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fix(audio): fix audio feedback value caculation

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Signed-off-by: sakumisu <1203593632@qq.com>
This commit is contained in:
sakumisu
2025-01-16 10:16:59 +08:00
parent 5b74cecc4a
commit 0a295ee5eb
1 changed files with 11 additions and 11 deletions
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22
class/audio/usb_audio.h
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@@ -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 */