net: phylink: pcs: add 802.3 clause 45 helpers (b8679ef8) · Commits · 戴 / test

drivers/net/phy/phylink.c

+30 −0

Original line number	Diff line number	Diff line
		@@ -2274,4 +2274,34 @@ void phylink_mii_c22_pcs_an_restart(struct mdio_device *pcs)
		}
		EXPORT_SYMBOL_GPL(phylink_mii_c22_pcs_an_restart);

		#define C45_ADDR(d,a) (MII_ADDR_C45 \| (d) << 16 \| (a))
		void phylink_mii_c45_pcs_get_state(struct mdio_device *pcs,
		struct phylink_link_state *state)
		{
		struct mii_bus *bus = pcs->bus;
		int addr = pcs->addr;
		int stat;

		stat = mdiobus_read(bus, addr, C45_ADDR(MDIO_MMD_PCS, MDIO_STAT1));
		if (stat < 0) {
		state->link = false;
		return;
		}

		state->link = !!(stat & MDIO_STAT1_LSTATUS);
		if (!state->link)
		return;

		switch (state->interface) {
		case PHY_INTERFACE_MODE_10GBASER:
		state->speed = SPEED_10000;
		state->duplex = DUPLEX_FULL;
		break;

		default:
		break;
		}
		}
		EXPORT_SYMBOL_GPL(phylink_mii_c45_pcs_get_state);

		MODULE_LICENSE("GPL v2");

+2 −0

Original line number	Diff line number	Diff line
		@@ -323,4 +323,6 @@ int phylink_mii_c22_pcs_set_advertisement(struct mdio_device *pcs,
		const struct phylink_link_state *state);
		void phylink_mii_c22_pcs_an_restart(struct mdio_device *pcs);

		void phylink_mii_c45_pcs_get_state(struct mdio_device *pcs,
		struct phylink_link_state *state);
		#endif