[mirror_ubuntu-artful-kernel.git] / drivers / net / ethernet / stmicro / stmmac / stmmac.h

/*******************************************************************************
  Copyright (C) 2007-2009  STMicroelectronics Ltd

  This program is free software; you can redistribute it and/or modify it
  under the terms and conditions of the GNU General Public License,
  version 2, as published by the Free Software Foundation.

  This program is distributed in the hope it will be useful, but WITHOUT
  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  more details.

  You should have received a copy of the GNU General Public License along with
  this program; if not, write to the Free Software Foundation, Inc.,
  51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.

  The full GNU General Public License is included in this distribution in
  the file called "COPYING".

  Author: Giuseppe Cavallaro <peppe.cavallaro@st.com>
*******************************************************************************/

#ifndef __STMMAC_H__
#define __STMMAC_H__

#define STMMAC_RESOURCE_NAME   "stmmaceth"
#define DRV_MODULE_VERSION	"March_2013"

#include <linux/clk.h>
#include <linux/stmmac.h>
#include <linux/phy.h>
#include <linux/pci.h>
#include "common.h"
#include <linux/ptp_clock_kernel.h>
#include <linux/reset.h>

struct stmmac_tx_info {
	dma_addr_t buf;
	bool map_as_page;
};

struct stmmac_priv {
	/* Frequently used values are kept adjacent for cache effect */
	struct dma_extended_desc *dma_etx ____cacheline_aligned_in_smp;
	struct dma_desc *dma_tx;
	struct sk_buff **tx_skbuff;
	unsigned int cur_tx;
	unsigned int dirty_tx;
	unsigned int dma_tx_size;
	u32 tx_count_frames;
	u32 tx_coal_frames;
	u32 tx_coal_timer;
	struct stmmac_tx_info *tx_skbuff_dma;
	dma_addr_t dma_tx_phy;
	int tx_coalesce;
	int hwts_tx_en;
	spinlock_t tx_lock;
	bool tx_path_in_lpi_mode;
	struct timer_list txtimer;

	struct dma_desc *dma_rx	____cacheline_aligned_in_smp;
	struct dma_extended_desc *dma_erx;
	struct sk_buff **rx_skbuff;
	unsigned int cur_rx;
	unsigned int dirty_rx;
	unsigned int dma_rx_size;
	unsigned int dma_buf_sz;
	u32 rx_riwt;
	int hwts_rx_en;
	dma_addr_t *rx_skbuff_dma;
	dma_addr_t dma_rx_phy;

	struct napi_struct napi ____cacheline_aligned_in_smp;

	void __iomem *ioaddr;
	struct net_device *dev;
	struct device *device;
	struct mac_device_info *hw;
	spinlock_t lock;

	struct phy_device *phydev ____cacheline_aligned_in_smp;
	int oldlink;
	int speed;
	int oldduplex;
	unsigned int flow_ctrl;
	unsigned int pause;
	struct mii_bus *mii;
	int mii_irq[PHY_MAX_ADDR];

	struct stmmac_extra_stats xstats ____cacheline_aligned_in_smp;
	struct plat_stmmacenet_data *plat;
	struct dma_features dma_cap;
	struct stmmac_counters mmc;
	int hw_cap_support;
	int synopsys_id;
	u32 msg_enable;
	int wolopts;
	int wol_irq;
	struct clk *stmmac_clk;
	struct clk *pclk;
	struct reset_control *stmmac_rst;
	int clk_csr;
	struct timer_list eee_ctrl_timer;
	int lpi_irq;
	int eee_enabled;
	int eee_active;
	int tx_lpi_timer;
	int pcs;
	unsigned int mode;
	int extend_desc;
	struct ptp_clock *ptp_clock;
	struct ptp_clock_info ptp_clock_ops;
	unsigned int default_addend;
	struct clk *clk_ptp_ref;
	unsigned int clk_ptp_rate;
	u32 adv_ts;
	int use_riwt;
	int irq_wake;
	spinlock_t ptp_lock;

#ifdef CONFIG_DEBUG_FS
	struct dentry *dbgfs_dir;
	struct dentry *dbgfs_rings_status;
	struct dentry *dbgfs_dma_cap;
#endif
};

int stmmac_mdio_unregister(struct net_device *ndev);
int stmmac_mdio_register(struct net_device *ndev);
int stmmac_mdio_reset(struct mii_bus *mii);
void stmmac_set_ethtool_ops(struct net_device *netdev);

int stmmac_ptp_register(struct stmmac_priv *priv);
void stmmac_ptp_unregister(struct stmmac_priv *priv);
int stmmac_resume(struct net_device *ndev);
int stmmac_suspend(struct net_device *ndev);
int stmmac_dvr_remove(struct net_device *ndev);
struct stmmac_priv *stmmac_dvr_probe(struct device *device,
				     struct plat_stmmacenet_data *plat_dat,
				     void __iomem *addr);
void stmmac_disable_eee_mode(struct stmmac_priv *priv);
bool stmmac_eee_init(struct stmmac_priv *priv);

#endif /* __STMMAC_H__ */
Commit	Line	Data
47dd7a54 GC	1	/*******************************************************************************
	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
bd4242df RK	23	#ifndef __STMMAC_H__
	24	#define __STMMAC_H__
	25
bfab27a1	26	#define STMMAC_RESOURCE_NAME "stmmaceth"
94fbbbf8	27	#define DRV_MODULE_VERSION "March_2013"
ba1377ff GC	28
ba1377ff GC	29	#include <linux/clk.h>
ee7946a7	30	#include <linux/stmmac.h>
286a8372	31	#include <linux/phy.h>
33d5e332	32	#include <linux/pci.h>
47dd7a54	33	#include "common.h"
92ba6888	34	#include <linux/ptp_clock_kernel.h>
c5e4ddbd	35	#include <linux/reset.h>
47dd7a54	36
362b37be GC	37	struct stmmac_tx_info {
	38	dma_addr_t buf;
	39	bool map_as_page;
	40	};
	41
47dd7a54 GC	42	struct stmmac_priv {
47dd7a54 GC	43	/* Frequently used values are kept adjacent for cache effect */
1bb6dea8 GC	44	struct dma_extended_desc *dma_etx ____cacheline_aligned_in_smp;
1bb6dea8 GC	45	struct dma_desc *dma_tx;
47dd7a54 GC	46	struct sk_buff **tx_skbuff;
	47	unsigned int cur_tx;
	48	unsigned int dirty_tx;
	49	unsigned int dma_tx_size;
1bb6dea8 GC	50	u32 tx_count_frames;
	51	u32 tx_coal_frames;
	52	u32 tx_coal_timer;
362b37be	53	struct stmmac_tx_info *tx_skbuff_dma;
1bb6dea8	54	dma_addr_t dma_tx_phy;
47dd7a54	55	int tx_coalesce;
1bb6dea8 GC	56	int hwts_tx_en;
	57	spinlock_t tx_lock;
	58	bool tx_path_in_lpi_mode;
	59	struct timer_list txtimer;
47dd7a54	60
1bb6dea8 GC	61	struct dma_desc *dma_rx ____cacheline_aligned_in_smp;
	62	struct dma_extended_desc *dma_erx;
	63	struct sk_buff **rx_skbuff;
47dd7a54 GC	64	unsigned int cur_rx;
47dd7a54 GC	65	unsigned int dirty_rx;
1bb6dea8 GC	66	unsigned int dma_rx_size;
	67	unsigned int dma_buf_sz;
	68	u32 rx_riwt;
	69	int hwts_rx_en;
47dd7a54	70	dma_addr_t *rx_skbuff_dma;
1bb6dea8	71	dma_addr_t dma_rx_phy;
47dd7a54	72
1bb6dea8 GC	73	struct napi_struct napi ____cacheline_aligned_in_smp;
	74
	75	void __iomem *ioaddr;
47dd7a54	76	struct net_device *dev;
47dd7a54	77	struct device *device;
db98a0b0	78	struct mac_device_info *hw;
1bb6dea8	79	spinlock_t lock;
47dd7a54	80
1bb6dea8	81	struct phy_device *phydev ____cacheline_aligned_in_smp;
47dd7a54 GC	82	int oldlink;
	83	int speed;
	84	int oldduplex;
	85	unsigned int flow_ctrl;
	86	unsigned int pause;
	87	struct mii_bus *mii;
36bcfe7d	88	int mii_irq[PHY_MAX_ADDR];
47dd7a54	89
1bb6dea8	90	struct stmmac_extra_stats xstats ____cacheline_aligned_in_smp;
9dfeb4d9	91	struct plat_stmmacenet_data *plat;
e7434821	92	struct dma_features dma_cap;
1bb6dea8	93	struct stmmac_counters mmc;
19e30c14	94	int hw_cap_support;
1bb6dea8 GC	95	int synopsys_id;
	96	u32 msg_enable;
	97	int wolopts;
	98	int wol_irq;
ba1377ff	99	struct clk *stmmac_clk;
5f9755d2	100	struct clk *pclk;
c5e4ddbd	101	struct reset_control *stmmac_rst;
cd7201f4	102	int clk_csr;
d765955d	103	struct timer_list eee_ctrl_timer;
d765955d GC	104	int lpi_irq;
	105	int eee_enabled;
	106	int eee_active;
	107	int tx_lpi_timer;
1bb6dea8	108	int pcs;
4a7d666a	109	unsigned int mode;
c24602ef	110	int extend_desc;
92ba6888 RK	111	struct ptp_clock *ptp_clock;
92ba6888 RK	112	struct ptp_clock_info ptp_clock_ops;
1bb6dea8	113	unsigned int default_addend;
5566401f GC	114	struct clk *clk_ptp_ref;
5566401f GC	115	unsigned int clk_ptp_rate;
1bb6dea8 GC	116	u32 adv_ts;
1bb6dea8 GC	117	int use_riwt;
89f7f2cf	118	int irq_wake;
92ba6888	119	spinlock_t ptp_lock;
466c5ac8 MO	120
	121	#ifdef CONFIG_DEBUG_FS
	122	struct dentry *dbgfs_dir;
	123	struct dentry *dbgfs_rings_status;
	124	struct dentry *dbgfs_dma_cap;
	125	#endif
47dd7a54 GC	126	};
47dd7a54 GC	127
d6cc64ef JP	128	int stmmac_mdio_unregister(struct net_device *ndev);
d6cc64ef JP	129	int stmmac_mdio_register(struct net_device *ndev);
073752aa	130	int stmmac_mdio_reset(struct mii_bus *mii);
d6cc64ef	131	void stmmac_set_ethtool_ops(struct net_device *netdev);
915af656	132
d6cc64ef JP	133	int stmmac_ptp_register(struct stmmac_priv *priv);
d6cc64ef JP	134	void stmmac_ptp_unregister(struct stmmac_priv *priv);
bfab27a1 GC	135	int stmmac_resume(struct net_device *ndev);
	136	int stmmac_suspend(struct net_device *ndev);
	137	int stmmac_dvr_remove(struct net_device *ndev);
	138	struct stmmac_priv stmmac_dvr_probe(struct device device,
cf3f047b GC	139	struct plat_stmmacenet_data *plat_dat,
cf3f047b GC	140	void __iomem *addr);
d765955d GC	141	void stmmac_disable_eee_mode(struct stmmac_priv *priv);
d765955d GC	142	bool stmmac_eee_init(struct stmmac_priv *priv);
ba1377ff	143
bd4242df	144	#endif /* __STMMAC_H__ */