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;
42 unsigned int dirty_tx;
43 unsigned int dma_tx_size;
46 struct dma_desc *dma_rx; /* Basic RX descriptor */
47 struct dma_extended_desc *dma_erx; /* Extended RX descriptor */
49 unsigned int dirty_rx;
50 struct sk_buff **rx_skbuff;
51 dma_addr_t *rx_skbuff_dma;
53 struct net_device *dev;
54 dma_addr_t dma_rx_phy;
55 unsigned int dma_rx_size;
56 unsigned int dma_buf_sz;
57 struct device *device;
58 struct mac_device_info *hw;
61 struct stmmac_extra_stats xstats;
62 struct napi_struct napi;
63 int no_csum_insertion;
65 struct phy_device *phydev;
69 unsigned int flow_ctrl;
72 int mii_irq[PHY_MAX_ADDR];
79 struct plat_stmmacenet_data *plat;
80 struct stmmac_counters mmc;
81 struct dma_features dma_cap;
83 struct clk *stmmac_clk;
86 struct timer_list eee_ctrl_timer;
87 bool tx_path_in_lpi_mode;
92 struct timer_list txtimer;
105 extern int stmmac_mdio_unregister(struct net_device *ndev);
106 extern int stmmac_mdio_register(struct net_device *ndev);
107 extern void stmmac_set_ethtool_ops(struct net_device *netdev);
108 extern const struct stmmac_desc_ops enh_desc_ops;
109 extern const struct stmmac_desc_ops ndesc_ops;
110 int stmmac_freeze(struct net_device *ndev);
111 int stmmac_restore(struct net_device *ndev);
112 int stmmac_resume(struct net_device *ndev);
113 int stmmac_suspend(struct net_device *ndev);
114 int stmmac_dvr_remove(struct net_device *ndev);
115 struct stmmac_priv *stmmac_dvr_probe(struct device *device,
116 struct plat_stmmacenet_data *plat_dat,
118 void stmmac_disable_eee_mode(struct stmmac_priv *priv);
119 bool stmmac_eee_init(struct stmmac_priv *priv);
121 #ifdef CONFIG_STMMAC_PLATFORM
122 extern struct platform_driver stmmac_pltfr_driver;
123 static inline int stmmac_register_platform(void)
127 err = platform_driver_register(&stmmac_pltfr_driver);
129 pr_err("stmmac: failed to register the platform driver\n");
133 static inline void stmmac_unregister_platform(void)
135 platform_driver_unregister(&stmmac_pltfr_driver);
138 static inline int stmmac_register_platform(void)
140 pr_debug("stmmac: do not register the platf driver\n");
144 static inline void stmmac_unregister_platform(void)
147 #endif /* CONFIG_STMMAC_PLATFORM */
149 #ifdef CONFIG_STMMAC_PCI
150 extern struct pci_driver stmmac_pci_driver;
151 static inline int stmmac_register_pci(void)
155 err = pci_register_driver(&stmmac_pci_driver);
157 pr_err("stmmac: failed to register the PCI driver\n");
161 static inline void stmmac_unregister_pci(void)
163 pci_unregister_driver(&stmmac_pci_driver);
166 static inline int stmmac_register_pci(void)
168 pr_debug("stmmac: do not register the PCI driver\n");
172 static inline void stmmac_unregister_pci(void)
175 #endif /* CONFIG_STMMAC_PCI */
177 #endif /* __STMMAC_H__ */