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Improve user feedback in case of wrong configuration of audio driver

This commit is contained in:
Reinhard Panhuber 2021-04-14 21:52:54 +02:00
parent 2134c1a875
commit 8d9f60ca5e
1 changed files with 29 additions and 42 deletions
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71
src/class/audio/audio_device.c
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@ -81,14 +81,14 @@
#endif
#if (CFG_TUSB_MCU == OPT_MCU_STM32F1 && defined(STM32F1_SYNOPSYS)) || \
CFG_TUSB_MCU == OPT_MCU_STM32F2 || \
CFG_TUSB_MCU == OPT_MCU_STM32F4 || \
CFG_TUSB_MCU == OPT_MCU_STM32F7 || \
CFG_TUSB_MCU == OPT_MCU_STM32H7 || \
CFG_TUSB_MCU == OPT_MCU_STM32F2 || \
CFG_TUSB_MCU == OPT_MCU_STM32F4 || \
CFG_TUSB_MCU == OPT_MCU_STM32F7 || \
CFG_TUSB_MCU == OPT_MCU_STM32H7 || \
(CFG_TUSB_MCU == OPT_MCU_STM32L4 && defined(STM32L4_SYNOPSYS))
#define USE_LINEAR_BUFFER 0
#define USE_LINEAR_BUFFER 0
#else
#define USE_LINEAR_BUFFER 1
#define USE_LINEAR_BUFFER 1
#endif
// Declaration of buffers
@ -182,9 +182,7 @@ CFG_TUSB_MEM_ALIGN uint8_t ctrl_buf_3[CFG_TUD_AUDIO_FUNC_3_CTRL_BUF_SZ];
#endif
// Active alternate setting of interfaces
#if CFG_TUD_AUDIO_FUNC_1_N_AS_INT > 0
CFG_TUSB_MEM_ALIGN uint8_t alt_setting_1[CFG_TUD_AUDIO_FUNC_1_N_AS_INT];
#endif
#if CFG_TUD_AUDIO > 1 && CFG_TUD_AUDIO_FUNC_2_N_AS_INT > 0
CFG_TUSB_MEM_ALIGN uint8_t alt_setting_2[CFG_TUD_AUDIO_FUNC_2_N_AS_INT];
#endif
@ -267,9 +265,7 @@ typedef struct
uint8_t ep_int_ctr; // Audio control interrupt EP.
#endif
#if CFG_TUD_AUDIO_FUNC_1_N_AS_INT > 0 || CFG_TUD_AUDIO_FUNC_2_N_AS_INT > 0 || CFG_TUD_AUDIO_FUNC_3_N_AS_INT > 0
uint8_t * alt_setting_ptr; // We need to save the current alternate setting this way, because it is possible that there are AS interfaces which do not have an EP!
#endif
uint8_t * alt_setting; // We need to save the current alternate setting this way, because it is possible that there are AS interfaces which do not have an EP!
/*------------- From this point, data is not cleared by bus reset -------------*/
@ -486,7 +482,7 @@ static bool audiod_rx_done_cb(uint8_t rhport, audiod_interface_t* audio, uint16_
TU_VERIFY(audiod_get_AS_interface_index(audio->ep_out_as_intf_num, &idxDriver, &idxItf, &dummy2));
// Call a weak callback here - a possibility for user to get informed an audio packet was received and data gets now loaded into EP FIFO (or decoded into support RX software FIFO)
if (tud_audio_rx_done_pre_read_cb) TU_VERIFY(tud_audio_rx_done_pre_read_cb(rhport, n_bytes_received, idxDriver, audio->ep_out, audio->alt_setting_ptr[idxItf]));
if (tud_audio_rx_done_pre_read_cb) TU_VERIFY(tud_audio_rx_done_pre_read_cb(rhport, n_bytes_received, idxDriver, audio->ep_out, audio->alt_setting[idxItf]));
#if CFG_TUD_AUDIO_ENABLE_DECODING && CFG_TUD_AUDIO_ENABLE_EP_OUT
@ -540,7 +536,7 @@ static bool audiod_rx_done_cb(uint8_t rhport, audiod_interface_t* audio, uint16_
#endif
// Call a weak callback here - a possibility for user to get informed decoding was completed
if (tud_audio_rx_done_post_read_cb) TU_VERIFY(tud_audio_rx_done_post_read_cb(rhport, n_bytes_received, idxDriver, audio->ep_out, audio->alt_setting_ptr[idxItf]));
if (tud_audio_rx_done_post_read_cb) TU_VERIFY(tud_audio_rx_done_post_read_cb(rhport, n_bytes_received, idxDriver, audio->ep_out, audio->alt_setting[idxItf]));
return true;
}
@ -557,12 +553,12 @@ static inline uint8_t * audiod_interleaved_copy_bytes_fast_decode(uint16_t const
{
// This function is an optimized version of
// while((uint8_t *)dst < dst_end)
// {
// memcpy(dst, src, nBytesToCopy);
// dst = (uint8_t *)dst + nBytesToCopy;
// src += nBytesToCopy * n_ff_used;
// }
// while((uint8_t *)dst < dst_end)
// {
// memcpy(dst, src, nBytesToCopy);
// dst = (uint8_t *)dst + nBytesToCopy;
// src += nBytesToCopy * n_ff_used;
// }
// Optimize for fast half word copies
typedef struct{
@ -596,9 +592,9 @@ static inline uint8_t * audiod_interleaved_copy_bytes_fast_decode(uint16_t const
case 3:
while((uint8_t *)dst < dst_end)
{
// memcpy(dst, src, 3);
// dst = (uint8_t *)dst + 3;
// src += 3 * n_ff_used;
// memcpy(dst, src, 3);
// dst = (uint8_t *)dst + 3;
// src += 3 * n_ff_used;
// TODO: Is there a faster way to copy 3 bytes?
*(uint8_t *)dst++ = *src++;
@ -767,7 +763,7 @@ static bool audiod_tx_done_cb(uint8_t rhport, audiod_interface_t * audio)
// Call a weak callback here - a possibility for user to get informed former TX was completed and data gets now loaded into EP in buffer (in case FIFOs are used) or
// if no FIFOs are used the user may use this call back to load its data into the EP IN buffer by use of tud_audio_n_write_ep_in_buffer().
if (tud_audio_tx_done_pre_load_cb) TU_VERIFY(tud_audio_tx_done_pre_load_cb(rhport, idxDriver, audio->ep_in, audio->alt_setting_ptr[idxItf]));
if (tud_audio_tx_done_pre_load_cb) TU_VERIFY(tud_audio_tx_done_pre_load_cb(rhport, idxDriver, audio->ep_in, audio->alt_setting[idxItf]));
// Send everything in ISO EP FIFO
uint16_t n_bytes_tx;
@ -827,7 +823,7 @@ static bool audiod_tx_done_cb(uint8_t rhport, audiod_interface_t * audio)
#endif
// Call a weak callback here - a possibility for user to get informed former TX was completed and how many bytes were loaded for the next frame
if (tud_audio_tx_done_post_load_cb) TU_VERIFY(tud_audio_tx_done_post_load_cb(rhport, n_bytes_tx, idxDriver, audio->ep_in, audio->alt_setting_ptr[idxItf]));
if (tud_audio_tx_done_post_load_cb) TU_VERIFY(tud_audio_tx_done_post_load_cb(rhport, n_bytes_tx, idxDriver, audio->ep_in, audio->alt_setting[idxItf]));
return true;
}
@ -887,9 +883,9 @@ static inline uint8_t * audiod_interleaved_copy_bytes_fast_encode(uint16_t const
case 3:
while((uint8_t *)src < src_end)
{
// memcpy(dst, src, 3);
// src = (uint8_t *)src + 3;
// dst += 3 * n_ff_used;
// memcpy(dst, src, 3);
// src = (uint8_t *)src + 3;
// dst += 3 * n_ff_used;
// TODO: Is there a faster way to copy 3 bytes?
*dst++ = *(uint8_t *)src++;
@ -1021,26 +1017,24 @@ void audiod_init(void)
}
// Initialize active alternate interface buffers
#if CFG_TUD_AUDIO_FUNC_1_N_AS_INT > 0 || CFG_TUD_AUDIO_FUNC_2_N_AS_INT > 0 || CFG_TUD_AUDIO_FUNC_3_N_AS_INT > 0
switch (i)
{
#if CFG_TUD_AUDIO_FUNC_1_N_AS_INT > 0
case 0:
audio->alt_setting_ptr = alt_setting_1;
audio->alt_setting = alt_setting_1;
break;
#endif
#if CFG_TUD_AUDIO > 1 && CFG_TUD_AUDIO_FUNC_2_N_AS_INT > 0
case 1:
audio->alt_setting_ptr = alt_setting_2;
audio->alt_setting = alt_setting_2;
break;
#endif
#if CFG_TUD_AUDIO > 2 && CFG_TUD_AUDIO_FUNC_3_N_AS_INT > 0
case 2:
audio->alt_setting_ptr = alt_setting_3;
audio->alt_setting = alt_setting_3;
break;
#endif
}
#endif
// Initialize IN EP FIFO if required
#if CFG_TUD_AUDIO_ENABLE_EP_IN && !CFG_TUD_AUDIO_ENABLE_ENCODING
@ -1400,7 +1394,6 @@ uint16_t audiod_open(uint8_t rhport, tusb_desc_interface_t const * itf_desc, uin
static bool audiod_get_interface(uint8_t rhport, tusb_control_request_t const * p_request)
{
#if CFG_TUD_AUDIO_FUNC_1_N_AS_INT > 0 || CFG_TUD_AUDIO_FUNC_2_N_AS_INT > 0 || CFG_TUD_AUDIO_FUNC_3_N_AS_INT > 0
uint8_t const itf = tu_u16_low(p_request->wIndex);
// Find index of audio streaming interface
@ -1408,17 +1401,11 @@ static bool audiod_get_interface(uint8_t rhport, tusb_control_request_t const *
uint8_t const *dummy;
TU_VERIFY(audiod_get_AS_interface_index(itf, &idxDriver, &idxItf, &dummy));
TU_VERIFY(tud_control_xfer(rhport, p_request, &_audiod_itf[idxDriver].alt_setting_ptr[idxItf], 1));
TU_VERIFY(tud_control_xfer(rhport, p_request, &_audiod_itf[idxDriver].alt_setting[idxItf], 1));
TU_LOG2(" Get itf: %u - current alt: %u\r\n", itf, _audiod_itf[idxDriver].alt_setting_ptr[idxItf]);
TU_LOG2(" Get itf: %u - current alt: %u\r\n", itf, _audiod_itf[idxDriver].alt_setting[idxItf]);
return true;
#else
(void) rhport;
(void) p_request;
return false;
#endif
}
static bool audiod_set_interface(uint8_t rhport, tusb_control_request_t const * p_request)
@ -1495,7 +1482,7 @@ static bool audiod_set_interface(uint8_t rhport, tusb_control_request_t const *
#endif
// Save current alternative interface setting
audio->alt_setting_ptr[idxItf] = alt;
audio->alt_setting[idxItf] = alt;
// Open new EP if necessary - EPs are only to be closed or opened for AS interfaces - Look for AS interface with correct alternate interface
// Get pointer at end