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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;
Giuseppe Cavallaro47dd7a52009-10-14 15:13:45 -070040 int tx_coalesce;
41
42 struct dma_desc *dma_rx ;
43 unsigned int cur_rx;
44 unsigned int dirty_rx;
45 struct sk_buff **rx_skbuff;
46 dma_addr_t *rx_skbuff_dma;
47 struct sk_buff_head rx_recycle;
48
49 struct net_device *dev;
Giuseppe Cavallaro47dd7a52009-10-14 15:13:45 -070050 dma_addr_t dma_rx_phy;
51 unsigned int dma_rx_size;
Giuseppe Cavallaro47dd7a52009-10-14 15:13:45 -070052 unsigned int dma_buf_sz;
53 struct device *device;
Giuseppe CAVALLAROdb98a0b2010-01-06 23:07:17 +000054 struct mac_device_info *hw;
Giuseppe CAVALLAROad01b7d2010-08-23 20:40:42 +000055 void __iomem *ioaddr;
Giuseppe Cavallaro47dd7a52009-10-14 15:13:45 -070056
57 struct stmmac_extra_stats xstats;
58 struct napi_struct napi;
59
60 phy_interface_t phy_interface;
Giuseppe Cavallaro47dd7a52009-10-14 15:13:45 -070061 int phy_addr;
62 int phy_mask;
63 int (*phy_reset) (void *priv);
Giuseppe CAVALLARO9dfeb4d2010-11-24 02:37:58 +000064 int rx_coe;
65 int no_csum_insertion;
Giuseppe Cavallaro47dd7a52009-10-14 15:13:45 -070066
67 int phy_irq;
68 struct phy_device *phydev;
69 int oldlink;
70 int speed;
71 int oldduplex;
72 unsigned int flow_ctrl;
73 unsigned int pause;
74 struct mii_bus *mii;
75
76 u32 msg_enable;
77 spinlock_t lock;
78 int wolopts;
79 int wolenabled;
80 int shutdown;
81#ifdef CONFIG_STMMAC_TIMER
82 struct stmmac_timer *tm;
83#endif
84#ifdef STMMAC_VLAN_TAG_USED
85 struct vlan_group *vlgrp;
86#endif
Giuseppe CAVALLARO9dfeb4d2010-11-24 02:37:58 +000087 struct plat_stmmacenet_data *plat;
Giuseppe Cavallaro47dd7a52009-10-14 15:13:45 -070088};
89
Giuseppe CAVALLAROee7946a2010-01-06 23:07:14 +000090#ifdef CONFIG_STM_DRIVERS
91#include <linux/stm/pad.h>
92static inline int stmmac_claim_resource(struct platform_device *pdev)
93{
94 int ret = 0;
95 struct plat_stmmacenet_data *plat_dat = pdev->dev.platform_data;
96
97 /* Pad routing setup */
98 if (IS_ERR(devm_stm_pad_claim(&pdev->dev, plat_dat->pad_config,
99 dev_name(&pdev->dev)))) {
100 printk(KERN_ERR "%s: Failed to request pads!\n", __func__);
101 ret = -ENODEV;
102 }
103 return ret;
104}
105#else
106static inline int stmmac_claim_resource(struct platform_device *pdev)
107{
108 return 0;
109}
110#endif
111
Giuseppe Cavallaro47dd7a52009-10-14 15:13:45 -0700112extern int stmmac_mdio_unregister(struct net_device *ndev);
113extern int stmmac_mdio_register(struct net_device *ndev);
114extern void stmmac_set_ethtool_ops(struct net_device *netdev);
stephen hemmingercadb7922010-10-13 14:51:25 +0000115extern const struct stmmac_desc_ops enh_desc_ops;
116extern const struct stmmac_desc_ops ndesc_ops;