diff options
| author | sakumisu <[email protected]> | 2025-01-16 10:16:59 +0800 |
|---|---|---|
| committer | sakumisu <[email protected]> | 2025-01-16 16:29:13 +0800 |
| commit | 0a295ee5ebb4ae771aad2c5adbc9cb15dcef41fd (patch) | |
| tree | 5d8092b65246f3a0722c38c6432adb062544f6c0 /class | |
| parent | 5b74cecc4a1094198ee17fa2e9a856c5dcd73ce6 (diff) | |
fix(audio): fix audio feedback value caculation
Signed-off-by: sakumisu <[email protected]>
Diffstat (limited to 'class')
| -rw-r--r-- | class/audio/usb_audio.h | 22 |
1 files changed, 11 insertions, 11 deletions
diff --git a/class/audio/usb_audio.h b/class/audio/usb_audio.h index 0646a16b..156d1122 100644 --- a/class/audio/usb_audio.h +++ b/class/audio/usb_audio.h @@ -1341,18 +1341,18 @@ struct audio_v2_control_range3_param_block { (uint8_t)((frq >> 16)), (uint8_t)((frq >> 24)) /* format 10.14 */ -#define AUDIO_UPDATE_FEEDBACK_DATA_FS(buf, freq) \ - uint32_t value = ((freq / 1000) << 14) | ((freq % 1000) << 4); \ - buf[0] = ((value >> 0U) & 0xFFU); \ - buf[1] = ((value >> 8U) & 0xFFU); \ - buf[2] = ((value >> 16U) & 0xFFU) +#define AUDIO_UPDATE_FEEDBACK_DATA_FS(buf, freq) \ + uint32_t value = ((freq << 10) / 1000); \ + buf[0] = ((value << 4) & 0xFFU); \ + buf[1] = (((value << 4) >> 8U) & 0xFFU); \ + buf[2] = (((value << 4) >> 16U) & 0xFFU) /* format 16.16 */ -#define AUDIO_UPDATE_FEEDBACK_DATA_HS(buf, freq) \ - uint32_t value = ((freq / 1000) << 13) | ((freq % 1000) << 3); \ - buf[0] = ((value >> 0U) & 0xFFU); \ - buf[1] = ((value >> 8U) & 0xFFU); \ - buf[2] = ((value >> 16U) & 0xFFU); \ - buf[3] = ((value >> 24U) & 0xFFU) +#define AUDIO_UPDATE_FEEDBACK_DATA_HS(buf, freq) \ + uint32_t value = ((freq << 13) / 1000); \ + buf[0] = (((value & 0x00001FFFu) << 3) & 0xFFu); \ + buf[1] = ((((value & 0x00001FFFu) << 3) >> 8) & 0xFFu); \ + buf[2] = (((value & 0x01FFE000u) >> 13) & 0xFFu); \ + buf[3] = (((value & 0x01FFE000u) >> 21) & 0xFFu) #endif /* USB_AUDIO_H */ |