diff options
Diffstat (limited to 'drivers/net/ethernet/freescale/dpaa2/dpaa2-mac.c')
-rw-r--r-- | drivers/net/ethernet/freescale/dpaa2/dpaa2-mac.c | 156 |
1 files changed, 76 insertions, 80 deletions
diff --git a/drivers/net/ethernet/freescale/dpaa2/dpaa2-mac.c b/drivers/net/ethernet/freescale/dpaa2/dpaa2-mac.c index 828c177df03d..ccaf7e35abeb 100644 --- a/drivers/net/ethernet/freescale/dpaa2/dpaa2-mac.c +++ b/drivers/net/ethernet/freescale/dpaa2/dpaa2-mac.c @@ -79,10 +79,20 @@ static bool dpaa2_mac_phy_mode_mismatch(struct dpaa2_mac *mac, phy_interface_t interface) { switch (interface) { + /* We can switch between SGMII and 1000BASE-X at runtime with + * pcs-lynx + */ + case PHY_INTERFACE_MODE_SGMII: + case PHY_INTERFACE_MODE_1000BASEX: + if (mac->pcs && + (mac->if_mode == PHY_INTERFACE_MODE_SGMII || + mac->if_mode == PHY_INTERFACE_MODE_1000BASEX)) + return false; + return interface != mac->if_mode; + case PHY_INTERFACE_MODE_10GBASER: case PHY_INTERFACE_MODE_USXGMII: case PHY_INTERFACE_MODE_QSGMII: - case PHY_INTERFACE_MODE_SGMII: case PHY_INTERFACE_MODE_RGMII: case PHY_INTERFACE_MODE_RGMII_ID: case PHY_INTERFACE_MODE_RGMII_RXID: @@ -122,13 +132,17 @@ static void dpaa2_mac_validate(struct phylink_config *config, fallthrough; case PHY_INTERFACE_MODE_SGMII: case PHY_INTERFACE_MODE_QSGMII: + case PHY_INTERFACE_MODE_1000BASEX: case PHY_INTERFACE_MODE_RGMII: case PHY_INTERFACE_MODE_RGMII_ID: case PHY_INTERFACE_MODE_RGMII_RXID: case PHY_INTERFACE_MODE_RGMII_TXID: - phylink_set(mask, 10baseT_Full); - phylink_set(mask, 100baseT_Full); + phylink_set(mask, 1000baseX_Full); phylink_set(mask, 1000baseT_Full); + if (state->interface == PHY_INTERFACE_MODE_1000BASEX) + break; + phylink_set(mask, 100baseT_Full); + phylink_set(mask, 10baseT_Full); break; default: goto empty_set; @@ -174,30 +188,22 @@ static void dpaa2_mac_link_up(struct phylink_config *config, dpmac_state->up = 1; - if (mac->if_link_type == DPMAC_LINK_TYPE_PHY) { - /* If the DPMAC is configured for PHY mode, we need - * to pass the link parameters to the MC firmware. - */ - dpmac_state->rate = speed; - - if (duplex == DUPLEX_HALF) - dpmac_state->options |= DPMAC_LINK_OPT_HALF_DUPLEX; - else if (duplex == DUPLEX_FULL) - dpmac_state->options &= ~DPMAC_LINK_OPT_HALF_DUPLEX; - - /* This is lossy; the firmware really should take the pause - * enablement status rather than pause/asym pause status. - */ - if (rx_pause) - dpmac_state->options |= DPMAC_LINK_OPT_PAUSE; - else - dpmac_state->options &= ~DPMAC_LINK_OPT_PAUSE; - - if (rx_pause ^ tx_pause) - dpmac_state->options |= DPMAC_LINK_OPT_ASYM_PAUSE; - else - dpmac_state->options &= ~DPMAC_LINK_OPT_ASYM_PAUSE; - } + dpmac_state->rate = speed; + + if (duplex == DUPLEX_HALF) + dpmac_state->options |= DPMAC_LINK_OPT_HALF_DUPLEX; + else if (duplex == DUPLEX_FULL) + dpmac_state->options &= ~DPMAC_LINK_OPT_HALF_DUPLEX; + + if (rx_pause) + dpmac_state->options |= DPMAC_LINK_OPT_PAUSE; + else + dpmac_state->options &= ~DPMAC_LINK_OPT_PAUSE; + + if (rx_pause ^ tx_pause) + dpmac_state->options |= DPMAC_LINK_OPT_ASYM_PAUSE; + else + dpmac_state->options &= ~DPMAC_LINK_OPT_ASYM_PAUSE; err = dpmac_set_link_state(mac->mc_io, 0, mac->mc_dev->mc_handle, dpmac_state); @@ -228,32 +234,6 @@ static const struct phylink_mac_ops dpaa2_mac_phylink_ops = { .mac_link_down = dpaa2_mac_link_down, }; -bool dpaa2_mac_is_type_fixed(struct fsl_mc_device *dpmac_dev, - struct fsl_mc_io *mc_io) -{ - struct dpmac_attr attr; - bool fixed = false; - u16 mc_handle = 0; - int err; - - err = dpmac_open(mc_io, 0, dpmac_dev->obj_desc.id, - &mc_handle); - if (err || !mc_handle) - return false; - - err = dpmac_get_attributes(mc_io, 0, mc_handle, &attr); - if (err) - goto out; - - if (attr.link_type == DPMAC_LINK_TYPE_FIXED) - fixed = true; - -out: - dpmac_close(mc_io, 0, mc_handle); - - return fixed; -} - static int dpaa2_pcs_create(struct dpaa2_mac *mac, struct device_node *dpmac_node, int id) { @@ -302,36 +282,20 @@ static void dpaa2_pcs_destroy(struct dpaa2_mac *mac) int dpaa2_mac_connect(struct dpaa2_mac *mac) { - struct fsl_mc_device *dpmac_dev = mac->mc_dev; struct net_device *net_dev = mac->net_dev; struct device_node *dpmac_node; struct phylink *phylink; - struct dpmac_attr attr; int err; - err = dpmac_open(mac->mc_io, 0, dpmac_dev->obj_desc.id, - &dpmac_dev->mc_handle); - if (err || !dpmac_dev->mc_handle) { - netdev_err(net_dev, "dpmac_open() = %d\n", err); - return -ENODEV; - } - - err = dpmac_get_attributes(mac->mc_io, 0, dpmac_dev->mc_handle, &attr); - if (err) { - netdev_err(net_dev, "dpmac_get_attributes() = %d\n", err); - goto err_close_dpmac; - } - - mac->if_link_type = attr.link_type; + mac->if_link_type = mac->attr.link_type; - dpmac_node = dpaa2_mac_get_node(attr.id); + dpmac_node = dpaa2_mac_get_node(mac->attr.id); if (!dpmac_node) { - netdev_err(net_dev, "No dpmac@%d node found.\n", attr.id); - err = -ENODEV; - goto err_close_dpmac; + netdev_err(net_dev, "No dpmac@%d node found.\n", mac->attr.id); + return -ENODEV; } - err = dpaa2_mac_get_if_mode(dpmac_node, attr); + err = dpaa2_mac_get_if_mode(dpmac_node, mac->attr); if (err < 0) { err = -EINVAL; goto err_put_node; @@ -351,9 +315,10 @@ int dpaa2_mac_connect(struct dpaa2_mac *mac) goto err_put_node; } - if (attr.link_type == DPMAC_LINK_TYPE_PHY && - attr.eth_if != DPMAC_ETH_IF_RGMII) { - err = dpaa2_pcs_create(mac, dpmac_node, attr.id); + if ((mac->attr.link_type == DPMAC_LINK_TYPE_PHY && + mac->attr.eth_if != DPMAC_ETH_IF_RGMII) || + mac->attr.link_type == DPMAC_LINK_TYPE_BACKPLANE) { + err = dpaa2_pcs_create(mac, dpmac_node, mac->attr.id); if (err) goto err_put_node; } @@ -389,8 +354,7 @@ err_pcs_destroy: dpaa2_pcs_destroy(mac); err_put_node: of_node_put(dpmac_node); -err_close_dpmac: - dpmac_close(mac->mc_io, 0, dpmac_dev->mc_handle); + return err; } @@ -402,8 +366,40 @@ void dpaa2_mac_disconnect(struct dpaa2_mac *mac) phylink_disconnect_phy(mac->phylink); phylink_destroy(mac->phylink); dpaa2_pcs_destroy(mac); +} + +int dpaa2_mac_open(struct dpaa2_mac *mac) +{ + struct fsl_mc_device *dpmac_dev = mac->mc_dev; + struct net_device *net_dev = mac->net_dev; + int err; + + err = dpmac_open(mac->mc_io, 0, dpmac_dev->obj_desc.id, + &dpmac_dev->mc_handle); + if (err || !dpmac_dev->mc_handle) { + netdev_err(net_dev, "dpmac_open() = %d\n", err); + return -ENODEV; + } + + err = dpmac_get_attributes(mac->mc_io, 0, dpmac_dev->mc_handle, + &mac->attr); + if (err) { + netdev_err(net_dev, "dpmac_get_attributes() = %d\n", err); + goto err_close_dpmac; + } + + return 0; - dpmac_close(mac->mc_io, 0, mac->mc_dev->mc_handle); +err_close_dpmac: + dpmac_close(mac->mc_io, 0, dpmac_dev->mc_handle); + return err; +} + +void dpaa2_mac_close(struct dpaa2_mac *mac) +{ + struct fsl_mc_device *dpmac_dev = mac->mc_dev; + + dpmac_close(mac->mc_io, 0, dpmac_dev->mc_handle); } static char dpaa2_mac_ethtool_stats[][ETH_GSTRING_LEN] = { |