dmaengine: imx-sdma: rename function

Rename sdma_disable_channel_async() after the hook it implements, like
done for all other functions in the SDMA driver.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Link: https://lore.kernel.org/r/20191216105328.15198-8-s.hauer@pengutronix.deSigned-off-by: Vinod Koul <vkoul@kernel.org>

drivers/dma/imx-sdma.c

@@ -1077,7 +1077,7 @@ static void sdma_channel_terminate_work(struct work_struct *work)
 	sdmac->context_loaded = false;
 }
 
-static int sdma_disable_channel_async(struct dma_chan *chan)
+static int sdma_terminate_all(struct dma_chan *chan)
 {
 	struct sdma_channel *sdmac = to_sdma_chan(chan);
 
@@ -1324,7 +1324,7 @@ static void sdma_free_chan_resources(struct dma_chan *chan)
 	struct sdma_channel *sdmac = to_sdma_chan(chan);
 	struct sdma_engine *sdma = sdmac->sdma;
 
-	sdma_disable_channel_async(chan);
+	sdma_terminate_all(chan);
 
 	sdma_channel_synchronize(chan);
 
@@ -2103,7 +2103,7 @@ static int sdma_probe(struct platform_device *pdev)
 	sdma->dma_device.device_prep_slave_sg = sdma_prep_slave_sg;
 	sdma->dma_device.device_prep_dma_cyclic = sdma_prep_dma_cyclic;
 	sdma->dma_device.device_config = sdma_config;
-	sdma->dma_device.device_terminate_all = sdma_disable_channel_async;
+	sdma->dma_device.device_terminate_all = sdma_terminate_all;
 	sdma->dma_device.device_synchronize = sdma_channel_synchronize;
 	sdma->dma_device.src_addr_widths = SDMA_DMA_BUSWIDTHS;
 	sdma->dma_device.dst_addr_widths = SDMA_DMA_BUSWIDTHS;