linux/drivers/net/ethernet/amd/xgbe/xgbe-mdio.c

/*
 * AMD 10Gb Ethernet driver
 *
 * This file is available to you under your choice of the following two
 * licenses:
 *
 * License 1: GPLv2
 *
 * Copyright (c) 2014-2016 Advanced Micro Devices, Inc.
 *
 * This file is free software; you may copy, redistribute and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 2 of the License, or (at
 * your option) any later version.
 *
 * This file is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 * This file incorporates work covered by the following copyright and
 * permission notice:
 *     The Synopsys DWC ETHER XGMAC Software Driver and documentation
 *     (hereinafter "Software") is an unsupported proprietary work of Synopsys,
 *     Inc. unless otherwise expressly agreed to in writing between Synopsys
 *     and you.
 *
 *     The Software IS NOT an item of Licensed Software or Licensed Product
 *     under any End User Software License Agreement or Agreement for Licensed
 *     Product with Synopsys or any supplement thereto.  Permission is hereby
 *     granted, free of charge, to any person obtaining a copy of this software
 *     annotated with this license and the Software, to deal in the Software
 *     without restriction, including without limitation the rights to use,
 *     copy, modify, merge, publish, distribute, sublicense, and/or sell copies
 *     of the Software, and to permit persons to whom the Software is furnished
 *     to do so, subject to the following conditions:
 *
 *     The above copyright notice and this permission notice shall be included
 *     in all copies or substantial portions of the Software.
 *
 *     THIS SOFTWARE IS BEING DISTRIBUTED BY SYNOPSYS SOLELY ON AN "AS IS"
 *     BASIS AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
 *     TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
 *     PARTICULAR PURPOSE ARE HEREBY DISCLAIMED. IN NO EVENT SHALL SYNOPSYS
 *     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.
 *
 *
 * License 2: Modified BSD
 *
 * Copyright (c) 2014-2016 Advanced Micro Devices, Inc.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *     * 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.
 *     * Neither the name of Advanced Micro Devices, Inc. nor the
 *       names of its contributors may be used to endorse or promote products
 *       derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "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 <COPYRIGHT HOLDER> 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.
 *
 * This file incorporates work covered by the following copyright and
 * permission notice:
 *     The Synopsys DWC ETHER XGMAC Software Driver and documentation
 *     (hereinafter "Software") is an unsupported proprietary work of Synopsys,
 *     Inc. unless otherwise expressly agreed to in writing between Synopsys
 *     and you.
 *
 *     The Software IS NOT an item of Licensed Software or Licensed Product
 *     under any End User Software License Agreement or Agreement for Licensed
 *     Product with Synopsys or any supplement thereto.  Permission is hereby
 *     granted, free of charge, to any person obtaining a copy of this software
 *     annotated with this license and the Software, to deal in the Software
 *     without restriction, including without limitation the rights to use,
 *     copy, modify, merge, publish, distribute, sublicense, and/or sell copies
 *     of the Software, and to permit persons to whom the Software is furnished
 *     to do so, subject to the following conditions:
 *
 *     The above copyright notice and this permission notice shall be included
 *     in all copies or substantial portions of the Software.
 *
 *     THIS SOFTWARE IS BEING DISTRIBUTED BY SYNOPSYS SOLELY ON AN "AS IS"
 *     BASIS AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
 *     TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
 *     PARTICULAR PURPOSE ARE HEREBY DISCLAIMED. IN NO EVENT SHALL SYNOPSYS
 *     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 <linux/interrupt.h>
#include <linux/module.h>
#include <linux/kmod.h>
#include <linux/mdio.h>
#include <linux/phy.h>
#include <linux/of.h>
#include <linux/bitops.h>
#include <linux/jiffies.h>

#include "xgbe.h"
#include "xgbe-common.h"

static int xgbe_phy_module_eeprom(struct xgbe_prv_data *pdata,
				  struct ethtool_eeprom *eeprom, u8 *data)
{}

static int xgbe_phy_module_info(struct xgbe_prv_data *pdata,
				struct ethtool_modinfo *modinfo)
{}

static void xgbe_an37_clear_interrupts(struct xgbe_prv_data *pdata)
{}

static void xgbe_an37_disable_interrupts(struct xgbe_prv_data *pdata)
{}

static void xgbe_an37_enable_interrupts(struct xgbe_prv_data *pdata)
{}

static void xgbe_an73_clear_interrupts(struct xgbe_prv_data *pdata)
{}

static void xgbe_an73_disable_interrupts(struct xgbe_prv_data *pdata)
{}

static void xgbe_an73_enable_interrupts(struct xgbe_prv_data *pdata)
{}

static void xgbe_an_enable_interrupts(struct xgbe_prv_data *pdata)
{}

static void xgbe_an_clear_interrupts_all(struct xgbe_prv_data *pdata)
{}

static void xgbe_kr_mode(struct xgbe_prv_data *pdata)
{}

static void xgbe_kx_2500_mode(struct xgbe_prv_data *pdata)
{}

static void xgbe_kx_1000_mode(struct xgbe_prv_data *pdata)
{}

static void xgbe_sfi_mode(struct xgbe_prv_data *pdata)
{}

static void xgbe_x_mode(struct xgbe_prv_data *pdata)
{}

static void xgbe_sgmii_1000_mode(struct xgbe_prv_data *pdata)
{}

static void xgbe_sgmii_10_mode(struct xgbe_prv_data *pdata)
{}

static void xgbe_sgmii_100_mode(struct xgbe_prv_data *pdata)
{}

static enum xgbe_mode xgbe_cur_mode(struct xgbe_prv_data *pdata)
{}

static bool xgbe_in_kr_mode(struct xgbe_prv_data *pdata)
{}

static void xgbe_change_mode(struct xgbe_prv_data *pdata,
			     enum xgbe_mode mode)
{}

static void xgbe_switch_mode(struct xgbe_prv_data *pdata)
{}

static bool xgbe_set_mode(struct xgbe_prv_data *pdata,
			  enum xgbe_mode mode)
{}

static bool xgbe_use_mode(struct xgbe_prv_data *pdata,
			  enum xgbe_mode mode)
{}

static void xgbe_an37_set(struct xgbe_prv_data *pdata, bool enable,
			  bool restart)
{}

static void xgbe_an37_restart(struct xgbe_prv_data *pdata)
{}

static void xgbe_an37_disable(struct xgbe_prv_data *pdata)
{}

static void xgbe_an73_set(struct xgbe_prv_data *pdata, bool enable,
			  bool restart)
{}

static void xgbe_an73_restart(struct xgbe_prv_data *pdata)
{}

static void xgbe_an73_disable(struct xgbe_prv_data *pdata)
{}

static void xgbe_an_restart(struct xgbe_prv_data *pdata)
{}

static void xgbe_an_disable(struct xgbe_prv_data *pdata)
{}

static void xgbe_an_disable_all(struct xgbe_prv_data *pdata)
{}

static enum xgbe_an xgbe_an73_tx_training(struct xgbe_prv_data *pdata,
					  enum xgbe_rx *state)
{}

static enum xgbe_an xgbe_an73_tx_xnp(struct xgbe_prv_data *pdata,
				     enum xgbe_rx *state)
{}

static enum xgbe_an xgbe_an73_rx_bpa(struct xgbe_prv_data *pdata,
				     enum xgbe_rx *state)
{}

static enum xgbe_an xgbe_an73_rx_xnp(struct xgbe_prv_data *pdata,
				     enum xgbe_rx *state)
{}

static enum xgbe_an xgbe_an73_page_received(struct xgbe_prv_data *pdata)
{}

static enum xgbe_an xgbe_an73_incompat_link(struct xgbe_prv_data *pdata)
{}

static void xgbe_an37_isr(struct xgbe_prv_data *pdata)
{}

static void xgbe_an73_isr(struct xgbe_prv_data *pdata)
{}

static void xgbe_an_isr_bh_work(struct work_struct *work)
{}

static irqreturn_t xgbe_an_isr(int irq, void *data)
{}

static irqreturn_t xgbe_an_combined_isr(struct xgbe_prv_data *pdata)
{}

static void xgbe_an_irq_work(struct work_struct *work)
{}

static const char *xgbe_state_as_string(enum xgbe_an state)
{}

static void xgbe_an37_state_machine(struct xgbe_prv_data *pdata)
{}

static void xgbe_an73_state_machine(struct xgbe_prv_data *pdata)
{}

static void xgbe_an_state_machine(struct work_struct *work)
{}

static void xgbe_an37_init(struct xgbe_prv_data *pdata)
{}

static void xgbe_an73_init(struct xgbe_prv_data *pdata)
{}

static void xgbe_an_init(struct xgbe_prv_data *pdata)
{}

static const char *xgbe_phy_fc_string(struct xgbe_prv_data *pdata)
{}

static const char *xgbe_phy_speed_string(int speed)
{}

static void xgbe_phy_print_status(struct xgbe_prv_data *pdata)
{}

static void xgbe_phy_adjust_link(struct xgbe_prv_data *pdata)
{}

static bool xgbe_phy_valid_speed(struct xgbe_prv_data *pdata, int speed)
{}

static int xgbe_phy_config_fixed(struct xgbe_prv_data *pdata)
{}

static int __xgbe_phy_config_aneg(struct xgbe_prv_data *pdata, bool set_mode)
{}

static int xgbe_phy_config_aneg(struct xgbe_prv_data *pdata)
{}

static int xgbe_phy_reconfig_aneg(struct xgbe_prv_data *pdata)
{}

static bool xgbe_phy_aneg_done(struct xgbe_prv_data *pdata)
{}

static void xgbe_check_link_timeout(struct xgbe_prv_data *pdata)
{}

static enum xgbe_mode xgbe_phy_status_aneg(struct xgbe_prv_data *pdata)
{}

static bool xgbe_phy_status_result(struct xgbe_prv_data *pdata)
{}

static void xgbe_phy_status(struct xgbe_prv_data *pdata)
{}

static void xgbe_phy_stop(struct xgbe_prv_data *pdata)
{}

static int xgbe_phy_start(struct xgbe_prv_data *pdata)
{}

static int xgbe_phy_reset(struct xgbe_prv_data *pdata)
{}

static void xgbe_dump_phy_registers(struct xgbe_prv_data *pdata)
{}

static int xgbe_phy_best_advertised_speed(struct xgbe_prv_data *pdata)
{}

static void xgbe_phy_exit(struct xgbe_prv_data *pdata)
{}

static int xgbe_phy_init(struct xgbe_prv_data *pdata)
{}

void xgbe_init_function_ptrs_phy(struct xgbe_phy_if *phy_if)
{}