From bfe6cd1e7e1d2c6a1cd12c4b20bb623c1263aa4c Mon Sep 17 00:00:00 2001
From: fpenard <89727717+fpenard@users.noreply.github.com>
Date: Sun, 30 Aug 2026 10:50:08 +0200
Subject: [PATCH] fix(taranis): restore volume cli for I2C audio targets
 (#6543)

---
 radio/src/cli.cpp                        | 5 +++++
 radio/src/targets/taranis/hal.h          | 3 +++
 radio/src/targets/taranis/volume_i2c.cpp | 5 +++++
 3 files changed, 13 insertions(+)

diff --git a/radio/src/cli.cpp b/radio/src/cli.cpp
index 31706c2fd..372348ae8 100644
--- a/radio/src/cli.cpp
+++ b/radio/src/cli.cpp
@@ -1497,6 +1497,11 @@ int cliDisplay(const char ** argv)
     gettime(&utm);
     cliSerialPrint("rtc = %4d-%02d-%02d %02d:%02d:%02d.%02d0", utm.tm_year+TM_YEAR_BASE, utm.tm_mon+1, utm.tm_mday, utm.tm_hour, utm.tm_min, utm.tm_sec, g_ms100);
   }
+#if defined(VOLUME_I2C_ADDRESS)
+  else if (!strcmp(argv[1], "volume")) {
+    cliSerialPrint("volume = %d", getVolume());
+  }
+#endif
   else if (!strcmp(argv[1], "uid")) {
     char str[LEN_CPU_UID+1];
     getCPUUniqueID(str);
diff --git a/radio/src/targets/taranis/hal.h b/radio/src/targets/taranis/hal.h
index 1816c4705..903537cb8 100644
--- a/radio/src/targets/taranis/hal.h
+++ b/radio/src/targets/taranis/hal.h
@@ -883,6 +883,9 @@
 #if !defined(SOFTWARE_VOLUME)
   #define VOLUME_I2C_ADDRESS            0x2E
   #define VOLUME_I2C_BUS                I2C_Bus_1
+
+  #include <stdint.h>
+  int32_t getVolume();
 #endif
 
 #define I2C_B1_CLK_RATE                 400000
diff --git a/radio/src/targets/taranis/volume_i2c.cpp b/radio/src/targets/taranis/volume_i2c.cpp
index d1ed2365c..48b5c942e 100644
--- a/radio/src/targets/taranis/volume_i2c.cpp
+++ b/radio/src/targets/taranis/volume_i2c.cpp
@@ -57,4 +57,9 @@ void audioSetVolume(uint8_t volume)
   write_i2c_volume(volumeScale[volume]);
 }
 
+int32_t getVolume()
+{
+  return read_i2c_volume();
+}
+
 #endif