drivers/net/ethernet/stmicro/stmmac/stmmac.h

   1 /*******************************************************************************
   2   Copyright (C) 2007-2009  STMicroelectronics Ltd
   3
   4   This program is free software; you can redistribute it and/or modify it
   5   under the terms and conditions of the GNU General Public License,
   6   version 2, as published by the Free Software Foundation.
   7
   8   This program is distributed in the hope it will be useful, but WITHOUT
   9   ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  10   FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  11   more details.
  12
  13   You should have received a copy of the GNU General Public License along with
  14   this program; if not, write to the Free Software Foundation, Inc.,
  15   51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
  16
  17   The full GNU General Public License is included in this distribution in
  18   the file called "COPYING".
  19
  20   Author: Giuseppe Cavallaro <peppe.cavallaro@st.com>
  21 *******************************************************************************/
  22
  23 #ifndef __STMMAC_H__
  24 #define __STMMAC_H__
  25
  26 #define STMMAC_RESOURCE_NAME   "stmmaceth"
  27 #define DRV_MODULE_VERSION      "March_2013"
  28
  29 #include <linux/clk.h>
  30 #include <linux/stmmac.h>
  31 #include <linux/phy.h>
  32 #include <linux/pci.h>
  33 #include "common.h"
  34 #include <linux/ptp_clock_kernel.h>
  35 #include <linux/reset.h>
  36
  37 struct stmmac_tx_info {
  38         dma_addr_t buf;
  39         bool map_as_page;
  40 };
  41
  42 struct stmmac_priv {
  43         /* Frequently used values are kept adjacent for cache effect */
  44         struct dma_extended_desc *dma_etx ____cacheline_aligned_in_smp;
  45         struct dma_desc *dma_tx;
  46         struct sk_buff **tx_skbuff;
  47         unsigned int cur_tx;
  48         unsigned int dirty_tx;
  49         unsigned int dma_tx_size;
  50         u32 tx_count_frames;
  51         u32 tx_coal_frames;
  52         u32 tx_coal_timer;
  53         struct stmmac_tx_info *tx_skbuff_dma;
  54         dma_addr_t dma_tx_phy;
  55         int tx_coalesce;
  56         int hwts_tx_en;
  57         spinlock_t tx_lock;
  58         bool tx_path_in_lpi_mode;
  59         struct timer_list txtimer;
  60
  61         struct dma_desc *dma_rx ____cacheline_aligned_in_smp;
  62         struct dma_extended_desc *dma_erx;
  63         struct sk_buff **rx_skbuff;
  64         unsigned int cur_rx;
  65         unsigned int dirty_rx;
  66         unsigned int dma_rx_size;
  67         unsigned int dma_buf_sz;
  68         u32 rx_riwt;
  69         int hwts_rx_en;
  70         dma_addr_t *rx_skbuff_dma;
  71         dma_addr_t dma_rx_phy;
  72
  73         struct napi_struct napi ____cacheline_aligned_in_smp;
  74
  75         void __iomem *ioaddr;
  76         struct net_device *dev;
  77         struct device *device;
  78         struct mac_device_info *hw;
  79         spinlock_t lock;
  80
  81         struct phy_device *phydev ____cacheline_aligned_in_smp;
  82         int oldlink;
  83         int speed;
  84         int oldduplex;
  85         unsigned int flow_ctrl;
  86         unsigned int pause;
  87         struct mii_bus *mii;
  88         int mii_irq[PHY_MAX_ADDR];
  89
  90         struct stmmac_extra_stats xstats ____cacheline_aligned_in_smp;
  91         struct plat_stmmacenet_data *plat;
  92         struct dma_features dma_cap;
  93         struct stmmac_counters mmc;
  94         int hw_cap_support;
  95         int synopsys_id;
  96         u32 msg_enable;
  97         int wolopts;
  98         int wol_irq;
  99         struct clk *stmmac_clk;
 100         struct clk *pclk;
 101         struct reset_control *stmmac_rst;
 102         int clk_csr;
 103         struct timer_list eee_ctrl_timer;
 104         int lpi_irq;
 105         int eee_enabled;
 106         int eee_active;
 107         int tx_lpi_timer;
 108         int pcs;
 109         unsigned int mode;
 110         int extend_desc;
 111         struct ptp_clock *ptp_clock;
 112         struct ptp_clock_info ptp_clock_ops;
 113         unsigned int default_addend;
 114         struct clk *clk_ptp_ref;
 115         unsigned int clk_ptp_rate;
 116         u32 adv_ts;
 117         int use_riwt;
 118         int irq_wake;
 119         spinlock_t ptp_lock;
 120 };
 121
 122 int stmmac_mdio_unregister(struct net_device *ndev);
 123 int stmmac_mdio_register(struct net_device *ndev);
 124 int stmmac_mdio_reset(struct mii_bus *mii);
 125 void stmmac_set_ethtool_ops(struct net_device *netdev);
 126
 127 int stmmac_ptp_register(struct stmmac_priv *priv);
 128 void stmmac_ptp_unregister(struct stmmac_priv *priv);
 129 int stmmac_resume(struct net_device *ndev);
 130 int stmmac_suspend(struct net_device *ndev);
 131 int stmmac_dvr_remove(struct net_device *ndev);
 132 struct stmmac_priv *stmmac_dvr_probe(struct device *device,
 133                                      struct plat_stmmacenet_data *plat_dat,
 134                                      void __iomem *addr);
 135 void stmmac_disable_eee_mode(struct stmmac_priv *priv);
 136 bool stmmac_eee_init(struct stmmac_priv *priv);
 137
 138 #endif /* __STMMAC_H__ */