Add LED strip config values to MSP (#12995)

* Add LED strip config values to MSP

* change hue calculation + higher max frequency

* higher rainbow frequency

* define LED Strip task rate

* msp2

* fix delta size

* Update src/main/msp/msp.c

Co-authored-by: Mark Haslinghuis <mark@numloq.nl>

* Update src/main/msp/msp.c

Co-authored-by: Mark Haslinghuis <mark@numloq.nl>

---------

Co-authored-by: Mark Haslinghuis <mark@numloq.nl>

src/main/cli/settings.c

@@ -1319,8 +1319,8 @@ const clivalue_t valueTable[] = {
     { "ledstrip_beacon_percent",    VAR_UINT8  | MASTER_VALUE, .config.minmaxUnsigned = { 0, 100 }, PG_LED_STRIP_CONFIG, offsetof(ledStripConfig_t, ledstrip_beacon_percent) },
     { "ledstrip_beacon_armed_only", VAR_UINT8  | MASTER_VALUE | MODE_LOOKUP, .config.lookup = { TABLE_OFF_ON }, PG_LED_STRIP_CONFIG, offsetof(ledStripConfig_t, ledstrip_beacon_armed_only) },
     { "ledstrip_brightness",        VAR_UINT8  | MASTER_VALUE, .config.minmaxUnsigned = { 5, 100 }, PG_LED_STRIP_CONFIG, offsetof(ledStripConfig_t, ledstrip_brightness) },
-    { "ledstrip_rainbow_delta",     VAR_UINT8  | MASTER_VALUE, .config.minmaxUnsigned = { 0, HSV_HUE_MAX }, PG_LED_STRIP_CONFIG, offsetof(ledStripConfig_t, ledstrip_rainbow_delta) },
+    { "ledstrip_rainbow_delta",     VAR_UINT16 | MASTER_VALUE, .config.minmaxUnsigned = { 0, HSV_HUE_MAX }, PG_LED_STRIP_CONFIG, offsetof(ledStripConfig_t, ledstrip_rainbow_delta) },
-    { "ledstrip_rainbow_freq",      VAR_UINT8  | MASTER_VALUE, .config.minmaxUnsigned = { 1, 200 }, PG_LED_STRIP_CONFIG, offsetof(ledStripConfig_t, ledstrip_rainbow_freq) },
+    { "ledstrip_rainbow_freq",      VAR_UINT16 | MASTER_VALUE, .config.minmaxUnsigned = { 1, 2000 }, PG_LED_STRIP_CONFIG, offsetof(ledStripConfig_t, ledstrip_rainbow_freq) },
 #endif
 
 // PG_SDCARD_CONFIG

src/main/fc/tasks.c

@@ -407,7 +407,7 @@ task_attribute_t task_attributes[TASK_COUNT] = {
 #endif
 
 #ifdef USE_LED_STRIP
-    [TASK_LEDSTRIP] = DEFINE_TASK("LEDSTRIP", NULL, NULL, ledStripUpdate, TASK_PERIOD_HZ(100), TASK_PRIORITY_LOW),
+    [TASK_LEDSTRIP] = DEFINE_TASK("LEDSTRIP", NULL, NULL, ledStripUpdate, TASK_PERIOD_HZ(TASK_LEDSTRIP_RATE_HZ), TASK_PRIORITY_LOW),
 #endif
 
 #ifdef USE_BST

src/main/io/ledstrip.c

@@ -898,26 +898,26 @@ static void applyLedThrustRingLayer(bool updateNow, timeUs_t *timer)
 
 static void applyRainbowLayer(bool updateNow, timeUs_t *timer)
 {
+    //use offset as a fixed point number
     static int offset = 0;
 
     if (updateNow) {
-        *timer += HZ_TO_US(ledStripConfig()->ledstrip_rainbow_freq);
+        offset += ledStripConfig()->ledstrip_rainbow_freq;
+        *timer += HZ_TO_US(TASK_LEDSTRIP_RATE_HZ);
     }
-
     uint8_t rainbowLedIndex = 0;
 
     for (unsigned i = 0; i < ledCounts.count; i++) {
         const ledConfig_t *ledConfig = &ledStripStatusModeConfig()->ledConfigs[i];
         if (ledGetOverlayBit(ledConfig, LED_OVERLAY_RAINBOW)) {
             hsvColor_t ledColor;
-            ledColor.h = (offset + (rainbowLedIndex * ledStripConfig()->ledstrip_rainbow_delta)) % HSV_HUE_MAX;
+            ledColor.h = (offset / TASK_LEDSTRIP_RATE_HZ + rainbowLedIndex * ledStripConfig()->ledstrip_rainbow_delta) % (HSV_HUE_MAX + 1);
             ledColor.s = 0;
             ledColor.v = HSV_VALUE_MAX;
             setLedHsv(i, &ledColor);
             rainbowLedIndex++;
         }
     }
-    offset++;
 }
 
 typedef struct larsonParameters_s {

src/main/io/ledstrip.h

@@ -28,6 +28,8 @@
 
 #include "pg/pg.h"
 
+#define TASK_LEDSTRIP_RATE_HZ 100
+
 #define LED_CONFIGURABLE_COLOR_COUNT   16
 #define LED_MODE_COUNT                  6
 #define LED_DIRECTION_COUNT             6
@@ -176,8 +178,8 @@ typedef struct ledStripConfig_s {
     uint8_t ledstrip_beacon_armed_only;
     colorId_e ledstrip_visual_beeper_color;
     uint8_t ledstrip_brightness;
-    uint8_t ledstrip_rainbow_delta;
+    uint16_t ledstrip_rainbow_delta;
-    uint8_t ledstrip_rainbow_freq;
+    uint16_t ledstrip_rainbow_freq;
 } ledStripConfig_t;
 
 PG_DECLARE(ledStripConfig_t, ledStripConfig);

src/main/msp/msp.c

@@ -2573,6 +2573,13 @@ static mspResult_e mspFcProcessOutCommandWithArg(mspDescriptor_t srcDesc, int16_
             }
         }
         break;
+#ifdef USE_LED_STRIP
+    case MSP2_GET_LED_STRIP_CONFIG_VALUES:
+        sbufWriteU8(dst, ledStripConfig()->ledstrip_brightness);
+        sbufWriteU16(dst, ledStripConfig()->ledstrip_rainbow_delta);
+        sbufWriteU16(dst, ledStripConfig()->ledstrip_rainbow_freq);
+        break;
+#endif
 
     default:
         return MSP_RESULT_CMD_UNKNOWN;
@@ -3984,6 +3991,14 @@ static mspResult_e mspProcessInCommand(mspDescriptor_t srcDesc, int16_t cmdMSP,
         }
         break;
 
+#ifdef USE_LED_STRIP
+    case MSP2_SET_LED_STRIP_CONFIG_VALUES:
+        ledStripConfigMutable()->ledstrip_brightness = sbufReadU8(src);
+        ledStripConfigMutable()->ledstrip_rainbow_delta = sbufReadU16(src);
+        ledStripConfigMutable()->ledstrip_rainbow_freq = sbufReadU16(src);
+        break;
+#endif
+
     default:
         // we do not know how to handle the (valid) message, indicate error MSP $M!
         return MSP_RESULT_ERROR;

src/main/msp/msp_protocol_v2_betaflight.h

@@ -26,6 +26,8 @@
 #define MSP2_GET_OSD_WARNINGS               0x3005  // returns active OSD warning message text
 #define MSP2_GET_TEXT                       0x3006
 #define MSP2_SET_TEXT                       0x3007
+#define MSP2_GET_LED_STRIP_CONFIG_VALUES    0x3008
+#define MSP2_SET_LED_STRIP_CONFIG_VALUES    0x3009
 
 // MSP2_SET_TEXT and MSP2_GET_TEXT variable types
 #define MSP2TEXT_PILOT_NAME                      1