[net-next-2.6.git] / drivers / net / wireless / rtl818x / rtl8187.h

/*
 * Definitions for RTL8187 hardware
 *
 * Copyright 2007 Michael Wu <flamingice@sourmilk.net>
 * Copyright 2007 Andrea Merello <andreamrl@tiscali.it>
 *
 * Based on the r8187 driver, which is:
 * Copyright 2005 Andrea Merello <andreamrl@tiscali.it>, et al.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 */

#ifndef RTL8187_H
#define RTL8187_H

#include "rtl818x.h"
#include "rtl8187_leds.h"

#define RTL8187_EEPROM_TXPWR_BASE	0x05
#define RTL8187_EEPROM_MAC_ADDR		0x07
#define RTL8187_EEPROM_TXPWR_CHAN_1	0x16	/* 3 channels */
#define RTL8187_EEPROM_TXPWR_CHAN_6	0x1B	/* 2 channels */
#define RTL8187_EEPROM_TXPWR_CHAN_4	0x3D	/* 2 channels */

#define RTL8187_REQT_READ	0xC0
#define RTL8187_REQT_WRITE	0x40
#define RTL8187_REQ_GET_REG	0x05
#define RTL8187_REQ_SET_REG	0x05

#define RTL8187_MAX_RX		0x9C4

struct rtl8187_rx_info {
	struct urb *urb;
	struct ieee80211_hw *dev;
};

struct rtl8187_rx_hdr {
	__le32 flags;
	u8 noise;
	u8 signal;
	u8 agc;
	u8 reserved;
	__le64 mac_time;
} __attribute__((packed));

struct rtl8187b_rx_hdr {
	__le32 flags;
	__le64 mac_time;
	u8 sq;
	u8 rssi;
	u8 agc;
	u8 flags2;
	__le16 snr_long2end;
	s8 pwdb_g12;
	u8 fot;
} __attribute__((packed));

/* {rtl8187,rtl8187b}_tx_info is in skb */

struct rtl8187_tx_hdr {
	__le32 flags;
	__le16 rts_duration;
	__le16 len;
	__le32 retry;
} __attribute__((packed));

struct rtl8187b_tx_hdr {
	__le32 flags;
	__le16 rts_duration;
	__le16 len;
	__le32 unused_1;
	__le16 unused_2;
	__le16 tx_duration;
	__le32 unused_3;
	__le32 retry;
	__le32 unused_4[2];
} __attribute__((packed));

enum {
	DEVICE_RTL8187,
	DEVICE_RTL8187B
};

struct rtl8187_priv {
	/* common between rtl818x drivers */
	struct rtl818x_csr *map;
	const struct rtl818x_rf_ops *rf;
	struct ieee80211_vif *vif;
	int mode;
	/* The mutex protects the TX loopback state.
	 * Any attempt to set channels concurrently locks the device.
	 */
	struct mutex conf_mutex;

	/* rtl8187 specific */
	struct ieee80211_channel channels[14];
	struct ieee80211_rate rates[12];
	struct ieee80211_supported_band band;
	struct usb_device *udev;
	u32 rx_conf;
	struct usb_anchor anchored;
	struct delayed_work work;
	struct ieee80211_hw *dev;
#ifdef CONFIG_RTL8187_LEDS
	struct rtl8187_led led_tx;
	struct rtl8187_led led_rx;
	struct delayed_work led_on;
	struct delayed_work led_off;
#endif
	u16 txpwr_base;
	u8 asic_rev;
	u8 is_rtl8187b;
	enum {
		RTL8187BvB,
		RTL8187BvD,
		RTL8187BvE
	} hw_rev;
	struct sk_buff_head rx_queue;
	u8 signal;
	u8 noise;
	u8 slot_time;
	u8 aifsn[4];
	struct {
		__le64 buf;
		struct sk_buff_head queue;
	} b_tx_status; /* This queue is used by both -b and non-b devices */
	struct mutex io_mutex;
	union {
		u8 bits8;
		__le16 bits16;
		__le32 bits32;
	} *io_dmabuf;
	bool rfkill_off;
};

void rtl8187_write_phy(struct ieee80211_hw *dev, u8 addr, u32 data);

static inline u8 rtl818x_ioread8_idx(struct rtl8187_priv *priv,
				     u8 *addr, u8 idx)
{
	u8 val;

	mutex_lock(&priv->io_mutex);
	usb_control_msg(priv->udev, usb_rcvctrlpipe(priv->udev, 0),
			RTL8187_REQ_GET_REG, RTL8187_REQT_READ,
			(unsigned long)addr, idx & 0x03,
			&priv->io_dmabuf->bits8, sizeof(val), HZ / 2);

	val = priv->io_dmabuf->bits8;
	mutex_unlock(&priv->io_mutex);

	return val;
}

static inline u8 rtl818x_ioread8(struct rtl8187_priv *priv, u8 *addr)
{
	return rtl818x_ioread8_idx(priv, addr, 0);
}

static inline u16 rtl818x_ioread16_idx(struct rtl8187_priv *priv,
				       __le16 *addr, u8 idx)
{
	__le16 val;

	mutex_lock(&priv->io_mutex);
	usb_control_msg(priv->udev, usb_rcvctrlpipe(priv->udev, 0),
			RTL8187_REQ_GET_REG, RTL8187_REQT_READ,
			(unsigned long)addr, idx & 0x03,
			&priv->io_dmabuf->bits16, sizeof(val), HZ / 2);

	val = priv->io_dmabuf->bits16;
	mutex_unlock(&priv->io_mutex);

	return le16_to_cpu(val);
}

static inline u16 rtl818x_ioread16(struct rtl8187_priv *priv, __le16 *addr)
{
	return rtl818x_ioread16_idx(priv, addr, 0);
}

static inline u32 rtl818x_ioread32_idx(struct rtl8187_priv *priv,
				       __le32 *addr, u8 idx)
{
	__le32 val;

	mutex_lock(&priv->io_mutex);
	usb_control_msg(priv->udev, usb_rcvctrlpipe(priv->udev, 0),
			RTL8187_REQ_GET_REG, RTL8187_REQT_READ,
			(unsigned long)addr, idx & 0x03,
			&priv->io_dmabuf->bits32, sizeof(val), HZ / 2);

	val = priv->io_dmabuf->bits32;
	mutex_unlock(&priv->io_mutex);

	return le32_to_cpu(val);
}

static inline u32 rtl818x_ioread32(struct rtl8187_priv *priv, __le32 *addr)
{
	return rtl818x_ioread32_idx(priv, addr, 0);
}

static inline void rtl818x_iowrite8_idx(struct rtl8187_priv *priv,
					u8 *addr, u8 val, u8 idx)
{
	mutex_lock(&priv->io_mutex);

	priv->io_dmabuf->bits8 = val;
	usb_control_msg(priv->udev, usb_sndctrlpipe(priv->udev, 0),
			RTL8187_REQ_SET_REG, RTL8187_REQT_WRITE,
			(unsigned long)addr, idx & 0x03,
			&priv->io_dmabuf->bits8, sizeof(val), HZ / 2);

	mutex_unlock(&priv->io_mutex);
}

static inline void rtl818x_iowrite8(struct rtl8187_priv *priv, u8 *addr, u8 val)
{
	rtl818x_iowrite8_idx(priv, addr, val, 0);
}

static inline void rtl818x_iowrite16_idx(struct rtl8187_priv *priv,
					 __le16 *addr, u16 val, u8 idx)
{
	mutex_lock(&priv->io_mutex);

	priv->io_dmabuf->bits16 = cpu_to_le16(val);
	usb_control_msg(priv->udev, usb_sndctrlpipe(priv->udev, 0),
			RTL8187_REQ_SET_REG, RTL8187_REQT_WRITE,
			(unsigned long)addr, idx & 0x03,
			&priv->io_dmabuf->bits16, sizeof(val), HZ / 2);

	mutex_unlock(&priv->io_mutex);
}

static inline void rtl818x_iowrite16(struct rtl8187_priv *priv, __le16 *addr,
				     u16 val)
{
	rtl818x_iowrite16_idx(priv, addr, val, 0);
}

static inline void rtl818x_iowrite32_idx(struct rtl8187_priv *priv,
					 __le32 *addr, u32 val, u8 idx)
{
	mutex_lock(&priv->io_mutex);

	priv->io_dmabuf->bits32 = cpu_to_le32(val);
	usb_control_msg(priv->udev, usb_sndctrlpipe(priv->udev, 0),
			RTL8187_REQ_SET_REG, RTL8187_REQT_WRITE,
			(unsigned long)addr, idx & 0x03,
			&priv->io_dmabuf->bits32, sizeof(val), HZ / 2);

	mutex_unlock(&priv->io_mutex);
}

static inline void rtl818x_iowrite32(struct rtl8187_priv *priv, __le32 *addr,
				     u32 val)
{
	rtl818x_iowrite32_idx(priv, addr, val, 0);
}

#endif /* RTL8187_H */
Commit	Line	Data
0aec00ae JL	1	/*
	2	* Definitions for RTL8187 hardware
	3	*
	4	* Copyright 2007 Michael Wu <flamingice@sourmilk.net>
	5	* Copyright 2007 Andrea Merello <andreamrl@tiscali.it>
	6	*
	7	* Based on the r8187 driver, which is:
	8	* Copyright 2005 Andrea Merello <andreamrl@tiscali.it>, et al.
	9	*
	10	* This program is free software; you can redistribute it and/or modify
	11	* it under the terms of the GNU General Public License version 2 as
	12	* published by the Free Software Foundation.
	13	*/
	14
605bebe2 MW	15	#ifndef RTL8187_H
	16	#define RTL8187_H
	17
	18	#include "rtl818x.h"
a027087a	19	#include "rtl8187_leds.h"
605bebe2 MW	20
	21	#define RTL8187_EEPROM_TXPWR_BASE 0x05
	22	#define RTL8187_EEPROM_MAC_ADDR 0x07
	23	#define RTL8187_EEPROM_TXPWR_CHAN_1 0x16 /* 3 channels */
	24	#define RTL8187_EEPROM_TXPWR_CHAN_6 0x1B /* 2 channels */
	25	#define RTL8187_EEPROM_TXPWR_CHAN_4 0x3D /* 2 channels */
	26
	27	#define RTL8187_REQT_READ 0xC0
	28	#define RTL8187_REQT_WRITE 0x40
	29	#define RTL8187_REQ_GET_REG 0x05
	30	#define RTL8187_REQ_SET_REG 0x05
	31
	32	#define RTL8187_MAX_RX 0x9C4
	33
	34	struct rtl8187_rx_info {
	35	struct urb *urb;
	36	struct ieee80211_hw *dev;
	37	};
	38
	39	struct rtl8187_rx_hdr {
4150c572	40	__le32 flags;
605bebe2 MW	41	u8 noise;
	42	u8 signal;
	43	u8 agc;
	44	u8 reserved;
	45	__le64 mac_time;
	46	} __attribute__((packed));
	47
c44ac0b9	48	struct rtl8187b_rx_hdr {
605bebe2	49	__le32 flags;
c44ac0b9	50	__le64 mac_time;
0ccd58fc LF	51	u8 sq;
0ccd58fc LF	52	u8 rssi;
c44ac0b9	53	u8 agc;
0ccd58fc LF	54	u8 flags2;
	55	__le16 snr_long2end;
	56	s8 pwdb_g12;
	57	u8 fot;
c44ac0b9 HTL	58	} __attribute__((packed));
	59
	60	/* {rtl8187,rtl8187b}_tx_info is in skb */
	61
c44ac0b9 HTL	62	struct rtl8187_tx_hdr {
c44ac0b9 HTL	63	__le32 flags;
605bebe2 MW	64	__le16 rts_duration;
	65	__le16 len;
	66	__le32 retry;
	67	} __attribute__((packed));
	68
c44ac0b9 HTL	69	struct rtl8187b_tx_hdr {
	70	__le32 flags;
	71	__le16 rts_duration;
	72	__le16 len;
	73	__le32 unused_1;
	74	__le16 unused_2;
	75	__le16 tx_duration;
	76	__le32 unused_3;
	77	__le32 retry;
	78	__le32 unused_4[2];
	79	} __attribute__((packed));
	80
	81	enum {
	82	DEVICE_RTL8187,
	83	DEVICE_RTL8187B
	84	};
	85
605bebe2 MW	86	struct rtl8187_priv {
	87	/* common between rtl818x drivers */
	88	struct rtl818x_csr *map;
f6532111	89	const struct rtl818x_rf_ops *rf;
32bfd35d	90	struct ieee80211_vif *vif;
605bebe2	91	int mode;
7dcdd073 LF	92	/* The mutex protects the TX loopback state.
	93	* Any attempt to set channels concurrently locks the device.
	94	*/
	95	struct mutex conf_mutex;
605bebe2 MW	96
	97	/* rtl8187 specific */
	98	struct ieee80211_channel channels[14];
	99	struct ieee80211_rate rates[12];
8318d78a	100	struct ieee80211_supported_band band;
605bebe2	101	struct usb_device *udev;
4150c572	102	u32 rx_conf;
c1db52b9	103	struct usb_anchor anchored;
2f47690e LF	104	struct delayed_work work;
2f47690e LF	105	struct ieee80211_hw *dev;
a027087a LF	106	#ifdef CONFIG_RTL8187_LEDS
	107	struct rtl8187_led led_tx;
	108	struct rtl8187_led led_rx;
	109	struct delayed_work led_on;
	110	struct delayed_work led_off;
	111	#endif
605bebe2 MW	112	u16 txpwr_base;
605bebe2 MW	113	u8 asic_rev;
c44ac0b9 HTL	114	u8 is_rtl8187b;
	115	enum {
	116	RTL8187BvB,
	117	RTL8187BvD,
	118	RTL8187BvE
	119	} hw_rev;
605bebe2	120	struct sk_buff_head rx_queue;
c44ac0b9	121	u8 signal;
c44ac0b9	122	u8 noise;
b4572a92 HRK	123	u8 slot_time;
b4572a92 HRK	124	u8 aifsn[4];
3517afde HRK	125	struct {
3517afde HRK	126	__le64 buf;
3517afde	127	struct sk_buff_head queue;
2f47690e	128	} b_tx_status; /* This queue is used by both -b and non-b devices */
9be6f0d4 JL	129	struct mutex io_mutex;
	130	union {
	131	u8 bits8;
	132	__le16 bits16;
	133	__le32 bits32;
	134	} *io_dmabuf;
ca9152e3	135	bool rfkill_off;
605bebe2 MW	136	};
	137
	138	void rtl8187_write_phy(struct ieee80211_hw *dev, u8 addr, u32 data);
	139
c44ac0b9 HTL	140	static inline u8 rtl818x_ioread8_idx(struct rtl8187_priv *priv,
c44ac0b9 HTL	141	u8 *addr, u8 idx)
605bebe2 MW	142	{
	143	u8 val;
	144
9be6f0d4	145	mutex_lock(&priv->io_mutex);
605bebe2 MW	146	usb_control_msg(priv->udev, usb_rcvctrlpipe(priv->udev, 0),
605bebe2 MW	147	RTL8187_REQ_GET_REG, RTL8187_REQT_READ,
9be6f0d4 JL	148	(unsigned long)addr, idx & 0x03,
	149	&priv->io_dmabuf->bits8, sizeof(val), HZ / 2);
	150
	151	val = priv->io_dmabuf->bits8;
	152	mutex_unlock(&priv->io_mutex);
605bebe2 MW	153
	154	return val;
	155	}
	156
c44ac0b9 HTL	157	static inline u8 rtl818x_ioread8(struct rtl8187_priv priv, u8 addr)
	158	{
	159	return rtl818x_ioread8_idx(priv, addr, 0);
	160	}
	161
	162	static inline u16 rtl818x_ioread16_idx(struct rtl8187_priv *priv,
	163	__le16 *addr, u8 idx)
605bebe2 MW	164	{
	165	__le16 val;
	166
9be6f0d4	167	mutex_lock(&priv->io_mutex);
605bebe2 MW	168	usb_control_msg(priv->udev, usb_rcvctrlpipe(priv->udev, 0),
605bebe2 MW	169	RTL8187_REQ_GET_REG, RTL8187_REQT_READ,
9be6f0d4 JL	170	(unsigned long)addr, idx & 0x03,
	171	&priv->io_dmabuf->bits16, sizeof(val), HZ / 2);
	172
	173	val = priv->io_dmabuf->bits16;
	174	mutex_unlock(&priv->io_mutex);
605bebe2 MW	175
	176	return le16_to_cpu(val);
	177	}
	178
c44ac0b9 HTL	179	static inline u16 rtl818x_ioread16(struct rtl8187_priv priv, __le16 addr)
	180	{
	181	return rtl818x_ioread16_idx(priv, addr, 0);
	182	}
	183
	184	static inline u32 rtl818x_ioread32_idx(struct rtl8187_priv *priv,
	185	__le32 *addr, u8 idx)
605bebe2 MW	186	{
	187	__le32 val;
	188
9be6f0d4	189	mutex_lock(&priv->io_mutex);
605bebe2 MW	190	usb_control_msg(priv->udev, usb_rcvctrlpipe(priv->udev, 0),
605bebe2 MW	191	RTL8187_REQ_GET_REG, RTL8187_REQT_READ,
9be6f0d4 JL	192	(unsigned long)addr, idx & 0x03,
	193	&priv->io_dmabuf->bits32, sizeof(val), HZ / 2);
	194
	195	val = priv->io_dmabuf->bits32;
	196	mutex_unlock(&priv->io_mutex);
605bebe2 MW	197
	198	return le32_to_cpu(val);
	199	}
	200
c44ac0b9 HTL	201	static inline u32 rtl818x_ioread32(struct rtl8187_priv priv, __le32 addr)
	202	{
	203	return rtl818x_ioread32_idx(priv, addr, 0);
	204	}
	205
	206	static inline void rtl818x_iowrite8_idx(struct rtl8187_priv *priv,
	207	u8 *addr, u8 val, u8 idx)
605bebe2	208	{
9be6f0d4 JL	209	mutex_lock(&priv->io_mutex);
	210
	211	priv->io_dmabuf->bits8 = val;
605bebe2 MW	212	usb_control_msg(priv->udev, usb_sndctrlpipe(priv->udev, 0),
605bebe2 MW	213	RTL8187_REQ_SET_REG, RTL8187_REQT_WRITE,
9be6f0d4 JL	214	(unsigned long)addr, idx & 0x03,
	215	&priv->io_dmabuf->bits8, sizeof(val), HZ / 2);
	216
	217	mutex_unlock(&priv->io_mutex);
c44ac0b9 HTL	218	}
	219
	220	static inline void rtl818x_iowrite8(struct rtl8187_priv priv, u8 addr, u8 val)
	221	{
	222	rtl818x_iowrite8_idx(priv, addr, val, 0);
605bebe2 MW	223	}
605bebe2 MW	224
c44ac0b9 HTL	225	static inline void rtl818x_iowrite16_idx(struct rtl8187_priv *priv,
c44ac0b9 HTL	226	__le16 *addr, u16 val, u8 idx)
605bebe2	227	{
9be6f0d4	228	mutex_lock(&priv->io_mutex);
605bebe2	229
9be6f0d4	230	priv->io_dmabuf->bits16 = cpu_to_le16(val);
605bebe2 MW	231	usb_control_msg(priv->udev, usb_sndctrlpipe(priv->udev, 0),
605bebe2 MW	232	RTL8187_REQ_SET_REG, RTL8187_REQT_WRITE,
9be6f0d4 JL	233	(unsigned long)addr, idx & 0x03,
	234	&priv->io_dmabuf->bits16, sizeof(val), HZ / 2);
	235
	236	mutex_unlock(&priv->io_mutex);
605bebe2 MW	237	}
605bebe2 MW	238
c44ac0b9 HTL	239	static inline void rtl818x_iowrite16(struct rtl8187_priv priv, __le16 addr,
	240	u16 val)
	241	{
	242	rtl818x_iowrite16_idx(priv, addr, val, 0);
	243	}
	244
	245	static inline void rtl818x_iowrite32_idx(struct rtl8187_priv *priv,
	246	__le32 *addr, u32 val, u8 idx)
605bebe2	247	{
9be6f0d4	248	mutex_lock(&priv->io_mutex);
605bebe2	249
9be6f0d4	250	priv->io_dmabuf->bits32 = cpu_to_le32(val);
605bebe2 MW	251	usb_control_msg(priv->udev, usb_sndctrlpipe(priv->udev, 0),
605bebe2 MW	252	RTL8187_REQ_SET_REG, RTL8187_REQT_WRITE,
9be6f0d4 JL	253	(unsigned long)addr, idx & 0x03,
	254	&priv->io_dmabuf->bits32, sizeof(val), HZ / 2);
	255
	256	mutex_unlock(&priv->io_mutex);
c44ac0b9 HTL	257	}
	258
	259	static inline void rtl818x_iowrite32(struct rtl8187_priv priv, __le32 addr,
	260	u32 val)
	261	{
	262	rtl818x_iowrite32_idx(priv, addr, val, 0);
605bebe2 MW	263	}
	264
	265	#endif /* RTL8187_H */