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update dwc2 iso transfer

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This commit is contained in:
sakumisu
2022-08-21 13:03:26 +08:00
parent 1e80e240e2
commit 7391b7a5b9
4 changed files with 52 additions and 6 deletions
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21
demo/audio_v1_mic_speaker_multichan_template.c
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@@ -160,21 +160,27 @@ void usbd_audio_close(uint8_t intf)
#define AUDIO_OUT_EP_MPS 64
#endif
USB_NOCACHE_RAM_SECTION USB_MEM_ALIGNX uint8_t out_buffer[AUDIO_OUT_EP_MPS];
USB_NOCACHE_RAM_SECTION USB_MEM_ALIGNX uint8_t write_buffer[2048];
USB_NOCACHE_RAM_SECTION USB_MEM_ALIGNX uint8_t out_buffer[AUDIO_OUT_PACKET];
volatile bool ep_tx_busy_flag = false;
void usbd_configure_done_callback(void)
{
/* setup first out ep read transfer */
usbd_ep_start_read(AUDIO_OUT_EP, out_buffer, AUDIO_OUT_EP_MPS);
usbd_ep_start_read(AUDIO_OUT_EP, out_buffer, AUDIO_OUT_PACKET);
}
void usbd_audio_out_callback(uint8_t ep, uint32_t bytes)
void usbd_audio_out_callback(uint8_t ep, uint32_t nbytes)
{
USB_LOG_RAW("actual out len:%d\r\n", nbytes);
usbd_ep_start_read(AUDIO_OUT_EP, out_buffer, AUDIO_OUT_PACKET);
}
void usbd_audio_in_callback(uint8_t ep, uint32_t bytes)
void usbd_audio_in_callback(uint8_t ep, uint32_t nbytes)
{
USB_LOG_RAW("actual in len:%d\r\n", nbytes);
ep_tx_busy_flag = false;
}
static struct usbd_endpoint audio_in_ep = {
@@ -206,6 +212,11 @@ void audio_test()
{
while (1) {
if (tx_flag) {
// memset(write_buffer, 'a', 2048);
// ep_tx_busy_flag = true;
// usbd_ep_start_write(AUDIO_IN_EP, write_buffer, 2048);
// while (ep_tx_busy_flag) {
// }
}
}
}