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_2012" 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 #ifdef CONFIG_STMMAC_TIMER 35 #include "stmmac_timer.h" 36 #endif 37 38 struct stmmac_priv { 39 /* Frequently used values are kept adjacent for cache effect */ 40 struct dma_desc *dma_tx ____cacheline_aligned; 41 dma_addr_t dma_tx_phy; 42 struct sk_buff **tx_skbuff; 43 unsigned int cur_tx; 44 unsigned int dirty_tx; 45 unsigned int dma_tx_size; 46 int tx_coalesce; 47 48 struct dma_desc *dma_rx ; 49 unsigned int cur_rx; 50 unsigned int dirty_rx; 51 struct sk_buff **rx_skbuff; 52 dma_addr_t *rx_skbuff_dma; 53 struct sk_buff_head rx_recycle; 54 55 struct net_device *dev; 56 dma_addr_t dma_rx_phy; 57 unsigned int dma_rx_size; 58 unsigned int dma_buf_sz; 59 struct device *device; 60 struct mac_device_info *hw; 61 void __iomem *ioaddr; 62 63 struct stmmac_extra_stats xstats; 64 struct napi_struct napi; 65 int no_csum_insertion; 66 67 struct phy_device *phydev; 68 int oldlink; 69 int speed; 70 int oldduplex; 71 unsigned int flow_ctrl; 72 unsigned int pause; 73 struct mii_bus *mii; 74 int mii_irq[PHY_MAX_ADDR]; 75 76 u32 msg_enable; 77 spinlock_t lock; 78 spinlock_t tx_lock; 79 int wolopts; 80 int wol_irq; 81 #ifdef CONFIG_STMMAC_TIMER 82 struct stmmac_timer *tm; 83 #endif 84 struct plat_stmmacenet_data *plat; 85 struct stmmac_counters mmc; 86 struct dma_features dma_cap; 87 int hw_cap_support; 88 struct clk *stmmac_clk; 89 int clk_csr; 90 int synopsys_id; 91 struct timer_list eee_ctrl_timer; 92 bool tx_path_in_lpi_mode; 93 int lpi_irq; 94 int eee_enabled; 95 int eee_active; 96 int tx_lpi_timer; 97 }; 98 99 extern int phyaddr; 100 101 extern int stmmac_mdio_unregister(struct net_device *ndev); 102 extern int stmmac_mdio_register(struct net_device *ndev); 103 extern void stmmac_set_ethtool_ops(struct net_device *netdev); 104 extern const struct stmmac_desc_ops enh_desc_ops; 105 extern const struct stmmac_desc_ops ndesc_ops; 106 int stmmac_freeze(struct net_device *ndev); 107 int stmmac_restore(struct net_device *ndev); 108 int stmmac_resume(struct net_device *ndev); 109 int stmmac_suspend(struct net_device *ndev); 110 int stmmac_dvr_remove(struct net_device *ndev); 111 struct stmmac_priv *stmmac_dvr_probe(struct device *device, 112 struct plat_stmmacenet_data *plat_dat, 113 void __iomem *addr); 114 void stmmac_disable_eee_mode(struct stmmac_priv *priv); 115 bool stmmac_eee_init(struct stmmac_priv *priv); 116 117 #ifdef CONFIG_STMMAC_PLATFORM 118 extern struct platform_driver stmmac_pltfr_driver; 119 static inline int stmmac_register_platform(void) 120 { 121 int err; 122 123 err = platform_driver_register(&stmmac_pltfr_driver); 124 if (err) 125 pr_err("stmmac: failed to register the platform driver\n"); 126 127 return err; 128 } 129 static inline void stmmac_unregister_platform(void) 130 { 131 platform_driver_register(&stmmac_pltfr_driver); 132 } 133 #else 134 static inline int stmmac_register_platform(void) 135 { 136 pr_debug("stmmac: do not register the platf driver\n"); 137 138 return -EINVAL; 139 } 140 static inline void stmmac_unregister_platform(void) 141 { 142 } 143 #endif /* CONFIG_STMMAC_PLATFORM */ 144 145 #ifdef CONFIG_STMMAC_PCI 146 extern struct pci_driver stmmac_pci_driver; 147 static inline int stmmac_register_pci(void) 148 { 149 int err; 150 151 err = pci_register_driver(&stmmac_pci_driver); 152 if (err) 153 pr_err("stmmac: failed to register the PCI driver\n"); 154 155 return err; 156 } 157 static inline void stmmac_unregister_pci(void) 158 { 159 pci_unregister_driver(&stmmac_pci_driver); 160 } 161 #else 162 static inline int stmmac_register_pci(void) 163 { 164 pr_debug("stmmac: do not register the PCI driver\n"); 165 166 return -EINVAL; 167 } 168 static inline void stmmac_unregister_pci(void) 169 { 170 } 171 #endif /* CONFIG_STMMAC_PCI */ 172 173 #endif /* __STMMAC_H__ */ 174