staging: r8188eu: Add files for new driver - part 29

This commit adds files include/rtw_p2p.h, include/rtw_pwrctrl.h,
include/rtw_qos.h, include/rtw_recv.h, and include/rtw_rf.h.
Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/rtl8188eu/include/rtw_p2p.h

+/******************************************************************************
+ *
+ * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that 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 Street, Fifth Floor, Boston, MA 02110, USA
+ *
+ *
+ ******************************************************************************/
+#ifndef __RTW_P2P_H_
+#define __RTW_P2P_H_
+
+#include <drv_types.h>
+
+u32 build_beacon_p2p_ie(struct wifidirect_info *pwdinfo, u8 *pbuf);
+u32 build_probe_resp_p2p_ie(struct wifidirect_info *pwdinfo, u8 *pbuf);
+u32 build_prov_disc_request_p2p_ie(struct wifidirect_info *pwdinfo,
+				   u8 *pbuf, u8 *pssid, u8 ussidlen,
+				   u8 *pdev_raddr);
+u32 build_assoc_resp_p2p_ie(struct wifidirect_info *pwdinfo,
+			    u8 *pbuf, u8 status_code);
+u32 build_deauth_p2p_ie(struct wifidirect_info *pwdinfo, u8 *pbuf);
+u32 process_probe_req_p2p_ie(struct wifidirect_info *pwdinfo,
+			     u8 *pframe, uint len);
+u32 process_assoc_req_p2p_ie(struct wifidirect_info *pwdinfo,
+			     u8 *pframe, uint len, struct sta_info *psta);
+u32 process_p2p_devdisc_req(struct wifidirect_info *pwdinfo,
+			    u8 *pframe, uint len);
+u32 process_p2p_devdisc_resp(struct wifidirect_info *pwdinfo,
+			     u8 *pframe, uint len);
+u8 process_p2p_provdisc_req(struct wifidirect_info *pwdinfo,
+			    u8 *pframe, uint len);
+u8 process_p2p_provdisc_resp(struct wifidirect_info *pwdinfo,  u8 *pframe);
+u8 process_p2p_group_negotation_req(struct wifidirect_info *pwdinfo,
+				    u8 *pframe, uint len);
+u8 process_p2p_group_negotation_resp(struct wifidirect_info *pwdinfo,
+				     u8 *pframe, uint len);
+u8 process_p2p_group_negotation_confirm(struct wifidirect_info *pwdinfo,
+					u8 *pframe, uint len);
+u8 process_p2p_presence_req(struct wifidirect_info *pwdinfo, u8 *pframe,
+			    uint len);
+void p2p_protocol_wk_hdl(struct adapter *padapter, int intcmdtype);
+void process_p2p_ps_ie(struct adapter *padapter, u8 *ies, u32 ielength);
+void p2p_ps_wk_hdl(struct adapter *padapter, u8 p2p_ps_state);
+u8 p2p_ps_wk_cmd(struct adapter *padapter, u8 p2p_ps_state, u8 enqueue);
+void reset_global_wifidirect_info(struct adapter *padapter);
+int rtw_init_wifi_display_info(struct adapter *padapter);
+void rtw_init_wifidirect_timers(struct adapter *padapter);
+void rtw_init_wifidirect_addrs(struct adapter *padapter, u8 *dev_addr,
+			       u8 *iface_addr);
+void init_wifidirect_info(struct adapter *padapter, enum P2P_ROLE role);
+int rtw_p2p_enable(struct adapter *padapter, enum P2P_ROLE role);
+
+static inline void _rtw_p2p_set_state(struct wifidirect_info *wdinfo,
+				      enum P2P_STATE state)
+{
+	if (wdinfo->p2p_state != state)
+		wdinfo->p2p_state = state;
+}
+
+static inline void _rtw_p2p_set_pre_state(struct wifidirect_info *wdinfo,
+					  enum P2P_STATE state)
+{
+	if (wdinfo->pre_p2p_state != state)
+		wdinfo->pre_p2p_state = state;
+}
+
+static inline void _rtw_p2p_set_role(struct wifidirect_info *wdinfo,
+				     enum P2P_ROLE role)
+{
+	if (wdinfo->role != role)
+		wdinfo->role = role;
+}
+
+static inline int _rtw_p2p_state(struct wifidirect_info *wdinfo)
+{
+	return wdinfo->p2p_state;
+}
+
+static inline int _rtw_p2p_pre_state(struct wifidirect_info *wdinfo)
+{
+	return wdinfo->pre_p2p_state;
+}
+
+static inline int _rtw_p2p_role(struct wifidirect_info *wdinfo)
+{
+	return wdinfo->role;
+}
+
+static inline bool _rtw_p2p_chk_state(struct wifidirect_info *wdinfo,
+				      enum P2P_STATE state)
+{
+	return wdinfo->p2p_state == state;
+}
+
+static inline bool _rtw_p2p_chk_role(struct wifidirect_info *wdinfo,
+				     enum P2P_ROLE role)
+{
+	return wdinfo->role == role;
+}
+
+#define rtw_p2p_set_state(wdinfo, state) _rtw_p2p_set_state(wdinfo, state)
+#define rtw_p2p_set_pre_state(wdinfo, state)				\
+	 _rtw_p2p_set_pre_state(wdinfo, state)
+#define rtw_p2p_set_role(wdinfo, role) _rtw_p2p_set_role(wdinfo, role)
+
+#define rtw_p2p_state(wdinfo) _rtw_p2p_state(wdinfo)
+#define rtw_p2p_pre_state(wdinfo) _rtw_p2p_pre_state(wdinfo)
+#define rtw_p2p_role(wdinfo) _rtw_p2p_role(wdinfo)
+#define rtw_p2p_chk_state(wdinfo, state) _rtw_p2p_chk_state(wdinfo, state)
+#define rtw_p2p_chk_role(wdinfo, role) _rtw_p2p_chk_role(wdinfo, role)
+
+#define rtw_p2p_findphase_ex_set(wdinfo, value) \
+	((wdinfo)->find_phase_state_exchange_cnt = (value))
+
+/* is this find phase exchange for social channel scan? */
+#define rtw_p2p_findphase_ex_is_social(wdinfo)   \
+((wdinfo)->find_phase_state_exchange_cnt >= P2P_FINDPHASE_EX_SOCIAL_FIRST)
+
+/* should we need find phase exchange anymore? */
+#define rtw_p2p_findphase_ex_is_needed(wdinfo) \
+	((wdinfo)->find_phase_state_exchange_cnt < P2P_FINDPHASE_EX_MAX && \
+	(wdinfo)->find_phase_state_exchange_cnt != P2P_FINDPHASE_EX_NONE)
+
+#endif

drivers/staging/rtl8188eu/include/rtw_pwrctrl.h

+/******************************************************************************
+ *
+ * Copyright(c) 2007 - 2012 Realtek Corporation. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that 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 Street, Fifth Floor, Boston, MA 02110, USA
+ *
+ *
+ ******************************************************************************/
+#ifndef __RTW_PWRCTRL_H_
+#define __RTW_PWRCTRL_H_
+
+#include <osdep_service.h>
+#include <drv_types.h>
+
+#define FW_PWR0		0
+#define FW_PWR1		1
+#define FW_PWR2		2
+#define FW_PWR3		3
+#define HW_PWR0		7
+#define HW_PWR1		6
+#define HW_PWR2		2
+#define HW_PWR3		0
+#define HW_PWR4		8
+
+#define FW_PWRMSK	0x7
+
+#define XMIT_ALIVE	BIT(0)
+#define RECV_ALIVE	BIT(1)
+#define CMD_ALIVE	BIT(2)
+#define EVT_ALIVE	BIT(3)
+
+enum power_mgnt {
+	PS_MODE_ACTIVE = 0,
+	PS_MODE_MIN,
+	PS_MODE_MAX,
+	PS_MODE_DTIM,
+	PS_MODE_VOIP,
+	PS_MODE_UAPSD_WMM,
+	PS_MODE_UAPSD,
+	PS_MODE_IBSS,
+	PS_MODE_WWLAN,
+	PM_Radio_Off,
+	PM_Card_Disable,
+	PS_MODE_NUM
+};
+
+/*
+	BIT[2:0] = HW state
+	BIT[3] = Protocol PS state,   0: register active state,
+				      1: register sleep state
+	BIT[4] = sub-state
+*/
+
+#define PS_DPS			BIT(0)
+#define PS_LCLK			(PS_DPS)
+#define PS_RF_OFF		BIT(1)
+#define PS_ALL_ON		BIT(2)
+#define PS_ST_ACTIVE		BIT(3)
+
+#define PS_ISR_ENABLE		BIT(4)
+#define PS_IMR_ENABLE		BIT(5)
+#define PS_ACK			BIT(6)
+#define PS_TOGGLE		BIT(7)
+
+#define PS_STATE_MASK		(0x0F)
+#define PS_STATE_HW_MASK	(0x07)
+#define PS_SEQ_MASK		(0xc0)
+
+#define PS_STATE(x)		(PS_STATE_MASK & (x))
+#define PS_STATE_HW(x)		(PS_STATE_HW_MASK & (x))
+#define PS_SEQ(x)		(PS_SEQ_MASK & (x))
+
+#define PS_STATE_S0		(PS_DPS)
+#define PS_STATE_S1		(PS_LCLK)
+#define PS_STATE_S2		(PS_RF_OFF)
+#define PS_STATE_S3		(PS_ALL_ON)
+#define PS_STATE_S4		((PS_ST_ACTIVE) | (PS_ALL_ON))
+
+#define PS_IS_RF_ON(x)	((x) & (PS_ALL_ON))
+#define PS_IS_ACTIVE(x)	((x) & (PS_ST_ACTIVE))
+#define CLR_PS_STATE(x)	((x) = ((x) & (0xF0)))
+
+struct reportpwrstate_parm {
+	unsigned char mode;
+	unsigned char state; /* the CPWM value */
+	unsigned short rsvd;
+};
+
+static inline void _init_pwrlock(struct semaphore  *plock)
+{
+	_rtw_init_sema(plock, 1);
+}
+
+static inline void _free_pwrlock(struct semaphore  *plock)
+{
+	_rtw_free_sema(plock);
+}
+
+static inline void _enter_pwrlock(struct semaphore  *plock)
+{
+	_rtw_down_sema(plock);
+}
+
+static inline void _exit_pwrlock(struct semaphore  *plock)
+{
+	_rtw_up_sema(plock);
+}
+
+#define LPS_DELAY_TIME	1*HZ /*  1 sec */
+
+#define EXE_PWR_NONE	0x01
+#define EXE_PWR_IPS		0x02
+#define EXE_PWR_LPS		0x04
+
+/*  RF state. */
+enum rt_rf_power_state {
+	rf_on,		/*  RF is on after RFSleep or RFOff */
+	rf_sleep,	/*  802.11 Power Save mode */
+	rf_off,		/*  HW/SW Radio OFF or Inactive Power Save */
+	/* Add the new RF state above this line===== */
+	rf_max
+};
+
+/*  RF Off Level for IPS or HW/SW radio off */
+#define	RT_RF_OFF_LEVL_ASPM		BIT(0)	/* PCI ASPM */
+#define	RT_RF_OFF_LEVL_CLK_REQ		BIT(1)	/* PCI clock request */
+#define	RT_RF_OFF_LEVL_PCI_D3		BIT(2)	/* PCI D3 mode */
+#define	RT_RF_OFF_LEVL_HALT_NIC		BIT(3)	/* NIC halt, re-init hw param*/
+#define	RT_RF_OFF_LEVL_FREE_FW		BIT(4)	/* FW free, re-download the FW*/
+#define	RT_RF_OFF_LEVL_FW_32K		BIT(5)	/* FW in 32k */
+#define	RT_RF_PS_LEVEL_ALWAYS_ASPM	BIT(6)	/* Always enable ASPM and Clock
+						 * Req in initialization. */
+#define	RT_RF_LPS_DISALBE_2R		BIT(30)	/* When LPS is on, disable 2R
+						 * if no packet is RX or TX. */
+#define	RT_RF_LPS_LEVEL_ASPM		BIT(31)	/* LPS with ASPM */
+
+#define	RT_IN_PS_LEVEL(ppsc, _PS_FLAG)				\
+	((ppsc->cur_ps_level & _PS_FLAG) ? true : false)
+#define	RT_CLEAR_PS_LEVEL(ppsc, _PS_FLAG)			\
+	(ppsc->cur_ps_level &= (~(_PS_FLAG)))
+#define	RT_SET_PS_LEVEL(ppsc, _PS_FLAG)				\
+	(ppsc->cur_ps_level |= _PS_FLAG)
+
+enum _PS_BBRegBackup_ {
+	PSBBREG_RF0 = 0,
+	PSBBREG_RF1,
+	PSBBREG_RF2,
+	PSBBREG_AFE0,
+	PSBBREG_TOTALCNT
+};
+
+enum { /*  for ips_mode */
+	IPS_NONE = 0,
+	IPS_NORMAL,
+	IPS_LEVEL_2,
+};
+
+struct pwrctrl_priv {
+	struct semaphore lock;
+	volatile u8 rpwm; /*  requested power state for fw */
+	volatile u8 cpwm; /*  fw current power state. updated when
+			   * 1. read from HCPWM 2. driver lowers power level */
+	volatile u8 tog; /*  toggling */
+	volatile u8 cpwm_tog; /*  toggling */
+
+	u8	pwr_mode;
+	u8	smart_ps;
+	u8	bcn_ant_mode;
+
+	u32	alives;
+	struct work_struct cpwm_event;
+	u8	bpower_saving;
+
+	u8	b_hw_radio_off;
+	u8	reg_rfoff;
+	u8	reg_pdnmode; /* powerdown mode */
+	u32	rfoff_reason;
+
+	/* RF OFF Level */
+	u32	cur_ps_level;
+	u32	reg_rfps_level;
+	uint	ips_enter_cnts;
+	uint	ips_leave_cnts;
+
+	u8	ips_mode;
+	u8	ips_mode_req;	/*  used to accept the mode setting request,
+				 *  will update to ipsmode later */
+	uint bips_processing;
+	u32 ips_deny_time; /* will deny IPS when system time less than this */
+	u8 ps_processing; /* temp used to mark whether in rtw_ps_processor */
+
+	u8	bLeisurePs;
+	u8	LpsIdleCount;
+	u8	power_mgnt;
+	u8	bFwCurrentInPSMode;
+	u32	DelayLPSLastTimeStamp;
+	u8	btcoex_rfon;
+	s32		pnp_current_pwr_state;
+	u8		pnp_bstop_trx;
+
+	u8		bInternalAutoSuspend;
+	u8		bInSuspend;
+#ifdef	CONFIG_BT_COEXIST
+	u8		bAutoResume;
+	u8		autopm_cnt;
+#endif
+	u8		bSupportRemoteWakeup;
+	struct timer_list pwr_state_check_timer;
+	int		pwr_state_check_interval;
+	u8		pwr_state_check_cnts;
+
+	int		ps_flag;
+
+	enum rt_rf_power_state	rf_pwrstate;/* cur power state */
+	enum rt_rf_power_state	change_rfpwrstate;
+
+	u8		wepkeymask;
+	u8		bHWPowerdown;/* if support hw power down */
+	u8		bHWPwrPindetect;
+	u8		bkeepfwalive;
+	u8		brfoffbyhw;
+	unsigned long PS_BBRegBackup[PSBBREG_TOTALCNT];
+};
+
+#define rtw_get_ips_mode_req(pwrctrlpriv) \
+	(pwrctrlpriv)->ips_mode_req
+
+#define rtw_ips_mode_req(pwrctrlpriv, ips_mode) \
+	((pwrctrlpriv)->ips_mode_req = (ips_mode))
+
+#define RTW_PWR_STATE_CHK_INTERVAL 2000
+
+#define _rtw_set_pwr_state_check_timer(pwrctrlpriv, ms) \
+	do { \
+		_set_timer(&(pwrctrlpriv)->pwr_state_check_timer, (ms)); \
+	} while (0)
+
+#define rtw_set_pwr_state_check_timer(pwrctrl)			\
+	_rtw_set_pwr_state_check_timer((pwrctrl),		\
+				       (pwrctrl)->pwr_state_check_interval)
+
+void rtw_init_pwrctrl_priv(struct adapter *adapter);
+void rtw_free_pwrctrl_priv(struct adapter *adapter);
+
+void rtw_set_ps_mode(struct adapter *adapter, u8 ps_mode, u8 smart_ps,
+		     u8 bcn_ant_mode);
+void rtw_set_rpwm(struct adapter *adapter, u8 val8);
+void LeaveAllPowerSaveMode(struct adapter *adapter);
+void ips_enter(struct adapter *padapter);
+int ips_leave(struct adapter *padapter);
+
+void rtw_ps_processor(struct adapter *padapter);
+
+enum rt_rf_power_state RfOnOffDetect(struct adapter *iadapter);
+
+s32 LPS_RF_ON_check(struct adapter *adapter, u32 delay_ms);
+void LPS_Enter(struct adapter *adapter);
+void LPS_Leave(struct adapter *adapter);
+
+u8 rtw_interface_ps_func(struct adapter *adapter,
+			 enum hal_intf_ps_func efunc_id, u8 *val);
+void rtw_set_ips_deny(struct adapter *adapter, u32 ms);
+int _rtw_pwr_wakeup(struct adapter *adapter, u32 ips_defer_ms,
+		    const char *caller);
+#define rtw_pwr_wakeup(adapter)						\
+	 _rtw_pwr_wakeup(adapter, RTW_PWR_STATE_CHK_INTERVAL, __func__)
+#define rtw_pwr_wakeup_ex(adapter, ips_deffer_ms)			\
+	 _rtw_pwr_wakeup(adapter, ips_deffer_ms, __func__)
+int rtw_pm_set_ips(struct adapter *adapter, u8 mode);
+int rtw_pm_set_lps(struct adapter *adapter, u8 mode);
+
+#endif  /* __RTL871X_PWRCTRL_H_ */

drivers/staging/rtl8188eu/include/rtw_qos.h

+/******************************************************************************
+ *
+ * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that 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 Street, Fifth Floor, Boston, MA 02110, USA
+ *
+ *
+ ******************************************************************************/
+#ifndef _RTW_QOS_H_
+#define _RTW_QOS_H_
+
+#include <osdep_service.h>
+
+struct	qos_priv	{
+	unsigned int	  qos_option;	/* bit mask option: u-apsd,
+					 * s-apsd, ts, block ack... */
+};
+
+#endif	/* _RTL871X_QOS_H_ */

drivers/staging/rtl8188eu/include/rtw_recv.h

+/******************************************************************************
+ *
+ * Copyright(c) 2007 - 2012 Realtek Corporation. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that 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 Street, Fifth Floor, Boston, MA 02110, USA
+ *
+ *
+ ******************************************************************************/
+#ifndef _RTW_RECV_H_
+#define _RTW_RECV_H_
+
+#include <osdep_service.h>
+#include <drv_types.h>
+
+
+#define NR_RECVFRAME 256
+
+#define RXFRAME_ALIGN	8
+#define RXFRAME_ALIGN_SZ	(1<<RXFRAME_ALIGN)
+
+#define MAX_RXFRAME_CNT	512
+#define MAX_RX_NUMBLKS		(32)
+#define RECVFRAME_HDR_ALIGN 128
+
+#define SNAP_SIZE sizeof(struct ieee80211_snap_hdr)
+
+#define MAX_SUBFRAME_COUNT	64
+
+/* for Rx reordering buffer control */
+struct recv_reorder_ctrl {
+	struct adapter	*padapter;
+	u8 enable;
+	u16 indicate_seq;/* wstart_b, init_value=0xffff */
+	u16 wend_b;
+	u8 wsize_b;
+	struct __queue pending_recvframe_queue;
+	struct timer_list reordering_ctrl_timer;
+};
+
+struct	stainfo_rxcache	{
+	u16	tid_rxseq[16];
+/*
+	unsigned short	tid0_rxseq;
+	unsigned short	tid1_rxseq;
+	unsigned short	tid2_rxseq;
+	unsigned short	tid3_rxseq;
+	unsigned short	tid4_rxseq;
+	unsigned short	tid5_rxseq;
+	unsigned short	tid6_rxseq;
+	unsigned short	tid7_rxseq;
+	unsigned short	tid8_rxseq;
+	unsigned short	tid9_rxseq;
+	unsigned short	tid10_rxseq;
+	unsigned short	tid11_rxseq;
+	unsigned short	tid12_rxseq;
+	unsigned short	tid13_rxseq;
+	unsigned short	tid14_rxseq;
+	unsigned short	tid15_rxseq;
+*/
+};
+
+struct smooth_rssi_data {
+	u32	elements[100];	/* array to store values */
+	u32	index;			/* index to current array to store */
+	u32	total_num;		/* num of valid elements */
+	u32	total_val;		/* sum of valid elements */
+};
+
+struct signal_stat {
+	u8	update_req;		/* used to indicate */
+	u8	avg_val;		/* avg of valid elements */
+	u32	total_num;		/* num of valid elements */
+	u32	total_val;		/* sum of valid elements */
+};
+#define MAX_PATH_NUM_92CS		2
+struct phy_info {
+	u8	RxPWDBAll;
+	u8	SignalQuality;	 /*  in 0-100 index. */
+	u8	RxMIMOSignalQuality[MAX_PATH_NUM_92CS]; /* EVM */
+	u8	RxMIMOSignalStrength[MAX_PATH_NUM_92CS];/*  in 0~100 index */
+	s8	RxPower; /*  in dBm Translate from PWdB */
+/*  Real power in dBm for this packet, no beautification and aggregation.
+ * Keep this raw info to be used for the other procedures. */
+	s8	recvpower;
+	u8	BTRxRSSIPercentage;
+	u8	SignalStrength; /*  in 0-100 index. */
+	u8	RxPwr[MAX_PATH_NUM_92CS];/* per-path's pwdb */
+	u8	RxSNR[MAX_PATH_NUM_92CS];/* per-path's SNR */
+};
+
+struct rx_pkt_attrib {
+	u16	pkt_len;
+	u8	physt;
+	u8	drvinfo_sz;
+	u8	shift_sz;
+	u8	hdrlen; /* the WLAN Header Len */
+	u8	to_fr_ds;
+	u8	amsdu;
+	u8	qos;
+	u8	priority;
+	u8	pw_save;
+	u8	mdata;
+	u16	seq_num;
+	u8	frag_num;
+	u8	mfrag;
+	u8	order;
+	u8	privacy; /* in frame_ctrl field */
+	u8	bdecrypted;
+	u8	encrypt; /* when 0 indicate no encrypt. when non-zero,
+			  * indicate the encrypt algorith */
+	u8	iv_len;
+	u8	icv_len;
+	u8	crc_err;
+	u8	icv_err;
+
+	u16 eth_type;
+
+	u8	dst[ETH_ALEN];
+	u8	src[ETH_ALEN];
+	u8	ta[ETH_ALEN];
+	u8	ra[ETH_ALEN];
+	u8	bssid[ETH_ALEN];
+
+	u8 ack_policy;
+
+	u8	key_index;
+
+	u8	mcs_rate;
+	u8	rxht;
+	u8	sgi;
+	u8	pkt_rpt_type;
+	u32	MacIDValidEntry[2];	/*  64 bits present 64 entry. */
+
+	struct phy_info phy_info;
+};
+
+
+/* These definition is used for Rx packet reordering. */
+#define SN_LESS(a, b)		(((a - b) & 0x800) != 0)
+#define SN_EQUAL(a, b)	(a == b)
+#define REORDER_WAIT_TIME	(50) /*  (ms) */
+
+#define RECVBUFF_ALIGN_SZ 8
+
+#define RXDESC_SIZE	24
+#define RXDESC_OFFSET RXDESC_SIZE
+
+struct recv_stat {
+	__le32 rxdw0;
+	__le32 rxdw1;
+	__le32 rxdw2;
+	__le32 rxdw3;
+	__le32 rxdw4;
+	__le32 rxdw5;
+};
+
+#define EOR BIT(30)
+
+/*
+accesser of recv_priv: rtw_recv_entry(dispatch / passive level);
+recv_thread(passive) ; returnpkt(dispatch)
+; halt(passive) ;
+
+using enter_critical section to protect
+*/
+struct recv_priv {
+	spinlock_t lock;
+	struct __queue free_recv_queue;
+	struct __queue recv_pending_queue;
+	struct __queue uc_swdec_pending_queue;
+	u8 *pallocated_frame_buf;
+	u8 *precv_frame_buf;
+	uint free_recvframe_cnt;
+	struct adapter	*adapter;
+	u32	bIsAnyNonBEPkts;
+	u64	rx_bytes;
+	u64	rx_pkts;
+	u64	rx_drop;
+	u64	last_rx_bytes;
+
+	uint  rx_icv_err;
+	uint  rx_largepacket_crcerr;
+	uint  rx_smallpacket_crcerr;
+	uint  rx_middlepacket_crcerr;
+	struct semaphore allrxreturnevt;
+	uint	ff_hwaddr;
+	u8	rx_pending_cnt;
+
+	struct tasklet_struct irq_prepare_beacon_tasklet;
+	struct tasklet_struct recv_tasklet;
+	struct sk_buff_head free_recv_skb_queue;
+	struct sk_buff_head rx_skb_queue;
+	u8 *pallocated_recv_buf;
+	u8 *precv_buf;    /*  4 alignment */
+	struct __queue free_recv_buf_queue;
+	u32	free_recv_buf_queue_cnt;
+	/* For display the phy informatiom */
+	u8 is_signal_dbg;	/*  for debug */
+	u8 signal_strength_dbg;	/*  for debug */
+	s8 rssi;
+	s8 rxpwdb;
+	u8 signal_strength;
+	u8 signal_qual;
+	u8 noise;
+	int RxSNRdB[2];
+	s8 RxRssi[2];
+	int FalseAlmCnt_all;
+
+	struct timer_list signal_stat_timer;
+	u32 signal_stat_sampling_interval;
+	struct signal_stat signal_qual_data;
+	struct signal_stat signal_strength_data;
+};
+
+#define rtw_set_signal_stat_timer(recvpriv)			\
+	_set_timer(&(recvpriv)->signal_stat_timer,		\
+		   (recvpriv)->signal_stat_sampling_interval)
+
+struct sta_recv_priv {
+	spinlock_t lock;
+	int	option;
+	struct __queue defrag_q; /* keeping the fragment frame until defrag */
+	struct	stainfo_rxcache rxcache;
+};
+
+struct recv_buf {
+	struct list_head list;
+	spinlock_t recvbuf_lock;
+	u32	ref_cnt;
+	struct adapter *adapter;
+	u8	*pbuf;
+	u8	*pallocated_buf;
+	u32	len;
+	u8	*phead;
+	u8	*pdata;
+	u8	*ptail;
+	u8	*pend;
+	struct urb *purb;
+	dma_addr_t dma_transfer_addr;	/* (in) dma addr for transfer_buffer */
+	u32 alloc_sz;
+	u8  irp_pending;
+	int  transfer_len;
+	struct sk_buff *pskb;
+	u8	reuse;
+};
+
+/*
+	head  ----->
+
+		data  ----->
+
+			payload
+
+		tail  ----->
+
+
+	end   ----->
+
+	len = (unsigned int )(tail - data);
+
+*/
+struct recv_frame_hdr {
+	struct list_head list;
+	struct sk_buff	 *pkt;
+	struct sk_buff	 *pkt_newalloc;
+	struct adapter  *adapter;
+	u8 fragcnt;
+	int frame_tag;
+	struct rx_pkt_attrib attrib;
+	uint  len;
+	u8 *rx_head;
+	u8 *rx_data;
+	u8 *rx_tail;
+	u8 *rx_end;
+	void *precvbuf;
+	struct sta_info *psta;
+	/* for A-MPDU Rx reordering buffer control */
+	struct recv_reorder_ctrl *preorder_ctrl;
+};
+
+union recv_frame {
+	union {
+		struct list_head list;
+		struct recv_frame_hdr hdr;
+		uint mem[RECVFRAME_HDR_ALIGN>>2];
+	} u;
+};
+
+union recv_frame *_rtw_alloc_recvframe(struct __queue *pfree_recv_queue);
+union recv_frame *rtw_alloc_recvframe(struct __queue *pfree_recv_queue);
+void rtw_init_recvframe(union recv_frame *precvframe,
+			struct recv_priv *precvpriv);
+int  rtw_free_recvframe(union recv_frame *precvframe,
+			struct __queue *pfree_recv_queue);
+#define rtw_dequeue_recvframe(queue) rtw_alloc_recvframe(queue)
+int _rtw_enqueue_recvframe(union recv_frame *precvframe, struct __queue *queue);
+int rtw_enqueue_recvframe(union recv_frame *precvframe, struct __queue *queue);
+void rtw_free_recvframe_queue(struct __queue *pframequeue,
+			      struct __queue *pfree_recv_queue);
+u32 rtw_free_uc_swdec_pending_queue(struct adapter *adapter);
+int rtw_enqueue_recvbuf_to_head(struct recv_buf *buf, struct __queue *queue);
+int rtw_enqueue_recvbuf(struct recv_buf *precvbuf, struct __queue *queue);
+struct recv_buf *rtw_dequeue_recvbuf(struct __queue *queue);
+
+void rtw_reordering_ctrl_timeout_handler(void *pcontext);
+
+static inline u8 *get_rxmem(union recv_frame *precvframe)
+{
+	/* always return rx_head... */
+	if (precvframe == NULL)
+		return NULL;
+	return precvframe->u.hdr.rx_head;
+}
+
+static inline u8 *get_rx_status(union recv_frame *precvframe)
+{
+	return get_rxmem(precvframe);
+}
+
+static inline u8 *get_recvframe_data(union recv_frame *precvframe)
+{
+	/* always return rx_data */
+	if (precvframe == NULL)
+		return NULL;
+
+	return precvframe->u.hdr.rx_data;
+}
+
+static inline u8 *recvframe_push(union recv_frame *precvframe, int sz)
+{
+	/*  append data before rx_data */
+
+	/* add data to the start of recv_frame
+ *
+ *      This function extends the used data area of the recv_frame at the buffer
+ *      start. rx_data must be still larger than rx_head, after pushing.
+ */
+	if (precvframe == NULL)
+		return NULL;
+	precvframe->u.hdr.rx_data -= sz ;
+	if (precvframe->u.hdr.rx_data < precvframe->u.hdr.rx_head) {
+		precvframe->u.hdr.rx_data += sz;
+		return NULL;
+	}
+	precvframe->u.hdr.len += sz;
+	return precvframe->u.hdr.rx_data;
+}
+
+static inline u8 *recvframe_pull(union recv_frame *precvframe, int sz)
+{
+	/*  rx_data += sz; move rx_data sz bytes  hereafter */
+
+	/* used for extract sz bytes from rx_data, update rx_data and return
+	 * the updated rx_data to the caller */
+
+	if (precvframe == NULL)
+		return NULL;
+	precvframe->u.hdr.rx_data += sz;
+	if (precvframe->u.hdr.rx_data > precvframe->u.hdr.rx_tail) {
+		precvframe->u.hdr.rx_data -= sz;
+		return NULL;
+	}
+	precvframe->u.hdr.len -= sz;
+	return precvframe->u.hdr.rx_data;
+}
+
+static inline u8 *recvframe_put(union recv_frame *precvframe, int sz)
+{
+	/* used for append sz bytes from ptr to rx_tail, update rx_tail
+	 * and return the updated rx_tail to the caller */
+	/* after putting, rx_tail must be still larger than rx_end. */
+
+	if (precvframe == NULL)
+		return NULL;
+
+	precvframe->u.hdr.rx_tail += sz;
+
+	if (precvframe->u.hdr.rx_tail > precvframe->u.hdr.rx_end) {
+		precvframe->u.hdr.rx_tail -= sz;
+		return NULL;
+	}
+	precvframe->u.hdr.len += sz;
+	return precvframe->u.hdr.rx_tail;
+}
+
+static inline u8 *recvframe_pull_tail(union recv_frame *precvframe, int sz)
+{
+	/*  rmv data from rx_tail (by yitsen) */
+
+	/* used for extract sz bytes from rx_end, update rx_end and return
+	 * the updated rx_end to the caller */
+	/* after pulling, rx_end must be still larger than rx_data. */
+
+	if (precvframe == NULL)
+		return NULL;
+	precvframe->u.hdr.rx_tail -= sz;
+	if (precvframe->u.hdr.rx_tail < precvframe->u.hdr.rx_data) {
+		precvframe->u.hdr.rx_tail += sz;
+		return NULL;
+	}
+	precvframe->u.hdr.len -= sz;
+	return precvframe->u.hdr.rx_tail;
+}
+
+static inline unsigned char *get_rxbuf_desc(union recv_frame *precvframe)
+{
+	unsigned char *buf_desc;
+
+	if (precvframe == NULL)
+		return NULL;
+	return buf_desc;
+}
+
+static inline union recv_frame *rxmem_to_recvframe(u8 *rxmem)
+{
+	/* due to the design of 2048 bytes alignment of recv_frame,
+	 * we can reference the union recv_frame */
+	/* from any given member of recv_frame. */
+	/*  rxmem indicates the any member/address in recv_frame */
+
+	return (union recv_frame *)(((size_t)rxmem >> RXFRAME_ALIGN) << RXFRAME_ALIGN);
+}
+
+static inline union recv_frame *pkt_to_recvframe(struct sk_buff *pkt)
+{
+	u8 *buf_star;
+	union recv_frame *precv_frame;
+	precv_frame = rxmem_to_recvframe((unsigned char *)buf_star);
+
+	return precv_frame;
+}
+
+static inline u8 *pkt_to_recvmem(struct sk_buff *pkt)
+{
+	/*  return the rx_head */
+
+	union recv_frame *precv_frame = pkt_to_recvframe(pkt);
+
+	return	precv_frame->u.hdr.rx_head;
+}
+
+static inline u8 *pkt_to_recvdata(struct sk_buff *pkt)
+{
+	/*  return the rx_data */
+
+	union recv_frame *precv_frame = pkt_to_recvframe(pkt);
+
+	return	precv_frame->u.hdr.rx_data;
+}
+
+static inline int get_recvframe_len(union recv_frame *precvframe)
+{
+	return precvframe->u.hdr.len;
+}
+
+static inline s32 translate_percentage_to_dbm(u32 sig_stren_index)
+{
+	s32	power; /*  in dBm. */
+
+	/*  Translate to dBm (x=0.5y-95). */
+	power = (s32)((sig_stren_index + 1) >> 1);
+	power -= 95;
+
+	return power;
+}
+
+
+struct sta_info;
+
+void _rtw_init_sta_recv_priv(struct sta_recv_priv *psta_recvpriv);
+
+void  mgt_dispatcher(struct adapter *padapter, union recv_frame *precv_frame);
+
+#endif

drivers/staging/rtl8188eu/include/rtw_rf.h

+/******************************************************************************
+ *
+ * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that 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 Street, Fifth Floor, Boston, MA 02110, USA
+ *
+ *
+ ******************************************************************************/
+#ifndef	__RTW_RF_H_
+#define __RTW_RF_H_
+
+#include <rtw_cmd.h>
+
+#define OFDM_PHY		1
+#define MIXED_PHY		2
+#define CCK_PHY		3
+
+#define NumRates	(13)
+
+/*  slot time for 11g */
+#define SHORT_SLOT_TIME			9
+#define NON_SHORT_SLOT_TIME		20
+
+#define RTL8711_RF_MAX_SENS		6
+#define RTL8711_RF_DEF_SENS		4
+
+/*  We now define the following channels as the max channels in each
+ * channel plan. */
+/*  2G, total 14 chnls */
+/*  {1,2,3,4,5,6,7,8,9,10,11,12,13,14} */
+#define	MAX_CHANNEL_NUM_2G		14
+#define	MAX_CHANNEL_NUM			14	/* 2.4 GHz only */
+
+#define NUM_REGULATORYS	1
+
+/* Country codes */
+#define USA				0x555320
+#define EUROPE				0x1 /* temp, should be provided later */
+#define JAPAN				0x2 /* temp, should be provided later */
+
+struct	regulatory_class {
+	u32	starting_freq;				/* MHz, */
+	u8	channel_set[MAX_CHANNEL_NUM];
+	u8	channel_cck_power[MAX_CHANNEL_NUM];	/* dbm */
+	u8	channel_ofdm_power[MAX_CHANNEL_NUM];	/* dbm */
+	u8	txpower_limit;				/* dbm */
+	u8	channel_spacing;			/* MHz */
+	u8	modem;
+};
+
+enum capability {
+	cESS		= 0x0001,
+	cIBSS		= 0x0002,
+	cPollable	= 0x0004,
+	cPollReq	= 0x0008,
+	cPrivacy	= 0x0010,
+	cShortPreamble	= 0x0020,
+	cPBCC		= 0x0040,
+	cChannelAgility	= 0x0080,
+	cSpectrumMgnt	= 0x0100,
+	cQos		= 0x0200,	/* For HCCA, use with CF-Pollable
+					 * and CF-PollReq */
+	cShortSlotTime	= 0x0400,
+	cAPSD		= 0x0800,
+	cRM		= 0x1000,	/*  RRM (Radio Request Measurement) */
+	cDSSS_OFDM	= 0x2000,
+	cDelayedBA	= 0x4000,
+	cImmediateBA	= 0x8000,
+};
+
+enum	_REG_PREAMBLE_MODE {
+	PREAMBLE_LONG	= 1,
+	PREAMBLE_AUTO	= 2,
+	PREAMBLE_SHORT	= 3,
+};
+
+enum _RTL8712_RF_MIMO_CONFIG_ {
+	RTL8712_RFCONFIG_1T = 0x10,
+	RTL8712_RFCONFIG_2T = 0x20,
+	RTL8712_RFCONFIG_1R = 0x01,
+	RTL8712_RFCONFIG_2R = 0x02,
+	RTL8712_RFCONFIG_1T1R = 0x11,
+	RTL8712_RFCONFIG_1T2R = 0x12,
+	RTL8712_RFCONFIG_TURBO = 0x92,
+	RTL8712_RFCONFIG_2T2R = 0x22
+};
+
+enum rf90_radio_path {
+	RF90_PATH_A = 0,		/* Radio Path A */
+	RF90_PATH_B = 1,		/* Radio Path B */
+	RF90_PATH_C = 2,		/* Radio Path C */
+	RF90_PATH_D = 3			/* Radio Path D */
+};
+
+/*  Bandwidth Offset */
+#define HAL_PRIME_CHNL_OFFSET_DONT_CARE	0
+#define HAL_PRIME_CHNL_OFFSET_LOWER	1
+#define HAL_PRIME_CHNL_OFFSET_UPPER	2
+
+/*  Represent Channel Width in HT Capabilities */
+/*  */
+enum ht_channel_width {
+	HT_CHANNEL_WIDTH_20 = 0,
+	HT_CHANNEL_WIDTH_40 = 1,
+	HT_CHANNEL_WIDTH_80 = 2,
+	HT_CHANNEL_WIDTH_160 = 3,
+	HT_CHANNEL_WIDTH_10 = 4,
+};
+
+/*  */
+/*  Represent Extention Channel Offset in HT Capabilities */
+/*  This is available only in 40Mhz mode. */
+/*  */
+enum ht_extchnl_offset {
+	HT_EXTCHNL_OFFSET_NO_EXT = 0,
+	HT_EXTCHNL_OFFSET_UPPER = 1,
+	HT_EXTCHNL_OFFSET_NO_DEF = 2,
+	HT_EXTCHNL_OFFSET_LOWER = 3,
+};
+
+/* 2007/11/15 MH Define different RF type. */
+enum rt_rf_type_def {
+	RF_1T2R = 0,
+	RF_2T4R = 1,
+	RF_2T2R = 2,
+	RF_1T1R = 3,
+	RF_2T2R_GREEN = 4,
+	RF_819X_MAX_TYPE = 5,
+};
+
+u32 rtw_ch2freq(u32 ch);
+u32 rtw_freq2ch(u32 freq);
+
+
+#endif /* _RTL8711_RF_H_ */