stm32:stm32_serial Forgot the -1 on mask

2026-05-23 23:28:29 +08:00 · 2017-05-08 03:43:36 +00:00
parent e4b71a06bb
commit b8ef079951
1 changed files with 1 additions and 1 deletions
@@ -187,7 +187,7 @@
 #  endif
 #  define RXDMA_MUTIPLE  4
 #  define RXDMA_BUFFER_SIZE   ((CONFIG_STM32_SERIAL_RXDMA_BUFFER_SIZE \
-                                + RXDMA_MUTIPLE) & ~RXDMA_MUTIPLE)
+                                + RXDMA_MUTIPLE) & ~(RXDMA_MUTIPLE-1))

 /* DMA priority */