fix all device examples warnings

2 files changed, 9 insertions, 9 deletions

diff --git a/examples/device/uac2_headset/src/main.c b/examples/device/uac2_headset/src/main.c
index a8d204eaa..003dc2a74 100644
--- a/examples/device/uac2_headset/src/main.c
+++ b/examples/device/uac2_headset/src/main.c
@@ -159,7 +159,7 @@ static bool tud_audio_clock_get_request(uint8_t rhport, audio_control_request_t
     {
       TU_LOG1("Clock get current freq %lu\r\n", current_sample_rate);
 
-      audio_control_cur_4_t curf = { tu_htole32(current_sample_rate) };
+      audio_control_cur_4_t curf = { (int32_t) tu_htole32(current_sample_rate) };
       return tud_audio_buffer_and_schedule_control_xfer(rhport, (tusb_control_request_t const *)request, &curf, sizeof(curf));
     }
     else if (request->bRequest == AUDIO_CS_REQ_RANGE)
@@ -171,8 +171,8 @@ static bool tud_audio_clock_get_request(uint8_t rhport, audio_control_request_t
       TU_LOG1("Clock get %d freq ranges\r\n", N_SAMPLE_RATES);
       for(uint8_t i = 0; i < N_SAMPLE_RATES; i++)
       {
-        rangef.subrange[i].bMin = sample_rates[i];
-        rangef.subrange[i].bMax = sample_rates[i];
+        rangef.subrange[i].bMin = (int32_t) sample_rates[i];
+        rangef.subrange[i].bMax = (int32_t) sample_rates[i];
         rangef.subrange[i].bRes = 0;
         TU_LOG1("Range %d (%d, %d, %d)\r\n", i, (int)rangef.subrange[i].bMin, (int)rangef.subrange[i].bMax, (int)rangef.subrange[i].bRes);
       }
@@ -204,7 +204,7 @@ static bool tud_audio_clock_set_request(uint8_t rhport, audio_control_request_t
   {
     TU_VERIFY(request->wLength == sizeof(audio_control_cur_4_t));
 
-    current_sample_rate = ((audio_control_cur_4_t const *)buf)->bCur;
+    current_sample_rate = (uint32_t) ((audio_control_cur_4_t const *)buf)->bCur;
 
     TU_LOG1("Clock set current freq: %ld\r\n", current_sample_rate);
 
@@ -403,9 +403,9 @@ void audio_task(void)
         // Combine two channels into one
         int32_t left = *src++;
         int32_t right = *src++;
-        *dst++ = (left >> 1) + (right >> 1);
+        *dst++ = (int16_t) ((left >> 1) + (right >> 1));
       }
-      tud_audio_write((uint8_t *)mic_buf, spk_data_size / 2);
+      tud_audio_write((uint8_t *)mic_buf, (uint16_t) (spk_data_size / 2));
       spk_data_size = 0;
     }
     else if (current_resolution == 24)
@@ -418,9 +418,9 @@ void audio_task(void)
         // Combine two channels into one
         int32_t left = *src++;
         int32_t right = *src++;
-        *dst++ = ((left >> 1) + (right >> 1)) & 0xffffff00;
+        *dst++ = (int32_t) ((uint32_t) ((left >> 1) + (right >> 1)) & 0xffffff00ul);
       }
-      tud_audio_write((uint8_t *)mic_buf, spk_data_size / 2);
+      tud_audio_write((uint8_t *)mic_buf, (uint16_t) (spk_data_size / 2));
       spk_data_size = 0;
     }
   }
diff --git a/examples/device/uac2_headset/src/usb_descriptors.c b/examples/device/uac2_headset/src/usb_descriptors.c
index a2d6368bf..10f5cbd27 100644
--- a/examples/device/uac2_headset/src/usb_descriptors.c
+++ b/examples/device/uac2_headset/src/usb_descriptors.c
@@ -165,7 +165,7 @@ uint16_t const* tud_descriptor_string_cb(uint8_t index, uint16_t langid)
   }
 
   // first byte is length (including header), second byte is string type
-  _desc_str[0] = (TUSB_DESC_STRING << 8 ) | (2 * chr_count + 2);
+  _desc_str[0] = (uint16_t) ((TUSB_DESC_STRING << 8 ) | (2*chr_count + 2));
 
   return _desc_str;
 }