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 "Jan_2016"
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 {
54 /* Frequently used values are kept adjacent for cache effect */
55 struct dma_extended_desc *dma_etx ____cacheline_aligned_in_smp;
56 struct dma_desc *dma_tx;
57 struct sk_buff **tx_skbuff;
59 unsigned int dirty_tx;
63 struct stmmac_tx_info *tx_skbuff_dma;
64 dma_addr_t dma_tx_phy;
67 bool tx_path_in_lpi_mode;
68 struct timer_list txtimer;
71 struct dma_desc *dma_rx ____cacheline_aligned_in_smp;
72 struct dma_extended_desc *dma_erx;
73 struct sk_buff **rx_skbuff;
75 unsigned int dirty_rx;
76 unsigned int dma_buf_sz;
77 unsigned int rx_copybreak;
78 unsigned int rx_zeroc_thresh;
81 dma_addr_t *rx_skbuff_dma;
82 dma_addr_t dma_rx_phy;
84 struct napi_struct napi ____cacheline_aligned_in_smp;
87 struct net_device *dev;
88 struct device *device;
89 struct mac_device_info *hw;
95 unsigned int flow_ctrl;
98 int mii_irq[PHY_MAX_ADDR];
100 struct stmmac_extra_stats xstats ____cacheline_aligned_in_smp;
101 struct plat_stmmacenet_data *plat;
102 struct dma_features dma_cap;
103 struct stmmac_counters mmc;
109 struct clk *stmmac_clk;
111 struct reset_control *stmmac_rst;
113 struct timer_list eee_ctrl_timer;
120 struct ptp_clock *ptp_clock;
121 struct ptp_clock_info ptp_clock_ops;
122 unsigned int default_addend;
123 struct clk *clk_ptp_ref;
124 unsigned int clk_ptp_rate;
129 void __iomem *mmcaddr;
130 void __iomem *ptpaddr;
135 #ifdef CONFIG_DEBUG_FS
136 struct dentry *dbgfs_dir;
137 struct dentry *dbgfs_rings_status;
138 struct dentry *dbgfs_dma_cap;
142 int stmmac_mdio_unregister(struct net_device *ndev);
143 int stmmac_mdio_register(struct net_device *ndev);
144 int stmmac_mdio_reset(struct mii_bus *mii);
145 void stmmac_set_ethtool_ops(struct net_device *netdev);
147 void stmmac_ptp_register(struct stmmac_priv *priv);
148 void stmmac_ptp_unregister(struct stmmac_priv *priv);
149 int stmmac_resume(struct device *dev);
150 int stmmac_suspend(struct device *dev);
151 int stmmac_dvr_remove(struct device *dev);
152 int stmmac_dvr_probe(struct device *device,
153 struct plat_stmmacenet_data *plat_dat,
154 struct stmmac_resources *res);
155 void stmmac_disable_eee_mode(struct stmmac_priv *priv);
156 bool stmmac_eee_init(struct stmmac_priv *priv);
158 #endif /* __STMMAC_H__ */