drivers/net/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 #define DRV_MODULE_VERSION      "Oct_09"
  24 #include <linux/stmmac.h>
  25
  26 #if defined(CONFIG_VLAN_8021Q) || defined(CONFIG_VLAN_8021Q_MODULE)
  27 #define STMMAC_VLAN_TAG_USED
  28 #include <linux/if_vlan.h>
  29 #endif
  30
  31 #include "common.h"
  32 #ifdef CONFIG_STMMAC_TIMER
  33 #include "stmmac_timer.h"
  34 #endif
  35
  36 struct stmmac_priv {
  37         /* Frequently used values are kept adjacent for cache effect */
  38         struct dma_desc *dma_tx ____cacheline_aligned;
  39         dma_addr_t dma_tx_phy;
  40         struct sk_buff **tx_skbuff;
  41         unsigned int cur_tx;
  42         unsigned int dirty_tx;
  43         unsigned int dma_tx_size;
  44         int tx_coe;
  45         int tx_coalesce;
  46
  47         struct dma_desc *dma_rx ;
  48         unsigned int cur_rx;
  49         unsigned int dirty_rx;
  50         struct sk_buff **rx_skbuff;
  51         dma_addr_t *rx_skbuff_dma;
  52         struct sk_buff_head rx_recycle;
  53
  54         struct net_device *dev;
  55         int is_gmac;
  56         dma_addr_t dma_rx_phy;
  57         unsigned int dma_rx_size;
  58         int rx_csum;
  59         unsigned int dma_buf_sz;
  60         struct device *device;
  61         struct mac_device_info *hw;
  62
  63         struct stmmac_extra_stats xstats;
  64         struct napi_struct napi;
  65
  66         phy_interface_t phy_interface;
  67         int pbl;
  68         int bus_id;
  69         int phy_addr;
  70         int phy_mask;
  71         int (*phy_reset) (void *priv);
  72         void (*fix_mac_speed) (void *priv, unsigned int speed);
  73         void (*bus_setup)(unsigned long ioaddr);
  74         void *bsp_priv;
  75
  76         int phy_irq;
  77         struct phy_device *phydev;
  78         int oldlink;
  79         int speed;
  80         int oldduplex;
  81         unsigned int flow_ctrl;
  82         unsigned int pause;
  83         struct mii_bus *mii;
  84
  85         u32 msg_enable;
  86         spinlock_t lock;
  87         int wolopts;
  88         int wolenabled;
  89         int shutdown;
  90 #ifdef CONFIG_STMMAC_TIMER
  91         struct stmmac_timer *tm;
  92 #endif
  93 #ifdef STMMAC_VLAN_TAG_USED
  94         struct vlan_group *vlgrp;
  95 #endif
  96 };
  97
  98 #ifdef CONFIG_STM_DRIVERS
  99 #include <linux/stm/pad.h>
 100 static inline int stmmac_claim_resource(struct platform_device *pdev)
 101 {
 102         int ret = 0;
 103         struct plat_stmmacenet_data *plat_dat = pdev->dev.platform_data;
 104
 105         /* Pad routing setup */
 106         if (IS_ERR(devm_stm_pad_claim(&pdev->dev, plat_dat->pad_config,
 107                         dev_name(&pdev->dev)))) {
 108                 printk(KERN_ERR "%s: Failed to request pads!\n", __func__);
 109                 ret = -ENODEV;
 110         }
 111         return ret;
 112 }
 113 #else
 114 static inline int stmmac_claim_resource(struct platform_device *pdev)
 115 {
 116         return 0;
 117 }
 118 #endif
 119
 120 extern int stmmac_mdio_unregister(struct net_device *ndev);
 121 extern int stmmac_mdio_register(struct net_device *ndev);
 122 extern void stmmac_set_ethtool_ops(struct net_device *netdev);