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()
1713 		/* PHY will be set to 10H, 10F, 100H or 100F  in e1000_setup_copper_link_generic()
1717 		ret_val = hw->phy.ops.force_speed_duplex(hw);  in e1000_setup_copper_link_generic()
1744  *  e1000_phy_force_speed_duplex_igp - Force speed/duplex for igp PHY
1747  *  Calls the PHY setup function to force speed and duplex.  Clears the
1753 	struct e1000_phy_info *phy = &hw->phy;  in e1000_phy_force_speed_duplex_igp()  local
1760 	ret_val = phy->ops.read_reg(hw, PHY_CONTROL, &phy_data);  in e1000_phy_force_speed_duplex_igp()
1766 	ret_val = phy->ops.write_reg(hw, PHY_CONTROL, phy_data);  in e1000_phy_force_speed_duplex_igp()
1773 	ret_val = phy->ops.read_reg(hw, IGP01E1000_PHY_PORT_CTRL, &phy_data);  in e1000_phy_force_speed_duplex_igp()
1780 	ret_val = phy->ops.write_reg(hw, IGP01E1000_PHY_PORT_CTRL, phy_data);  in e1000_phy_force_speed_duplex_igp()
1788 	if (phy->autoneg_wait_to_complete) {  in e1000_phy_force_speed_duplex_igp()
1789 		DEBUGOUT("Waiting for forced speed/duplex link on IGP phy.\n");  in e1000_phy_force_speed_duplex_igp()
1808  *  e1000_phy_force_speed_duplex_m88 - Force speed/duplex for m88 PHY
1811  *  Calls the PHY setup function to force speed and duplex.  Clears the
1812  *  auto-crossover to force MDI manually.  Resets the PHY to commit the
1819 	struct e1000_phy_info *phy = &hw->phy;  in e1000_phy_force_speed_duplex_m88()  local
1827 	if (phy->type != e1000_phy_i210) {  in e1000_phy_force_speed_duplex_m88()
1831 		ret_val = phy->ops.read_reg(hw, M88E1000_PHY_SPEC_CTRL,  in e1000_phy_force_speed_duplex_m88()
1837 		ret_val = phy->ops.write_reg(hw, M88E1000_PHY_SPEC_CTRL,  in e1000_phy_force_speed_duplex_m88()
1845 	ret_val = phy->ops.read_reg(hw, PHY_CONTROL, &phy_data);  in e1000_phy_force_speed_duplex_m88()
1851 	ret_val = phy->ops.write_reg(hw, PHY_CONTROL, phy_data);  in e1000_phy_force_speed_duplex_m88()
1855 	/* Reset the phy to commit changes. */  in e1000_phy_force_speed_duplex_m88()
1856 	ret_val = hw->phy.ops.commit(hw);  in e1000_phy_force_speed_duplex_m88()
1860 	if (phy->autoneg_wait_to_complete) {  in e1000_phy_force_speed_duplex_m88()
1861 		DEBUGOUT("Waiting for forced speed/duplex link on M88 phy.\n");  in e1000_phy_force_speed_duplex_m88()
1871 			switch (hw->phy.id) {  in e1000_phy_force_speed_duplex_m88()
1881 				if (hw->phy.type != e1000_phy_m88)  in e1000_phy_force_speed_duplex_m88()
1892 				ret_val = phy->ops.write_reg(hw,  in e1000_phy_force_speed_duplex_m88()
1910 	if (hw->phy.type != e1000_phy_m88)  in e1000_phy_force_speed_duplex_m88()
1913 	if (hw->phy.id == I347AT4_E_PHY_ID ||  in e1000_phy_force_speed_duplex_m88()
1914 		hw->phy.id == M88E1340M_E_PHY_ID ||  in e1000_phy_force_speed_duplex_m88()
1915 		hw->phy.id == M88E1112_E_PHY_ID)  in e1000_phy_force_speed_duplex_m88()
1917 	if (hw->phy.id == I210_I_PHY_ID)  in e1000_phy_force_speed_duplex_m88()
1919 	if ((hw->phy.id == M88E1543_E_PHY_ID) ||  in e1000_phy_force_speed_duplex_m88()
1920 	    (hw->phy.id == M88E1512_E_PHY_ID))  in e1000_phy_force_speed_duplex_m88()
1922 	ret_val = phy->ops.read_reg(hw, M88E1000_EXT_PHY_SPEC_CTRL, &phy_data);  in e1000_phy_force_speed_duplex_m88()
1926 	/* Resetting the phy means we need to re-force TX_CLK in the  in e1000_phy_force_speed_duplex_m88()
1927 	 * Extended PHY Specific Control Register to 25MHz clock from  in e1000_phy_force_speed_duplex_m88()
1931 	ret_val = phy->ops.write_reg(hw, M88E1000_EXT_PHY_SPEC_CTRL, phy_data);  in e1000_phy_force_speed_duplex_m88()
1938 	ret_val = phy->ops.read_reg(hw, M88E1000_PHY_SPEC_CTRL, &phy_data);  in e1000_phy_force_speed_duplex_m88()
1943 	ret_val = phy->ops.write_reg(hw, M88E1000_PHY_SPEC_CTRL, phy_data);  in e1000_phy_force_speed_duplex_m88()
1949  *  e1000_phy_force_speed_duplex_ife - Force PHY speed & duplex
1952  *  Forces the speed and duplex settings of the PHY.
1954  *  PHY setup routines.
1958 	struct e1000_phy_info *phy = &hw->phy;  in e1000_phy_force_speed_duplex_ife()  local
1965 	ret_val = phy->ops.read_reg(hw, PHY_CONTROL, &data);  in e1000_phy_force_speed_duplex_ife()
1971 	ret_val = phy->ops.write_reg(hw, PHY_CONTROL, data);  in e1000_phy_force_speed_duplex_ife()
1976 	ret_val = phy->ops.read_reg(hw, IFE_PHY_MDIX_CONTROL, &data);  in e1000_phy_force_speed_duplex_ife()
1983 	ret_val = phy->ops.write_reg(hw, IFE_PHY_MDIX_CONTROL, data);  in e1000_phy_force_speed_duplex_ife()
1991 	if (phy->autoneg_wait_to_complete) {  in e1000_phy_force_speed_duplex_ife()
1992 		DEBUGOUT("Waiting for forced speed/duplex link on IFE phy.\n");  in e1000_phy_force_speed_duplex_ife()
2013  *  e1000_phy_force_speed_duplex_setup - Configure forced PHY speed/duplex
2017  *  Forces speed and duplex on the PHY by doing the following: disable flow
2042 	/* Disable autoneg on the phy */  in e1000_phy_force_speed_duplex_setup()
2089 	struct e1000_phy_info *phy = &hw->phy;  in e1000_set_d3_lplu_state_generic()  local
2095 	if (!hw->phy.ops.read_reg)  in e1000_set_d3_lplu_state_generic()
2098 	ret_val = phy->ops.read_reg(hw, IGP02E1000_PHY_POWER_MGMT, &data);  in e1000_set_d3_lplu_state_generic()
2104 		ret_val = phy->ops.write_reg(hw, IGP02E1000_PHY_POWER_MGMT,  in e1000_set_d3_lplu_state_generic()
2113 		if (phy->smart_speed == e1000_smart_speed_on) {  in e1000_set_d3_lplu_state_generic()
2114 			ret_val = phy->ops.read_reg(hw,  in e1000_set_d3_lplu_state_generic()
2121 			ret_val = phy->ops.write_reg(hw,  in e1000_set_d3_lplu_state_generic()
2126 		} else if (phy->smart_speed == e1000_smart_speed_off) {  in e1000_set_d3_lplu_state_generic()
2127 			ret_val = phy->ops.read_reg(hw,  in e1000_set_d3_lplu_state_generic()
2134 			ret_val = phy->ops.write_reg(hw,  in e1000_set_d3_lplu_state_generic()
2140 	} else if ((phy->autoneg_advertised == E1000_ALL_SPEED_DUPLEX) ||  in e1000_set_d3_lplu_state_generic()
2141 		   (phy->autoneg_advertised == E1000_ALL_NOT_GIG) ||  in e1000_set_d3_lplu_state_generic()
2142 		   (phy->autoneg_advertised == E1000_ALL_10_SPEED)) {  in e1000_set_d3_lplu_state_generic()
2144 		ret_val = phy->ops.write_reg(hw, IGP02E1000_PHY_POWER_MGMT,  in e1000_set_d3_lplu_state_generic()
2150 		ret_val = phy->ops.read_reg(hw, IGP01E1000_PHY_PORT_CONFIG,  in e1000_set_d3_lplu_state_generic()
2156 		ret_val = phy->ops.write_reg(hw, IGP01E1000_PHY_PORT_CONFIG,  in e1000_set_d3_lplu_state_generic()
2169  *  A downshift is detected by querying the PHY link health.
2173 	struct e1000_phy_info *phy = &hw->phy;  in e1000_check_downshift_generic()  local
2179 	switch (phy->type) {  in e1000_check_downshift_generic()
2196 		phy->speed_downgraded = false;  in e1000_check_downshift_generic()
2200 	ret_val = phy->ops.read_reg(hw, offset, &phy_data);  in e1000_check_downshift_generic()
2203 		phy->speed_downgraded = !!(phy_data & mask);  in e1000_check_downshift_generic()
2214  *  Polarity is determined based on the PHY specific status register.
2218 	struct e1000_phy_info *phy = &hw->phy;  in e1000_check_polarity_m88()  local
2224 	ret_val = phy->ops.read_reg(hw, M88E1000_PHY_SPEC_STATUS, &data);  in e1000_check_polarity_m88()
2227 		phy->cable_polarity = ((data & M88E1000_PSSR_REV_POLARITY)  in e1000_check_polarity_m88()
2240  *  Polarity is determined based on the PHY port status register, and the
2245 	struct e1000_phy_info *phy = &hw->phy;  in e1000_check_polarity_igp()  local
2254 	ret_val = phy->ops.read_reg(hw, IGP01E1000_PHY_PORT_STATUS, &data);  in e1000_check_polarity_igp()
2270 	ret_val = phy->ops.read_reg(hw, offset, &data);  in e1000_check_polarity_igp()
2273 		phy->cable_polarity = ((data & mask)  in e1000_check_polarity_igp()
2281  *  e1000_check_polarity_ife - Check cable polarity for IFE PHY
2288 	struct e1000_phy_info *phy = &hw->phy;  in e1000_check_polarity_ife()  local
2296 	if (phy->polarity_correction) {  in e1000_check_polarity_ife()
2304 	ret_val = phy->ops.read_reg(hw, offset, &phy_data);  in e1000_check_polarity_ife()
2307 		phy->cable_polarity = ((phy_data & mask)  in e1000_check_polarity_ife()
2328 	if (!hw->phy.ops.read_reg)  in e1000_wait_autoneg()
2333 		ret_val = hw->phy.ops.read_reg(hw, PHY_STATUS, &phy_status);  in e1000_wait_autoneg()
2336 		ret_val = hw->phy.ops.read_reg(hw, PHY_STATUS, &phy_status);  in e1000_wait_autoneg()
2351  *  e1000_phy_has_link_generic - Polls PHY for link
2357  *  Polls the PHY status register for link, 'iterations' number of times.
2367 	if (!hw->phy.ops.read_reg)  in e1000_phy_has_link_generic()
2375 		ret_val = hw->phy.ops.read_reg(hw, PHY_STATUS, &phy_status);  in e1000_phy_has_link_generic()
2386 		ret_val = hw->phy.ops.read_reg(hw, PHY_STATUS, &phy_status);  in e1000_phy_has_link_generic()
2403  *  e1000_get_cable_length_m88 - Determine cable length for m88 PHY
2406  *  Reads the PHY specific status register to retrieve the cable length
2408  *  maximum values to get the "average" cable length.  The m88 PHY has four
2419 	struct e1000_phy_info *phy = &hw->phy;  in e1000_get_cable_length_m88()  local
2425 	ret_val = phy->ops.read_reg(hw, M88E1000_PHY_SPEC_STATUS, &phy_data);  in e1000_get_cable_length_m88()
2435 	phy->min_cable_length = e1000_m88_cable_length_table[index];  in e1000_get_cable_length_m88()
2436 	phy->max_cable_length = e1000_m88_cable_length_table[index + 1];  in e1000_get_cable_length_m88()
2438 	phy->cable_length = (phy->min_cable_length + phy->max_cable_length) / 2;  in e1000_get_cable_length_m88()
2445 	struct e1000_phy_info *phy = &hw->phy;  in e1000_get_cable_length_m88_gen2()  local
2452 	switch (hw->phy.id) {  in e1000_get_cable_length_m88_gen2()
2454 		/* Get cable length from PHY Cable Diagnostics Control Reg */  in e1000_get_cable_length_m88_gen2()
2455 		ret_val = phy->ops.read_reg(hw, (0x7 << GS40G_PAGE_SHIFT) +  in e1000_get_cable_length_m88_gen2()
2456 					    (I347AT4_PCDL + phy->addr),  in e1000_get_cable_length_m88_gen2()
2462 		ret_val = phy->ops.read_reg(hw, (0x7 << GS40G_PAGE_SHIFT) +  in e1000_get_cable_length_m88_gen2()
2469 		/* Populate the phy structure with cable length in meters */  in e1000_get_cable_length_m88_gen2()
2470 		phy->min_cable_length = phy_data / (is_cm ? 100 : 1);  in e1000_get_cable_length_m88_gen2()
2471 		phy->max_cable_length = phy_data / (is_cm ? 100 : 1);  in e1000_get_cable_length_m88_gen2()
2472 		phy->cable_length = phy_data / (is_cm ? 100 : 1);  in e1000_get_cable_length_m88_gen2()
2479 		ret_val = phy->ops.read_reg(hw, I347AT4_PAGE_SELECT,  in e1000_get_cable_length_m88_gen2()
2484 		ret_val = phy->ops.write_reg(hw, I347AT4_PAGE_SELECT, 0x07);  in e1000_get_cable_length_m88_gen2()
2488 		/* Get cable length from PHY Cable Diagnostics Control Reg */  in e1000_get_cable_length_m88_gen2()
2489 		ret_val = phy->ops.read_reg(hw, (I347AT4_PCDL + phy->addr),  in e1000_get_cable_length_m88_gen2()
2495 		ret_val = phy->ops.read_reg(hw, I347AT4_PCDC, &phy_data2);  in e1000_get_cable_length_m88_gen2()
2501 		/* Populate the phy structure with cable length in meters */  in e1000_get_cable_length_m88_gen2()
2502 		phy->min_cable_length = phy_data / (is_cm ? 100 : 1);  in e1000_get_cable_length_m88_gen2()
2503 		phy->max_cable_length = phy_data / (is_cm ? 100 : 1);  in e1000_get_cable_length_m88_gen2()
2504 		phy->cable_length = phy_data / (is_cm ? 100 : 1);  in e1000_get_cable_length_m88_gen2()
2507 		ret_val = phy->ops.write_reg(hw, I347AT4_PAGE_SELECT,  in e1000_get_cable_length_m88_gen2()
2515 		ret_val = phy->ops.read_reg(hw, I347AT4_PAGE_SELECT,  in e1000_get_cable_length_m88_gen2()
2520 		ret_val = phy->ops.write_reg(hw, I347AT4_PAGE_SELECT, 0x05);  in e1000_get_cable_length_m88_gen2()
2524 		ret_val = phy->ops.read_reg(hw, M88E1112_VCT_DSP_DISTANCE,  in e1000_get_cable_length_m88_gen2()
2535 		phy->min_cable_length = e1000_m88_cable_length_table[index];  in e1000_get_cable_length_m88_gen2()
2536 		phy->max_cable_length = e1000_m88_cable_length_table[index + 1];  in e1000_get_cable_length_m88_gen2()
2538 		phy->cable_length = (phy->min_cable_length +  in e1000_get_cable_length_m88_gen2()
2539 				     phy->max_cable_length) / 2;  in e1000_get_cable_length_m88_gen2()
2542 		ret_val = phy->ops.write_reg(hw, I347AT4_PAGE_SELECT,  in e1000_get_cable_length_m88_gen2()
2556  *  e1000_get_cable_length_igp_2 - Determine cable length for igp2 PHY
2568 	struct e1000_phy_info *phy = &hw->phy;  in e1000_get_cable_length_igp_2()  local
2584 		ret_val = phy->ops.read_reg(hw, agc_reg_array[i], &phy_data);  in e1000_get_cable_length_igp_2()
2617 	phy->min_cable_length = (((agc_value - IGP02E1000_AGC_RANGE) > 0) ?  in e1000_get_cable_length_igp_2()
2619 	phy->max_cable_length = agc_value + IGP02E1000_AGC_RANGE;  in e1000_get_cable_length_igp_2()
2621 	phy->cable_length = (phy->min_cable_length + phy->max_cable_length) / 2;  in e1000_get_cable_length_igp_2()
2627  *  e1000_get_phy_info_m88 - Retrieve PHY information
2630  *  Valid for only copper links.  Read the PHY status register (sticky read)
2631  *  to verify that link is up.  Read the PHY special control register to
2632  *  determine the polarity and 10base-T extended distance.  Read the PHY
2638 	struct e1000_phy_info *phy = &hw->phy;  in e1000_get_phy_info_m88()  local
2645 	if (phy->media_type != e1000_media_type_copper) {  in e1000_get_phy_info_m88()
2646 		DEBUGOUT("Phy info is only valid for copper media\n");  in e1000_get_phy_info_m88()
2655 		DEBUGOUT("Phy info is only valid if link is up\n");  in e1000_get_phy_info_m88()
2659 	ret_val = phy->ops.read_reg(hw, M88E1000_PHY_SPEC_CTRL, &phy_data);  in e1000_get_phy_info_m88()
2663 	phy->polarity_correction = !!(phy_data &  in e1000_get_phy_info_m88()
2670 	ret_val = phy->ops.read_reg(hw, M88E1000_PHY_SPEC_STATUS, &phy_data);  in e1000_get_phy_info_m88()
2674 	phy->is_mdix = !!(phy_data & M88E1000_PSSR_MDIX);  in e1000_get_phy_info_m88()
2677 		ret_val = hw->phy.ops.get_cable_length(hw);  in e1000_get_phy_info_m88()
2681 		ret_val = phy->ops.read_reg(hw, PHY_1000T_STATUS, &phy_data);  in e1000_get_phy_info_m88()
2685 		phy->local_rx = (phy_data & SR_1000T_LOCAL_RX_STATUS)  in e1000_get_phy_info_m88()
2689 		phy->remote_rx = (phy_data & SR_1000T_REMOTE_RX_STATUS)  in e1000_get_phy_info_m88()
2694 		phy->cable_length = E1000_CABLE_LENGTH_UNDEFINED;  in e1000_get_phy_info_m88()
2695 		phy->local_rx = e1000_1000t_rx_status_undefined;  in e1000_get_phy_info_m88()
2696 		phy->remote_rx = e1000_1000t_rx_status_undefined;  in e1000_get_phy_info_m88()
2703  *  e1000_get_phy_info_igp - Retrieve igp PHY information
2706  *  Read PHY status to determine if link is up.  If link is up, then
2708  *  PHY port status to determine MDI/MDIx and speed.  Based on the speed,
2713 	struct e1000_phy_info *phy = &hw->phy;  in e1000_get_phy_info_igp()  local
2725 		DEBUGOUT("Phy info is only valid if link is up\n");  in e1000_get_phy_info_igp()
2729 	phy->polarity_correction = true;  in e1000_get_phy_info_igp()
2735 	ret_val = phy->ops.read_reg(hw, IGP01E1000_PHY_PORT_STATUS, &data);  in e1000_get_phy_info_igp()
2739 	phy->is_mdix = !!(data & IGP01E1000_PSSR_MDIX);  in e1000_get_phy_info_igp()
2743 		ret_val = phy->ops.get_cable_length(hw);  in e1000_get_phy_info_igp()
2747 		ret_val = phy->ops.read_reg(hw, PHY_1000T_STATUS, &data);  in e1000_get_phy_info_igp()
2751 		phy->local_rx = (data & SR_1000T_LOCAL_RX_STATUS)  in e1000_get_phy_info_igp()
2755 		phy->remote_rx = (data & SR_1000T_REMOTE_RX_STATUS)  in e1000_get_phy_info_igp()
2759 		phy->cable_length = E1000_CABLE_LENGTH_UNDEFINED;  in e1000_get_phy_info_igp()
2760 		phy->local_rx = e1000_1000t_rx_status_undefined;  in e1000_get_phy_info_igp()
2761 		phy->remote_rx = e1000_1000t_rx_status_undefined;  in e1000_get_phy_info_igp()
2768  *  e1000_get_phy_info_ife - Retrieves various IFE PHY states
2771  *  Populates "phy" structure with various feature states.
2775 	struct e1000_phy_info *phy = &hw->phy;  in e1000_get_phy_info_ife()  local
2787 		DEBUGOUT("Phy info is only valid if link is up\n");  in e1000_get_phy_info_ife()
2791 	ret_val = phy->ops.read_reg(hw, IFE_PHY_SPECIAL_CONTROL, &data);  in e1000_get_phy_info_ife()
2794 	phy->polarity_correction = !(data & IFE_PSC_AUTO_POLARITY_DISABLE);  in e1000_get_phy_info_ife()
2796 	if (phy->polarity_correction) {  in e1000_get_phy_info_ife()
2802 		phy->cable_polarity = ((data & IFE_PSC_FORCE_POLARITY)  in e1000_get_phy_info_ife()
2807 	ret_val = phy->ops.read_reg(hw, IFE_PHY_MDIX_CONTROL, &data);  in e1000_get_phy_info_ife()
2811 	phy->is_mdix = !!(data & IFE_PMC_MDIX_STATUS);  in e1000_get_phy_info_ife()
2814 	phy->cable_length = E1000_CABLE_LENGTH_UNDEFINED;  in e1000_get_phy_info_ife()
2815 	phy->local_rx = e1000_1000t_rx_status_undefined;  in e1000_get_phy_info_ife()
2816 	phy->remote_rx = e1000_1000t_rx_status_undefined;  in e1000_get_phy_info_ife()
2822  *  e1000_phy_sw_reset_generic - PHY software reset
2825  *  Does a software reset of the PHY by reading the PHY control register and
2826  *  setting/write the control register reset bit to the PHY.
2835 	if (!hw->phy.ops.read_reg)  in e1000_phy_sw_reset_generic()
2838 	ret_val = hw->phy.ops.read_reg(hw, PHY_CONTROL, &phy_ctrl);  in e1000_phy_sw_reset_generic()
2843 	ret_val = hw->phy.ops.write_reg(hw, PHY_CONTROL, phy_ctrl);  in e1000_phy_sw_reset_generic()
2853  *  e1000_phy_hw_reset_generic - PHY hardware reset
2858  *  bit in the PHY.  Wait the appropriate delay time for the device to
2863 	struct e1000_phy_info *phy = &hw->phy;  in e1000_phy_hw_reset_generic()  local
2869 	if (phy->ops.check_reset_block) {  in e1000_phy_hw_reset_generic()
2870 		ret_val = phy->ops.check_reset_block(hw);  in e1000_phy_hw_reset_generic()
2875 	ret_val = phy->ops.acquire(hw);  in e1000_phy_hw_reset_generic()
2883 	usec_delay(phy->reset_delay_us);  in e1000_phy_hw_reset_generic()
2890 	phy->ops.release(hw);  in e1000_phy_hw_reset_generic()
2892 	return phy->ops.get_cfg_done(hw);  in e1000_phy_hw_reset_generic()
2912  *  e1000_phy_init_script_igp3 - Inits the IGP3 PHY
2919 	DEBUGOUT("Running IGP 3 PHY init script\n");  in e1000_phy_init_script_igp3()
2921 	/* PHY init IGP 3 */  in e1000_phy_init_script_igp3()
2923 	hw->phy.ops.write_reg(hw, 0x2F5B, 0x9018);  in e1000_phy_init_script_igp3()
2925 	hw->phy.ops.write_reg(hw, 0x2F52, 0x0000);  in e1000_phy_init_script_igp3()
2927 	hw->phy.ops.write_reg(hw, 0x2FB1, 0x8B24);  in e1000_phy_init_script_igp3()
2929 	hw->phy.ops.write_reg(hw, 0x2FB2, 0xF8F0);  in e1000_phy_init_script_igp3()
2931 	hw->phy.ops.write_reg(hw, 0x2010, 0x10B0);  in e1000_phy_init_script_igp3()
2933 	hw->phy.ops.write_reg(hw, 0x2011, 0x0000);  in e1000_phy_init_script_igp3()
2935 	hw->phy.ops.write_reg(hw, 0x20DD, 0x249A);  in e1000_phy_init_script_igp3()
2937 	hw->phy.ops.write_reg(hw, 0x20DE, 0x00D3);  in e1000_phy_init_script_igp3()
2939 	hw->phy.ops.write_reg(hw, 0x28B4, 0x04CE);  in e1000_phy_init_script_igp3()
2941 	hw->phy.ops.write_reg(hw, 0x2F70, 0x29E4);  in e1000_phy_init_script_igp3()
2942 	/* Force 1000 ( required for enabling PHY regs configuration) */  in e1000_phy_init_script_igp3()
2943 	hw->phy.ops.write_reg(hw, 0x0000, 0x0140);  in e1000_phy_init_script_igp3()
2945 	hw->phy.ops.write_reg(hw, 0x1F30, 0x1606);  in e1000_phy_init_script_igp3()
2947 	hw->phy.ops.write_reg(hw, 0x1F31, 0xB814);  in e1000_phy_init_script_igp3()
2949 	hw->phy.ops.write_reg(hw, 0x1F35, 0x002A);  in e1000_phy_init_script_igp3()
2951 	hw->phy.ops.write_reg(hw, 0x1F3E, 0x0067);  in e1000_phy_init_script_igp3()
2953 	hw->phy.ops.write_reg(hw, 0x1F54, 0x0065);  in e1000_phy_init_script_igp3()
2955 	hw->phy.ops.write_reg(hw, 0x1F55, 0x002A);  in e1000_phy_init_script_igp3()
2957 	hw->phy.ops.write_reg(hw, 0x1F56, 0x002A);  in e1000_phy_init_script_igp3()
2959 	hw->phy.ops.write_reg(hw, 0x1F72, 0x3FB0);  in e1000_phy_init_script_igp3()
2961 	hw->phy.ops.write_reg(hw, 0x1F76, 0xC0FF);  in e1000_phy_init_script_igp3()
2963 	hw->phy.ops.write_reg(hw, 0x1F77, 0x1DEC);  in e1000_phy_init_script_igp3()
2965 	hw->phy.ops.write_reg(hw, 0x1F78, 0xF9EF);  in e1000_phy_init_script_igp3()
2967 	hw->phy.ops.write_reg(hw, 0x1F79, 0x0210);  in e1000_phy_init_script_igp3()
2969 	hw->phy.ops.write_reg(hw, 0x1895, 0x0003);  in e1000_phy_init_script_igp3()
2971 	hw->phy.ops.write_reg(hw, 0x1796, 0x0008);  in e1000_phy_init_script_igp3()
2973 	hw->phy.ops.write_reg(hw, 0x1798, 0xD008);  in e1000_phy_init_script_igp3()
2977 	hw->phy.ops.write_reg(hw, 0x1898, 0xD918);  in e1000_phy_init_script_igp3()
2979 	hw->phy.ops.write_reg(hw, 0x187A, 0x0800);  in e1000_phy_init_script_igp3()
2983 	hw->phy.ops.write_reg(hw, 0x0019, 0x008D);  in e1000_phy_init_script_igp3()
2985 	hw->phy.ops.write_reg(hw, 0x001B, 0x2080);  in e1000_phy_init_script_igp3()
2987 	hw->phy.ops.write_reg(hw, 0x0014, 0x0045);  in e1000_phy_init_script_igp3()
2989 	hw->phy.ops.write_reg(hw, 0x0000, 0x1340);  in e1000_phy_init_script_igp3()
2995  *  e1000_get_phy_type_from_id - Get PHY type from id
2996  *  @phy_id: phy_id read from the phy
2998  *  Returns the phy type from the id.
3060  *  e1000_determine_phy_address - Determines PHY address.
3063  *  This uses a trial and error method to loop through possible PHY
3064  *  addresses. It tests each by reading the PHY ID registers and
3073 	hw->phy.id = phy_type;  in e1000_determine_phy_address()
3076 		hw->phy.addr = phy_addr;  in e1000_determine_phy_address()
3081 			phy_type = e1000_get_phy_type_from_id(hw->phy.id);  in e1000_determine_phy_address()
3084 			 * PHY address  in e1000_determine_phy_address()
3098  *  e1000_get_phy_addr_for_bm_page - Retrieve PHY page address
3102  *  Returns the phy address for the page requested.
3115  *  e1000_write_phy_reg_bm - Write BM PHY register
3120  *  Acquires semaphore, if necessary, then writes the data to PHY register
3130 	ret_val = hw->phy.ops.acquire(hw);  in e1000_write_phy_reg_bm()
3141 	hw->phy.addr = e1000_get_phy_addr_for_bm_page(page, offset);  in e1000_write_phy_reg_bm()
3146 		/* Page select is register 31 for phy address 1 and 22 for  in e1000_write_phy_reg_bm()
3147 		 * phy address 2 and 3. Page select is shifted only for  in e1000_write_phy_reg_bm()
3148 		 * phy address 1.  in e1000_write_phy_reg_bm()
3150 		if (hw->phy.addr == 1) {  in e1000_write_phy_reg_bm()
3158 		/* Page is shifted left, PHY expects (page x 32) */  in e1000_write_phy_reg_bm()
3169 	hw->phy.ops.release(hw);  in e1000_write_phy_reg_bm()
3174  *  e1000_read_phy_reg_bm - Read BM PHY register
3179  *  Acquires semaphore, if necessary, then reads the PHY register at offset
3190 	ret_val = hw->phy.ops.acquire(hw);  in e1000_read_phy_reg_bm()
3201 	hw->phy.addr = e1000_get_phy_addr_for_bm_page(page, offset);  in e1000_read_phy_reg_bm()
3206 		/* Page select is register 31 for phy address 1 and 22 for  in e1000_read_phy_reg_bm()
3207 		 * phy address 2 and 3. Page select is shifted only for  in e1000_read_phy_reg_bm()
3208 		 * phy address 1.  in e1000_read_phy_reg_bm()
3210 		if (hw->phy.addr == 1) {  in e1000_read_phy_reg_bm()
3218 		/* Page is shifted left, PHY expects (page x 32) */  in e1000_read_phy_reg_bm()
3228 	hw->phy.ops.release(hw);  in e1000_read_phy_reg_bm()
3233  *  e1000_read_phy_reg_bm2 - Read BM PHY register
3238  *  Acquires semaphore, if necessary, then reads the PHY register at offset
3249 	ret_val = hw->phy.ops.acquire(hw);  in e1000_read_phy_reg_bm2()
3260 	hw->phy.addr = 1;  in e1000_read_phy_reg_bm2()
3263 		/* Page is shifted left, PHY expects (page x 32) */  in e1000_read_phy_reg_bm2()
3274 	hw->phy.ops.release(hw);  in e1000_read_phy_reg_bm2()
3279  *  e1000_write_phy_reg_bm2 - Write BM PHY register
3284  *  Acquires semaphore, if necessary, then writes the data to PHY register
3294 	ret_val = hw->phy.ops.acquire(hw);  in e1000_write_phy_reg_bm2()
3305 	hw->phy.addr = 1;  in e1000_write_phy_reg_bm2()
3308 		/* Page is shifted left, PHY expects (page x 32) */  in e1000_write_phy_reg_bm2()
3320 	hw->phy.ops.release(hw);  in e1000_write_phy_reg_bm2()
3342 	/* All page select, port ctrl and wakeup registers use phy address 1 */  in e1000_enable_phy_wakeup_reg_access_bm()
3343 	hw->phy.addr = 1;  in e1000_enable_phy_wakeup_reg_access_bm()
3354 		DEBUGOUT2("Could not read PHY register %d.%d\n",  in e1000_enable_phy_wakeup_reg_access_bm()
3359 	/* Enable both PHY wakeup mode and Wakeup register page writes.  in e1000_enable_phy_wakeup_reg_access_bm()
3360 	 * Prevent a power state change by disabling ME and Host PHY wakeup.  in e1000_enable_phy_wakeup_reg_access_bm()
3368 		DEBUGOUT2("Could not write PHY register %d.%d\n",  in e1000_enable_phy_wakeup_reg_access_bm()
3409 		DEBUGOUT2("Could not restore PHY register %d.%d\n",  in e1000_disable_phy_wakeup_reg_access_bm()
3416  *  e1000_access_phy_wakeup_reg_bm - Read/write BM PHY wakeup register
3423  *  Read the PHY register at offset and store the retrieved information in
3424  *  data, or write data to PHY register at offset.  Note the procedure to
3425  *  access the PHY wakeup registers is different than reading the other PHY
3437  *  the PHY page is set to BM_WUC_PAGE (i.e. a function in the call stack
3457 		/* Enable access to PHY wakeup registers */  in e1000_access_phy_wakeup_reg_bm()
3460 			DEBUGOUT("Could not enable PHY wakeup reg access\n");  in e1000_access_phy_wakeup_reg_bm()
3465 	DEBUGOUT2("Accessing PHY page %d reg 0x%x\n", page, reg);  in e1000_access_phy_wakeup_reg_bm()
3485 		DEBUGOUT2("Could not access PHY reg %d.%d\n", page, reg);  in e1000_access_phy_wakeup_reg_bm()
3496  * e1000_power_up_phy_copper - Restore copper link in case of PHY power down
3499  * In the case of a PHY power down to save power, or to turn off link during a
3507 	/* The PHY will retain its settings across a power down/up cycle */  in e1000_power_up_phy_copper()
3508 	hw->phy.ops.read_reg(hw, PHY_CONTROL, &mii_reg);  in e1000_power_up_phy_copper()
3510 	hw->phy.ops.write_reg(hw, PHY_CONTROL, mii_reg);  in e1000_power_up_phy_copper()
3514  * e1000_power_down_phy_copper - Restore copper link in case of PHY power down
3517  * In the case of a PHY power down to save power, or to turn off link during a
3525 	/* The PHY will retain its settings across a power down/up cycle */  in e1000_power_down_phy_copper()
3526 	hw->phy.ops.read_reg(hw, PHY_CONTROL, &mii_reg);  in e1000_power_down_phy_copper()
3528 	hw->phy.ops.write_reg(hw, PHY_CONTROL, mii_reg);  in e1000_power_down_phy_copper()
3533  *  __e1000_read_phy_reg_hv -  Read HV PHY register
3540  *  Acquires semaphore, if necessary, then reads the PHY register at offset
3550 	u32 phy_addr = hw->phy.addr = e1000_get_phy_addr_for_hv_page(page);  in __e1000_read_phy_reg_hv()
3555 		ret_val = hw->phy.ops.acquire(hw);  in __e1000_read_phy_reg_hv()
3577 			/* Page is shifted left, PHY expects (page x 32) */  in __e1000_read_phy_reg_hv()
3581 			hw->phy.addr = phy_addr;  in __e1000_read_phy_reg_hv()
3588 	DEBUGOUT3("reading PHY page %d (or 0x%x shifted) reg 0x%x\n", page,  in __e1000_read_phy_reg_hv()
3595 		hw->phy.ops.release(hw);  in __e1000_read_phy_reg_hv()
3601  *  e1000_read_phy_reg_hv -  Read HV PHY register
3606  *  Acquires semaphore then reads the PHY register at offset and stores
3616  *  e1000_read_phy_reg_hv_locked -  Read HV PHY register
3621  *  Reads the PHY register at offset and stores the retrieved information
3630  *  e1000_read_phy_reg_page_hv - Read HV PHY register
3635  *  Reads the PHY register at offset and stores the retrieved information
3644  *  __e1000_write_phy_reg_hv - Write HV PHY register
3651  *  Acquires semaphore, if necessary, then writes the data to PHY register
3660 	u32 phy_addr = hw->phy.addr = e1000_get_phy_addr_for_hv_page(page);  in __e1000_write_phy_reg_hv()
3665 		ret_val = hw->phy.ops.acquire(hw);  in __e1000_write_phy_reg_hv()
3687 		 * Power Down (when bit 11 of the PHY Control register is set)  in __e1000_write_phy_reg_hv()
3689 		if ((hw->phy.type == e1000_phy_82578) &&  in __e1000_write_phy_reg_hv()
3690 		    (hw->phy.revision >= 1) &&  in __e1000_write_phy_reg_hv()
3691 		    (hw->phy.addr == 2) &&  in __e1000_write_phy_reg_hv()
3703 			/* Page is shifted left, PHY expects (page x 32) */  in __e1000_write_phy_reg_hv()
3707 			hw->phy.addr = phy_addr;  in __e1000_write_phy_reg_hv()
3714 	DEBUGOUT3("writing PHY page %d (or 0x%x shifted) reg 0x%x\n", page,  in __e1000_write_phy_reg_hv()
3722 		hw->phy.ops.release(hw);  in __e1000_write_phy_reg_hv()
3728  *  e1000_write_phy_reg_hv - Write HV PHY register
3733  *  Acquires semaphore then writes the data to PHY register at the offset.
3742  *  e1000_write_phy_reg_hv_locked - Write HV PHY register
3747  *  Writes the data to PHY register at the offset.  Assumes semaphore
3756  *  e1000_write_phy_reg_page_hv - Write HV PHY register
3761  *  Writes the data to PHY register at the offset.  Assumes semaphore
3770  *  e1000_get_phy_addr_for_hv_page - Get PHY adrress based on page
3784  *  e1000_access_phy_debug_regs_hv - Read HV PHY vendor specific high registers
3790  *  Reads the PHY register at offset and stores the retreived information
3793  *  These accesses done with PHY address 2 and without using pages.
3804 	/* This takes care of the difference with desktop vs mobile phy */  in e1000_access_phy_debug_regs_hv()
3805 	addr_reg = ((hw->phy.type == e1000_phy_82578) ?  in e1000_access_phy_debug_regs_hv()
3809 	/* All operations in this function are phy address 2 */  in e1000_access_phy_debug_regs_hv()
3810 	hw->phy.addr = 2;  in e1000_access_phy_debug_regs_hv()
3836  *  a link up indication before the PHY does.  If small packets are sent
3838  *  being properly accounted for by the PHY and will stall preventing
3840  *  packet buffer after the PHY detects link up.
3849 	if (hw->phy.type != e1000_phy_82578)  in e1000_link_stall_workaround_hv()
3852 	/* Do not apply workaround if in PHY loopback bit 14 set */  in e1000_link_stall_workaround_hv()
3853 	hw->phy.ops.read_reg(hw, PHY_CONTROL, &data);  in e1000_link_stall_workaround_hv()
3858 	ret_val = hw->phy.ops.read_reg(hw, BM_CS_STATUS, &data);  in e1000_link_stall_workaround_hv()
3872 	ret_val = hw->phy.ops.write_reg(hw, HV_MUX_DATA_CTRL,  in e1000_link_stall_workaround_hv()
3878 	return hw->phy.ops.write_reg(hw, HV_MUX_DATA_CTRL,  in e1000_link_stall_workaround_hv()
3888  *  Polarity is determined based on the PHY specific status register.
3892 	struct e1000_phy_info *phy = &hw->phy;  in e1000_check_polarity_82577()  local
3898 	ret_val = phy->ops.read_reg(hw, I82577_PHY_STATUS_2, &data);  in e1000_check_polarity_82577()
3901 		phy->cable_polarity = ((data & I82577_PHY_STATUS2_REV_POLARITY)  in e1000_check_polarity_82577()
3909  *  e1000_phy_force_speed_duplex_82577 - Force speed/duplex for I82577 PHY
3912  *  Calls the PHY setup function to force speed and duplex.
3916 	struct e1000_phy_info *phy = &hw->phy;  in e1000_phy_force_speed_duplex_82577()  local
3923 	ret_val = phy->ops.read_reg(hw, PHY_CONTROL, &phy_data);  in e1000_phy_force_speed_duplex_82577()
3929 	ret_val = phy->ops.write_reg(hw, PHY_CONTROL, phy_data);  in e1000_phy_force_speed_duplex_82577()
3935 	if (phy->autoneg_wait_to_complete) {  in e1000_phy_force_speed_duplex_82577()
3936 		DEBUGOUT("Waiting for forced speed/duplex link on 82577 phy\n");  in e1000_phy_force_speed_duplex_82577()
3955  *  e1000_get_phy_info_82577 - Retrieve I82577 PHY information
3958  *  Read PHY status to determine if link is up.  If link is up, then
3960  *  PHY port status to determine MDI/MDIx and speed.  Based on the speed,
3965 	struct e1000_phy_info *phy = &hw->phy;  in e1000_get_phy_info_82577()  local
3977 		DEBUGOUT("Phy info is only valid if link is up\n");  in e1000_get_phy_info_82577()
3981 	phy->polarity_correction = true;  in e1000_get_phy_info_82577()
3987 	ret_val = phy->ops.read_reg(hw, I82577_PHY_STATUS_2, &data);  in e1000_get_phy_info_82577()
3991 	phy->is_mdix = !!(data & I82577_PHY_STATUS2_MDIX);  in e1000_get_phy_info_82577()
3995 		ret_val = hw->phy.ops.get_cable_length(hw);  in e1000_get_phy_info_82577()
3999 		ret_val = phy->ops.read_reg(hw, PHY_1000T_STATUS, &data);  in e1000_get_phy_info_82577()
4003 		phy->local_rx = (data & SR_1000T_LOCAL_RX_STATUS)  in e1000_get_phy_info_82577()
4007 		phy->remote_rx = (data & SR_1000T_REMOTE_RX_STATUS)  in e1000_get_phy_info_82577()
4011 		phy->cable_length = E1000_CABLE_LENGTH_UNDEFINED;  in e1000_get_phy_info_82577()
4012 		phy->local_rx = e1000_1000t_rx_status_undefined;  in e1000_get_phy_info_82577()
4013 		phy->remote_rx = e1000_1000t_rx_status_undefined;  in e1000_get_phy_info_82577()
4020  *  e1000_get_cable_length_82577 - Determine cable length for 82577 PHY
4028 	struct e1000_phy_info *phy = &hw->phy;  in e1000_get_cable_length_82577()  local
4034 	ret_val = phy->ops.read_reg(hw, I82577_PHY_DIAG_STATUS, &phy_data);  in e1000_get_cable_length_82577()
4044 	phy->cable_length = length;  in e1000_get_cable_length_82577()
4050  *  e1000_write_phy_reg_gs40g - Write GS40G  PHY register
4055  *  Acquires semaphore, if necessary, then writes the data to PHY register
4066 	ret_val = hw->phy.ops.acquire(hw);  in e1000_write_phy_reg_gs40g()
4076 	hw->phy.ops.release(hw);  in e1000_write_phy_reg_gs40g()
4081  *  e1000_read_phy_reg_gs40g - Read GS40G  PHY register
4087  *  Acquires semaphore, if necessary, then reads the data in the PHY register
4098 	ret_val = hw->phy.ops.acquire(hw);  in e1000_read_phy_reg_gs40g()
4108 	hw->phy.ops.release(hw);  in e1000_read_phy_reg_gs40g()
4118  *  Reads the mPHY control register in the PHY at offset and stores the
4262 		DEBUGOUT("ERROR READING mPHY control register, phy is busy.\n");  in e1000_is_mphy_ready()
4282 	ret_val = hw->phy.ops.write_reg(hw, E1000_MMDAC, dev_addr);  in __e1000_access_xmdio_reg()
4286 	ret_val = hw->phy.ops.write_reg(hw, E1000_MMDAAD, address);  in __e1000_access_xmdio_reg()
4290 	ret_val = hw->phy.ops.write_reg(hw, E1000_MMDAC, E1000_MMDAC_FUNC_DATA |  in __e1000_access_xmdio_reg()
4296 		ret_val = hw->phy.ops.read_reg(hw, E1000_MMDAAD, data);  in __e1000_access_xmdio_reg()
4298 		ret_val = hw->phy.ops.write_reg(hw, E1000_MMDAAD, *data);  in __e1000_access_xmdio_reg()
4303 	ret_val = hw->phy.ops.write_reg(hw, E1000_MMDAC, 0);  in __e1000_access_xmdio_reg()