1 /* SPDX-License-Identifier: GPL-2.0 */ 2 /****************************************************************************** 3 * 4 * Copyright(c) 2007 - 2012 Realtek Corporation. All rights reserved. 5 * 6 ******************************************************************************/ 7 #ifndef __RTW_PWRCTRL_H_ 8 #define __RTW_PWRCTRL_H_ 9 10 #include <linux/mutex.h> 11 12 #define FW_PWR0 0 13 #define FW_PWR1 1 14 #define FW_PWR2 2 15 #define FW_PWR3 3 16 17 18 #define HW_PWR0 7 19 #define HW_PWR1 6 20 #define HW_PWR2 2 21 #define HW_PWR3 0 22 #define HW_PWR4 8 23 24 #define FW_PWRMSK 0x7 25 26 27 #define XMIT_ALIVE BIT(0) 28 #define RECV_ALIVE BIT(1) 29 #define CMD_ALIVE BIT(2) 30 #define EVT_ALIVE BIT(3) 31 #define BTCOEX_ALIVE BIT(4) 32 33 34 enum Power_Mgnt { 35 PS_MODE_ACTIVE = 0, 36 PS_MODE_MIN, 37 PS_MODE_MAX, 38 PS_MODE_DTIM, /* PS_MODE_SELF_DEFINED */ 39 PS_MODE_VOIP, 40 PS_MODE_UAPSD_WMM, 41 PS_MODE_UAPSD, 42 PS_MODE_IBSS, 43 PS_MODE_WWLAN, 44 PM_Radio_Off, 45 PM_Card_Disable, 46 PS_MODE_NUM, 47 }; 48 49 #ifdef CONFIG_PNO_SUPPORT 50 #define MAX_PNO_LIST_COUNT 16 51 #define MAX_SCAN_LIST_COUNT 14 /* 2.4G only */ 52 #endif 53 54 /* 55 BIT[2:0] = HW state 56 BIT[3] = Protocol PS state, 0: register active state , 1: register sleep state 57 BIT[4] = sub-state 58 */ 59 60 #define PS_DPS BIT(0) 61 #define PS_LCLK (PS_DPS) 62 #define PS_RF_OFF BIT(1) 63 #define PS_ALL_ON BIT(2) 64 #define PS_ST_ACTIVE BIT(3) 65 66 #define PS_ISR_ENABLE BIT(4) 67 #define PS_IMR_ENABLE BIT(5) 68 #define PS_ACK BIT(6) 69 #define PS_TOGGLE BIT(7) 70 71 #define PS_STATE_MASK (0x0F) 72 #define PS_STATE_HW_MASK (0x07) 73 #define PS_SEQ_MASK (0xc0) 74 75 #define PS_STATE(x) (PS_STATE_MASK & (x)) 76 #define PS_STATE_HW(x) (PS_STATE_HW_MASK & (x)) 77 #define PS_SEQ(x) (PS_SEQ_MASK & (x)) 78 79 #define PS_STATE_S0 (PS_DPS) 80 #define PS_STATE_S1 (PS_LCLK) 81 #define PS_STATE_S2 (PS_RF_OFF) 82 #define PS_STATE_S3 (PS_ALL_ON) 83 #define PS_STATE_S4 ((PS_ST_ACTIVE) | (PS_ALL_ON)) 84 85 86 #define PS_IS_RF_ON(x) ((x) & (PS_ALL_ON)) 87 #define PS_IS_ACTIVE(x) ((x) & (PS_ST_ACTIVE)) 88 #define CLR_PS_STATE(x) ((x) = ((x) & (0xF0))) 89 90 91 struct reportpwrstate_parm { 92 unsigned char mode; 93 unsigned char state; /* the CPWM value */ 94 unsigned short rsvd; 95 }; 96 97 #define LPS_DELAY_TIME 1*HZ /* 1 sec */ 98 99 #define EXE_PWR_NONE 0x01 100 #define EXE_PWR_IPS 0x02 101 #define EXE_PWR_LPS 0x04 102 103 /* RF state. */ 104 enum rt_rf_power_state { 105 rf_on, /* RF is on after RFSleep or RFOff */ 106 rf_sleep, /* 802.11 Power Save mode */ 107 rf_off, /* HW/SW Radio OFF or Inactive Power Save */ 108 /* Add the new RF state above this line ===== */ 109 rf_max 110 }; 111 112 /* RF Off Level for IPS or HW/SW radio off */ 113 #define RT_RF_OFF_LEVL_ASPM BIT(0) /* PCI ASPM */ 114 #define RT_RF_OFF_LEVL_CLK_REQ BIT(1) /* PCI clock request */ 115 #define RT_RF_OFF_LEVL_PCI_D3 BIT(2) /* PCI D3 mode */ 116 #define RT_RF_OFF_LEVL_HALT_NIC BIT(3) /* NIC halt, re-initialize hw parameters */ 117 #define RT_RF_OFF_LEVL_FREE_FW BIT(4) /* FW free, re-download the FW */ 118 #define RT_RF_OFF_LEVL_FW_32K BIT(5) /* FW in 32k */ 119 #define RT_RF_PS_LEVEL_ALWAYS_ASPM BIT(6) /* Always enable ASPM and Clock Req in initialization. */ 120 #define RT_RF_LPS_DISALBE_2R BIT(30) /* When LPS is on, disable 2R if no packet is received or transmittd. */ 121 #define RT_RF_LPS_LEVEL_ASPM BIT(31) /* LPS with ASPM */ 122 123 #define RT_IN_PS_LEVEL(ppsc, _PS_FLAG) ((ppsc->cur_ps_level & _PS_FLAG) ? true : false) 124 #define RT_CLEAR_PS_LEVEL(ppsc, _PS_FLAG) (ppsc->cur_ps_level &= (~(_PS_FLAG))) 125 #define RT_SET_PS_LEVEL(ppsc, _PS_FLAG) (ppsc->cur_ps_level |= _PS_FLAG) 126 127 /* ASPM OSC Control bit, added by Roger, 2013.03.29. */ 128 #define RT_PCI_ASPM_OSC_IGNORE 0 /* PCI ASPM ignore OSC control in default */ 129 #define RT_PCI_ASPM_OSC_ENABLE BIT0 /* PCI ASPM controlled by OS according to ACPI Spec 5.0 */ 130 #define RT_PCI_ASPM_OSC_DISABLE BIT1 /* PCI ASPM controlled by driver or BIOS, i.e., force enable ASPM */ 131 132 133 enum _PS_BBRegBackup_ { 134 PSBBREG_RF0 = 0, 135 PSBBREG_RF1, 136 PSBBREG_RF2, 137 PSBBREG_AFE0, 138 PSBBREG_TOTALCNT 139 }; 140 141 enum { /* for ips_mode */ 142 IPS_NONE = 0, 143 IPS_NORMAL, 144 IPS_LEVEL_2, 145 IPS_NUM 146 }; 147 148 /* Design for pwrctrl_priv.ips_deny, 32 bits for 32 reasons at most */ 149 enum PS_DENY_REASON { 150 PS_DENY_DRV_INITIAL = 0, 151 PS_DENY_SCAN, 152 PS_DENY_JOIN, 153 PS_DENY_DISCONNECT, 154 PS_DENY_SUSPEND, 155 PS_DENY_IOCTL, 156 PS_DENY_MGNT_TX, 157 PS_DENY_DRV_REMOVE = 30, 158 PS_DENY_OTHERS = 31 159 }; 160 161 #ifdef CONFIG_PNO_SUPPORT 162 struct pno_nlo_info 163 { 164 u32 fast_scan_period; /* Fast scan period */ 165 u32 ssid_num; /* number of entry */ 166 u32 slow_scan_period; /* slow scan period */ 167 u32 fast_scan_iterations; /* Fast scan iterations */ 168 u8 ssid_length[MAX_PNO_LIST_COUNT]; /* SSID Length Array */ 169 u8 ssid_cipher_info[MAX_PNO_LIST_COUNT]; /* Cipher information for security */ 170 u8 ssid_channel_info[MAX_PNO_LIST_COUNT]; /* channel information */ 171 }; 172 173 struct pno_ssid { 174 u32 SSID_len; 175 u8 SSID[32]; 176 }; 177 178 struct pno_ssid_list { 179 struct pno_ssid node[MAX_PNO_LIST_COUNT]; 180 }; 181 182 struct pno_scan_channel_info 183 { 184 u8 channel; 185 u8 tx_power; 186 u8 timeout; 187 u8 active; /* set 1 means active scan, or pasivite scan. */ 188 }; 189 190 struct pno_scan_info 191 { 192 u8 enableRFE; /* Enable RFE */ 193 u8 period_scan_time; /* exclusive with fast_scan_period and slow_scan_period */ 194 u8 periodScan; /* exclusive with fast_scan_period and slow_scan_period */ 195 u8 orig_80_offset; /* original channel 80 offset */ 196 u8 orig_40_offset; /* original channel 40 offset */ 197 u8 orig_bw; /* original bandwidth */ 198 u8 orig_ch; /* original channel */ 199 u8 channel_num; /* number of channel */ 200 u64 rfe_type; /* rfe_type && 0x00000000000000ff */ 201 struct pno_scan_channel_info ssid_channel_info[MAX_SCAN_LIST_COUNT]; 202 }; 203 #endif /* CONFIG_PNO_SUPPORT */ 204 205 struct pwrctrl_priv 206 { 207 struct mutex lock; 208 volatile u8 rpwm; /* requested power state for fw */ 209 volatile u8 cpwm; /* fw current power state. updated when 1. read from HCPWM 2. driver lowers power level */ 210 volatile u8 tog; /* toggling */ 211 volatile u8 cpwm_tog; /* toggling */ 212 213 u8 pwr_mode; 214 u8 smart_ps; 215 u8 bcn_ant_mode; 216 u8 dtim; 217 218 u32 alives; 219 _workitem cpwm_event; 220 u8 brpwmtimeout; 221 _workitem rpwmtimeoutwi; 222 _timer pwr_rpwm_timer; 223 u8 bpower_saving; /* for LPS/IPS */ 224 225 u8 b_hw_radio_off; 226 u8 reg_rfoff; 227 u8 reg_pdnmode; /* powerdown mode */ 228 u32 rfoff_reason; 229 230 /* RF OFF Level */ 231 u32 cur_ps_level; 232 u32 reg_rfps_level; 233 234 uint ips_enter_cnts; 235 uint ips_leave_cnts; 236 237 u8 ips_mode; 238 u8 ips_org_mode; 239 u8 ips_mode_req; /* used to accept the mode setting request, will update to ipsmode later */ 240 bool bips_processing; 241 unsigned long ips_deny_time; /* will deny IPS when system time is smaller than this */ 242 u8 pre_ips_type;/* 0: default flow, 1: carddisbale flow */ 243 244 /* ps_deny: if 0, power save is free to go; otherwise deny all kinds of power save. */ 245 /* Use PS_DENY_REASON to decide reason. */ 246 /* Don't access this variable directly without control function, */ 247 /* and this variable should be protected by lock. */ 248 u32 ps_deny; 249 250 u8 ps_processing; /* temporarily used to mark whether in rtw_ps_processor */ 251 252 u8 fw_psmode_iface_id; 253 u8 bLeisurePs; 254 u8 LpsIdleCount; 255 u8 power_mgnt; 256 u8 org_power_mgnt; 257 u8 bFwCurrentInPSMode; 258 unsigned long DelayLPSLastTimeStamp; 259 s32 pnp_current_pwr_state; 260 u8 pnp_bstop_trx; 261 262 263 u8 bInternalAutoSuspend; 264 u8 bInSuspend; 265 266 u8 bAutoResume; 267 u8 autopm_cnt; 268 269 u8 bSupportRemoteWakeup; 270 u8 wowlan_wake_reason; 271 u8 wowlan_ap_mode; 272 u8 wowlan_mode; 273 #ifdef CONFIG_WOWLAN 274 u8 wowlan_pattern; 275 u8 wowlan_magic; 276 u8 wowlan_unicast; 277 u8 wowlan_pattern_idx; 278 u8 wowlan_pno_enable; 279 #ifdef CONFIG_PNO_SUPPORT 280 u8 pno_in_resume; 281 u8 pno_inited; 282 struct pno_nlo_info *pnlo_info; 283 struct pno_scan_info *pscan_info; 284 struct pno_ssid_list *pno_ssid_list; 285 #endif 286 u32 wowlan_pattern_context[8][5]; 287 u64 wowlan_fw_iv; 288 #endif /* CONFIG_WOWLAN */ 289 _timer pwr_state_check_timer; 290 struct adapter *adapter; 291 int pwr_state_check_interval; 292 u8 pwr_state_check_cnts; 293 294 int ps_flag; /* used by autosuspend */ 295 296 enum rt_rf_power_state rf_pwrstate;/* cur power state, only for IPS */ 297 /* rt_rf_power_state current_rfpwrstate; */ 298 enum rt_rf_power_state change_rfpwrstate; 299 300 u8 bHWPowerdown; /* power down mode selection. 0:radio off, 1:power down */ 301 u8 bHWPwrPindetect; /* come from registrypriv.hwpwrp_detect. enable power down function. 0:disable, 1:enable */ 302 u8 bkeepfwalive; 303 u8 brfoffbyhw; 304 unsigned long PS_BBRegBackup[PSBBREG_TOTALCNT]; 305 }; 306 307 #define rtw_get_ips_mode_req(pwrctl) \ 308 (pwrctl)->ips_mode_req 309 310 #define rtw_ips_mode_req(pwrctl, ips_mode) \ 311 (pwrctl)->ips_mode_req = (ips_mode) 312 313 #define RTW_PWR_STATE_CHK_INTERVAL 2000 314 315 #define _rtw_set_pwr_state_check_timer(pwrctl, ms) \ 316 do { \ 317 /*DBG_871X("%s _rtw_set_pwr_state_check_timer(%p, %d)\n", __func__, (pwrctl), (ms));*/ \ 318 _set_timer(&(pwrctl)->pwr_state_check_timer, (ms)); \ 319 } while (0) 320 321 #define rtw_set_pwr_state_check_timer(pwrctl) \ 322 _rtw_set_pwr_state_check_timer((pwrctl), (pwrctl)->pwr_state_check_interval) 323 324 extern void rtw_init_pwrctrl_priv(struct adapter *adapter); 325 extern void rtw_free_pwrctrl_priv(struct adapter * adapter); 326 327 s32 rtw_register_task_alive(struct adapter *, u32 task); 328 void rtw_unregister_task_alive(struct adapter *, u32 task); 329 extern s32 rtw_register_tx_alive(struct adapter *padapter); 330 extern void rtw_unregister_tx_alive(struct adapter *padapter); 331 extern s32 rtw_register_cmd_alive(struct adapter *padapter); 332 extern void rtw_unregister_cmd_alive(struct adapter *padapter); 333 extern void cpwm_int_hdl(struct adapter *padapter, struct reportpwrstate_parm *preportpwrstate); 334 extern void LPS_Leave_check(struct adapter *padapter); 335 336 extern void LeaveAllPowerSaveMode(struct adapter * Adapter); 337 extern void LeaveAllPowerSaveModeDirect(struct adapter * Adapter); 338 void _ips_enter(struct adapter *padapter); 339 void ips_enter(struct adapter *padapter); 340 int _ips_leave(struct adapter *padapter); 341 int ips_leave(struct adapter *padapter); 342 343 void rtw_ps_processor(struct adapter *padapter); 344 345 s32 LPS_RF_ON_check(struct adapter *padapter, u32 delay_ms); 346 void LPS_Enter(struct adapter *padapter, const char *msg); 347 void LPS_Leave(struct adapter *padapter, const char *msg); 348 void traffic_check_for_leave_lps(struct adapter *padapter, u8 tx, u32 tx_packets); 349 void rtw_set_ps_mode(struct adapter *padapter, u8 ps_mode, u8 smart_ps, u8 bcn_ant_mode, const char *msg); 350 void rtw_set_rpwm(struct adapter *padapter, u8 val8); 351 352 void rtw_set_ips_deny(struct adapter *padapter, u32 ms); 353 int _rtw_pwr_wakeup(struct adapter *padapter, u32 ips_deffer_ms, const char *caller); 354 #define rtw_pwr_wakeup(adapter) _rtw_pwr_wakeup(adapter, RTW_PWR_STATE_CHK_INTERVAL, __func__) 355 #define rtw_pwr_wakeup_ex(adapter, ips_deffer_ms) _rtw_pwr_wakeup(adapter, ips_deffer_ms, __func__) 356 int rtw_pm_set_ips(struct adapter *padapter, u8 mode); 357 int rtw_pm_set_lps(struct adapter *padapter, u8 mode); 358 359 void rtw_ps_deny(struct adapter *padapter, enum PS_DENY_REASON reason); 360 void rtw_ps_deny_cancel(struct adapter *padapter, enum PS_DENY_REASON reason); 361 u32 rtw_ps_deny_get(struct adapter *padapter); 362 363 #endif /* __RTL871X_PWRCTRL_H_ */ 364