src/main/io/vtx_control.c

   1 /*
   2  * This file is part of Cleanflight.
   3  *
   4  * Cleanflight is free software: you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation, either version 3 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * Cleanflight is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with Cleanflight.  If not, see <http://www.gnu.org/licenses/>.
  16  */
  17
  18
  19 // Get target build configuration
  20 #include "platform.h"
  21 #include "build/debug.h"
  22
  23 #include "common/maths.h"
  24 #include "common/log.h"
  25
  26 #include "config/config_eeprom.h"
  27 #include "config/parameter_group.h"
  28 #include "config/parameter_group_ids.h"
  29
  30 #include "drivers/vtx_common.h"
  31 #include "drivers/light_led.h"
  32 #include "drivers/system.h"
  33
  34 #include "fc/config.h"
  35 #include "fc/runtime_config.h"
  36 #include "fc/settings.h"
  37
  38 #include "io/beeper.h"
  39 #include "io/osd.h"
  40 #include "io/vtx_control.h"
  41
  42 #if defined(USE_VTX_CONTROL)
  43
  44 PG_REGISTER_WITH_RESET_TEMPLATE(vtxConfig_t, vtxConfig, PG_VTX_CONFIG, 4);
  45
  46 PG_RESET_TEMPLATE(vtxConfig_t, vtxConfig,
  47       .halfDuplex = SETTING_VTX_HALFDUPLEX_DEFAULT,
  48       .smartAudioEarlyAkkWorkaroundEnable = SETTING_VTX_SMARTAUDIO_EARLY_AKK_WORKAROUND_DEFAULT,
  49       .smartAudioAltSoftSerialMethod = SETTING_VTX_SMARTAUDIO_ALTERNATE_SOFTSERIAL_METHOD_DEFAULT,
  50       .softSerialShortStop = SETTING_VTX_SOFTSERIAL_SHORTSTOP_DEFAULT,
  51       .smartAudioStopBits = SETTING_VTX_SMARTAUDIO_STOPBITS_DEFAULT,
  52 );
  53
  54 static uint8_t locked = 0;
  55
  56 void vtxControlInit(void)
  57 {
  58     // NOTHING TO DO
  59 }
  60
  61 void vtxControlInputPoll(void)
  62 {
  63   // Check variuos input sources for VTX config updates
  64
  65   // XXX: None supported in INAV
  66 }
  67
  68 static void vtxUpdateBandAndChannel(uint8_t bandStep, uint8_t channelStep)
  69 {
  70     if (ARMING_FLAG(ARMED)) {
  71         locked = 1;
  72     }
  73
  74     if (!locked) {
  75         vtxDevice_t *vtxDevice = vtxCommonDevice();
  76         if (vtxDevice) {
  77             uint8_t band = 0, channel = 0;
  78             vtxCommonGetBandAndChannel(vtxDevice, &band, &channel);
  79             vtxCommonSetBandAndChannel(vtxDevice, band + bandStep, channel + channelStep);
  80         }
  81     }
  82 }
  83
  84 void vtxIncrementBand(void)
  85 {
  86     vtxUpdateBandAndChannel(+1, 0);
  87 }
  88
  89 void vtxDecrementBand(void)
  90 {
  91     vtxUpdateBandAndChannel(-1, 0);
  92 }
  93
  94 void vtxIncrementChannel(void)
  95 {
  96     vtxUpdateBandAndChannel(0, +1);
  97 }
  98
  99 void vtxDecrementChannel(void)
 100 {
 101     vtxUpdateBandAndChannel(0, -1);
 102 }
 103
 104 void vtxUpdateActivatedChannel(void)
 105 {
 106     if (ARMING_FLAG(ARMED)) {
 107         locked = 1;
 108     }
 109
 110     if (!locked) {
 111         vtxDevice_t *vtxDevice = vtxCommonDevice();
 112         if (vtxDevice) {
 113             static uint8_t lastIndex = -1;
 114
 115             for (uint8_t index = 0; index < MAX_CHANNEL_ACTIVATION_CONDITION_COUNT; index++) {
 116                 const vtxChannelActivationCondition_t *vtxChannelActivationCondition = &vtxConfig()->vtxChannelActivationConditions[index];
 117
 118                 if (isRangeActive(vtxChannelActivationCondition->auxChannelIndex, &vtxChannelActivationCondition->range)
 119                     && index != lastIndex) {
 120                     lastIndex = index;
 121
 122                     vtxCommonSetBandAndChannel(vtxDevice, vtxChannelActivationCondition->band, vtxChannelActivationCondition->channel);
 123                     break;
 124                 }
 125             }
 126         }
 127     }
 128 }
 129
 130 void vtxCycleBandOrChannel(const uint8_t bandStep, const uint8_t channelStep)
 131 {
 132     vtxDevice_t *vtxDevice = vtxCommonDevice();
 133
 134     if (!vtxDevice) {
 135         return;
 136     }
 137
 138     uint8_t band = 0, channel = 0;
 139     vtxDeviceCapability_t capability;
 140
 141     bool haveAllNeededInfo = vtxCommonGetBandAndChannel(vtxDevice, &band, &channel) && vtxCommonGetDeviceCapability(vtxDevice, &capability);
 142     if (!haveAllNeededInfo) {
 143         return;
 144     }
 145
 146     int newChannel = channel + channelStep;
 147     if (newChannel > capability.channelCount) {
 148         newChannel = 1;
 149     } else if (newChannel < 1) {
 150         newChannel = capability.channelCount;
 151     }
 152
 153     int newBand = band + bandStep;
 154     if (newBand > capability.bandCount) {
 155         newBand = 1;
 156     } else if (newBand < 1) {
 157         newBand = capability.bandCount;
 158     }
 159
 160     vtxCommonSetBandAndChannel(vtxDevice, newBand, newChannel);
 161 }
 162
 163 void vtxCyclePower(const uint8_t powerStep)
 164 {
 165     vtxDevice_t *vtxDevice = vtxCommonDevice();
 166
 167     if (!vtxDevice) {
 168         return;
 169     }
 170
 171     uint8_t power = 0;
 172     vtxDeviceCapability_t capability;
 173
 174     bool haveAllNeededInfo = vtxCommonGetPowerIndex(vtxDevice, &power) && vtxCommonGetDeviceCapability(vtxDevice, &capability);
 175     if (!haveAllNeededInfo) {
 176         return;
 177     }
 178
 179     int newPower = power + powerStep;
 180     if (newPower >= capability.powerCount) {
 181         newPower = 0;
 182     } else if (newPower < 0) {
 183         newPower = capability.powerCount;
 184     }
 185
 186     vtxCommonSetPowerByIndex(vtxDevice, newPower);
 187 }
 188
 189 #endif