1 /* 2 * Linux cfg80211 driver - Android related functions 3 * 4 * Copyright (C) 2020, Broadcom. 5 * 6 * Unless you and Broadcom execute a separate written software license 7 * agreement governing use of this software, this software is licensed to you 8 * under the terms of the GNU General Public License version 2 (the "GPL"), 9 * available at http://www.broadcom.com/licenses/GPLv2.php, with the 10 * following added to such license: 11 * 12 * As a special exception, the copyright holders of this software give you 13 * permission to link this software with independent modules, and to copy and 14 * distribute the resulting executable under terms of your choice, provided that 15 * you also meet, for each linked independent module, the terms and conditions of 16 * the license of that module. An independent module is a module which is not 17 * derived from this software. The special exception does not apply to any 18 * modifications of the software. 19 * 20 * 21 * <<Broadcom-WL-IPTag/Dual:>> 22 */ 23 24 #ifndef _wl_android_ 25 #define _wl_android_ 26 27 #include <linux/module.h> 28 #include <linux/netdevice.h> 29 #include <wldev_common.h> 30 #include <dngl_stats.h> 31 #include <dhd.h> 32 #ifdef WL_EXT_IAPSTA 33 #include <wl_iapsta.h> 34 #endif /* WL_IAPSTA */ 35 #if defined(WL_EXT_IAPSTA) || defined(USE_IW) || defined(WL_ESCAN) || \ 36 (defined(WL_EXT_GENL) && defined(SENDPROB)) 37 #ifndef WL_EVENT 38 #define WL_EVENT 39 #endif 40 #include <wl_event.h> 41 #endif 42 #include <wl_android_ext.h> 43 44 /* If any feature uses the Generic Netlink Interface, put it here to enable WL_GENL 45 * automatically 46 */ 47 #if defined(WL_SDO) || defined(BT_WIFI_HANDOVER) 48 #define WL_GENL 49 #endif 50 51 #ifdef WL_GENL 52 #include <net/genetlink.h> 53 #endif 54 55 typedef struct _android_wifi_priv_cmd { 56 char *buf; 57 int used_len; 58 int total_len; 59 } android_wifi_priv_cmd; 60 61 #ifdef CONFIG_COMPAT 62 typedef struct _compat_android_wifi_priv_cmd { 63 compat_caddr_t buf; 64 int used_len; 65 int total_len; 66 } compat_android_wifi_priv_cmd; 67 #endif /* CONFIG_COMPAT */ 68 69 /** 70 * Android platform dependent functions, feel free to add Android specific functions here 71 * (save the macros in dhd). Please do NOT declare functions that are NOT exposed to dhd 72 * or cfg, define them as static in wl_android.c 73 */ 74 75 /* message levels */ 76 #define ANDROID_ERROR_LEVEL (1 << 0) 77 #define ANDROID_TRACE_LEVEL (1 << 1) 78 #define ANDROID_INFO_LEVEL (1 << 2) 79 #define ANDROID_SCAN_LEVEL (1 << 3) 80 #define ANDROID_DBG_LEVEL (1 << 4) 81 #define ANDROID_MSG_LEVEL (1 << 0) 82 83 #define WL_MSG(name, arg1, args...) \ 84 do { \ 85 if (android_msg_level & ANDROID_MSG_LEVEL) { \ 86 printk(KERN_ERR DHD_LOG_PREFIX "[%s] %s : " arg1, name, __func__, ## args); \ 87 } \ 88 } while (0) 89 90 #define WL_MSG_PRINT_RATE_LIMIT_PERIOD 1000000000u /* 1s in units of ns */ 91 #define WL_MSG_RLMT(name, cmp, size, arg1, args...) \ 92 do { \ 93 if (android_msg_level & ANDROID_MSG_LEVEL) { \ 94 static uint64 __err_ts = 0; \ 95 static uint32 __err_cnt = 0; \ 96 uint64 __cur_ts = 0; \ 97 static uint8 static_tmp[size]; \ 98 __cur_ts = local_clock(); \ 99 if (__err_ts == 0 || (__cur_ts > __err_ts && \ 100 (__cur_ts - __err_ts > WL_MSG_PRINT_RATE_LIMIT_PERIOD)) || \ 101 memcmp(&static_tmp, cmp, size)) { \ 102 __err_ts = __cur_ts; \ 103 memcpy(static_tmp, cmp, size); \ 104 printk(KERN_ERR DHD_LOG_PREFIX "[%s] %s : [%u times] " arg1, \ 105 name, __func__, __err_cnt, ## args); \ 106 __err_cnt = 0; \ 107 } else { \ 108 ++__err_cnt; \ 109 } \ 110 } \ 111 } while (0) 112 113 /** 114 * wl_android_init will be called from module init function (dhd_module_init now), similarly 115 * wl_android_exit will be called from module exit function (dhd_module_cleanup now) 116 */ 117 int wl_android_init(void); 118 int wl_android_exit(void); 119 void wl_android_post_init(void); 120 void wl_android_set_wifi_on_flag(bool enable); 121 #if defined(WLAN_ACCEL_BOOT) 122 int wl_android_wifi_accel_on(struct net_device *dev, bool force_reg_on); 123 int wl_android_wifi_accel_off(struct net_device *dev, bool force_reg_on); 124 #endif /* WLAN_ACCEL_BOOT */ 125 int wl_android_wifi_on(struct net_device *dev); 126 int wl_android_wifi_off(struct net_device *dev, bool on_failure); 127 int wl_android_priv_cmd(struct net_device *net, struct ifreq *ifr); 128 int wl_handle_private_cmd(struct net_device *net, char *command, u32 cmd_len); 129 #ifdef WL_CFG80211 130 int wl_android_set_spect(struct net_device *dev, int spect); 131 s32 wl_android_get_band_chanspecs(struct net_device *ndev, void *buf, s32 buflen, 132 chanspec_band_t band, bool acs_req); 133 #endif 134 135 #ifdef WL_GENL 136 typedef struct bcm_event_hdr { 137 u16 event_type; 138 u16 len; 139 } bcm_event_hdr_t; 140 141 /* attributes (variables): the index in this enum is used as a reference for the type, 142 * userspace application has to indicate the corresponding type 143 * the policy is used for security considerations 144 */ 145 enum { 146 BCM_GENL_ATTR_UNSPEC, 147 BCM_GENL_ATTR_STRING, 148 BCM_GENL_ATTR_MSG, 149 __BCM_GENL_ATTR_MAX 150 }; 151 #define BCM_GENL_ATTR_MAX (__BCM_GENL_ATTR_MAX - 1) 152 153 /* commands: enumeration of all commands (functions), 154 * used by userspace application to identify command to be ececuted 155 */ 156 enum { 157 BCM_GENL_CMD_UNSPEC, 158 BCM_GENL_CMD_MSG, 159 __BCM_GENL_CMD_MAX 160 }; 161 #define BCM_GENL_CMD_MAX (__BCM_GENL_CMD_MAX - 1) 162 163 /* Enum values used by the BCM supplicant to identify the events */ 164 enum { 165 BCM_E_UNSPEC, 166 BCM_E_SVC_FOUND, 167 BCM_E_DEV_FOUND, 168 BCM_E_DEV_LOST, 169 #ifdef BT_WIFI_HANDOVER 170 BCM_E_DEV_BT_WIFI_HO_REQ, 171 #endif 172 BCM_E_MAX 173 }; 174 175 s32 wl_genl_send_msg(struct net_device *ndev, u32 event_type, 176 const u8 *string, u16 len, u8 *hdr, u16 hdrlen); 177 #endif /* WL_GENL */ 178 s32 wl_netlink_send_msg(int pid, int type, int seq, const void *data, size_t size); 179 180 /* hostap mac mode */ 181 #define MACLIST_MODE_DISABLED 0 182 #define MACLIST_MODE_DENY 1 183 #define MACLIST_MODE_ALLOW 2 184 185 /* max number of assoc list */ 186 #define MAX_NUM_OF_ASSOCLIST 64 187 188 /* Bandwidth */ 189 #define WL_CH_BANDWIDTH_20MHZ 20 190 #define WL_CH_BANDWIDTH_40MHZ 40 191 #define WL_CH_BANDWIDTH_80MHZ 80 192 #define WL_CH_BANDWIDTH_160MHZ 160 193 194 /* max number of mac filter list 195 * restrict max number to 10 as maximum cmd string size is 255 196 */ 197 #define MAX_NUM_MAC_FILT 10 198 #define WL_GET_BAND(ch) (((uint)(ch) <= CH_MAX_2G_CHANNEL) ? \ 199 WLC_BAND_2G : WLC_BAND_5G) 200 201 /* SoftAP auto channel feature */ 202 #define APCS_BAND_2G_LEGACY1 20 203 #define APCS_BAND_2G_LEGACY2 0 204 #define APCS_BAND_AUTO "band=auto" 205 #define APCS_BAND_2G "band=2g" 206 #define APCS_BAND_5G "band=5g" 207 #define APCS_BAND_6G "band=6g" 208 #define FREQ_STR "freq=" 209 #define APCS_MAX_2G_CHANNELS 11 210 #define APCS_MAX_RETRY 10 211 #define APCS_DEFAULT_2G_CH 1 212 #define APCS_DEFAULT_5G_CH 149 213 #define APCS_DEFAULT_6G_CH 5 214 215 int wl_android_set_ap_mac_list(struct net_device *dev, int macmode, struct maclist *maclist); 216 #ifdef WL_BCNRECV 217 extern int wl_android_bcnrecv_config(struct net_device *ndev, char *data, 218 int total_len); 219 extern int wl_android_bcnrecv_stop(struct net_device *ndev, uint reason); 220 extern int wl_android_bcnrecv_resume(struct net_device *ndev); 221 extern int wl_android_bcnrecv_suspend(struct net_device *ndev); 222 extern int wl_android_bcnrecv_event(struct net_device *ndev, 223 uint attr_type, uint status, uint reason, uint8 *data, uint data_len); 224 #endif /* WL_BCNRECV */ 225 #ifdef WL_CAC_TS 226 #define TSPEC_UPLINK_DIRECTION (0 << 5) /* uplink direction traffic stream */ 227 #define TSPEC_DOWNLINK_DIRECTION (1 << 5) /* downlink direction traffic stream */ 228 #define TSPEC_BI_DIRECTION (3 << 5) /* bi direction traffic stream */ 229 #define TSPEC_EDCA_ACCESS (1 << 7) /* EDCA access policy */ 230 #define TSPEC_UAPSD_PSB (1 << 2) /* U-APSD power saving behavior */ 231 #define TSPEC_TSINFO_TID_SHIFT 1 /* TID Shift */ 232 #define TSPEC_TSINFO_PRIO_SHIFT 3 /* PRIO Shift */ 233 #define TSPEC_MAX_ACCESS_CATEGORY 3 234 #define TSPEC_MAX_USER_PRIO 7 235 #define TSPEC_MAX_DIALOG_TOKEN 255 236 #define TSPEC_MAX_SURPLUS_BW 12410 237 #define TSPEC_MIN_SURPLUS_BW 11210 238 #define TSPEC_MAX_MSDU_SIZE 1520 239 #define TSPEC_DEF_MEAN_DATA_RATE 120000 240 #define TSPEC_DEF_MIN_PHY_RATE 6000000 241 #define TSPEC_DEF_DIALOG_TOKEN 7 242 #endif /* WL_CAC_TS */ 243 244 #ifdef WL_SUPPORT_AUTO_CHANNEL 245 #define WLC_ACS_BAND_INVALID 0xffffu 246 #endif /* WL_SUPPORT_AUTO_CHANNEL */ 247 #define WL_PRIV_CMD_LEN 64 248 #endif /* _wl_android_ */ 249