drivers/net/wireless/intel/iwlwifi/fw/api/sf.h

   1 /* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
   2 /*
   3  * Copyright (C) 2012-2014 Intel Corporation
   4  * Copyright (C) 2013-2015 Intel Mobile Communications GmbH
   5  * Copyright (C) 2016-2017 Intel Deutschland GmbH
   6  */
   7 #ifndef __iwl_fw_api_sf_h__
   8 #define __iwl_fw_api_sf_h__
   9
  10 /* Smart Fifo state */
  11 enum iwl_sf_state {
  12         SF_LONG_DELAY_ON = 0, /* should never be called by driver */
  13         SF_FULL_ON,
  14         SF_UNINIT,
  15         SF_INIT_OFF,
  16         SF_HW_NUM_STATES
  17 };
  18
  19 /* Smart Fifo possible scenario */
  20 enum iwl_sf_scenario {
  21         SF_SCENARIO_SINGLE_UNICAST,
  22         SF_SCENARIO_AGG_UNICAST,
  23         SF_SCENARIO_MULTICAST,
  24         SF_SCENARIO_BA_RESP,
  25         SF_SCENARIO_TX_RESP,
  26         SF_NUM_SCENARIO
  27 };
  28
  29 #define SF_TRANSIENT_STATES_NUMBER 2    /* SF_LONG_DELAY_ON and SF_FULL_ON */
  30 #define SF_NUM_TIMEOUT_TYPES 2          /* Aging timer and Idle timer */
  31
  32 /* smart FIFO default values */
  33 #define SF_W_MARK_SISO 6144
  34 #define SF_W_MARK_MIMO2 8192
  35 #define SF_W_MARK_MIMO3 6144
  36 #define SF_W_MARK_LEGACY 4096
  37 #define SF_W_MARK_SCAN 4096
  38
  39 /* SF Scenarios timers for default configuration (aligned to 32 uSec) */
  40 #define SF_SINGLE_UNICAST_IDLE_TIMER_DEF 160    /* 150 uSec  */
  41 #define SF_SINGLE_UNICAST_AGING_TIMER_DEF 400   /* 0.4 mSec */
  42 #define SF_AGG_UNICAST_IDLE_TIMER_DEF 160               /* 150 uSec */
  43 #define SF_AGG_UNICAST_AGING_TIMER_DEF 400              /* 0.4 mSec */
  44 #define SF_MCAST_IDLE_TIMER_DEF 160             /* 150 mSec */
  45 #define SF_MCAST_AGING_TIMER_DEF 400            /* 0.4 mSec */
  46 #define SF_BA_IDLE_TIMER_DEF 160                        /* 150 uSec */
  47 #define SF_BA_AGING_TIMER_DEF 400                       /* 0.4 mSec */
  48 #define SF_TX_RE_IDLE_TIMER_DEF 160                     /* 150 uSec */
  49 #define SF_TX_RE_AGING_TIMER_DEF 400            /* 0.4 mSec */
  50
  51 /* SF Scenarios timers for BSS MAC configuration (aligned to 32 uSec) */
  52 #define SF_SINGLE_UNICAST_IDLE_TIMER 320        /* 300 uSec  */
  53 #define SF_SINGLE_UNICAST_AGING_TIMER 2016      /* 2 mSec */
  54 #define SF_AGG_UNICAST_IDLE_TIMER 320           /* 300 uSec */
  55 #define SF_AGG_UNICAST_AGING_TIMER 2016         /* 2 mSec */
  56 #define SF_MCAST_IDLE_TIMER 2016                /* 2 mSec */
  57 #define SF_MCAST_AGING_TIMER 10016              /* 10 mSec */
  58 #define SF_BA_IDLE_TIMER 320                    /* 300 uSec */
  59 #define SF_BA_AGING_TIMER 2016                  /* 2 mSec */
  60 #define SF_TX_RE_IDLE_TIMER 320                 /* 300 uSec */
  61 #define SF_TX_RE_AGING_TIMER 2016               /* 2 mSec */
  62
  63 #define SF_LONG_DELAY_AGING_TIMER 1000000       /* 1 Sec */
  64
  65 #define SF_CFG_DUMMY_NOTIF_OFF  BIT(16)
  66
  67 /**
  68  * struct iwl_sf_cfg_cmd - Smart Fifo configuration command.
  69  * @state: smart fifo state, types listed in &enum iwl_sf_state.
  70  * @watermark: Minimum allowed available free space in RXF for transient state.
  71  * @long_delay_timeouts: aging and idle timer values for each scenario
  72  * in long delay state.
  73  * @full_on_timeouts: timer values for each scenario in full on state.
  74  */
  75 struct iwl_sf_cfg_cmd {
  76         __le32 state;
  77         __le32 watermark[SF_TRANSIENT_STATES_NUMBER];
  78         __le32 long_delay_timeouts[SF_NUM_SCENARIO][SF_NUM_TIMEOUT_TYPES];
  79         __le32 full_on_timeouts[SF_NUM_SCENARIO][SF_NUM_TIMEOUT_TYPES];
  80 } __packed; /* SF_CFG_API_S_VER_2 */
  81
  82 #endif /* __iwl_fw_api_sf_h__ */