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Release 4.11 drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_api.c

/*
 * Copyright (C) 1999 - 2010 Intel Corporation.
 * Copyright (C) 2010 OKI SEMICONDUCTOR Co., LTD.
 *
 * This code was derived from the Intel e1000e Linux driver.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; version 2 of the License.
 *
 * This program 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/>.
 */
#include "pch_gbe.h"
#include "pch_gbe_phy.h"
#include "pch_gbe_api.h"

/* bus type values */

#define pch_gbe_bus_type_unknown	0

#define pch_gbe_bus_type_pci		1

#define pch_gbe_bus_type_pcix		2

#define pch_gbe_bus_type_pci_express	3

#define pch_gbe_bus_type_reserved	4

/* bus speed values */

#define pch_gbe_bus_speed_unknown	0

#define pch_gbe_bus_speed_33		1

#define pch_gbe_bus_speed_66		2

#define pch_gbe_bus_speed_100		3

#define pch_gbe_bus_speed_120		4

#define pch_gbe_bus_speed_133		5

#define pch_gbe_bus_speed_2500		6

#define pch_gbe_bus_speed_reserved	7

/* bus width values */

#define pch_gbe_bus_width_unknown	0

#define pch_gbe_bus_width_pcie_x1	1

#define pch_gbe_bus_width_pcie_x2	2

#define pch_gbe_bus_width_pcie_x4	4

#define pch_gbe_bus_width_32		5

#define pch_gbe_bus_width_64		6

#define pch_gbe_bus_width_reserved	7

/**
 * pch_gbe_plat_get_bus_info - Obtain bus information for adapter
 * @hw: Pointer to the HW structure
 */

static void pch_gbe_plat_get_bus_info(struct pch_gbe_hw *hw) { hw->bus.type = pch_gbe_bus_type_pci_express; hw->bus.speed = pch_gbe_bus_speed_2500; hw->bus.width = pch_gbe_bus_width_pcie_x1; }

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/** * pch_gbe_plat_init_hw - Initialize hardware * @hw: Pointer to the HW structure * Returns: * 0: Successfully * Negative value: Failed-EBUSY */
static s32 pch_gbe_plat_init_hw(struct pch_gbe_hw *hw) { s32 ret_val; ret_val = pch_gbe_phy_get_id(hw); if (ret_val) { struct pch_gbe_adapter *adapter = pch_gbe_hw_to_adapter(hw); netdev_err(adapter->netdev, "pch_gbe_phy_get_id error\n"); return ret_val; } pch_gbe_phy_init_setting(hw); /* Setup Mac interface option RGMII */ #ifdef PCH_GBE_MAC_IFOP_RGMII pch_gbe_phy_set_rgmii(hw); #endif return ret_val; }

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static const struct pch_gbe_functions pch_gbe_ops = { .get_bus_info = pch_gbe_plat_get_bus_info, .init_hw = pch_gbe_plat_init_hw, .read_phy_reg = pch_gbe_phy_read_reg_miic, .write_phy_reg = pch_gbe_phy_write_reg_miic, .reset_phy = pch_gbe_phy_hw_reset, .sw_reset_phy = pch_gbe_phy_sw_reset, .power_up_phy = pch_gbe_phy_power_up, .power_down_phy = pch_gbe_phy_power_down, .read_mac_addr = pch_gbe_mac_read_mac_addr }; /** * pch_gbe_plat_init_function_pointers - Init func ptrs * @hw: Pointer to the HW structure */
static void pch_gbe_plat_init_function_pointers(struct pch_gbe_hw *hw) { /* Set PHY parameter */ hw->phy.reset_delay_us = PCH_GBE_PHY_RESET_DELAY_US; /* Set function pointers */ hw->func = &pch_gbe_ops; }

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/** * pch_gbe_hal_setup_init_funcs - Initializes function pointers * @hw: Pointer to the HW structure * Returns: * 0: Successfully * ENOSYS: Function is not registered */
s32 pch_gbe_hal_setup_init_funcs(struct pch_gbe_hw *hw) { if (!hw->reg) { struct pch_gbe_adapter *adapter = pch_gbe_hw_to_adapter(hw); netdev_err(adapter->netdev, "ERROR: Registers not mapped\n"); return -ENOSYS; } pch_gbe_plat_init_function_pointers(hw); return 0; }

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/** * pch_gbe_hal_get_bus_info - Obtain bus information for adapter * @hw: Pointer to the HW structure */
void pch_gbe_hal_get_bus_info(struct pch_gbe_hw *hw) { if (!hw->func->get_bus_info) { struct pch_gbe_adapter *adapter = pch_gbe_hw_to_adapter(hw); netdev_err(adapter->netdev, "ERROR: configuration\n"); return; } hw->func->get_bus_info(hw); }

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Masayuki Ohtake3264.00%150.00%
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/** * pch_gbe_hal_init_hw - Initialize hardware * @hw: Pointer to the HW structure * Returns: * 0: Successfully * ENOSYS: Function is not registered */
s32 pch_gbe_hal_init_hw(struct pch_gbe_hw *hw) { if (!hw->func->init_hw) { struct pch_gbe_adapter *adapter = pch_gbe_hw_to_adapter(hw); netdev_err(adapter->netdev, "ERROR: configuration\n"); return -ENOSYS; } return hw->func->init_hw(hw); }

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Masayuki Ohtake3972.22%150.00%
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/** * pch_gbe_hal_read_phy_reg - Reads PHY register * @hw: Pointer to the HW structure * @offset: The register to read * @data: The buffer to store the 16-bit read. * Returns: * 0: Successfully * Negative value: Failed */
s32 pch_gbe_hal_read_phy_reg(struct pch_gbe_hw *hw, u32 offset, u16 *data) { if (!hw->func->read_phy_reg) return 0; return hw->func->read_phy_reg(hw, offset, data); }

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/** * pch_gbe_hal_write_phy_reg - Writes PHY register * @hw: Pointer to the HW structure * @offset: The register to read * @data: The value to write. * Returns: * 0: Successfully * Negative value: Failed */
s32 pch_gbe_hal_write_phy_reg(struct pch_gbe_hw *hw, u32 offset, u16 data) { if (!hw->func->write_phy_reg) return 0; return hw->func->write_phy_reg(hw, offset, data); }

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/** * pch_gbe_hal_phy_hw_reset - Hard PHY reset * @hw: Pointer to the HW structure */
void pch_gbe_hal_phy_hw_reset(struct pch_gbe_hw *hw) { if (!hw->func->reset_phy) { struct pch_gbe_adapter *adapter = pch_gbe_hw_to_adapter(hw); netdev_err(adapter->netdev, "ERROR: configuration\n"); return; } hw->func->reset_phy(hw); }

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Masayuki Ohtake3264.00%150.00%
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/** * pch_gbe_hal_phy_sw_reset - Soft PHY reset * @hw: Pointer to the HW structure */
void pch_gbe_hal_phy_sw_reset(struct pch_gbe_hw *hw) { if (!hw->func->sw_reset_phy) { struct pch_gbe_adapter *adapter = pch_gbe_hw_to_adapter(hw); netdev_err(adapter->netdev, "ERROR: configuration\n"); return; } hw->func->sw_reset_phy(hw); }

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Masayuki Ohtake3264.00%150.00%
Andy Shevchenko1836.00%150.00%
Total50100.00%2100.00%

/** * pch_gbe_hal_read_mac_addr - Reads MAC address * @hw: Pointer to the HW structure * Returns: * 0: Successfully * ENOSYS: Function is not registered */
s32 pch_gbe_hal_read_mac_addr(struct pch_gbe_hw *hw) { if (!hw->func->read_mac_addr) { struct pch_gbe_adapter *adapter = pch_gbe_hw_to_adapter(hw); netdev_err(adapter->netdev, "ERROR: configuration\n"); return -ENOSYS; } return hw->func->read_mac_addr(hw); }

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Masayuki Ohtake3972.22%150.00%
Andy Shevchenko1527.78%150.00%
Total54100.00%2100.00%

/** * pch_gbe_hal_power_up_phy - Power up PHY * @hw: Pointer to the HW structure */
void pch_gbe_hal_power_up_phy(struct pch_gbe_hw *hw) { if (hw->func->power_up_phy) hw->func->power_up_phy(hw); }

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Masayuki Ohtake27100.00%1100.00%
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/** * pch_gbe_hal_power_down_phy - Power down PHY * @hw: Pointer to the HW structure */
void pch_gbe_hal_power_down_phy(struct pch_gbe_hw *hw) { if (hw->func->power_down_phy) hw->func->power_down_phy(hw); }

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PersonTokensPropCommitsCommitProp
Masayuki Ohtake61283.04%116.67%
Andy Shevchenko11715.88%233.33%
Ben Hutchings60.81%116.67%
Stephen Hemminger10.14%116.67%
Jeff Kirsher10.14%116.67%
Total737100.00%6100.00%
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