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 "March_2013"
29 #include <linux/clk.h>
30 #include <linux/stmmac.h>
31 #include <linux/phy.h>
32 #include <linux/pci.h>
34 #include <linux/ptp_clock_kernel.h>
37 /* Frequently used values are kept adjacent for cache effect */
38 struct dma_extended_desc *dma_etx ____cacheline_aligned_in_smp;
39 struct dma_desc *dma_tx;
40 struct sk_buff **tx_skbuff;
42 unsigned int dirty_tx;
43 unsigned int dma_tx_size;
47 dma_addr_t *tx_skbuff_dma;
48 dma_addr_t dma_tx_phy;
52 bool tx_path_in_lpi_mode;
53 struct timer_list txtimer;
55 struct dma_desc *dma_rx ____cacheline_aligned_in_smp;
56 struct dma_extended_desc *dma_erx;
57 struct sk_buff **rx_skbuff;
59 unsigned int dirty_rx;
60 unsigned int dma_rx_size;
61 unsigned int dma_buf_sz;
64 dma_addr_t *rx_skbuff_dma;
65 dma_addr_t dma_rx_phy;
67 struct napi_struct napi ____cacheline_aligned_in_smp;
70 struct net_device *dev;
71 struct device *device;
72 struct mac_device_info *hw;
73 int no_csum_insertion;
76 struct phy_device *phydev ____cacheline_aligned_in_smp;
80 unsigned int flow_ctrl;
83 int mii_irq[PHY_MAX_ADDR];
85 struct stmmac_extra_stats xstats ____cacheline_aligned_in_smp;
86 struct plat_stmmacenet_data *plat;
87 struct dma_features dma_cap;
88 struct stmmac_counters mmc;
95 struct clk *stmmac_clk;
96 struct clk *clk_mac_pll;
97 struct clk *gmac_clkin;
98 struct clk *mac_clk_rx;
99 struct clk *mac_clk_tx;
100 struct clk *clk_mac_ref;
101 struct clk *clk_mac_refout;
102 struct clk *aclk_mac;
103 struct clk *pclk_mac;
106 struct timer_list eee_ctrl_timer;
114 struct ptp_clock *ptp_clock;
115 struct ptp_clock_info ptp_clock_ops;
116 unsigned int default_addend;
120 bool mdio_registered;
124 bool power_ctrl_by_pmu;
125 char pmu_regulator[32];
126 int pmu_enable_level;
132 int (*phy_power_on)(struct plat_stmmacenet_data *plat, int enable);
137 extern int stmmac_mdio_unregister(struct net_device *ndev);
138 extern int stmmac_mdio_register(struct net_device *ndev);
139 extern void stmmac_set_ethtool_ops(struct net_device *netdev);
140 extern const struct stmmac_desc_ops enh_desc_ops;
141 extern const struct stmmac_desc_ops ndesc_ops;
142 extern const struct stmmac_hwtimestamp stmmac_ptp;
143 extern int stmmac_ptp_register(struct stmmac_priv *priv);
144 extern void stmmac_ptp_unregister(struct stmmac_priv *priv);
145 int stmmac_freeze(struct net_device *ndev);
146 int stmmac_restore(struct net_device *ndev);
147 int stmmac_resume(struct net_device *ndev);
148 int stmmac_suspend(struct net_device *ndev);
149 int stmmac_dvr_remove(struct net_device *ndev);
150 struct stmmac_priv *stmmac_dvr_probe(struct device *device,
151 struct plat_stmmacenet_data *plat_dat,
153 void stmmac_disable_eee_mode(struct stmmac_priv *priv);
154 bool stmmac_eee_init(struct stmmac_priv *priv);
156 extern struct platform_driver stmmac_pltfr_driver;
157 static inline int stmmac_register_platform(void)
161 err = platform_driver_register(&stmmac_pltfr_driver);
163 pr_err("stmmac: failed to register the platform driver\n");
168 static inline void stmmac_unregister_platform(void)
170 platform_driver_unregister(&stmmac_pltfr_driver);
173 #ifdef CONFIG_STMMAC_PCI
174 extern struct pci_driver stmmac_pci_driver;
175 static inline int stmmac_register_pci(void)
179 err = pci_register_driver(&stmmac_pci_driver);
181 pr_err("stmmac: failed to register the PCI driver\n");
186 static inline void stmmac_unregister_pci(void)
188 pci_unregister_driver(&stmmac_pci_driver);
191 static inline int stmmac_register_pci(void)
193 pr_debug("stmmac: do not register the PCI driver\n");
198 static inline void stmmac_unregister_pci(void)
201 #endif /* CONFIG_STMMAC_PCI */
203 #endif /* __STMMAC_H__ */