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 "Nov_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 35 struct stmmac_priv { 36 /* Frequently used values are kept adjacent for cache effect */ 37 struct dma_desc *dma_tx ____cacheline_aligned; 38 dma_addr_t dma_tx_phy; 39 struct sk_buff **tx_skbuff; 40 unsigned int cur_tx; 41 unsigned int dirty_tx; 42 unsigned int dma_tx_size; 43 int tx_coalesce; 44 45 struct dma_desc *dma_rx ; 46 unsigned int cur_rx; 47 unsigned int dirty_rx; 48 struct sk_buff **rx_skbuff; 49 dma_addr_t *rx_skbuff_dma; 50 51 struct net_device *dev; 52 dma_addr_t dma_rx_phy; 53 unsigned int dma_rx_size; 54 unsigned int dma_buf_sz; 55 struct device *device; 56 struct mac_device_info *hw; 57 void __iomem *ioaddr; 58 59 struct stmmac_extra_stats xstats; 60 struct napi_struct napi; 61 int no_csum_insertion; 62 63 struct phy_device *phydev; 64 int oldlink; 65 int speed; 66 int oldduplex; 67 unsigned int flow_ctrl; 68 unsigned int pause; 69 struct mii_bus *mii; 70 int mii_irq[PHY_MAX_ADDR]; 71 72 u32 msg_enable; 73 spinlock_t lock; 74 spinlock_t tx_lock; 75 int wolopts; 76 int wol_irq; 77 struct plat_stmmacenet_data *plat; 78 struct stmmac_counters mmc; 79 struct dma_features dma_cap; 80 int hw_cap_support; 81 struct clk *stmmac_clk; 82 int clk_csr; 83 int synopsys_id; 84 struct timer_list eee_ctrl_timer; 85 bool tx_path_in_lpi_mode; 86 int lpi_irq; 87 int eee_enabled; 88 int eee_active; 89 int tx_lpi_timer; 90 struct timer_list txtimer; 91 u32 tx_count_frames; 92 u32 tx_coal_frames; 93 u32 tx_coal_timer; 94 int use_riwt; 95 u32 rx_riwt; 96 }; 97 98 extern int phyaddr; 99 100 extern int stmmac_mdio_unregister(struct net_device *ndev); 101 extern int stmmac_mdio_register(struct net_device *ndev); 102 extern void stmmac_set_ethtool_ops(struct net_device *netdev); 103 extern const struct stmmac_desc_ops enh_desc_ops; 104 extern const struct stmmac_desc_ops ndesc_ops; 105 int stmmac_freeze(struct net_device *ndev); 106 int stmmac_restore(struct net_device *ndev); 107 int stmmac_resume(struct net_device *ndev); 108 int stmmac_suspend(struct net_device *ndev); 109 int stmmac_dvr_remove(struct net_device *ndev); 110 struct stmmac_priv *stmmac_dvr_probe(struct device *device, 111 struct plat_stmmacenet_data *plat_dat, 112 void __iomem *addr); 113 void stmmac_disable_eee_mode(struct stmmac_priv *priv); 114 bool stmmac_eee_init(struct stmmac_priv *priv); 115 116 #ifdef CONFIG_STMMAC_PLATFORM 117 extern struct platform_driver stmmac_pltfr_driver; 118 static inline int stmmac_register_platform(void) 119 { 120 int err; 121 122 err = platform_driver_register(&stmmac_pltfr_driver); 123 if (err) 124 pr_err("stmmac: failed to register the platform driver\n"); 125 126 return err; 127 } 128 static inline void stmmac_unregister_platform(void) 129 { 130 platform_driver_unregister(&stmmac_pltfr_driver); 131 } 132 #else 133 static inline int stmmac_register_platform(void) 134 { 135 pr_debug("stmmac: do not register the platf driver\n"); 136 137 return 0; 138 } 139 static inline void stmmac_unregister_platform(void) 140 { 141 } 142 #endif /* CONFIG_STMMAC_PLATFORM */ 143 144 #ifdef CONFIG_STMMAC_PCI 145 extern struct pci_driver stmmac_pci_driver; 146 static inline int stmmac_register_pci(void) 147 { 148 int err; 149 150 err = pci_register_driver(&stmmac_pci_driver); 151 if (err) 152 pr_err("stmmac: failed to register the PCI driver\n"); 153 154 return err; 155 } 156 static inline void stmmac_unregister_pci(void) 157 { 158 pci_unregister_driver(&stmmac_pci_driver); 159 } 160 #else 161 static inline int stmmac_register_pci(void) 162 { 163 pr_debug("stmmac: do not register the PCI driver\n"); 164 165 return 0; 166 } 167 static inline void stmmac_unregister_pci(void) 168 { 169 } 170 #endif /* CONFIG_STMMAC_PCI */ 171 172 #endif /* __STMMAC_H__ */ 173