git: 8c5fead10590 - main - Remove enetc_mdio driver
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Date: Fri, 29 Oct 2021 08:31:42 UTC
The branch main has been updated by wma:
URL: https://cgit.FreeBSD.org/src/commit/?id=8c5fead105905ffb8cdcf255c08a63ee440b223e
commit 8c5fead105905ffb8cdcf255c08a63ee440b223e
Author: Kornel Duleba <mindal@semihalf.com>
AuthorDate: 2021-10-26 08:41:09 +0000
Commit: Wojciech Macek <wma@FreeBSD.org>
CommitDate: 2021-10-29 08:08:26 +0000
Remove enetc_mdio driver
It was previously used by felix(4) for PHY communication.
Since that is not the case anymore this driver is now left unused.
Obtained from: Semihalf
Sponsored by: Alstom Group
---
sys/conf/files.arm64 | 3 +-
sys/dev/enetc/enetc_mdio_pci.c | 191 ----------------------------------------
sys/modules/Makefile | 2 -
sys/modules/enetc_mdio/Makefile | 8 --
4 files changed, 1 insertion(+), 203 deletions(-)
diff --git a/sys/conf/files.arm64 b/sys/conf/files.arm64
index 3a41554eaea7..2d98568b3d9f 100644
--- a/sys/conf/files.arm64
+++ b/sys/conf/files.arm64
@@ -176,8 +176,7 @@ dev/cpufreq/cpufreq_dt.c optional cpufreq fdt
dev/dwc/if_dwc.c optional fdt dwc_rk soc_rockchip_rk3328 | fdt dwc_rk soc_rockchip_rk3399 | fdt dwc_socfpga soc_intel_stratix10
dev/dwc/if_dwc_if.m optional fdt dwc_rk soc_rockchip_rk3328 | fdt dwc_rk soc_rockchip_rk3399 | fdt dwc_socfpga soc_intel_stratix10
-dev/enetc/enetc_mdio.c optional enetc soc_nxp_ls | enetc_mdio soc_nxp_ls
-dev/enetc/enetc_mdio_pci.c optional enetc_mdio pci soc_nxp_ls
+dev/enetc/enetc_mdio.c optional enetc soc_nxp_ls
dev/enetc/if_enetc.c optional enetc iflib pci fdt soc_nxp_ls
dev/etherswitch/felix/felix.c optional enetc etherswitch fdt felix pci soc_nxp_ls
diff --git a/sys/dev/enetc/enetc_mdio_pci.c b/sys/dev/enetc/enetc_mdio_pci.c
deleted file mode 100644
index 517efa9b9598..000000000000
--- a/sys/dev/enetc/enetc_mdio_pci.c
+++ /dev/null
@@ -1,191 +0,0 @@
-/*-
- * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
- *
- * Copyright (c) 2021 Alstom Group.
- * Copyright (c) 2021 Semihalf.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
- * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
- * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
- * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
- * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#include <sys/cdefs.h>
-__FBSDID("$FreeBSD$");
-
-#include <sys/param.h>
-#include <sys/bus.h>
-#include <sys/kernel.h>
-#include <sys/module.h>
-#include <sys/socket.h>
-#include <sys/rman.h>
-#include <sys/mutex.h>
-
-#include <machine/bus.h>
-
-#include <net/if.h>
-#include <net/if_var.h>
-#include <net/if_types.h>
-#include <net/if_media.h>
-
-#include <dev/enetc/enetc_hw.h>
-#include <dev/enetc/enetc_mdio.h>
-#include <dev/mii/mii.h>
-#include <dev/mii/miivar.h>
-#include <dev/ofw/ofw_bus.h>
-#include <dev/ofw/ofw_bus_subr.h>
-#include <dev/pci/pcireg.h>
-#include <dev/pci/pcivar.h>
-
-#include "miibus_if.h"
-
-#define ENETC_MDIO_DEV_ID 0xee01
-#define ENETC_MDIO_DEV_NAME "FSL PCIe IE Central MDIO"
-
-static struct entec_mdio_pci_id {
- uint16_t vendor;
- uint16_t device;
- const char *desc;
-} enetc_mdio_pci_ids[] = {
- {PCI_VENDOR_FREESCALE, ENETC_MDIO_DEV_ID, ENETC_MDIO_DEV_NAME},
-};
-MODULE_PNP_INFO("U16:vendor;U16:device;D:#", pci, enetc_mdio_pci,
- enetc_mdio_pci_ids, nitems(enetc_mdio_pci_ids));
-
-struct enetc_mdio_pci_softc {
- device_t sc_dev;
- struct mtx sc_lock;
- struct resource *sc_regs;
-};
-
-static device_attach_t enetc_mdio_pci_attach;
-static device_detach_t enetc_mdio_pci_detach;
-static device_probe_t enetc_mdio_pci_probe;
-
-static int
-enetc_mdio_pci_readreg(device_t dev, int phy, int reg)
-{
- struct enetc_mdio_pci_softc *sc;
- uint32_t ret;
-
- sc = device_get_softc(dev);
-
- mtx_lock(&sc->sc_lock);
- ret = enetc_mdio_read(sc->sc_regs, ENETC_EMDIO_BASE, phy, reg);
- mtx_unlock(&sc->sc_lock);
-
- return (ret);
-}
-
-static int
-enetc_mdio_pci_writereg(device_t dev, int phy, int reg, int data)
-{
- struct enetc_mdio_pci_softc *sc;
- int err;
-
- sc = device_get_softc(dev);
-
- mtx_lock(&sc->sc_lock);
- err = enetc_mdio_write(sc->sc_regs, ENETC_EMDIO_BASE, phy, reg, data);
- mtx_unlock(&sc->sc_lock);
- if (err != 0)
- return (err);
-
- return (0);
-}
-
-static int
-enetc_mdio_pci_probe(device_t dev)
-{
- struct entec_mdio_pci_id *id;
-
- for (id = enetc_mdio_pci_ids; id->vendor != 0; ++id) {
- if (pci_get_device(dev) != id->device ||
- pci_get_vendor(dev) != id->vendor)
- continue;
-
- device_set_desc(dev, id->desc);
-
- return (BUS_PROBE_DEFAULT);
- }
-
- return (ENXIO);
-}
-
-static int
-enetc_mdio_pci_attach(device_t dev)
-{
- struct enetc_mdio_pci_softc *sc;
- int rid;
-
- sc = device_get_softc(dev);
- sc->sc_dev = dev;
-
- /* Init locks */
- mtx_init(&sc->sc_lock, device_get_nameunit(dev), "MDIO lock", MTX_DEF);
-
- rid = PCIR_BAR(0);
- sc->sc_regs = bus_alloc_resource_any(dev, SYS_RES_MEMORY, &rid,
- RF_ACTIVE);
- if (sc->sc_regs == NULL) {
- device_printf(dev, "can't allocate resources for PCI MDIO \n");
- return (ENXIO);
- }
-
- OF_device_register_xref(ofw_bus_get_node(dev), dev);
-
- return (0);
-}
-
-static int
-enetc_mdio_pci_detach(device_t dev)
-{
- struct enetc_mdio_pci_softc *sc;
-
- sc = device_get_softc(dev);
-
- bus_release_resource(dev, SYS_RES_MEMORY, PCIR_BAR(0), sc->sc_regs);
- mtx_destroy(&sc->sc_lock);
-
- return (0);
-}
-
-static device_method_t enetc_mdio_pci_methods[] ={
- DEVMETHOD(device_probe, enetc_mdio_pci_probe),
- DEVMETHOD(device_attach, enetc_mdio_pci_attach),
- DEVMETHOD(device_detach, enetc_mdio_pci_detach),
-
- DEVMETHOD(miibus_readreg, enetc_mdio_pci_readreg),
- DEVMETHOD(miibus_writereg, enetc_mdio_pci_writereg),
-
- DEVMETHOD_END
-};
-
-static driver_t enetc_mdio_pci_driver = {
- "enetc_mdio",
- enetc_mdio_pci_methods,
- sizeof(struct enetc_mdio_pci_softc),
-};
-
-static devclass_t enetc_mdio_pci_devclass;
-
-DRIVER_MODULE(enetc_mdio, pci, enetc_mdio_pci_driver,
- enetc_mdio_pci_devclass, 0, 0);
-DRIVER_MODULE(miibus, enetc_mdio, miibus_driver, miibus_devclass,
- 0, 0);
-MODULE_VERSION(enetc_mdio, 1);
diff --git a/sys/modules/Makefile b/sys/modules/Makefile
index 6cfeba3f45a7..724dcb694d97 100644
--- a/sys/modules/Makefile
+++ b/sys/modules/Makefile
@@ -110,7 +110,6 @@ SUBDIR= \
${_em} \
${_ena} \
${_enetc} \
- ${_enetc_mdio} \
esp \
${_et} \
evdev \
@@ -615,7 +614,6 @@ _armv8crypto= armv8crypto
_dwwdt= dwwdt
_em= em
_enetc= enetc
-_enetc_mdio= enetc_mdio
_felix= felix
_rockchip= rockchip
.endif
diff --git a/sys/modules/enetc_mdio/Makefile b/sys/modules/enetc_mdio/Makefile
deleted file mode 100644
index f448fc526705..000000000000
--- a/sys/modules/enetc_mdio/Makefile
+++ /dev/null
@@ -1,8 +0,0 @@
-#$FreeBSD$
-
-.PATH: ${SRCTOP}/sys/dev/enetc
-
-KMOD = enetc_mdio
-SRCS = enetc_mdio_pci.c enetc_mdio.c
-
-.include <bsd.kmod.mk>