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Giuseppe Cavallaro47dd7a52009-10-14 15:13:45 -07001/*******************************************************************************
2 Copyright (C) 2007-2009 STMicroelectronics Ltd
3
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.
7
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
11 more details.
12
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.
16
17 The full GNU General Public License is included in this distribution in
18 the file called "COPYING".
19
20 Author: Giuseppe Cavallaro <peppe.cavallaro@st.com>
21*******************************************************************************/
22
Giuseppe CAVALLARO12533322010-04-13 20:21:17 +000023#define DRV_MODULE_VERSION "Apr_2010"
David S. Miller1f0f6382010-08-30 21:55:17 -070024#include <linux/platform_device.h>
Giuseppe CAVALLAROee7946a2010-01-06 23:07:14 +000025#include <linux/stmmac.h>
Giuseppe Cavallaro47dd7a52009-10-14 15:13:45 -070026
Giuseppe Cavallaro47dd7a52009-10-14 15:13:45 -070027#include "common.h"
28#ifdef CONFIG_STMMAC_TIMER
29#include "stmmac_timer.h"
30#endif
31
32struct stmmac_priv {
33 /* Frequently used values are kept adjacent for cache effect */
34 struct dma_desc *dma_tx ____cacheline_aligned;
35 dma_addr_t dma_tx_phy;
36 struct sk_buff **tx_skbuff;
37 unsigned int cur_tx;
38 unsigned int dirty_tx;
39 unsigned int dma_tx_size;
40 int tx_coe;
41 int tx_coalesce;
42
43 struct dma_desc *dma_rx ;
44 unsigned int cur_rx;
45 unsigned int dirty_rx;
46 struct sk_buff **rx_skbuff;
47 dma_addr_t *rx_skbuff_dma;
48 struct sk_buff_head rx_recycle;
49
50 struct net_device *dev;
51 int is_gmac;
52 dma_addr_t dma_rx_phy;
53 unsigned int dma_rx_size;
54 int rx_csum;
55 unsigned int dma_buf_sz;
56 struct device *device;
Giuseppe CAVALLAROdb98a0b2010-01-06 23:07:17 +000057 struct mac_device_info *hw;
Giuseppe CAVALLAROad01b7d2010-08-23 20:40:42 +000058 void __iomem *ioaddr;
Giuseppe Cavallaro47dd7a52009-10-14 15:13:45 -070059
60 struct stmmac_extra_stats xstats;
61 struct napi_struct napi;
62
63 phy_interface_t phy_interface;
64 int pbl;
65 int bus_id;
66 int phy_addr;
67 int phy_mask;
68 int (*phy_reset) (void *priv);
69 void (*fix_mac_speed) (void *priv, unsigned int speed);
Giuseppe CAVALLAROad01b7d2010-08-23 20:40:42 +000070 void (*bus_setup)(void __iomem *ioaddr);
Giuseppe Cavallaro47dd7a52009-10-14 15:13:45 -070071 void *bsp_priv;
72
73 int phy_irq;
74 struct phy_device *phydev;
75 int oldlink;
76 int speed;
77 int oldduplex;
78 unsigned int flow_ctrl;
79 unsigned int pause;
80 struct mii_bus *mii;
81
82 u32 msg_enable;
83 spinlock_t lock;
84 int wolopts;
85 int wolenabled;
86 int shutdown;
87#ifdef CONFIG_STMMAC_TIMER
88 struct stmmac_timer *tm;
89#endif
90#ifdef STMMAC_VLAN_TAG_USED
91 struct vlan_group *vlgrp;
92#endif
Giuseppe CAVALLARO3d90c502010-04-13 20:21:15 +000093 int enh_desc;
Giuseppe Cavallaro47dd7a52009-10-14 15:13:45 -070094};
95
Giuseppe CAVALLAROee7946a2010-01-06 23:07:14 +000096#ifdef CONFIG_STM_DRIVERS
97#include <linux/stm/pad.h>
98static inline int stmmac_claim_resource(struct platform_device *pdev)
99{
100 int ret = 0;
101 struct plat_stmmacenet_data *plat_dat = pdev->dev.platform_data;
102
103 /* Pad routing setup */
104 if (IS_ERR(devm_stm_pad_claim(&pdev->dev, plat_dat->pad_config,
105 dev_name(&pdev->dev)))) {
106 printk(KERN_ERR "%s: Failed to request pads!\n", __func__);
107 ret = -ENODEV;
108 }
109 return ret;
110}
111#else
112static inline int stmmac_claim_resource(struct platform_device *pdev)
113{
114 return 0;
115}
116#endif
117
Giuseppe Cavallaro47dd7a52009-10-14 15:13:45 -0700118extern int stmmac_mdio_unregister(struct net_device *ndev);
119extern int stmmac_mdio_register(struct net_device *ndev);
120extern void stmmac_set_ethtool_ops(struct net_device *netdev);
Giuseppe CAVALLARO56b106a2010-04-13 20:21:12 +0000121extern struct stmmac_desc_ops enh_desc_ops;
122extern struct stmmac_desc_ops ndesc_ops;