diff options
Diffstat (limited to 'src/class/audio/audio_device.h')
| -rw-r--r-- | src/class/audio/audio_device.h | 20 |
1 files changed, 17 insertions, 3 deletions
diff --git a/src/class/audio/audio_device.h b/src/class/audio/audio_device.h index 2bd432d48..1e0c46915 100644 --- a/src/class/audio/audio_device.h +++ b/src/class/audio/audio_device.h @@ -188,6 +188,8 @@ tu_fifo_t* tud_audio_n_get_ep_out_ff (uint8_t func_id); uint16_t tud_audio_n_write (uint8_t func_id, const void * data, uint16_t len); bool tud_audio_n_clear_ep_in_ff (uint8_t func_id); tu_fifo_t* tud_audio_n_get_ep_in_ff (uint8_t func_id); +uint16_t tud_audio_n_get_ep_in_fifo_threshold(uint8_t func_id); +void tud_audio_n_set_ep_in_fifo_threshold(uint8_t func_id, uint16_t threshold); #endif #if CFG_TUD_AUDIO_ENABLE_INTERRUPT_EP @@ -331,10 +333,12 @@ typedef struct { union { struct { uint32_t mclk_freq; // Main clock frequency in Hz i.e. master clock to which sample clock is based on - }frequency; - + } frequency; + struct { + uint16_t fifo_threshold; // Target FIFO threshold level, default to half FIFO if not set + } fifo_count; }; -}audio_feedback_params_t; +} audio_feedback_params_t; // Invoked when needed to set feedback parameters void tud_audio_feedback_params_cb(uint8_t func_id, uint8_t alt_itf, audio_feedback_params_t* feedback_param); @@ -424,6 +428,16 @@ TU_ATTR_ALWAYS_INLINE static inline tu_fifo_t* tud_audio_get_ep_in_ff(void) { return tud_audio_n_get_ep_in_ff(0); } +TU_ATTR_ALWAYS_INLINE static inline uint16_t tud_audio_get_ep_in_fifo_threshold(void) +{ + return tud_audio_n_get_ep_in_fifo_threshold(0); +} + +TU_ATTR_ALWAYS_INLINE static inline void tud_audio_set_ep_in_fifo_threshold(uint16_t threshold) +{ + tud_audio_n_set_ep_in_fifo_threshold(0, threshold); +} + #endif #if CFG_TUD_AUDIO_ENABLE_INTERRUPT_EP |