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Commit 605bebe2 authored by Michael Wu's avatar Michael Wu Committed by Jeff Garzik
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[PATCH] Add rtl8187 wireless driver 



This patch adds a mac80211 based wireless driver for the rtl8187 USB
wireless card.

Signed-off-by: default avatarMichael Wu <flamingice@sourmilk.net>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent 4b914dc0

MAINTAINERS

+10 −0
Original line number Original line Diff line number Diff line
@@ -3049,6 +3049,16 @@ S: Maintained 
RISCOM8 DRIVER

RISCOM8 DRIVER

S:	Orphan

S:	Orphan





RTL818X WIRELESS DRIVER

P:	Michael Wu

M:	flamingice@sourmilk.net

P:	Andrea Merello

M:	andreamrl@tiscali.it

L:	linux-wireless@vger.kernel.org

W:	http://linuxwireless.org/

T:	git kernel.org:/pub/scm/linux/kernel/git/mwu/mac80211-drivers.git

S:	Maintained



S3 SAVAGE FRAMEBUFFER DRIVER

S3 SAVAGE FRAMEBUFFER DRIVER

P:	Antonino Daplas

P:	Antonino Daplas

M:	adaplas@gmail.com

M:	adaplas@gmail.com

drivers/net/wireless/Kconfig

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@@ -546,6 +546,18 @@ config USB_ZD1201 
	  To compile this driver as a module, choose M here: the

	  To compile this driver as a module, choose M here: the

	  module will be called zd1201.

	  module will be called zd1201.





config RTL8187

	tristate "Realtek 8187 USB support"

	depends on MAC80211 && USB && WLAN_80211 && EXPERIMENTAL

	select EEPROM_93CX6

	---help---

	  This is a driver for RTL8187 based cards.

	  These are USB based chips found in cards such as:



	  Netgear WG111v2



	  Thanks to Realtek for their support!



source "drivers/net/wireless/hostap/Kconfig"

source "drivers/net/wireless/hostap/Kconfig"

source "drivers/net/wireless/bcm43xx/Kconfig"

source "drivers/net/wireless/bcm43xx/Kconfig"

source "drivers/net/wireless/zd1211rw/Kconfig"

source "drivers/net/wireless/zd1211rw/Kconfig"

drivers/net/wireless/Makefile

+3 −0
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@@ -44,3 +44,6 @@ obj-$(CONFIG_PCMCIA_WL3501) += wl3501_cs.o 




obj-$(CONFIG_USB_ZD1201)	+= zd1201.o

obj-$(CONFIG_USB_ZD1201)	+= zd1201.o

obj-$(CONFIG_LIBERTAS_USB)     += libertas/

obj-$(CONFIG_LIBERTAS_USB)     += libertas/



rtl8187-objs		:= rtl8187_dev.o rtl8187_rtl8225.o

obj-$(CONFIG_RTL8187)	+= rtl8187.o

drivers/net/wireless/rtl8187.h

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#ifndef RTL8187_H

#define RTL8187_H



#include "rtl818x.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 {

	__le16 len;

	__le16 rate;

	u8 noise;

	u8 signal;

	u8 agc;

	u8 reserved;

	__le64 mac_time;

} __attribute__((packed));



struct rtl8187_tx_info {

	struct ieee80211_tx_control *control;

	struct urb *urb;

	struct ieee80211_hw *dev;

};



struct rtl8187_tx_hdr {

	__le32 flags;

#define RTL8187_TX_FLAG_NO_ENCRYPT	(1 << 15)

#define RTL8187_TX_FLAG_MORE_FRAG	(1 << 17)

#define RTL8187_TX_FLAG_CTS		(1 << 18)

#define RTL8187_TX_FLAG_RTS		(1 << 23)

	__le16 rts_duration;

	__le16 len;

	__le32 retry;

} __attribute__((packed));



struct rtl8187_priv {

	/* common between rtl818x drivers */

	struct rtl818x_csr *map;

	void (*rf_init)(struct ieee80211_hw *);

	int mode;



	/* rtl8187 specific */

	struct ieee80211_channel channels[14];

	struct ieee80211_rate rates[12];

	struct ieee80211_hw_mode modes[2];

	struct usb_device *udev;

	u8 *hwaddr;

	u16 txpwr_base;

	u8 asic_rev;

	struct sk_buff_head rx_queue;

};



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



static inline u8 rtl818x_ioread8(struct rtl8187_priv *priv, u8 *addr)

{

	u8 val;



	usb_control_msg(priv->udev, usb_rcvctrlpipe(priv->udev, 0),

			RTL8187_REQ_GET_REG, RTL8187_REQT_READ,

			(unsigned long)addr, 0, &val, sizeof(val), HZ / 2);



	return val;

}



static inline u16 rtl818x_ioread16(struct rtl8187_priv *priv, __le16 *addr)

{

	__le16 val;



	usb_control_msg(priv->udev, usb_rcvctrlpipe(priv->udev, 0),

			RTL8187_REQ_GET_REG, RTL8187_REQT_READ,

			(unsigned long)addr, 0, &val, sizeof(val), HZ / 2);



	return le16_to_cpu(val);

}



static inline u32 rtl818x_ioread32(struct rtl8187_priv *priv, __le32 *addr)

{

	__le32 val;



	usb_control_msg(priv->udev, usb_rcvctrlpipe(priv->udev, 0),

			RTL8187_REQ_GET_REG, RTL8187_REQT_READ,

			(unsigned long)addr, 0, &val, sizeof(val), HZ / 2);



	return le32_to_cpu(val);

}



static inline void rtl818x_iowrite8(struct rtl8187_priv *priv,

				    u8 *addr, u8 val)

{

	usb_control_msg(priv->udev, usb_sndctrlpipe(priv->udev, 0),

			RTL8187_REQ_SET_REG, RTL8187_REQT_WRITE,

			(unsigned long)addr, 0, &val, sizeof(val), HZ / 2);

}



static inline void rtl818x_iowrite16(struct rtl8187_priv *priv,

				     __le16 *addr, u16 val)

{

	__le16 buf = cpu_to_le16(val);



	usb_control_msg(priv->udev, usb_sndctrlpipe(priv->udev, 0),

			RTL8187_REQ_SET_REG, RTL8187_REQT_WRITE,

			(unsigned long)addr, 0, &buf, sizeof(buf), HZ / 2);

}



static inline void rtl818x_iowrite32(struct rtl8187_priv *priv,

				     __le32 *addr, u32 val)

{

	__le32 buf = cpu_to_le32(val);



	usb_control_msg(priv->udev, usb_sndctrlpipe(priv->udev, 0),

			RTL8187_REQ_SET_REG, RTL8187_REQT_WRITE,

			(unsigned long)addr, 0, &buf, sizeof(buf), HZ / 2);

}



#endif /* RTL8187_H */

drivers/net/wireless/rtl8187_dev.c

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