| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Arend Van Spriel | 799 | 87.71% | 19 | 63.33% |
| Hante Meuleman | 88 | 9.66% | 5 | 16.67% |
| Franky Lin | 10 | 1.10% | 1 | 3.33% |
| Sebastian Andrzej Siewior | 8 | 0.88% | 1 | 3.33% |
| Alwin Beukers | 2 | 0.22% | 1 | 3.33% |
| Hector Martin | 2 | 0.22% | 1 | 3.33% |
| Luis R. Rodriguez | 1 | 0.11% | 1 | 3.33% |
| Matteo Croce | 1 | 0.11% | 1 | 3.33% |
| Total | 911 | 30 |
// SPDX-License-Identifier: ISC /* * Copyright (c) 2012 Broadcom Corporation */ #ifndef FWEH_H_ #define FWEH_H_ #include <asm/unaligned.h> #include <linux/skbuff.h> #include <linux/if_ether.h> #include <linux/if.h> /* formward declarations */ struct brcmf_pub; struct brcmf_if; struct brcmf_cfg80211_info; #define BRCMF_ABSTRACT_EVENT_BIT BIT(31) #define BRCMF_ABSTRACT_ENUM_DEF(_id, _val) \ BRCMF_ENUM_DEF(_id, (BRCMF_ABSTRACT_EVENT_BIT | (_val))) /* list of firmware events */ #define BRCMF_FWEH_EVENT_ENUM_DEFLIST \ BRCMF_ENUM_DEF(SET_SSID, 0) \ BRCMF_ENUM_DEF(JOIN, 1) \ BRCMF_ENUM_DEF(START, 2) \ BRCMF_ENUM_DEF(AUTH, 3) \ BRCMF_ENUM_DEF(AUTH_IND, 4) \ BRCMF_ENUM_DEF(DEAUTH, 5) \ BRCMF_ENUM_DEF(DEAUTH_IND, 6) \ BRCMF_ENUM_DEF(ASSOC, 7) \ BRCMF_ENUM_DEF(ASSOC_IND, 8) \ BRCMF_ENUM_DEF(REASSOC, 9) \ BRCMF_ENUM_DEF(REASSOC_IND, 10) \ BRCMF_ENUM_DEF(DISASSOC, 11) \ BRCMF_ENUM_DEF(DISASSOC_IND, 12) \ BRCMF_ENUM_DEF(QUIET_START, 13) \ BRCMF_ENUM_DEF(QUIET_END, 14) \ BRCMF_ENUM_DEF(BEACON_RX, 15) \ BRCMF_ENUM_DEF(LINK, 16) \ BRCMF_ENUM_DEF(MIC_ERROR, 17) \ BRCMF_ENUM_DEF(NDIS_LINK, 18) \ BRCMF_ENUM_DEF(ROAM, 19) \ BRCMF_ENUM_DEF(TXFAIL, 20) \ BRCMF_ENUM_DEF(PMKID_CACHE, 21) \ BRCMF_ENUM_DEF(RETROGRADE_TSF, 22) \ BRCMF_ENUM_DEF(PRUNE, 23) \ BRCMF_ENUM_DEF(AUTOAUTH, 24) \ BRCMF_ENUM_DEF(EAPOL_MSG, 25) \ BRCMF_ENUM_DEF(SCAN_COMPLETE, 26) \ BRCMF_ENUM_DEF(ADDTS_IND, 27) \ BRCMF_ENUM_DEF(DELTS_IND, 28) \ BRCMF_ENUM_DEF(BCNSENT_IND, 29) \ BRCMF_ENUM_DEF(BCNRX_MSG, 30) \ BRCMF_ENUM_DEF(BCNLOST_MSG, 31) \ BRCMF_ENUM_DEF(ROAM_PREP, 32) \ BRCMF_ENUM_DEF(PFN_NET_FOUND, 33) \ BRCMF_ENUM_DEF(PFN_NET_LOST, 34) \ BRCMF_ENUM_DEF(RESET_COMPLETE, 35) \ BRCMF_ENUM_DEF(JOIN_START, 36) \ BRCMF_ENUM_DEF(ROAM_START, 37) \ BRCMF_ENUM_DEF(ASSOC_START, 38) \ BRCMF_ENUM_DEF(IBSS_ASSOC, 39) \ BRCMF_ENUM_DEF(RADIO, 40) \ BRCMF_ENUM_DEF(PSM_WATCHDOG, 41) \ BRCMF_ENUM_DEF(PROBREQ_MSG, 44) \ BRCMF_ENUM_DEF(SCAN_CONFIRM_IND, 45) \ BRCMF_ENUM_DEF(PSK_SUP, 46) \ BRCMF_ENUM_DEF(COUNTRY_CODE_CHANGED, 47) \ BRCMF_ENUM_DEF(EXCEEDED_MEDIUM_TIME, 48) \ BRCMF_ENUM_DEF(ICV_ERROR, 49) \ BRCMF_ENUM_DEF(UNICAST_DECODE_ERROR, 50) \ BRCMF_ENUM_DEF(MULTICAST_DECODE_ERROR, 51) \ BRCMF_ENUM_DEF(TRACE, 52) \ BRCMF_ENUM_DEF(IF, 54) \ BRCMF_ENUM_DEF(P2P_DISC_LISTEN_COMPLETE, 55) \ BRCMF_ENUM_DEF(RSSI, 56) \ BRCMF_ENUM_DEF(EXTLOG_MSG, 58) \ BRCMF_ENUM_DEF(ACTION_FRAME, 59) \ BRCMF_ENUM_DEF(ACTION_FRAME_COMPLETE, 60) \ BRCMF_ENUM_DEF(PRE_ASSOC_IND, 61) \ BRCMF_ENUM_DEF(PRE_REASSOC_IND, 62) \ BRCMF_ENUM_DEF(CHANNEL_ADOPTED, 63) \ BRCMF_ENUM_DEF(AP_STARTED, 64) \ BRCMF_ENUM_DEF(DFS_AP_STOP, 65) \ BRCMF_ENUM_DEF(DFS_AP_RESUME, 66) \ BRCMF_ENUM_DEF(ESCAN_RESULT, 69) \ BRCMF_ENUM_DEF(ACTION_FRAME_OFF_CHAN_COMPLETE, 70) \ BRCMF_ENUM_DEF(PROBERESP_MSG, 71) \ BRCMF_ENUM_DEF(P2P_PROBEREQ_MSG, 72) \ BRCMF_ENUM_DEF(DCS_REQUEST, 73) \ BRCMF_ENUM_DEF(FIFO_CREDIT_MAP, 74) \ BRCMF_ENUM_DEF(ACTION_FRAME_RX, 75) \ BRCMF_ENUM_DEF(TDLS_PEER_EVENT, 92) \ BRCMF_ENUM_DEF(BCMC_CREDIT_SUPPORT, 127) #define BRCMF_ENUM_DEF(id, val) \ BRCMF_E_##id = (val), /* firmware event codes sent by the dongle */ enum brcmf_fweh_event_code { BRCMF_FWEH_EVENT_ENUM_DEFLIST }; #undef BRCMF_ENUM_DEF /* flags field values in struct brcmf_event_msg */ #define BRCMF_EVENT_MSG_LINK 0x01 #define BRCMF_EVENT_MSG_FLUSHTXQ 0x02 #define BRCMF_EVENT_MSG_GROUP 0x04 /* status field values in struct brcmf_event_msg */ #define BRCMF_E_STATUS_SUCCESS 0 #define BRCMF_E_STATUS_FAIL 1 #define BRCMF_E_STATUS_TIMEOUT 2 #define BRCMF_E_STATUS_NO_NETWORKS 3 #define BRCMF_E_STATUS_ABORT 4 #define BRCMF_E_STATUS_NO_ACK 5 #define BRCMF_E_STATUS_UNSOLICITED 6 #define BRCMF_E_STATUS_ATTEMPT 7 #define BRCMF_E_STATUS_PARTIAL 8 #define BRCMF_E_STATUS_NEWSCAN 9 #define BRCMF_E_STATUS_NEWASSOC 10 #define BRCMF_E_STATUS_11HQUIET 11 #define BRCMF_E_STATUS_SUPPRESS 12 #define BRCMF_E_STATUS_NOCHANS 13 #define BRCMF_E_STATUS_CS_ABORT 15 #define BRCMF_E_STATUS_ERROR 16 /* status field values for PSK_SUP event */ #define BRCMF_E_STATUS_FWSUP_WAIT_M1 4 #define BRCMF_E_STATUS_FWSUP_PREP_M2 5 #define BRCMF_E_STATUS_FWSUP_COMPLETED 6 #define BRCMF_E_STATUS_FWSUP_TIMEOUT 7 #define BRCMF_E_STATUS_FWSUP_WAIT_M3 8 #define BRCMF_E_STATUS_FWSUP_PREP_M4 9 #define BRCMF_E_STATUS_FWSUP_WAIT_G1 10 #define BRCMF_E_STATUS_FWSUP_PREP_G2 11 /* reason field values in struct brcmf_event_msg */ #define BRCMF_E_REASON_INITIAL_ASSOC 0 #define BRCMF_E_REASON_LOW_RSSI 1 #define BRCMF_E_REASON_DEAUTH 2 #define BRCMF_E_REASON_DISASSOC 3 #define BRCMF_E_REASON_BCNS_LOST 4 #define BRCMF_E_REASON_MINTXRATE 9 #define BRCMF_E_REASON_TXFAIL 10 #define BRCMF_E_REASON_LINK_BSSCFG_DIS 4 #define BRCMF_E_REASON_FAST_ROAM_FAILED 5 #define BRCMF_E_REASON_DIRECTED_ROAM 6 #define BRCMF_E_REASON_TSPEC_REJECTED 7 #define BRCMF_E_REASON_BETTER_AP 8 #define BRCMF_E_REASON_TDLS_PEER_DISCOVERED 0 #define BRCMF_E_REASON_TDLS_PEER_CONNECTED 1 #define BRCMF_E_REASON_TDLS_PEER_DISCONNECTED 2 /* reason field values for PSK_SUP event */ #define BRCMF_E_REASON_FWSUP_OTHER 0 #define BRCMF_E_REASON_FWSUP_DECRYPT_KEY_DATA 1 #define BRCMF_E_REASON_FWSUP_BAD_UCAST_WEP128 2 #define BRCMF_E_REASON_FWSUP_BAD_UCAST_WEP40 3 #define BRCMF_E_REASON_FWSUP_UNSUP_KEY_LEN 4 #define BRCMF_E_REASON_FWSUP_PW_KEY_CIPHER 5 #define BRCMF_E_REASON_FWSUP_MSG3_TOO_MANY_IE 6 #define BRCMF_E_REASON_FWSUP_MSG3_IE_MISMATCH 7 #define BRCMF_E_REASON_FWSUP_NO_INSTALL_FLAG 8 #define BRCMF_E_REASON_FWSUP_MSG3_NO_GTK 9 #define BRCMF_E_REASON_FWSUP_GRP_KEY_CIPHER 10 #define BRCMF_E_REASON_FWSUP_GRP_MSG1_NO_GTK 11 #define BRCMF_E_REASON_FWSUP_GTK_DECRYPT_FAIL 12 #define BRCMF_E_REASON_FWSUP_SEND_FAIL 13 #define BRCMF_E_REASON_FWSUP_DEAUTH 14 #define BRCMF_E_REASON_FWSUP_WPA_PSK_TMO 15 #define BRCMF_E_REASON_FWSUP_WPA_PSK_M1_TMO 16 #define BRCMF_E_REASON_FWSUP_WPA_PSK_M3_TMO 17 /* action field values for brcmf_ifevent */ #define BRCMF_E_IF_ADD 1 #define BRCMF_E_IF_DEL 2 #define BRCMF_E_IF_CHANGE 3 /* flag field values for brcmf_ifevent */ #define BRCMF_E_IF_FLAG_NOIF 1 /* role field values for brcmf_ifevent */ #define BRCMF_E_IF_ROLE_STA 0 #define BRCMF_E_IF_ROLE_AP 1 #define BRCMF_E_IF_ROLE_WDS 2 #define BRCMF_E_IF_ROLE_P2P_GO 3 #define BRCMF_E_IF_ROLE_P2P_CLIENT 4 /** * definitions for event packet validation. */ #define BRCM_OUI "\x00\x10\x18" #define BCMILCP_BCM_SUBTYPE_EVENT 1 #define BCMILCP_SUBTYPE_VENDOR_LONG 32769 /** * struct brcm_ethhdr - broadcom specific ether header. * * @subtype: subtype for this packet. * @length: TODO: length of appended data. * @version: version indication. * @oui: OUI of this packet. * @usr_subtype: subtype for this OUI. */ struct brcm_ethhdr { __be16 subtype; __be16 length; u8 version; u8 oui[3]; __be16 usr_subtype; } __packed; struct brcmf_event_msg_be { __be16 version; __be16 flags; __be32 event_type; __be32 status; __be32 reason; __be32 auth_type; __be32 datalen; u8 addr[ETH_ALEN]; char ifname[IFNAMSIZ]; u8 ifidx; u8 bsscfgidx; } __packed; /** * struct brcmf_event - contents of broadcom event packet. * * @eth: standard ether header. * @hdr: broadcom specific ether header. * @msg: common part of the actual event message. */ struct brcmf_event { struct ethhdr eth; struct brcm_ethhdr hdr; struct brcmf_event_msg_be msg; } __packed; /** * struct brcmf_event_msg - firmware event message. * * @version: version information. * @flags: event flags. * @event_code: firmware event code. * @status: status information. * @reason: reason code. * @auth_type: authentication type. * @datalen: length of event data buffer. * @addr: ether address. * @ifname: interface name. * @ifidx: interface index. * @bsscfgidx: bsscfg index. */ struct brcmf_event_msg { u16 version; u16 flags; u32 event_code; u32 status; u32 reason; s32 auth_type; u32 datalen; u8 addr[ETH_ALEN]; char ifname[IFNAMSIZ]; u8 ifidx; u8 bsscfgidx; }; struct brcmf_if_event { u8 ifidx; u8 action; u8 flags; u8 bsscfgidx; u8 role; }; typedef int (*brcmf_fweh_handler_t)(struct brcmf_if *ifp, const struct brcmf_event_msg *evtmsg, void *data); /** * struct brcmf_fweh_event_map_item - fweh event and firmware event pair. * * @code: fweh event code as used by higher layers. * @fwevt_code: firmware event code as used by firmware. * * This mapping is needed when a functionally identical event has a * different numerical definition between vendors. When such mapping * is needed the higher layer event code should not collide with the * firmware event. */ struct brcmf_fweh_event_map_item { enum brcmf_fweh_event_code code; u32 fwevt_code; }; /** * struct brcmf_fweh_event_map - mapping between firmware event and fweh event. * * @n_items: number of mapping items. * @items: array of fweh event and firmware event pairs. */ struct brcmf_fweh_event_map { u32 n_items; const struct brcmf_fweh_event_map_item items[] __counted_by(n_items); }; /** * struct brcmf_fweh_info - firmware event handling information. * * @p2pdev_setup_ongoing: P2P device creation in progress. * @event_work: event worker. * @evt_q_lock: lock for event queue protection. * @event_q: event queue. * @event_mask_len: length of @event_mask used to enable firmware events. * @event_mask: byte array used in 'event_msgs' iovar command. * @event_map: mapping between fweh event and firmware event which * may be provided by vendor-specific module for events that need * mapping. * @num_event_codes: number of firmware events supported by firmware which * does a minimum length check for the @event_mask. This value is to * be provided by vendor-specific module determining @event_mask_len * and consequently the allocation size for @event_mask. * @evt_handler: event handler registry indexed by firmware event code. */ struct brcmf_fweh_info { struct brcmf_pub *drvr; bool p2pdev_setup_ongoing; struct work_struct event_work; spinlock_t evt_q_lock; struct list_head event_q; uint event_mask_len; u8 *event_mask; struct brcmf_fweh_event_map *event_map; uint num_event_codes; brcmf_fweh_handler_t evt_handler[] __counted_by(num_event_codes); }; const char *brcmf_fweh_event_name(enum brcmf_fweh_event_code code); int brcmf_fweh_attach(struct brcmf_pub *drvr); void brcmf_fweh_detach(struct brcmf_pub *drvr); int brcmf_fweh_register(struct brcmf_pub *drvr, enum brcmf_fweh_event_code code, int (*handler)(struct brcmf_if *ifp, const struct brcmf_event_msg *evtmsg, void *data)); void brcmf_fweh_unregister(struct brcmf_pub *drvr, enum brcmf_fweh_event_code code); int brcmf_fweh_activate_events(struct brcmf_if *ifp); void brcmf_fweh_process_event(struct brcmf_pub *drvr, struct brcmf_event *event_packet, u32 packet_len, gfp_t gfp); void brcmf_fweh_p2pdev_setup(struct brcmf_if *ifp, bool ongoing); static inline void brcmf_fweh_process_skb(struct brcmf_pub *drvr, struct sk_buff *skb, u16 stype, gfp_t gfp) { struct brcmf_event *event_packet; u16 subtype, usr_stype; /* only process events when protocol matches */ if (skb->protocol != cpu_to_be16(ETH_P_LINK_CTL)) return; if ((skb->len + ETH_HLEN) < sizeof(*event_packet)) return; event_packet = (struct brcmf_event *)skb_mac_header(skb); /* check subtype if needed */ if (unlikely(stype)) { subtype = get_unaligned_be16(&event_packet->hdr.subtype); if (subtype != stype) return; } /* check for BRCM oui match */ if (memcmp(BRCM_OUI, &event_packet->hdr.oui[0], sizeof(event_packet->hdr.oui))) return; /* final match on usr_subtype */ usr_stype = get_unaligned_be16(&event_packet->hdr.usr_subtype); if (usr_stype != BCMILCP_BCM_SUBTYPE_EVENT) return; brcmf_fweh_process_event(drvr, event_packet, skb->len + ETH_HLEN, gfp); } #endif /* FWEH_H_ */
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