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Add usbd_edpt_ISO_xfer()

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This commit is contained in:
Reinhard Panhuber 2021-01-18 17:14:17 +01:00
parent 51c80630f5
commit 2284db1fb5
2 changed files with 5 additions and 5 deletions
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6
src/device/usbd.c
View File

@ -1206,12 +1206,12 @@ bool usbd_edpt_xfer(uint8_t rhport, uint8_t ep_addr, uint8_t * buffer, uint16_t
}
}
bool usbd_edpt_ISO_xfer(uint8_t rhport, uint8_t ep_addr, tu_fifo_t * ff, uint16_t total_bytes)
bool usbd_edpt_ISO_xfer(uint8_t rhport, uint8_t ep_addr, tu_fifo_t * ff)
{
uint8_t const epnum = tu_edpt_number(ep_addr);
uint8_t const dir = tu_edpt_dir(ep_addr);
TU_LOG2(" Queue ISO EP %02X with %u bytes ... ", ep_addr, total_bytes);
TU_LOG2(" Queue ISO EP %02X with %u bytes ... ", ep_addr, tu_fifo_count(ff));
// Attempt to transfer on a busy endpoint, sound like an race condition !
TU_ASSERT(_usbd_dev.ep_status[epnum][dir].busy == 0);
@ -1220,7 +1220,7 @@ bool usbd_edpt_ISO_xfer(uint8_t rhport, uint8_t ep_addr, tu_fifo_t * ff, uint16_
// and usbd task can preempt and clear the busy
_usbd_dev.ep_status[epnum][dir].busy = true;
if ( dcd_edpt_ISO_xfer(rhport, ep_addr, ff, total_bytes) )
if ( dcd_edpt_ISO_xfer(rhport, ep_addr, ff) )
{
TU_LOG2("OK\r\n");
return true;

4
src/device/usbd_pvt.h
View File

@ -72,8 +72,8 @@ void usbd_edpt_close(uint8_t rhport, uint8_t ep_addr);
// Submit a usb transfer
bool usbd_edpt_xfer(uint8_t rhport, uint8_t ep_addr, uint8_t * buffer, uint16_t total_bytes);
// Submit a usb ISO transfer by use of a FIFO (ring buffer)
bool usbd_edpt_ISO_xfer(uint8_t rhport, uint8_t ep_addr, tu_fifo_t * ff, uint16_t total_bytes);
// Submit a usb ISO transfer by use of a FIFO (ring buffer) - all bytes in FIFO get transmitted
bool usbd_edpt_ISO_xfer(uint8_t rhport, uint8_t ep_addr, tu_fifo_t * ff);
// Claim an endpoint before submitting a transfer.
// If caller does not make any transfer, it must release endpoint for others.