Fixed bug #1147.

git-svn-id: svn://svn.code.sf.net/p/chibios/svn/branches/stable_20.3.x@14065 27425a3e-05d8-49a3-a47f-9c15f0e5edd8

os/hal/ports/STM32/LLD/QUADSPIv1/hal_wspi_lld.c

@@ -95,6 +95,10 @@ static void wspi_lld_serve_interrupt(WSPIDriver *wspip) {
   while (dmaStreamGetTransactionSize(wspip->dma) > 0U)
     ;
 
+  /* Clearing DMA interrupts here because the DMA ISR is not called on
+     transfer complete.*/
+  dmaStreamClearInterrupt(wspip->dma);
+
   /* Handling of errata: Extra data written in the FIFO at the end of a
      read transfer.*/
   if (wspip->state == WSPI_RECEIVE) {

readme.txt

@@ -74,6 +74,7 @@
 *****************************************************************************
 
 *** 20.3.4 ***
+- FIX: Fixed STM32 QUADSPI driver problem when used with DMAv2 (bug #1147).
 - FIX: Fixed incorrect IRQ vector for PVM (bug #1146)
 
 *** 20.3.3 ***