static int txc43128_phy_reconfigure(struct efx_nic *efx)
{
struct txc43128_data *phy_data = efx->phy_data;
enum efx_phy_mode mode_change = efx->phy_mode ^ phy_data->phy_mode;
bool loop_change = LOOPBACK_CHANGED(phy_data, efx, TXC_LOOPBACKS);
if (efx->phy_mode & mode_change & PHY_MODE_TX_DISABLED) {
txc_reset_phy(efx);
txc_apply_defaults(efx);
falcon_reset_xaui(efx);
mode_change &= ~PHY_MODE_TX_DISABLED;
}
efx_mdio_transmit_disable(efx);
efx_mdio_phy_reconfigure(efx);
if (mode_change & PHY_MODE_LOW_POWER)
txc_set_power(efx);
/* The data sheet claims this is required after every reconfiguration
* (note at end of 7.1), but we mustn't do it when nothing changes as
* it glitches the link, and reconfigure gets called on link change,
* so we get an IRQ storm on link up. */
if (loop_change || mode_change)
txc_reset_logic(efx);
phy_data->phy_mode = efx->phy_mode;
phy_data->loopback_mode = efx->loopback_mode;
return 0;
}
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;
}
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;
}
