Weather station: new external radio driver (#3)

* Weather station: new external radio driver

Author: gid9798

applications/external/weather_station/helpers/radio_device_loader.c

@@ -0,0 +1,69 @@
+#include "radio_device_loader.h"
+
+#include <applications/drivers/subghz/cc1101_ext/cc1101_ext_interconnect.h>
+#include <lib/subghz/devices/cc1101_int/cc1101_int_interconnect.h>
+
+static void radio_device_loader_power_on() {
+    uint8_t attempts = 0;
+    while(!furi_hal_power_is_otg_enabled() && attempts++ < 5) {
+        furi_hal_power_enable_otg();
+        //CC1101 power-up time
+        furi_delay_ms(10);
+    }
+}
+
+static void radio_device_loader_power_off() {
+    if(furi_hal_power_is_otg_enabled()) furi_hal_power_disable_otg();
+}
+
+bool radio_device_loader_is_connect_external(const char* name) {
+    bool is_connect = false;
+    bool is_otg_enabled = furi_hal_power_is_otg_enabled();
+
+    if(!is_otg_enabled) {
+        radio_device_loader_power_on();
+    }
+
+    const SubGhzDevice* device = subghz_devices_get_by_name(name);
+    if(device) {
+        is_connect = subghz_devices_is_connect(device);
+    }
+
+    if(!is_otg_enabled) {
+        radio_device_loader_power_off();
+    }
+    return is_connect;
+}
+
+const SubGhzDevice* radio_device_loader_set(
+    const SubGhzDevice* current_radio_device,
+    SubGhzRadioDeviceType radio_device_type) {
+    const SubGhzDevice* radio_device;
+
+    if(radio_device_type == SubGhzRadioDeviceTypeExternalCC1101 &&
+       radio_device_loader_is_connect_external(SUBGHZ_DEVICE_CC1101_EXT_NAME)) {
+        radio_device_loader_power_on();
+        radio_device = subghz_devices_get_by_name(SUBGHZ_DEVICE_CC1101_EXT_NAME);
+        subghz_devices_begin(radio_device);
+    } else if(current_radio_device == NULL) {
+        radio_device = subghz_devices_get_by_name(SUBGHZ_DEVICE_CC1101_INT_NAME);
+    } else {
+        radio_device_loader_end(current_radio_device);
+        radio_device = subghz_devices_get_by_name(SUBGHZ_DEVICE_CC1101_INT_NAME);
+    }
+
+    return radio_device;
+}
+
+bool radio_device_loader_is_external(const SubGhzDevice* radio_device) {
+    furi_assert(radio_device);
+    return (radio_device != subghz_devices_get_by_name(SUBGHZ_DEVICE_CC1101_INT_NAME));
+}
+
+void radio_device_loader_end(const SubGhzDevice* radio_device) {
+    furi_assert(radio_device);
+    radio_device_loader_power_off();
+    if(radio_device != subghz_devices_get_by_name(SUBGHZ_DEVICE_CC1101_INT_NAME)) {
+        subghz_devices_end(radio_device);
+    }
+}

applications/external/weather_station/helpers/radio_device_loader.h

@@ -0,0 +1,17 @@
+#pragma once
+
+#include <lib/subghz/devices/devices.h>
+
+/** SubGhzRadioDeviceType */
+typedef enum {
+    SubGhzRadioDeviceTypeInternal,
+    SubGhzRadioDeviceTypeExternalCC1101,
+} SubGhzRadioDeviceType;
+
+const SubGhzDevice* radio_device_loader_set(
+    const SubGhzDevice* current_radio_device,
+    SubGhzRadioDeviceType radio_device_type);
+
+bool radio_device_loader_is_external(const SubGhzDevice* radio_device);
+
+void radio_device_loader_end(const SubGhzDevice* radio_device);

applications/external/weather_station/scenes/weather_station_receiver.c

@@ -48,13 +48,18 @@ static void weather_station_scene_receiver_update_statusbar(void* context) {
             app->ws_receiver,
             furi_string_get_cstr(frequency_str),
             furi_string_get_cstr(modulation_str),
-            furi_string_get_cstr(history_stat_str));
+            furi_string_get_cstr(history_stat_str),
+            radio_device_loader_is_external(app->txrx->radio_device));
 
         furi_string_free(frequency_str);
         furi_string_free(modulation_str);
     } else {
         ws_view_receiver_add_data_statusbar(
-            app->ws_receiver, furi_string_get_cstr(history_stat_str), "", "");
+            app->ws_receiver,
+            furi_string_get_cstr(history_stat_str),
+            "",
+            "",
+            radio_device_loader_is_external(app->txrx->radio_device));
     }
     furi_string_free(history_stat_str);
 }
@@ -196,7 +201,7 @@ bool weather_station_scene_receiver_on_event(void* context, SceneManagerEvent ev
             weather_station_scene_receiver_update_statusbar(app);
         }
         // Get current RSSI
-        float rssi = furi_hal_subghz_get_rssi();
+        float rssi = subghz_devices_get_rssi(app->txrx->radio_device);
         ws_view_receiver_set_rssi(app->ws_receiver, rssi);
 
         if(app->txrx->txrx_state == WSTxRxStateRx) {

applications/external/weather_station/views/weather_station_receiver.c

@@ -61,6 +61,7 @@ typedef struct {
     uint16_t history_item;
     WSReceiverBarShow bar_show;
     uint8_t u_rssi;
+    bool external_redio;
 } WSReceiverModel;
 
 void ws_view_receiver_set_rssi(WSReceiver* instance, float rssi) {
@@ -154,7 +155,8 @@ void ws_view_receiver_add_data_statusbar(
     WSReceiver* ws_receiver,
     const char* frequency_str,
     const char* preset_str,
-    const char* history_stat_str) {
+    const char* history_stat_str,
+    bool external) {
     furi_assert(ws_receiver);
     with_view_model(
         ws_receiver->view,
@@ -163,6 +165,7 @@ void ws_view_receiver_add_data_statusbar(
             furi_string_set_str(model->frequency_str, frequency_str);
             furi_string_set_str(model->preset_str, preset_str);
             furi_string_set_str(model->history_stat_str, history_stat_str);
+            model->external_redio = external;
         },
         true);
 }
@@ -202,7 +205,7 @@ void ws_view_receiver_draw(Canvas* canvas, WSReceiverModel* model) {
     FuriString* str_buff;
     str_buff = furi_string_alloc();
 
-    bool ext_module = furi_hal_subghz_get_radio_type();
+    // bool ext_module = furi_hal_subghz_get_radio_type();
 
     WSReceiverMenuItem* item_menu;
 
@@ -228,11 +231,12 @@ void ws_view_receiver_draw(Canvas* canvas, WSReceiverModel* model) {
     canvas_set_color(canvas, ColorBlack);
 
     if(model->history_item == 0) {
-        canvas_draw_icon(canvas, 0, 0, ext_module ? &I_Fishing_123x52 : &I_Scanning_123x52);
+        canvas_draw_icon(
+            canvas, 0, 0, model->external_redio ? &I_Fishing_123x52 : &I_Scanning_123x52);
         canvas_set_font(canvas, FontPrimary);
         canvas_draw_str(canvas, 63, 46, "Scanning...");
         canvas_set_font(canvas, FontSecondary);
-        canvas_draw_str(canvas, 44, 10, ext_module ? "Ext" : "Int");
+        canvas_draw_str(canvas, 44, 10, model->external_redio ? "Ext" : "Int");
     }
 
     // Draw RSSI
@@ -408,6 +412,7 @@ WSReceiver* ws_view_receiver_alloc() {
             model->history_stat_str = furi_string_alloc();
             model->bar_show = WSReceiverBarShowDefault;
             model->history = malloc(sizeof(WSReceiverHistory));
+            model->external_redio = false;
             WSReceiverMenuItemArray_init(model->history->data);
         },
         true);

applications/external/weather_station/views/weather_station_receiver.h

@@ -27,7 +27,8 @@ void ws_view_receiver_add_data_statusbar(
     WSReceiver* ws_receiver,
     const char* frequency_str,
     const char* preset_str,
-    const char* history_stat_str);
+    const char* history_stat_str,
+    bool external);
 
 void ws_view_receiver_add_item_to_menu(WSReceiver* ws_receiver, const char* name, uint8_t type);
 

applications/external/weather_station/weather_station_app.c

@@ -98,22 +98,21 @@ WeatherStationApp* weather_station_app_alloc() {
         app->txrx->environment, (void*)&weather_station_protocol_registry);
     app->txrx->receiver = subghz_receiver_alloc_init(app->txrx->environment);
 
+    subghz_devices_init();
+
+    app->txrx->radio_device =
+        radio_device_loader_set(app->txrx->radio_device, SubGhzRadioDeviceTypeExternalCC1101);
+
+    subghz_devices_reset(app->txrx->radio_device);
+    subghz_devices_idle(app->txrx->radio_device);
+
     subghz_receiver_set_filter(app->txrx->receiver, SubGhzProtocolFlag_Decodable);
     subghz_worker_set_overrun_callback(
         app->txrx->worker, (SubGhzWorkerOverrunCallback)subghz_receiver_reset);
     subghz_worker_set_pair_callback(
         app->txrx->worker, (SubGhzWorkerPairCallback)subghz_receiver_decode);
     subghz_worker_set_context(app->txrx->worker, app->txrx->receiver);
 
-    // Enable power for External CC1101 if it is connected
-    furi_hal_subghz_enable_ext_power();
-    // Auto switch to internal radio if external radio is not available
-    furi_delay_ms(15);
-    if(!furi_hal_subghz_check_radio()) {
-        furi_hal_subghz_select_radio_type(SubGhzRadioInternal);
-        furi_hal_subghz_init_radio_type(SubGhzRadioInternal);
-    }
-
     furi_hal_power_suppress_charge_enter();
 
     scene_manager_next_scene(app->scene_manager, WeatherStationSceneStart);
@@ -124,13 +123,10 @@ WeatherStationApp* weather_station_app_alloc() {
 void weather_station_app_free(WeatherStationApp* app) {
     furi_assert(app);
 
-    //CC1101 off
-    ws_sleep(app);
+    subghz_devices_sleep(app->txrx->radio_device);
+    radio_device_loader_end(app->txrx->radio_device);
 
-    // Disable power for External CC1101 if it was enabled and module is connected
-    furi_hal_subghz_disable_ext_power();
-    // Reinit SPI handles for internal radio / nfc
-    furi_hal_subghz_init_radio_type(SubGhzRadioInternal);
+    subghz_devices_deinit();
 
     // Submenu
     view_dispatcher_remove_view(app->view_dispatcher, WeatherStationViewSubmenu);

applications/external/weather_station/weather_station_app_i.c

@@ -54,29 +54,28 @@ void ws_get_frequency_modulation(
 
 void ws_begin(WeatherStationApp* app, uint8_t* preset_data) {
     furi_assert(app);
-    UNUSED(preset_data);
-    furi_hal_subghz_reset();
-    furi_hal_subghz_idle();
-    furi_hal_subghz_load_custom_preset(preset_data);
-    furi_hal_gpio_init(furi_hal_subghz.cc1101_g0_pin, GpioModeInput, GpioPullNo, GpioSpeedLow);
+    subghz_devices_reset(app->txrx->radio_device);
+    subghz_devices_idle(app->txrx->radio_device);
+    subghz_devices_load_preset(app->txrx->radio_device, FuriHalSubGhzPresetCustom, preset_data);
     app->txrx->txrx_state = WSTxRxStateIDLE;
 }
 
 uint32_t ws_rx(WeatherStationApp* app, uint32_t frequency) {
     furi_assert(app);
-    if(!furi_hal_subghz_is_frequency_valid(frequency)) {
+    if(!subghz_devices_is_frequency_valid(app->txrx->radio_device, frequency)) {
         furi_crash("WeatherStation: Incorrect RX frequency.");
     }
     furi_assert(
         app->txrx->txrx_state != WSTxRxStateRx && app->txrx->txrx_state != WSTxRxStateSleep);
 
-    furi_hal_subghz_idle();
-    uint32_t value = furi_hal_subghz_set_frequency_and_path(frequency);
-    furi_hal_gpio_init(furi_hal_subghz.cc1101_g0_pin, GpioModeInput, GpioPullNo, GpioSpeedLow);
-    furi_hal_subghz_flush_rx();
-    furi_hal_subghz_rx();
+    subghz_devices_idle(app->txrx->radio_device);
+    uint32_t value = subghz_devices_set_frequency(app->txrx->radio_device, frequency);
+    subghz_devices_flush_rx(app->txrx->radio_device);
+    subghz_devices_set_rx(app->txrx->radio_device);
+
+    subghz_devices_start_async_rx(
+        app->txrx->radio_device, subghz_worker_rx_callback, app->txrx->worker);
 
-    furi_hal_subghz_start_async_rx(subghz_worker_rx_callback, app->txrx->worker);
     subghz_worker_start(app->txrx->worker);
     app->txrx->txrx_state = WSTxRxStateRx;
     return value;
@@ -85,7 +84,7 @@ uint32_t ws_rx(WeatherStationApp* app, uint32_t frequency) {
 void ws_idle(WeatherStationApp* app) {
     furi_assert(app);
     furi_assert(app->txrx->txrx_state != WSTxRxStateSleep);
-    furi_hal_subghz_idle();
+    subghz_devices_idle(app->txrx->radio_device);
     app->txrx->txrx_state = WSTxRxStateIDLE;
 }
 
@@ -94,15 +93,15 @@ void ws_rx_end(WeatherStationApp* app) {
     furi_assert(app->txrx->txrx_state == WSTxRxStateRx);
     if(subghz_worker_is_running(app->txrx->worker)) {
         subghz_worker_stop(app->txrx->worker);
-        furi_hal_subghz_stop_async_rx();
+        subghz_devices_stop_async_rx(app->txrx->radio_device);
     }
-    furi_hal_subghz_idle();
+    subghz_devices_idle(app->txrx->radio_device);
     app->txrx->txrx_state = WSTxRxStateIDLE;
 }
 
 void ws_sleep(WeatherStationApp* app) {
     furi_assert(app);
-    furi_hal_subghz_sleep();
+    subghz_devices_sleep(app->txrx->radio_device);
     app->txrx->txrx_state = WSTxRxStateSleep;
 }
 
@@ -125,7 +124,7 @@ void ws_hopper_update(WeatherStationApp* app) {
     float rssi = -127.0f;
     if(app->txrx->hopper_state != WSHopperStateRSSITimeOut) {
         // See RSSI Calculation timings in CC1101 17.3 RSSI
-        rssi = furi_hal_subghz_get_rssi();
+        rssi = subghz_devices_get_rssi(app->txrx->radio_device);
 
         // Stay if RSSI is high enough
         if(rssi > -90.0f) {

applications/external/weather_station/weather_station_app_i.h

@@ -20,11 +20,14 @@
 #include <lib/subghz/transmitter.h>
 #include <lib/subghz/registry.h>
 
+#include "helpers/radio_device_loader.h"
+
 typedef struct WeatherStationApp WeatherStationApp;
 
 struct WeatherStationTxRx {
     SubGhzWorker* worker;
 
+    const SubGhzDevice* radio_device;
     SubGhzEnvironment* environment;
     SubGhzReceiver* receiver;
     SubGhzRadioPreset* preset;