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 The full GNU General Public License is included in this distribution in
14 the file called "COPYING".
16 Author: Giuseppe Cavallaro <peppe.cavallaro@st.com>
17 *******************************************************************************/
22 #define STMMAC_RESOURCE_NAME "stmmaceth"
23 #define DRV_MODULE_VERSION "Jan_2016"
25 #include <linux/clk.h>
26 #include <linux/stmmac.h>
27 #include <linux/phy.h>
28 #include <linux/pci.h>
30 #include <linux/ptp_clock_kernel.h>
31 #include <linux/reset.h>
33 struct stmmac_resources {
41 struct stmmac_tx_info {
49 /* Frequently used values are kept adjacent for cache effect */
50 struct stmmac_tx_queue {
52 struct stmmac_priv *priv_data;
53 struct dma_extended_desc *dma_etx ____cacheline_aligned_in_smp;
54 struct dma_desc *dma_tx;
55 struct sk_buff **tx_skbuff;
56 struct stmmac_tx_info *tx_skbuff_dma;
58 unsigned int dirty_tx;
59 dma_addr_t dma_tx_phy;
64 struct stmmac_rx_queue {
66 struct stmmac_priv *priv_data;
67 struct dma_extended_desc *dma_erx;
68 struct dma_desc *dma_rx ____cacheline_aligned_in_smp;
69 struct sk_buff **rx_skbuff;
70 dma_addr_t *rx_skbuff_dma;
72 unsigned int dirty_rx;
74 dma_addr_t dma_rx_phy;
76 struct napi_struct napi ____cacheline_aligned_in_smp;
80 /* Frequently used values are kept adjacent for cache effect */
87 bool tx_path_in_lpi_mode;
88 struct timer_list txtimer;
91 unsigned int dma_buf_sz;
92 unsigned int rx_copybreak;
97 struct net_device *dev;
98 struct device *device;
99 struct mac_device_info *hw;
103 struct stmmac_rx_queue rx_queue[MTL_MAX_RX_QUEUES];
106 struct stmmac_tx_queue tx_queue[MTL_MAX_TX_QUEUES];
111 unsigned int flow_ctrl;
114 int mii_irq[PHY_MAX_ADDR];
116 struct stmmac_extra_stats xstats ____cacheline_aligned_in_smp;
117 struct plat_stmmacenet_data *plat;
118 struct dma_features dma_cap;
119 struct stmmac_counters mmc;
126 struct timer_list eee_ctrl_timer;
133 struct ptp_clock *ptp_clock;
134 struct ptp_clock_info ptp_clock_ops;
135 unsigned int default_addend;
140 void __iomem *mmcaddr;
141 void __iomem *ptpaddr;
143 #ifdef CONFIG_DEBUG_FS
144 struct dentry *dbgfs_dir;
145 struct dentry *dbgfs_rings_status;
146 struct dentry *dbgfs_dma_cap;
150 struct workqueue_struct *wq;
151 struct work_struct service_task;
156 STMMAC_RESET_REQUESTED,
158 STMMAC_SERVICE_SCHED,
161 int stmmac_mdio_unregister(struct net_device *ndev);
162 int stmmac_mdio_register(struct net_device *ndev);
163 int stmmac_mdio_reset(struct mii_bus *mii);
164 void stmmac_set_ethtool_ops(struct net_device *netdev);
166 void stmmac_ptp_register(struct stmmac_priv *priv);
167 void stmmac_ptp_unregister(struct stmmac_priv *priv);
168 int stmmac_resume(struct device *dev);
169 int stmmac_suspend(struct device *dev);
170 int stmmac_dvr_remove(struct device *dev);
171 int stmmac_dvr_probe(struct device *device,
172 struct plat_stmmacenet_data *plat_dat,
173 struct stmmac_resources *res);
174 void stmmac_disable_eee_mode(struct stmmac_priv *priv);
175 bool stmmac_eee_init(struct stmmac_priv *priv);
177 #endif /* __STMMAC_H__ */