1 /*******************************************************************************
2 Copyright (C) 2007-2009 STMicroelectronics Ltd
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.
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
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.
17 The full GNU General Public License is included in this distribution in
18 the file called "COPYING".
20 Author: Giuseppe Cavallaro <peppe.cavallaro@st.com>
21 *******************************************************************************/
26 #define STMMAC_RESOURCE_NAME "stmmaceth"
27 #define DRV_MODULE_VERSION "Nov_2012"
29 #include <linux/clk.h>
30 #include <linux/stmmac.h>
31 #include <linux/phy.h>
32 #include <linux/pci.h>
36 /* Frequently used values are kept adjacent for cache effect */
37 struct dma_desc *dma_tx ____cacheline_aligned; /* Basic TX desc */
38 struct dma_extended_desc *dma_etx; /* Extended TX descriptor */
39 dma_addr_t dma_tx_phy;
40 struct sk_buff **tx_skbuff;
41 dma_addr_t *tx_skbuff_dma;
43 unsigned int dirty_tx;
44 unsigned int dma_tx_size;
47 struct dma_desc *dma_rx; /* Basic RX descriptor */
48 struct dma_extended_desc *dma_erx; /* Extended RX descriptor */
50 unsigned int dirty_rx;
51 struct sk_buff **rx_skbuff;
52 dma_addr_t *rx_skbuff_dma;
54 struct net_device *dev;
55 dma_addr_t dma_rx_phy;
56 unsigned int dma_rx_size;
57 unsigned int dma_buf_sz;
58 struct device *device;
59 struct mac_device_info *hw;
62 struct stmmac_extra_stats xstats;
63 struct napi_struct napi;
64 int no_csum_insertion;
66 struct phy_device *phydev;
70 unsigned int flow_ctrl;
73 int mii_irq[PHY_MAX_ADDR];
80 struct plat_stmmacenet_data *plat;
81 struct stmmac_counters mmc;
82 struct dma_features dma_cap;
84 struct clk *stmmac_clk;
87 struct timer_list eee_ctrl_timer;
88 bool tx_path_in_lpi_mode;
93 struct timer_list txtimer;
106 extern int stmmac_mdio_unregister(struct net_device *ndev);
107 extern int stmmac_mdio_register(struct net_device *ndev);
108 extern void stmmac_set_ethtool_ops(struct net_device *netdev);
109 extern const struct stmmac_desc_ops enh_desc_ops;
110 extern const struct stmmac_desc_ops ndesc_ops;
111 int stmmac_freeze(struct net_device *ndev);
112 int stmmac_restore(struct net_device *ndev);
113 int stmmac_resume(struct net_device *ndev);
114 int stmmac_suspend(struct net_device *ndev);
115 int stmmac_dvr_remove(struct net_device *ndev);
116 struct stmmac_priv *stmmac_dvr_probe(struct device *device,
117 struct plat_stmmacenet_data *plat_dat,
119 void stmmac_disable_eee_mode(struct stmmac_priv *priv);
120 bool stmmac_eee_init(struct stmmac_priv *priv);
122 #ifdef CONFIG_STMMAC_PLATFORM
123 extern struct platform_driver stmmac_pltfr_driver;
124 static inline int stmmac_register_platform(void)
128 err = platform_driver_register(&stmmac_pltfr_driver);
130 pr_err("stmmac: failed to register the platform driver\n");
134 static inline void stmmac_unregister_platform(void)
136 platform_driver_unregister(&stmmac_pltfr_driver);
139 static inline int stmmac_register_platform(void)
141 pr_debug("stmmac: do not register the platf driver\n");
145 static inline void stmmac_unregister_platform(void)
148 #endif /* CONFIG_STMMAC_PLATFORM */
150 #ifdef CONFIG_STMMAC_PCI
151 extern struct pci_driver stmmac_pci_driver;
152 static inline int stmmac_register_pci(void)
156 err = pci_register_driver(&stmmac_pci_driver);
158 pr_err("stmmac: failed to register the PCI driver\n");
162 static inline void stmmac_unregister_pci(void)
164 pci_unregister_driver(&stmmac_pci_driver);
167 static inline int stmmac_register_pci(void)
169 pr_debug("stmmac: do not register the PCI driver\n");
173 static inline void stmmac_unregister_pci(void)
176 #endif /* CONFIG_STMMAC_PCI */
178 #endif /* __STMMAC_H__ */