static int tenxpress_phy_reconfigure(struct efx_nic *efx) { struct tenxpress_phy_data *phy_data = efx->phy_data; bool phy_mode_change, loop_reset; if (efx->phy_mode & (PHY_MODE_OFF | PHY_MODE_SPECIAL)) { phy_data->phy_mode = efx->phy_mode; return 0; } phy_mode_change = (efx->phy_mode == PHY_MODE_NORMAL && phy_data->phy_mode != PHY_MODE_NORMAL); loop_reset = (LOOPBACK_OUT_OF(phy_data, efx, LOOPBACKS_EXTERNAL(efx)) || LOOPBACK_CHANGED(phy_data, efx, 1 << LOOPBACK_GPHY)); if (loop_reset || phy_mode_change) { tenxpress_special_reset(efx); falcon_reset_xaui(efx); } tenxpress_low_power(efx); efx_mdio_transmit_disable(efx); efx_mdio_phy_reconfigure(efx); tenxpress_ext_loopback(efx); efx_mdio_an_reconfigure(efx); phy_data->loopback_mode = efx->loopback_mode; phy_data->phy_mode = efx->phy_mode; return 0; }
/* Try to bring up the Falcon side of the Falcon-Phy XAUI link */ static bool falcon_xmac_link_ok_retry(struct efx_nic *efx, int tries) { bool mac_up = falcon_xmac_link_ok(efx); if (LOOPBACK_MASK(efx) & LOOPBACKS_EXTERNAL(efx) & LOOPBACKS_WS || efx_phy_mode_disabled(efx->phy_mode)) /* XAUI link is expected to be down */ return mac_up; falcon_stop_nic_stats(efx); while (!mac_up && tries) { EFX_LOG(efx, "bashing xaui\n"); falcon_reset_xaui(efx); udelay(200); mac_up = falcon_xmac_link_ok(efx); --tries; } falcon_start_nic_stats(efx); return mac_up; }
static int tenxpress_phy_reconfigure(struct efx_nic *efx) { struct tenxpress_phy_data *phy_data = efx->phy_data; bool phy_mode_change, loop_reset; if (efx->phy_mode & (PHY_MODE_OFF | PHY_MODE_SPECIAL)) { phy_data->phy_mode = efx->phy_mode; return 0; } phy_mode_change = (efx->phy_mode == PHY_MODE_NORMAL && phy_data->phy_mode != PHY_MODE_NORMAL); loop_reset = (LOOPBACK_OUT_OF(phy_data, efx, LOOPBACKS_EXTERNAL(efx)) || LOOPBACK_CHANGED(phy_data, efx, 1 << LOOPBACK_GPHY)); if (loop_reset || phy_mode_change) { tenxpress_special_reset(efx); /* Reset XAUI if we were in 10G, and are staying * in 10G. If we're moving into and out of 10G * then xaui will be reset anyway */ if (EFX_IS10G(efx)) falcon_reset_xaui(efx); } tenxpress_low_power(efx); efx_mdio_transmit_disable(efx); efx_mdio_phy_reconfigure(efx); tenxpress_ext_loopback(efx); efx_mdio_an_reconfigure(efx); phy_data->loopback_mode = efx->loopback_mode; phy_data->phy_mode = efx->phy_mode; return 0; }