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>
35 #include <linux/reset.h>
37 struct stmmac_resources {
45 struct stmmac_tx_info {
51 /* Frequently used values are kept adjacent for cache effect */
52 struct dma_extended_desc *dma_etx ____cacheline_aligned_in_smp;
53 struct dma_desc *dma_tx;
54 struct sk_buff **tx_skbuff;
56 unsigned int dirty_tx;
57 unsigned int dma_tx_size;
61 struct stmmac_tx_info *tx_skbuff_dma;
62 dma_addr_t dma_tx_phy;
66 bool tx_path_in_lpi_mode;
67 struct timer_list txtimer;
69 struct dma_desc *dma_rx ____cacheline_aligned_in_smp;
70 struct dma_extended_desc *dma_erx;
71 struct sk_buff **rx_skbuff;
73 unsigned int dirty_rx;
74 unsigned int dma_rx_size;
75 unsigned int dma_buf_sz;
78 dma_addr_t *rx_skbuff_dma;
79 dma_addr_t dma_rx_phy;
81 struct napi_struct napi ____cacheline_aligned_in_smp;
84 struct net_device *dev;
85 struct device *device;
86 struct mac_device_info *hw;
89 struct phy_device *phydev ____cacheline_aligned_in_smp;
93 unsigned int flow_ctrl;
96 int mii_irq[PHY_MAX_ADDR];
98 struct stmmac_extra_stats xstats ____cacheline_aligned_in_smp;
99 struct plat_stmmacenet_data *plat;
100 struct dma_features dma_cap;
101 struct stmmac_counters mmc;
107 struct clk *stmmac_clk;
109 struct reset_control *stmmac_rst;
111 struct timer_list eee_ctrl_timer;
119 struct ptp_clock *ptp_clock;
120 struct ptp_clock_info ptp_clock_ops;
121 unsigned int default_addend;
122 struct clk *clk_ptp_ref;
123 unsigned int clk_ptp_rate;
129 #ifdef CONFIG_DEBUG_FS
130 struct dentry *dbgfs_dir;
131 struct dentry *dbgfs_rings_status;
132 struct dentry *dbgfs_dma_cap;
136 int stmmac_mdio_unregister(struct net_device *ndev);
137 int stmmac_mdio_register(struct net_device *ndev);
138 int stmmac_mdio_reset(struct mii_bus *mii);
139 void stmmac_set_ethtool_ops(struct net_device *netdev);
141 int stmmac_ptp_register(struct stmmac_priv *priv);
142 void stmmac_ptp_unregister(struct stmmac_priv *priv);
143 int stmmac_resume(struct net_device *ndev);
144 int stmmac_suspend(struct net_device *ndev);
145 int stmmac_dvr_remove(struct net_device *ndev);
146 int stmmac_dvr_probe(struct device *device,
147 struct plat_stmmacenet_data *plat_dat,
148 struct stmmac_resources *res);
149 void stmmac_disable_eee_mode(struct stmmac_priv *priv);
150 bool stmmac_eee_init(struct stmmac_priv *priv);
152 #endif /* __STMMAC_H__ */