xiaoxiang781216 commented on code in PR #14128:
URL: https://github.com/apache/nuttx/pull/14128#discussion_r1797058905
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arch/arm/src/sama5/sam_udphs.c:
##########
@@ -2495,8 +2495,13 @@ static void sam_dma_interrupt(struct sam_usbdev_s *priv,
int epno)
* BUFF_COUNT should not be zero. BUFF_COUNT was set to the
* 'inflight' count when the DMA started so the difference will
* give us the actual size of the transfer.
+ *
+ * Get the request from the head of the endpoint request queue first.
*/
+ privreq = sam_rqpeek(&privep->reqq);
Review Comment:
ditto
##########
arch/arm/src/sama5/sam_udphs.c:
##########
@@ -2439,7 +2434,12 @@ static void sam_dma_interrupt(struct sam_usbdev_s *priv,
int epno)
}
else if (privep->epstate == UDPHS_EPSTATE_RECEIVING)
{
- /* privreg->inflight holds the total transfer size */
+ /* privreg->inflight holds the total transfer size
+ * Get the request from the head of the endpoint request queue
+ */
+
+ privreq = sam_rqpeek(&privep->reqq);
Review Comment:
why add so many spaces before =
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