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Date: Thu, 3 Nov 2022 17:06:46 -0400 From: Sean Anderson <sean.anderson@...o.com> To: Heiner Kallweit <hkallweit1@...il.com>, Russell King <linux@...linux.org.uk>, netdev@...r.kernel.org Cc: Vladimir Oltean <olteanv@...il.com>, Eric Dumazet <edumazet@...gle.com>, Paolo Abeni <pabeni@...hat.com>, Jakub Kicinski <kuba@...nel.org>, linux-kernel@...r.kernel.org, Andrew Lunn <andrew@...n.ch>, Ioana Ciornei <ioana.ciornei@....com>, Madalin Bucur <madalin.bucur@....com>, "David S . Miller" <davem@...emloft.net>, Sean Anderson <sean.anderson@...o.com> Subject: [PATCH net-next v2 07/11] net: dsa: felix: Convert to use PCS driver This converts the Ocelot Felix driver to use the Lynx PCS driver, instead of attaching the Lynx library to an MDIO device. Signed-off-by: Sean Anderson <sean.anderson@...o.com> --- Changes in v2: - Split off from the lynx PCS patch drivers/net/dsa/ocelot/Kconfig | 2 ++ drivers/net/dsa/ocelot/felix_vsc9959.c | 27 ++++++------------------ drivers/net/dsa/ocelot/seville_vsc9953.c | 27 ++++++------------------ 3 files changed, 14 insertions(+), 42 deletions(-) diff --git a/drivers/net/dsa/ocelot/Kconfig b/drivers/net/dsa/ocelot/Kconfig index 08db9cf76818..eeba3d35f9ee 100644 --- a/drivers/net/dsa/ocelot/Kconfig +++ b/drivers/net/dsa/ocelot/Kconfig @@ -11,6 +11,7 @@ config NET_DSA_MSCC_FELIX select NET_DSA_TAG_OCELOT_8021Q select NET_DSA_TAG_OCELOT select FSL_ENETC_MDIO + select PCS select PCS_LYNX help This driver supports the VSC9959 (Felix) switch, which is embedded as @@ -26,6 +27,7 @@ config NET_DSA_MSCC_SEVILLE select MSCC_OCELOT_SWITCH_LIB select NET_DSA_TAG_OCELOT_8021Q select NET_DSA_TAG_OCELOT + select PCS select PCS_LYNX help This driver supports the VSC9953 (Seville) switch, which is embedded diff --git a/drivers/net/dsa/ocelot/felix_vsc9959.c b/drivers/net/dsa/ocelot/felix_vsc9959.c index ba893055b92d..f45c9a3088c8 100644 --- a/drivers/net/dsa/ocelot/felix_vsc9959.c +++ b/drivers/net/dsa/ocelot/felix_vsc9959.c @@ -11,6 +11,7 @@ #include <net/tc_act/tc_gate.h> #include <soc/mscc/ocelot.h> #include <linux/dsa/ocelot.h> +#include <linux/pcs.h> #include <linux/pcs-lynx.h> #include <net/pkt_sched.h> #include <linux/iopoll.h> @@ -1015,7 +1016,6 @@ static int vsc9959_mdio_bus_alloc(struct ocelot *ocelot) for (port = 0; port < felix->info->num_ports; port++) { struct ocelot_port *ocelot_port = ocelot->ports[port]; struct phylink_pcs *phylink_pcs; - struct mdio_device *mdio_device; if (dsa_is_unused_port(felix->ds, port)) continue; @@ -1023,19 +1023,13 @@ static int vsc9959_mdio_bus_alloc(struct ocelot *ocelot) if (ocelot_port->phy_mode == PHY_INTERFACE_MODE_INTERNAL) continue; - mdio_device = mdio_device_create(felix->imdio, port); - if (IS_ERR(mdio_device)) + phylink_pcs = lynx_pcs_create_on_bus(dev, felix->imdio, port); + if (IS_ERR(phylink_pcs)) continue; - phylink_pcs = lynx_pcs_create(mdio_device); - if (!phylink_pcs) { - mdio_device_free(mdio_device); - continue; - } - felix->pcs[port] = phylink_pcs; - dev_info(dev, "Found PCS at internal MDIO address %d\n", port); + dev_info(dev, "Created PCS at internal MDIO address %d\n", port); } return 0; @@ -1046,17 +1040,8 @@ static void vsc9959_mdio_bus_free(struct ocelot *ocelot) struct felix *felix = ocelot_to_felix(ocelot); int port; - for (port = 0; port < ocelot->num_phys_ports; port++) { - struct phylink_pcs *phylink_pcs = felix->pcs[port]; - struct mdio_device *mdio_device; - - if (!phylink_pcs) - continue; - - mdio_device = lynx_get_mdio_device(phylink_pcs); - mdio_device_free(mdio_device); - lynx_pcs_destroy(phylink_pcs); - } + for (port = 0; port < ocelot->num_phys_ports; port++) + pcs_put(ocelot->dev, felix->pcs[port]); mdiobus_unregister(felix->imdio); mdiobus_free(felix->imdio); } diff --git a/drivers/net/dsa/ocelot/seville_vsc9953.c b/drivers/net/dsa/ocelot/seville_vsc9953.c index 1e1c6cd265fd..99e8043fbc2e 100644 --- a/drivers/net/dsa/ocelot/seville_vsc9953.c +++ b/drivers/net/dsa/ocelot/seville_vsc9953.c @@ -9,6 +9,7 @@ #include <linux/mdio/mdio-mscc-miim.h> #include <linux/of_mdio.h> #include <linux/of_platform.h> +#include <linux/pcs.h> #include <linux/pcs-lynx.h> #include <linux/dsa/ocelot.h> #include <linux/iopoll.h> @@ -946,7 +947,6 @@ static int vsc9953_mdio_bus_alloc(struct ocelot *ocelot) for (port = 0; port < felix->info->num_ports; port++) { struct ocelot_port *ocelot_port = ocelot->ports[port]; struct phylink_pcs *phylink_pcs; - struct mdio_device *mdio_device; int addr = port + 4; if (dsa_is_unused_port(felix->ds, port)) @@ -955,19 +955,13 @@ static int vsc9953_mdio_bus_alloc(struct ocelot *ocelot) if (ocelot_port->phy_mode == PHY_INTERFACE_MODE_INTERNAL) continue; - mdio_device = mdio_device_create(felix->imdio, addr); - if (IS_ERR(mdio_device)) + phylink_pcs = lynx_pcs_create_on_bus(dev, felix->imdio, addr); + if (IS_ERR(phylink_pcs)) continue; - phylink_pcs = lynx_pcs_create(mdio_device); - if (!phylink_pcs) { - mdio_device_free(mdio_device); - continue; - } - felix->pcs[port] = phylink_pcs; - dev_info(dev, "Found PCS at internal MDIO address %d\n", addr); + dev_info(dev, "Created PCS at internal MDIO address %d\n", addr); } return 0; @@ -978,17 +972,8 @@ static void vsc9953_mdio_bus_free(struct ocelot *ocelot) struct felix *felix = ocelot_to_felix(ocelot); int port; - for (port = 0; port < ocelot->num_phys_ports; port++) { - struct phylink_pcs *phylink_pcs = felix->pcs[port]; - struct mdio_device *mdio_device; - - if (!phylink_pcs) - continue; - - mdio_device = lynx_get_mdio_device(phylink_pcs); - mdio_device_free(mdio_device); - lynx_pcs_destroy(phylink_pcs); - } + for (port = 0; port < ocelot->num_phys_ports; port++) + pcs_put(ocelot->dev, felix->pcs[port]); /* mdiobus_unregister and mdiobus_free handled by devres */ } -- 2.35.1.1320.gc452695387.dirty
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