_bm()
3417  *  e1000_access_phy_wakeup_reg_bm - Read/write BM PHY wakeup register
3424  *  Read the PHY register at offset and store the retrieved information in
3425  *  data, or write data to PHY register at offset.  Note the procedure to
3426  *  access the PHY wakeup registers is different than reading the other PHY
3438  *  the PHY page is set to BM_WUC_PAGE (i.e. a function in the call stack
3458 		/* Enable access to PHY wakeup registers */  in e1000_access_phy_wakeup_reg_bm()
3461 			DEBUGOUT("Could not enable PHY wakeup reg access\n");  in e1000_access_phy_wakeup_reg_bm()
3466 	DEBUGOUT2("Accessing PHY page %d reg 0x%x\n", page, reg);  in e1000_access_phy_wakeup_reg_bm()
3486 		DEBUGOUT2("Could not access PHY reg %d.%d\n", page, reg);  in e1000_access_phy_wakeup_reg_bm()
3497  * e1000_power_up_phy_copper - Restore copper link in case of PHY power down
3500  * In the case of a PHY power down to save power, or to turn off link during a
3508 	/* The PHY will retain its settings across a power down/up cycle */  in e1000_power_up_phy_copper()
3509 	hw->phy.ops.read_reg(hw, PHY_CONTROL, &mii_reg);  in e1000_power_up_phy_copper()
3511 	hw->phy.ops.write_reg(hw, PHY_CONTROL, mii_reg);  in e1000_power_up_phy_copper()
3515  * e1000_power_down_phy_copper - Restore copper link in case of PHY power down
3518  * In the case of a PHY power down to save power, or to turn off link during a
3526 	/* The PHY will retain its settings across a power down/up cycle */  in e1000_power_down_phy_copper()
3527 	hw->phy.ops.read_reg(hw, PHY_CONTROL, &mii_reg);  in e1000_power_down_phy_copper()
3529 	hw->phy.ops.write_reg(hw, PHY_CONTROL, mii_reg);  in e1000_power_down_phy_copper()
3534  *  __e1000_read_phy_reg_hv -  Read HV PHY register
3541  *  Acquires semaphore, if necessary, then reads the PHY register at offset
3551 	u32 phy_addr = hw->phy.addr = e1000_get_phy_addr_for_hv_page(page);  in __e1000_read_phy_reg_hv()
3556 		ret_val = hw->phy.ops.acquire(hw);  in __e1000_read_phy_reg_hv()
3578 			/* Page is shifted left, PHY expects (page x 32) */  in __e1000_read_phy_reg_hv()
3582 			hw->phy.addr = phy_addr;  in __e1000_read_phy_reg_hv()
3589 	DEBUGOUT3("reading PHY page %d (or 0x%x shifted) reg 0x%x\n", page,  in __e1000_read_phy_reg_hv()
3596 		hw->phy.ops.release(hw);  in __e1000_read_phy_reg_hv()
3602  *  e1000_read_phy_reg_hv -  Read HV PHY register
3607  *  Acquires semaphore then reads the PHY register at offset and stores
3617  *  e1000_read_phy_reg_hv_locked -  Read HV PHY register
3622  *  Reads the PHY register at offset and stores the retrieved information
3631  *  e1000_read_phy_reg_page_hv - Read HV PHY register
3636  *  Reads the PHY register at offset and stores the retrieved information
3645  *  __e1000_write_phy_reg_hv - Write HV PHY register
3652  *  Acquires semaphore, if necessary, then writes the data to PHY register
3661 	u32 phy_addr = hw->phy.addr = e1000_get_phy_addr_for_hv_page(page);  in __e1000_write_phy_reg_hv()
3666 		ret_val = hw->phy.ops.acquire(hw);  in __e1000_write_phy_reg_hv()
3688 		 * Power Down (when bit 11 of the PHY Control register is set)  in __e1000_write_phy_reg_hv()
3690 		if ((hw->phy.type == e1000_phy_82578) &&  in __e1000_write_phy_reg_hv()
3691 		    (hw->phy.revision >= 1) &&  in __e1000_write_phy_reg_hv()
3692 		    (hw->phy.addr == 2) &&  in __e1000_write_phy_reg_hv()
3704 			/* Page is shifted left, PHY expects (page x 32) */  in __e1000_write_phy_reg_hv()
3708 			hw->phy.addr = phy_addr;  in __e1000_write_phy_reg_hv()
3715 	DEBUGOUT3("writing PHY page %d (or 0x%x shifted) reg 0x%x\n", page,  in __e1000_write_phy_reg_hv()
3723 		hw->phy.ops.release(hw);  in __e1000_write_phy_reg_hv()
3729  *  e1000_write_phy_reg_hv - Write HV PHY register
3734  *  Acquires semaphore then writes the data to PHY register at the offset.
3743  *  e1000_write_phy_reg_hv_locked - Write HV PHY register
3748  *  Writes the data to PHY register at the offset.  Assumes semaphore
3757  *  e1000_write_phy_reg_page_hv - Write HV PHY register
3762  *  Writes the data to PHY register at the offset.  Assumes semaphore
3771  *  e1000_get_phy_addr_for_hv_page - Get PHY adrress based on page
3785  *  e1000_access_phy_debug_regs_hv - Read HV PHY vendor specific high registers
3791  *  Reads the PHY register at offset and stores the retreived information
3794  *  These accesses done with PHY address 2 and without using pages.
3805 	/* This takes care of the difference with desktop vs mobile phy */  in e1000_access_phy_debug_regs_hv()
3806 	addr_reg = ((hw->phy.type == e1000_phy_82578) ?  in e1000_access_phy_debug_regs_hv()
3810 	/* All operations in this function are phy address 2 */  in e1000_access_phy_debug_regs_hv()
3811 	hw->phy.addr = 2;  in e1000_access_phy_debug_regs_hv()
3837  *  a link up indication before the PHY does.  If small packets are sent
3839  *  being properly accounted for by the PHY and will stall preventing
3841  *  packet buffer after the PHY detects link up.
3850 	if (hw->phy.type != e1000_phy_82578)  in e1000_link_stall_workaround_hv()
3853 	/* Do not apply workaround if in PHY loopback bit 14 set */  in e1000_link_stall_workaround_hv()
3854 	hw->phy.ops.read_reg(hw, PHY_CONTROL, &data);  in e1000_link_stall_workaround_hv()
3859 	ret_val = hw->phy.ops.read_reg(hw, BM_CS_STATUS, &data);  in e1000_link_stall_workaround_hv()
3873 	ret_val = hw->phy.ops.write_reg(hw, HV_MUX_DATA_CTRL,  in e1000_link_stall_workaround_hv()
3879 	return hw->phy.ops.write_reg(hw, HV_MUX_DATA_CTRL,  in e1000_link_stall_workaround_hv()
3889  *  Polarity is determined based on the PHY specific status register.
3893 	struct e1000_phy_info *phy = &hw->phy;  in e1000_check_polarity_82577()  local
3899 	ret_val = phy->ops.read_reg(hw, I82577_PHY_STATUS_2, &data);  in e1000_check_polarity_82577()
3902 		phy->cable_polarity = ((data & I82577_PHY_STATUS2_REV_POLARITY)  in e1000_check_polarity_82577()
3910  *  e1000_phy_force_speed_duplex_82577 - Force speed/duplex for I82577 PHY
3913  *  Calls the PHY setup function to force speed and duplex.
3917 	struct e1000_phy_info *phy = &hw->phy;  in e1000_phy_force_speed_duplex_82577()  local
3924 	ret_val = phy->ops.read_reg(hw, PHY_CONTROL, &phy_data);  in e1000_phy_force_speed_duplex_82577()
3930 	ret_val = phy->ops.write_reg(hw, PHY_CONTROL, phy_data);  in e1000_phy_force_speed_duplex_82577()
3936 	if (phy->autoneg_wait_to_complete) {  in e1000_phy_force_speed_duplex_82577()
3937 		DEBUGOUT("Waiting for forced speed/duplex link on 82577 phy\n");  in e1000_phy_force_speed_duplex_82577()
3956  *  e1000_get_phy_info_82577 - Retrieve I82577 PHY information
3959  *  Read PHY status to determine if link is up.  If link is up, then
3961  *  PHY port status to determine MDI/MDIx and speed.  Based on the speed,
3966 	struct e1000_phy_info *phy = &hw->phy;  in e1000_get_phy_info_82577()  local
3978 		DEBUGOUT("Phy info is only valid if link is up\n");  in e1000_get_phy_info_82577()
3982 	phy->polarity_correction = true;  in e1000_get_phy_info_82577()
3988 	ret_val = phy->ops.read_reg(hw, I82577_PHY_STATUS_2, &data);  in e1000_get_phy_info_82577()
3992 	phy->is_mdix = !!(data & I82577_PHY_STATUS2_MDIX);  in e1000_get_phy_info_82577()
3996 		ret_val = hw->phy.ops.get_cable_length(hw);  in e1000_get_phy_info_82577()
4000 		ret_val = phy->ops.read_reg(hw, PHY_1000T_STATUS, &data);  in e1000_get_phy_info_82577()
4004 		phy->local_rx = (data & SR_1000T_LOCAL_RX_STATUS)  in e1000_get_phy_info_82577()
4008 		phy->remote_rx = (data & SR_1000T_REMOTE_RX_STATUS)  in e1000_get_phy_info_82577()
4012 		phy->cable_length = E1000_CABLE_LENGTH_UNDEFINED;  in e1000_get_phy_info_82577()
4013 		phy->local_rx = e1000_1000t_rx_status_undefined;  in e1000_get_phy_info_82577()
4014 		phy->remote_rx = e1000_1000t_rx_status_undefined;  in e1000_get_phy_info_82577()
4021  *  e1000_get_cable_length_82577 - Determine cable length for 82577 PHY
4029 	struct e1000_phy_info *phy = &hw->phy;  in e1000_get_cable_length_82577()  local
4035 	ret_val = phy->ops.read_reg(hw, I82577_PHY_DIAG_STATUS, &phy_data);  in e1000_get_cable_length_82577()
4045 	phy->cable_length = length;  in e1000_get_cable_length_82577()
4051  *  e1000_write_phy_reg_gs40g - Write GS40G  PHY register
4056  *  Acquires semaphore, if necessary, then writes the data to PHY register
4067 	ret_val = hw->phy.ops.acquire(hw);  in e1000_write_phy_reg_gs40g()
4077 	hw->phy.ops.release(hw);  in e1000_write_phy_reg_gs40g()
4082  *  e1000_read_phy_reg_gs40g - Read GS40G  PHY register
4088  *  Acquires semaphore, if necessary, then reads the data in the PHY register
4099 	ret_val = hw->phy.ops.acquire(hw);  in e1000_read_phy_reg_gs40g()
4109 	hw->phy.ops.release(hw);  in e1000_read_phy_reg_gs40g()
4119  *  Reads the mPHY control register in the PHY at offset and stores the
4263 		DEBUGOUT("ERROR READING mPHY control register, phy is busy.\n");  in e1000_is_mphy_ready()
4283 	ret_val = hw->phy.ops.write_reg(hw, E1000_MMDAC, dev_addr);  in __e1000_access_xmdio_reg()
4287 	ret_val = hw->phy.ops.write_reg(hw, E1000_MMDAAD, address);  in __e1000_access_xmdio_reg()
4291 	ret_val = hw->phy.ops.write_reg(hw, E1000_MMDAC, E1000_MMDAC_FUNC_DATA |  in __e1000_access_xmdio_reg()
4297 		ret_val = hw->phy.ops.read_reg(hw, E1000_MMDAAD, data);  in __e1000_access_xmdio_reg()
4299 		ret_val = hw->phy.ops.write_reg(hw, E1000_MMDAAD, *data);  in __e1000_access_xmdio_reg()
4304 	ret_val = hw->phy.ops.write_reg(hw, E1000_MMDAC, 0);  in __e1000_access_xmdio_reg()