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linux_dsm_epyc7002/drivers/net/wireless/p54/lmac.h
Thomas Huehn 36323f817a mac80211: move TX station pointer and restructure TX 
Remove the control.sta pointer from ieee80211_tx_info to free up
sufficient space in the TX skb control buffer for the upcoming
Transmit Power Control (TPC).
Instead, the pointer is now on the stack in a new control struct
that is passed as a function parameter to the drivers' tx method.

Signed-off-by: Thomas Huehn <thomas@net.t-labs.tu-berlin.de>
Signed-off-by: Alina Friedrichsen <x-alina@gmx.net>
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
[reworded commit message]
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2012-07-31 16:18:39 +02:00

563 lines
12 KiB
C
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/*
* LMAC Interface specific definitions for mac80211 Prism54 drivers
*
* Copyright (c) 2006, Michael Wu <flamingice@sourmilk.net>
* Copyright (c) 2007 - 2009, Christian Lamparter <chunkeey@web.de>
*
* Based on:
* - the islsm (softmac prism54) driver, which is:
* Copyright 2004-2006 Jean-Baptiste Note <jbnote@gmail.com>, et al.
*
* - LMAC API interface header file for STLC4560 (lmac_longbow.h)
* Copyright (C) 2007 Conexant Systems, Inc.
*
* 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 LMAC_H
#define LMAC_H
enum p54_control_frame_types {
P54_CONTROL_TYPE_SETUP = 0,
P54_CONTROL_TYPE_SCAN,
P54_CONTROL_TYPE_TRAP,
P54_CONTROL_TYPE_DCFINIT,
P54_CONTROL_TYPE_RX_KEYCACHE,
P54_CONTROL_TYPE_TIM,
P54_CONTROL_TYPE_PSM,
P54_CONTROL_TYPE_TXCANCEL,
P54_CONTROL_TYPE_TXDONE,
P54_CONTROL_TYPE_BURST,
P54_CONTROL_TYPE_STAT_READBACK,
P54_CONTROL_TYPE_BBP,
P54_CONTROL_TYPE_EEPROM_READBACK,
P54_CONTROL_TYPE_LED,
P54_CONTROL_TYPE_GPIO,
P54_CONTROL_TYPE_TIMER,
P54_CONTROL_TYPE_MODULATION,
P54_CONTROL_TYPE_SYNTH_CONFIG,
P54_CONTROL_TYPE_DETECTOR_VALUE,
P54_CONTROL_TYPE_XBOW_SYNTH_CFG,
P54_CONTROL_TYPE_CCE_QUIET,
P54_CONTROL_TYPE_PSM_STA_UNLOCK,
P54_CONTROL_TYPE_PCS,
P54_CONTROL_TYPE_BT_BALANCER = 28,
P54_CONTROL_TYPE_GROUP_ADDRESS_TABLE = 30,
P54_CONTROL_TYPE_ARPTABLE = 31,
P54_CONTROL_TYPE_BT_OPTIONS = 35,
};
#define P54_HDR_FLAG_CONTROL BIT(15)
#define P54_HDR_FLAG_CONTROL_OPSET (BIT(15) + BIT(0))
#define P54_HDR_FLAG_DATA_ALIGN BIT(14)
#define P54_HDR_FLAG_DATA_OUT_PROMISC BIT(0)
#define P54_HDR_FLAG_DATA_OUT_TIMESTAMP BIT(1)
#define P54_HDR_FLAG_DATA_OUT_SEQNR BIT(2)
#define P54_HDR_FLAG_DATA_OUT_BIT3 BIT(3)
#define P54_HDR_FLAG_DATA_OUT_BURST BIT(4)
#define P54_HDR_FLAG_DATA_OUT_NOCANCEL BIT(5)
#define P54_HDR_FLAG_DATA_OUT_CLEARTIM BIT(6)
#define P54_HDR_FLAG_DATA_OUT_HITCHHIKE BIT(7)
#define P54_HDR_FLAG_DATA_OUT_COMPRESS BIT(8)
#define P54_HDR_FLAG_DATA_OUT_CONCAT BIT(9)
#define P54_HDR_FLAG_DATA_OUT_PCS_ACCEPT BIT(10)
#define P54_HDR_FLAG_DATA_OUT_WAITEOSP BIT(11)
#define P54_HDR_FLAG_DATA_IN_FCS_GOOD BIT(0)
#define P54_HDR_FLAG_DATA_IN_MATCH_MAC BIT(1)
#define P54_HDR_FLAG_DATA_IN_MCBC BIT(2)
#define P54_HDR_FLAG_DATA_IN_BEACON BIT(3)
#define P54_HDR_FLAG_DATA_IN_MATCH_BSS BIT(4)
#define P54_HDR_FLAG_DATA_IN_BCAST_BSS BIT(5)
#define P54_HDR_FLAG_DATA_IN_DATA BIT(6)
#define P54_HDR_FLAG_DATA_IN_TRUNCATED BIT(7)
#define P54_HDR_FLAG_DATA_IN_BIT8 BIT(8)
#define P54_HDR_FLAG_DATA_IN_TRANSPARENT BIT(9)
struct p54_hdr {
__le16 flags;
__le16 len;
__le32 req_id;
__le16 type; /* enum p54_control_frame_types */
u8 rts_tries;
u8 tries;
u8 data[0];
} __packed;
#define GET_REQ_ID(skb) \
(((struct p54_hdr *) ((struct sk_buff *) skb)->data)->req_id) \
#define FREE_AFTER_TX(skb) \
((((struct p54_hdr *) ((struct sk_buff *) skb)->data)-> \
flags) == cpu_to_le16(P54_HDR_FLAG_CONTROL_OPSET))
#define IS_DATA_FRAME(skb) \
(!((((struct p54_hdr *) ((struct sk_buff *) skb)->data)-> \
flags) & cpu_to_le16(P54_HDR_FLAG_CONTROL)))
#define GET_HW_QUEUE(skb) \
(((struct p54_tx_data *)((struct p54_hdr *) \
skb->data)->data)->hw_queue)
/*
* shared interface ID definitions
* The interface ID is a unique identification of a specific interface.
* The following values are reserved: 0x0000, 0x0002, 0x0012, 0x0014, 0x0015
*/
#define IF_ID_ISL36356A 0x0001 /* ISL36356A <-> Firmware */
#define IF_ID_MVC 0x0003 /* MAC Virtual Coprocessor */
#define IF_ID_DEBUG 0x0008 /* PolDebug Interface */
#define IF_ID_PRODUCT 0x0009
#define IF_ID_OEM 0x000a
#define IF_ID_PCI3877 0x000b /* 3877 <-> Host PCI */
#define IF_ID_ISL37704C 0x000c /* ISL37704C <-> Fw */
#define IF_ID_ISL39000 0x000f /* ISL39000 <-> Fw */
#define IF_ID_ISL39300A 0x0010 /* ISL39300A <-> Fw */
#define IF_ID_ISL37700_UAP 0x0016 /* ISL37700 uAP Fw <-> Fw */
#define IF_ID_ISL39000_UAP 0x0017 /* ISL39000 uAP Fw <-> Fw */
#define IF_ID_LMAC 0x001a /* Interface exposed by LMAC */
struct exp_if {
__le16 role;
__le16 if_id;
__le16 variant;
__le16 btm_compat;
__le16 top_compat;
} __packed;
struct dep_if {
__le16 role;
__le16 if_id;
__le16 variant;
} __packed;
/* driver <-> lmac definitions */
struct p54_eeprom_lm86 {
union {
struct {
__le16 offset;
__le16 len;
u8 data[0];
} __packed v1;
struct {
__le32 offset;
__le16 len;
u8 magic2;
u8 pad;
u8 magic[4];
u8 data[0];
} __packed v2;
} __packed;
} __packed;
enum p54_rx_decrypt_status {
P54_DECRYPT_NONE = 0,
P54_DECRYPT_OK,
P54_DECRYPT_NOKEY,
P54_DECRYPT_NOMICHAEL,
P54_DECRYPT_NOCKIPMIC,
P54_DECRYPT_FAIL_WEP,
P54_DECRYPT_FAIL_TKIP,
P54_DECRYPT_FAIL_MICHAEL,
P54_DECRYPT_FAIL_CKIPKP,
P54_DECRYPT_FAIL_CKIPMIC,
P54_DECRYPT_FAIL_AESCCMP
};
struct p54_rx_data {
__le16 flags;
__le16 len;
__le16 freq;
u8 antenna;
u8 rate;
u8 rssi;
u8 quality;
u8 decrypt_status;
u8 rssi_raw;
__le32 tsf32;
__le32 unalloc0;
u8 align[0];
} __packed;
enum p54_trap_type {
P54_TRAP_SCAN = 0,
P54_TRAP_TIMER,
P54_TRAP_BEACON_TX,
P54_TRAP_FAA_RADIO_ON,
P54_TRAP_FAA_RADIO_OFF,
P54_TRAP_RADAR,
P54_TRAP_NO_BEACON,
P54_TRAP_TBTT,
P54_TRAP_SCO_ENTER,
P54_TRAP_SCO_EXIT
};
struct p54_trap {
__le16 event;
__le16 frequency;
} __packed;
enum p54_frame_sent_status {
P54_TX_OK = 0,
P54_TX_FAILED,
P54_TX_PSM,
P54_TX_PSM_CANCELLED = 4
};
struct p54_frame_sent {
u8 status;
u8 tries;
u8 ack_rssi;
u8 quality;
__le16 seq;
u8 antenna;
u8 padding;
} __packed;
enum p54_tx_data_crypt {
P54_CRYPTO_NONE = 0,
P54_CRYPTO_WEP,
P54_CRYPTO_TKIP,
P54_CRYPTO_TKIPMICHAEL,
P54_CRYPTO_CCX_WEPMIC,
P54_CRYPTO_CCX_KPMIC,
P54_CRYPTO_CCX_KP,
P54_CRYPTO_AESCCMP
};
enum p54_tx_data_queue {
P54_QUEUE_BEACON = 0,
P54_QUEUE_FWSCAN = 1,
P54_QUEUE_MGMT = 2,
P54_QUEUE_CAB = 3,
P54_QUEUE_DATA = 4,
P54_QUEUE_AC_NUM = 4,
P54_QUEUE_AC_VO = 4,
P54_QUEUE_AC_VI = 5,
P54_QUEUE_AC_BE = 6,
P54_QUEUE_AC_BK = 7,
/* keep last */
P54_QUEUE_NUM = 8,
};
#define IS_QOS_QUEUE(n) (n >= P54_QUEUE_DATA)
struct p54_tx_data {
u8 rateset[8];
u8 rts_rate_idx;
u8 crypt_offset;
u8 key_type;
u8 key_len;
u8 key[16];
u8 hw_queue;
u8 backlog;
__le16 durations[4];
u8 tx_antenna;
union {
struct {
u8 cts_rate;
__le16 output_power;
} __packed longbow;
struct {
u8 output_power;
u8 cts_rate;
u8 unalloc;
} __packed normal;
} __packed;
u8 unalloc2[2];
u8 align[0];
} __packed;
/* unit is ms */
#define P54_TX_FRAME_LIFETIME 2000
#define P54_TX_TIMEOUT 4000
#define P54_STATISTICS_UPDATE 5000
#define P54_FILTER_TYPE_NONE 0
#define P54_FILTER_TYPE_STATION BIT(0)
#define P54_FILTER_TYPE_IBSS BIT(1)
#define P54_FILTER_TYPE_AP BIT(2)
#define P54_FILTER_TYPE_TRANSPARENT BIT(3)
#define P54_FILTER_TYPE_PROMISCUOUS BIT(4)
#define P54_FILTER_TYPE_HIBERNATE BIT(5)
#define P54_FILTER_TYPE_NOACK BIT(6)
#define P54_FILTER_TYPE_RX_DISABLED BIT(7)
struct p54_setup_mac {
__le16 mac_mode;
u8 mac_addr[ETH_ALEN];
u8 bssid[ETH_ALEN];
u8 rx_antenna;
u8 rx_align;
union {
struct {
__le32 basic_rate_mask;
u8 rts_rates[8];
__le32 rx_addr;
__le16 max_rx;
__le16 rxhw;
__le16 wakeup_timer;
__le16 unalloc0;
} __packed v1;
struct {
__le32 rx_addr;
__le16 max_rx;
__le16 rxhw;
__le16 timer;
__le16 truncate;
__le32 basic_rate_mask;
u8 sbss_offset;
u8 mcast_window;
u8 rx_rssi_threshold;
u8 rx_ed_threshold;
__le32 ref_clock;
__le16 lpf_bandwidth;
__le16 osc_start_delay;
} __packed v2;
} __packed;
} __packed;
#define P54_SETUP_V1_LEN 40
#define P54_SETUP_V2_LEN (sizeof(struct p54_setup_mac))
#define P54_SCAN_EXIT BIT(0)
#define P54_SCAN_TRAP BIT(1)
#define P54_SCAN_ACTIVE BIT(2)
#define P54_SCAN_FILTER BIT(3)
struct p54_scan_head {
__le16 mode;
__le16 dwell;
u8 scan_params[20];
__le16 freq;
} __packed;
struct p54_pa_curve_data_sample {
u8 rf_power;
u8 pa_detector;
u8 data_barker;
u8 data_bpsk;
u8 data_qpsk;
u8 data_16qam;
u8 data_64qam;
u8 padding;
} __packed;
struct p54_scan_body {
u8 pa_points_per_curve;
u8 val_barker;
u8 val_bpsk;
u8 val_qpsk;
u8 val_16qam;
u8 val_64qam;
struct p54_pa_curve_data_sample curve_data[8];
u8 dup_bpsk;
u8 dup_qpsk;
u8 dup_16qam;
u8 dup_64qam;
} __packed;
/*
* Warning: Longbow's structures are bogus.
*/
struct p54_channel_output_limit_longbow {
__le16 rf_power_points[12];
} __packed;
struct p54_pa_curve_data_sample_longbow {
__le16 rf_power;
__le16 pa_detector;
struct {
__le16 data[4];
} points[3] __packed;
} __packed;
struct p54_scan_body_longbow {
struct p54_channel_output_limit_longbow power_limits;
struct p54_pa_curve_data_sample_longbow curve_data[8];
__le16 unkn[6]; /* maybe more power_limits or rate_mask */
} __packed;
union p54_scan_body_union {
struct p54_scan_body normal;
struct p54_scan_body_longbow longbow;
} __packed;
struct p54_scan_tail_rate {
__le32 basic_rate_mask;
u8 rts_rates[8];
} __packed;
struct p54_led {
__le16 flags;
__le16 mask[2];
__le16 delay[2];
} __packed;
struct p54_edcf {
u8 flags;
u8 slottime;
u8 sifs;
u8 eofpad;
struct p54_edcf_queue_param queue[8];
u8 mapping[4];
__le16 frameburst;
__le16 round_trip_delay;
} __packed;
struct p54_statistics {
__le32 rx_success;
__le32 rx_bad_fcs;
__le32 rx_abort;
__le32 rx_abort_phy;
__le32 rts_success;
__le32 rts_fail;
__le32 tsf32;
__le32 airtime;
__le32 noise;
__le32 sample_noise[8];
__le32 sample_cca;
__le32 sample_tx;
} __packed;
struct p54_xbow_synth {
__le16 magic1;
__le16 magic2;
__le16 freq;
u32 padding[5];
} __packed;
struct p54_timer {
__le32 interval;
} __packed;
struct p54_keycache {
u8 entry;
u8 key_id;
u8 mac[ETH_ALEN];
u8 padding[2];
u8 key_type;
u8 key_len;
u8 key[24];
} __packed;
struct p54_burst {
u8 flags;
u8 queue;
u8 backlog;
u8 pad;
__le16 durations[32];
} __packed;
struct p54_psm_interval {
__le16 interval;
__le16 periods;
} __packed;
#define P54_PSM_CAM 0
#define P54_PSM BIT(0)
#define P54_PSM_DTIM BIT(1)
#define P54_PSM_MCBC BIT(2)
#define P54_PSM_CHECKSUM BIT(3)
#define P54_PSM_SKIP_MORE_DATA BIT(4)
#define P54_PSM_BEACON_TIMEOUT BIT(5)
#define P54_PSM_HFOSLEEP BIT(6)
#define P54_PSM_AUTOSWITCH_SLEEP BIT(7)
#define P54_PSM_LPIT BIT(8)
#define P54_PSM_BF_UCAST_SKIP BIT(9)
#define P54_PSM_BF_MCAST_SKIP BIT(10)
struct p54_psm {
__le16 mode;
__le16 aid;
struct p54_psm_interval intervals[4];
u8 beacon_rssi_skip_max;
u8 rssi_delta_threshold;
u8 nr;
u8 exclude[1];
} __packed;
#define MC_FILTER_ADDRESS_NUM 4
struct p54_group_address_table {
__le16 filter_enable;
__le16 num_address;
u8 mac_list[MC_FILTER_ADDRESS_NUM][ETH_ALEN];
} __packed;
struct p54_txcancel {
__le32 req_id;
} __packed;
struct p54_sta_unlock {
u8 addr[ETH_ALEN];
u16 padding;
} __packed;
#define P54_TIM_CLEAR BIT(15)
struct p54_tim {
u8 count;
u8 padding[3];
__le16 entry[8];
} __packed;
struct p54_cce_quiet {
__le32 period;
} __packed;
struct p54_bt_balancer {
__le16 prio_thresh;
__le16 acl_thresh;
} __packed;
struct p54_arp_table {
__le16 filter_enable;
u8 ipv4_addr[4];
} __packed;
/* LED control */
int p54_set_leds(struct p54_common *priv);
int p54_init_leds(struct p54_common *priv);
void p54_unregister_leds(struct p54_common *priv);
/* xmit functions */
void p54_tx_80211(struct ieee80211_hw *dev,
struct ieee80211_tx_control *control,
struct sk_buff *skb);
int p54_tx_cancel(struct p54_common *priv, __le32 req_id);
void p54_tx(struct p54_common *priv, struct sk_buff *skb);
/* synth/phy configuration */
int p54_init_xbow_synth(struct p54_common *priv);
int p54_scan(struct p54_common *priv, u16 mode, u16 dwell);
/* MAC */
int p54_sta_unlock(struct p54_common *priv, u8 *addr);
int p54_update_beacon_tim(struct p54_common *priv, u16 aid, bool set);
int p54_setup_mac(struct p54_common *priv);
int p54_set_ps(struct p54_common *priv);
int p54_fetch_statistics(struct p54_common *priv);
int p54_set_groupfilter(struct p54_common *priv);
/* e/v DCF setup */
int p54_set_edcf(struct p54_common *priv);
/* cryptographic engine */
int p54_upload_key(struct p54_common *priv, u8 algo, int slot,
u8 idx, u8 len, u8 *addr, u8* key);
/* eeprom */
int p54_download_eeprom(struct p54_common *priv, void *buf,
u16 offset, u16 len);
struct p54_rssi_db_entry *p54_rssi_find(struct p54_common *p, const u16 freq);
/* utility */
u8 *p54_find_ie(struct sk_buff *skb, u8 ie);
#endif /* LMAC_H */
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