drivers/net/wireless/ath/wcn36xx/smd.h

   1 /*
   2  * Copyright (c) 2013 Eugene Krasnikov <k.eugene.e@gmail.com>
   3  *
   4  * Permission to use, copy, modify, and/or distribute this software for any
   5  * purpose with or without fee is hereby granted, provided that the above
   6  * copyright notice and this permission notice appear in all copies.
   7  *
   8  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
   9  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
  10  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
  11  * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  12  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
  13  * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
  14  * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  15  */
  16
  17 #ifndef _SMD_H_
  18 #define _SMD_H_
  19
  20 #include "wcn36xx.h"
  21
  22 /* Max shared size is 4k but we take less.*/
  23 #define WCN36XX_NV_FRAGMENT_SIZE                        3072
  24
  25 #define WCN36XX_HAL_BUF_SIZE                            4096
  26
  27 #define HAL_MSG_TIMEOUT 500
  28 #define WCN36XX_SMSM_WLAN_TX_ENABLE                     0x00000400
  29 #define WCN36XX_SMSM_WLAN_TX_RINGS_EMPTY                0x00000200
  30 /* The PNO version info be contained in the rsp msg */
  31 #define WCN36XX_FW_MSG_PNO_VERSION_MASK                 0x8000
  32
  33 enum wcn36xx_fw_msg_result {
  34         WCN36XX_FW_MSG_RESULT_SUCCESS                   = 0,
  35         WCN36XX_FW_MSG_RESULT_SUCCESS_SYNC              = 1,
  36
  37         WCN36XX_FW_MSG_RESULT_MEM_FAIL                  = 5,
  38 };
  39
  40 /******************************/
  41 /* SMD requests and responses */
  42 /******************************/
  43 struct wcn36xx_fw_msg_status_rsp {
  44         u32     status;
  45 } __packed;
  46
  47 /* wcn3620 returns this for tigger_ba */
  48
  49 struct wcn36xx_fw_msg_status_rsp_v2 {
  50         u8      bss_id[6];
  51         u32     status __packed;
  52         u16     count_following_candidates __packed;
  53         /* candidate list follows */
  54 };
  55
  56 struct wcn36xx_hal_ind_msg {
  57         struct list_head list;
  58         u8 *msg;
  59         size_t msg_len;
  60 };
  61
  62 struct wcn36xx;
  63
  64 int wcn36xx_smd_open(struct wcn36xx *wcn);
  65 void wcn36xx_smd_close(struct wcn36xx *wcn);
  66
  67 int wcn36xx_smd_load_nv(struct wcn36xx *wcn);
  68 int wcn36xx_smd_start(struct wcn36xx *wcn);
  69 int wcn36xx_smd_stop(struct wcn36xx *wcn);
  70 int wcn36xx_smd_init_scan(struct wcn36xx *wcn, enum wcn36xx_hal_sys_mode mode);
  71 int wcn36xx_smd_start_scan(struct wcn36xx *wcn);
  72 int wcn36xx_smd_end_scan(struct wcn36xx *wcn);
  73 int wcn36xx_smd_finish_scan(struct wcn36xx *wcn,
  74                             enum wcn36xx_hal_sys_mode mode);
  75 int wcn36xx_smd_update_scan_params(struct wcn36xx *wcn);
  76 int wcn36xx_smd_add_sta_self(struct wcn36xx *wcn, struct ieee80211_vif *vif);
  77 int wcn36xx_smd_delete_sta_self(struct wcn36xx *wcn, u8 *addr);
  78 int wcn36xx_smd_delete_sta(struct wcn36xx *wcn, u8 sta_index);
  79 int wcn36xx_smd_join(struct wcn36xx *wcn, const u8 *bssid, u8 *vif, u8 ch);
  80 int wcn36xx_smd_set_link_st(struct wcn36xx *wcn, const u8 *bssid,
  81                             const u8 *sta_mac,
  82                             enum wcn36xx_hal_link_state state);
  83 int wcn36xx_smd_config_bss(struct wcn36xx *wcn, struct ieee80211_vif *vif,
  84                            struct ieee80211_sta *sta, const u8 *bssid,
  85                            bool update);
  86 int wcn36xx_smd_delete_bss(struct wcn36xx *wcn, struct ieee80211_vif *vif);
  87 int wcn36xx_smd_config_sta(struct wcn36xx *wcn, struct ieee80211_vif *vif,
  88                            struct ieee80211_sta *sta);
  89 int wcn36xx_smd_send_beacon(struct wcn36xx *wcn, struct ieee80211_vif *vif,
  90                             struct sk_buff *skb_beacon, u16 tim_off,
  91                             u16 p2p_off);
  92 int wcn36xx_smd_switch_channel(struct wcn36xx *wcn,
  93                                struct ieee80211_vif *vif, int ch);
  94 int wcn36xx_smd_update_proberesp_tmpl(struct wcn36xx *wcn,
  95                                       struct ieee80211_vif *vif,
  96                                       struct sk_buff *skb);
  97 int wcn36xx_smd_set_stakey(struct wcn36xx *wcn,
  98                            enum ani_ed_type enc_type,
  99                            u8 keyidx,
 100                            u8 keylen,
 101                            u8 *key,
 102                            u8 sta_index);
 103 int wcn36xx_smd_set_bsskey(struct wcn36xx *wcn,
 104                            enum ani_ed_type enc_type,
 105                            u8 keyidx,
 106                            u8 keylen,
 107                            u8 *key);
 108 int wcn36xx_smd_remove_stakey(struct wcn36xx *wcn,
 109                               enum ani_ed_type enc_type,
 110                               u8 keyidx,
 111                               u8 sta_index);
 112 int wcn36xx_smd_remove_bsskey(struct wcn36xx *wcn,
 113                               enum ani_ed_type enc_type,
 114                               u8 keyidx);
 115 int wcn36xx_smd_enter_bmps(struct wcn36xx *wcn, struct ieee80211_vif *vif);
 116 int wcn36xx_smd_exit_bmps(struct wcn36xx *wcn, struct ieee80211_vif *vif);
 117 int wcn36xx_smd_set_power_params(struct wcn36xx *wcn, bool ignore_dtim);
 118 int wcn36xx_smd_keep_alive_req(struct wcn36xx *wcn,
 119                                struct ieee80211_vif *vif,
 120                                int packet_type);
 121 int wcn36xx_smd_dump_cmd_req(struct wcn36xx *wcn, u32 arg1, u32 arg2,
 122                              u32 arg3, u32 arg4, u32 arg5);
 123 int wcn36xx_smd_feature_caps_exchange(struct wcn36xx *wcn);
 124 void set_feat_caps(u32 *bitmap, enum place_holder_in_cap_bitmap cap);
 125 int get_feat_caps(u32 *bitmap, enum place_holder_in_cap_bitmap cap);
 126 void clear_feat_caps(u32 *bitmap, enum place_holder_in_cap_bitmap cap);
 127
 128 int wcn36xx_smd_add_ba_session(struct wcn36xx *wcn,
 129                 struct ieee80211_sta *sta,
 130                 u16 tid,
 131                 u16 *ssn,
 132                 u8 direction,
 133                 u8 sta_index);
 134 int wcn36xx_smd_add_ba(struct wcn36xx *wcn);
 135 int wcn36xx_smd_del_ba(struct wcn36xx *wcn, u16 tid, u8 sta_index);
 136 int wcn36xx_smd_trigger_ba(struct wcn36xx *wcn, u8 sta_index);
 137
 138 int wcn36xx_smd_update_cfg(struct wcn36xx *wcn, u32 cfg_id, u32 value);
 139 #endif  /* _SMD_H_ */