dev/e1000/e1000_phy.c

1043  *  e1000_copper_link_setup_82577 - Setup 82577 PHY for copper link
1106  *  e1000_copper_link_setup_m88 - Setup m88 PHY's for copper link
1258  *  e1000_copper_link_setup_m88_gen2 - Setup m88 PHY's for copper link
1355  *  e1000_copper_link_setup_igp - Setup igp PHY's for copper link
1616  *  e1000_copper_link_autoneg - Setup/Enable autoneg for copper link
1621  *  and restart the negotiation process between the link partner.  If
1680  *  e1000_setup_copper_link_generic - Configure copper link settings
1683  *  Calls the appropriate function to configure the link for auto-neg or forced
1684  *  speed and duplex.  Then we check for link, once link is established calls
1685  *  to configure collision distance and flow control are called.  If link is
1691 	bool link;
1714 	/* Check link status. Wait up to 100 microseconds for link to become
1718 					     &link);
1722 	if (link) {
1723 		DEBUGOUT("Valid link established!!!\n");
1727 		DEBUGOUT("Unable to establish link!!!\n");
1738  *  auto-crossover to force MDI manually.  Waits for link and returns
1739  *  successful if link up is successful, else -E1000_ERR_PHY (-2).
1746 	bool link;
1779 		DEBUGOUT("Waiting for forced speed/duplex link on IGP phy.\n");
1782 						     100000, &link);
1786 		if (!link)
1791 						     100000, &link);
1803  *  changes.  If time expires while waiting for link up, we reset the DSP.
1812 	bool link;
1851 		DEBUGOUT("Waiting for forced speed/duplex link on M88 phy.\n");
1854 						     100000, &link);
1858 		if (!link) {
1879 				/* We didn't get link.
1895 						     100000, &link);
1951 	bool link;
1982 		DEBUGOUT("Waiting for forced speed/duplex link on IFE phy.\n");
1985 						     100000, &link);
1989 		if (!link)
1994 						     100000, &link);
2064  *  e1000_set_d3_lplu_state_generic - Sets low power link up state for D3
2070  *  The low power link up (lplu) state is set to the power management level D3
2159  *  A downshift is detected by querying the PHY link health.
2341  *  e1000_phy_has_link_generic - Polls PHY for link
2343  *  @iterations: number of times to poll for link
2347  *  Polls the PHY status register for link, 'iterations' number of times.
2362 		 * twice due to the link bit being sticky.  No harm doing
2621  *  to verify that link is up.  Read the PHY special control register to
2631 	bool link;
2640 	ret_val = e1000_phy_has_link_generic(hw, 1, 0, &link);
2644 	if (!link) {
2645 		DEBUGOUT("Phy info is only valid if link is up\n");
2696  *  Read PHY status to determine if link is up.  If link is up, then
2706 	bool link;
2710 	ret_val = e1000_phy_has_link_generic(hw, 1, 0, &link);
2714 	if (!link) {
2715 		DEBUGOUT("Phy info is only valid if link is up\n");
2768 	bool link;
2772 	ret_val = e1000_phy_has_link_generic(hw, 1, 0, &link);
2776 	if (!link) {
2777 		DEBUGOUT("Phy info is only valid if link is up\n");
3485  * e1000_power_up_phy_copper - Restore copper link in case of PHY power down
3488  * In the case of a PHY power down to save power, or to turn off link during a
3489  * driver unload, or wake on lan is not enabled, restore the link to previous
3503  * e1000_power_down_phy_copper - Restore copper link in case of PHY power down
3506  * In the case of a PHY power down to save power, or to turn off link during a
3507  * driver unload, or wake on lan is not enabled, restore the link to previous
3822  *  This function works around a Si bug where the link partner can get
3823  *  a link up indication before the PHY does.  If small packets are sent
3824  *  by the link partner they can be placed in the packet buffer without
3827  *  packet buffer after the PHY detects link up.
3844 	/* check if link is up and at 1Gbps */
3906 	bool link;
3923 		DEBUGOUT("Waiting for forced speed/duplex link on 82577 phy\n");
3926 						     100000, &link);
3930 		if (!link)
3935 						     100000, &link);
3945  *  Read PHY status to determine if link is up.  If link is up, then
3955 	bool link;
3959 	ret_val = e1000_phy_has_link_generic(hw, 1, 0, &link);
3963 	if (!link) {
3964 		DEBUGOUT("Phy info is only valid if link is up\n");