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authorJeff Ciesielski2012-10-19 16:28:44 -0700
committerJeff Ciesielski2012-10-19 16:28:44 -0700
commita2fc8768c60acdc01b5907984c4f5b79575d4c47 (patch)
treed7bcbdb258a3e80d432d651bc5aa51d3ab2dee4d /lib/stm32/f1
parent4b86c281410aa330a1640e4211ae9da476dd0f56 (diff)
stm32/f1/dma: add clear_flag helper function
Diffstat (limited to 'lib/stm32/f1')
-rw-r--r--lib/stm32/f1/dma.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/lib/stm32/f1/dma.c b/lib/stm32/f1/dma.c
index 04cb8a1..2bc8926 100644
--- a/lib/stm32/f1/dma.c
+++ b/lib/stm32/f1/dma.c
@@ -363,5 +363,10 @@ void dma_set_number_of_data(u32 dma, u8 channel, u16 number)
{
DMA_CNDTR(dma, channel) = number;
}
+
+void dma_clear_flag(u32 dma, u32 flag)
+{
+ DMA_ISR(dma) &= ~flag;
+}
/**@}*/