drivers: dma: stm32: add missing assignment for fifo threshold

cybertale · galak · commit 65c1d764bb52 · 2019-12-09T09:42:24.000-06:00
Fixes #20490. Signed-off-by: Song Qiang <songqiang1304521@gmail.com>
diff --git a/drivers/dma/dma_stm32.c b/drivers/dma/dma_stm32.c
@@ -381,7 +381,8 @@ static int dma_stm32_configure(struct device *dev, u32_t id,
 	}
 	DMA_InitStruct.Channel = table_ll_channel[config->dma_slot];
 
-	stm32_dma_get_fifo_threshold(config->head_block->fifo_mode_control);
+	DMA_InitStruct.FIFOThreshold = stm32_dma_get_fifo_threshold(
+					config->head_block->fifo_mode_control);
 
 	if (stm32_dma_check_fifo_mburst(&DMA_InitStruct)) {
 		DMA_InitStruct.FIFOMode = LL_DMA_FIFOMODE_ENABLE;

Original file line number	Diff line number	Diff line change
`@@ -381,7 +381,8 @@ static int dma_stm32_configure(struct device *dev, u32_t id,`
`381`	`381`	`}`
`382`	`382`	`DMA_InitStruct.Channel = table_ll_channel[config->dma_slot];`
`383`	`383`
`384`		`- stm32_dma_get_fifo_threshold(config->head_block->fifo_mode_control);`
	`384`	`+ DMA_InitStruct.FIFOThreshold = stm32_dma_get_fifo_threshold(`
	`385`	`+ config->head_block->fifo_mode_control);`
`385`	`386`
`386`	`387`	`if (stm32_dma_check_fifo_mburst(&DMA_InitStruct)) {`
`387`	`388`	`DMA_InitStruct.FIFOMode = LL_DMA_FIFOMODE_ENABLE;`