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      "Apr_2010"
  24 #include <linux/stmmac.h>
  25
  26 #include "common.h"
  27 #ifdef CONFIG_STMMAC_TIMER
  28 #include "stmmac_timer.h"
  29 #endif
  30
  31 struct stmmac_priv {
  32         /* Frequently used values are kept adjacent for cache effect */
  33         struct dma_desc *dma_tx ____cacheline_aligned;
  34         dma_addr_t dma_tx_phy;
  35         struct sk_buff **tx_skbuff;
  36         unsigned int cur_tx;
  37         unsigned int dirty_tx;
  38         unsigned int dma_tx_size;
  39         int tx_coe;
  40         int tx_coalesce;
  41
  42         struct dma_desc *dma_rx ;
  43         unsigned int cur_rx;
  44         unsigned int dirty_rx;
  45         struct sk_buff **rx_skbuff;
  46         dma_addr_t *rx_skbuff_dma;
  47         struct sk_buff_head rx_recycle;
  48
  49         struct net_device *dev;
  50         int is_gmac;
  51         dma_addr_t dma_rx_phy;
  52         unsigned int dma_rx_size;
  53         int rx_csum;
  54         unsigned int dma_buf_sz;
  55         struct device *device;
  56         struct mac_device_info *hw;
  57
  58         struct stmmac_extra_stats xstats;
  59         struct napi_struct napi;
  60
  61         phy_interface_t phy_interface;
  62         int pbl;
  63         int bus_id;
  64         int phy_addr;
  65         int phy_mask;
  66         int (*phy_reset) (void *priv);
  67         void (*fix_mac_speed) (void *priv, unsigned int speed);
  68         void (*bus_setup)(unsigned long ioaddr);
  69         void *bsp_priv;
  70
  71         int phy_irq;
  72         struct phy_device *phydev;
  73         int oldlink;
  74         int speed;
  75         int oldduplex;
  76         unsigned int flow_ctrl;
  77         unsigned int pause;
  78         struct mii_bus *mii;
  79
  80         u32 msg_enable;
  81         spinlock_t lock;
  82         int wolopts;
  83         int wolenabled;
  84         int shutdown;
  85 #ifdef CONFIG_STMMAC_TIMER
  86         struct stmmac_timer *tm;
  87 #endif
  88 #ifdef STMMAC_VLAN_TAG_USED
  89         struct vlan_group *vlgrp;
  90 #endif
  91         int enh_desc;
  92 };
  93
  94 #ifdef CONFIG_STM_DRIVERS
  95 #include <linux/stm/pad.h>
  96 static inline int stmmac_claim_resource(struct platform_device *pdev)
  97 {
  98         int ret = 0;
  99         struct plat_stmmacenet_data *plat_dat = pdev->dev.platform_data;
 100
 101         /* Pad routing setup */
 102         if (IS_ERR(devm_stm_pad_claim(&pdev->dev, plat_dat->pad_config,
 103                         dev_name(&pdev->dev)))) {
 104                 printk(KERN_ERR "%s: Failed to request pads!\n", __func__);
 105                 ret = -ENODEV;
 106         }
 107         return ret;
 108 }
 109 #else
 110 static inline int stmmac_claim_resource(struct platform_device *pdev)
 111 {
 112         return 0;
 113 }
 114 #endif
 115
 116 extern int stmmac_mdio_unregister(struct net_device *ndev);
 117 extern int stmmac_mdio_register(struct net_device *ndev);
 118 extern void stmmac_set_ethtool_ops(struct net_device *netdev);
 119 extern struct stmmac_desc_ops enh_desc_ops;
 120 extern struct stmmac_desc_ops ndesc_ops;