Start of sampling works.

This commit is contained in:
Reinhard Panhuber 2020-09-06 11:37:59 +02:00
parent 12562fc966
commit 4e789b240d
2 changed files with 59 additions and 49 deletions

View File

@ -780,8 +780,12 @@ static bool audiod_set_interface(uint8_t rhport, tusb_control_request_t const *
if (tu_desc_type(p_desc) == TUSB_DESC_ENDPOINT)
{
TU_ASSERT(usbd_edpt_open(rhport, (tusb_desc_endpoint_t const *)p_desc));
uint8_t ep_addr = ((tusb_desc_endpoint_t const *) p_desc)->bEndpointAddress;
// We need to set EP non busy since this is not taken care of right now in ep_close() - THIS IS A WORKAROUND!
usbd_edpt_clear_stall(rhport, ep_addr);
#if CFG_TUD_AUDIO_EPSIZE_IN > 0
if (tu_edpt_dir(ep_addr) == TUSB_DIR_IN && ((tusb_desc_endpoint_t const *) p_desc)->bmAttributes.usage == 0x00) // Check if usage is data EP
{
@ -1081,11 +1085,12 @@ bool audiod_xfer_cb(uint8_t rhport, uint8_t ep_addr, xfer_result_t result, uint3
uint16_t n_bytes_copied;
TU_VERIFY(audiod_tx_done_cb(rhport, &_audiod_itf[idxDriver], &n_bytes_copied));
if (n_bytes_copied == 0)
{
// Load with ZLP
return usbd_edpt_xfer(rhport, ep_addr, NULL, 0);
}
// Transmission of ZLP is done by audiod_tx_done_cb()
// if (n_bytes_copied == 0)
// {
// // Load with ZLP
// return usbd_edpt_xfer(rhport, ep_addr, NULL, 0);
// }
return true;
}

View File

@ -682,42 +682,42 @@ bool dcd_edpt_open (uint8_t rhport, tusb_desc_endpoint_t const * desc_edpt)
return true;
}
/**
* Close an EP.
*
* Currently, we only deactivate the EPs and do not fully disable them - this might not be necessary!
*
*/
void dcd_edpt_close (uint8_t rhport, uint8_t ep_addr)
{
(void)rhport;
uint32_t const epnum = tu_edpt_number(ep_addr);
uint32_t const dir = tu_edpt_dir(ep_addr);
USB_OTG_DeviceTypeDef * dev = DEVICE_BASE(rhport);
if(dir == TUSB_DIR_IN)
{
USB_OTG_INEndpointTypeDef * in_ep = IN_EP_BASE(rhport);
// Disable interrupt for this EP
dev->DAINTMSK &= ~(1 << (USB_OTG_DAINTMSK_IEPM_Pos + epnum));
// Clear USB active EP
in_ep[epnum].DIEPCTL &= ~USB_OTG_DIEPCTL_USBAEP;
}
else
{
USB_OTG_OUTEndpointTypeDef * out_ep = OUT_EP_BASE(rhport);
// Disable interrupt for this EP
dev->DAINTMSK &= ~(1 << (USB_OTG_DAINTMSK_OEPM_Pos + epnum));;
// Clear USB active EP bit
out_ep[epnum].DOEPCTL &= ~USB_OTG_DOEPCTL_USBAEP;
}
}
///**
// * Close an EP.
// *
// * Currently, we only deactivate the EPs and do not fully disable them - this might not be necessary!
// *
// */
//void dcd_edpt_close (uint8_t rhport, uint8_t ep_addr)
//{
// (void)rhport;
// uint32_t const epnum = tu_edpt_number(ep_addr);
// uint32_t const dir = tu_edpt_dir(ep_addr);
//
// USB_OTG_DeviceTypeDef * dev = DEVICE_BASE(rhport);
//
// if(dir == TUSB_DIR_IN)
// {
// USB_OTG_INEndpointTypeDef * in_ep = IN_EP_BASE(rhport);
//
// // Disable interrupt for this EP
// dev->DAINTMSK &= ~(1 << (USB_OTG_DAINTMSK_IEPM_Pos + epnum));
//
// // Clear USB active EP
// in_ep[epnum].DIEPCTL &= ~USB_OTG_DIEPCTL_USBAEP;
// }
// else
// {
// USB_OTG_OUTEndpointTypeDef * out_ep = OUT_EP_BASE(rhport);
//
// // Disable interrupt for this EP
// dev->DAINTMSK &= ~(1 << (USB_OTG_DAINTMSK_OEPM_Pos + epnum));;
//
// // Clear USB active EP bit
// out_ep[epnum].DOEPCTL &= ~USB_OTG_DOEPCTL_USBAEP;
//
// }
//}
bool dcd_edpt_xfer (uint8_t rhport, uint8_t ep_addr, uint8_t * buffer, uint16_t total_bytes)
{
@ -815,14 +815,14 @@ void dcd_edpt_close (uint8_t rhport, uint8_t ep_addr)
uint8_t const dir = tu_edpt_dir(ep_addr);
dcd_edpt_disable(rhport, ep_addr, false);
if (dir == TUSB_DIR_IN)
{
uint16_t const fifo_size = (usb_otg->DIEPTXF[epnum - 1] & USB_OTG_DIEPTXF_INEPTXFD_Msk) >> USB_OTG_DIEPTXF_INEPTXFD_Pos;
uint16_t const fifo_start = (usb_otg->DIEPTXF[epnum - 1] & USB_OTG_DIEPTXF_INEPTXSA_Msk) >> USB_OTG_DIEPTXF_INEPTXSA_Pos;
// For now only endpoint that has FIFO at the end of FIFO memory can be closed without fuss.
TU_ASSERT(fifo_start + fifo_size == _allocated_fifo_words,);
_allocated_fifo_words -= fifo_size;
}
// if (dir == TUSB_DIR_IN)
// {
// uint16_t const fifo_size = (usb_otg->DIEPTXF[epnum - 1] & USB_OTG_DIEPTXF_INEPTXFD_Msk) >> USB_OTG_DIEPTXF_INEPTXFD_Pos;
// uint16_t const fifo_start = (usb_otg->DIEPTXF[epnum - 1] & USB_OTG_DIEPTXF_INEPTXSA_Msk) >> USB_OTG_DIEPTXF_INEPTXSA_Pos;
// // For now only endpoint that has FIFO at the end of FIFO memory can be closed without fuss.
// TU_ASSERT(fifo_start + fifo_size == _allocated_fifo_words,);
// _allocated_fifo_words -= fifo_size;
// }
}
void dcd_edpt_stall (uint8_t rhport, uint8_t ep_addr)
@ -1156,6 +1156,11 @@ void dcd_int_handler(uint8_t rhport)
// IEPINT bit read-only
handle_epin_ints(rhport, dev, in_ep);
}
// Check for Incomplete isochronous IN transfer
if(int_status & USB_OTG_GINTSTS_IISOIXFR) {
TU_LOG2(" IISOIXFR!\r\n");
}
}
// Helper function which parses through the current configuration descriptors to find the biggest EPs in size.