dmaengine: mic_x100_dma: use the new helper to simplify the code

Use dmaenginem_async_device_register() to simplify the code:
    remove the mic_dma_unregister_dma_device()

Signed-off-by: Huang Shijie <sjhuang@iluvatar.ai>
Signed-off-by: Vinod Koul <vkoul@kernel.org>

diff --git a/drivers/dma/mic_x100_dma.c b/drivers/dma/mic_x100_dma.c
index 68dd797..b76cb17 100644 (file)
--- a/drivers/dma/mic_x100_dma.c
+++ b/drivers/dma/mic_x100_dma.c
@@ -470,11 +470,6 @@ static void mic_dma_chan_destroy(struct mic_dma_chan *ch)
        mic_dma_chan_mask_intr(ch);
 }
 
-static void mic_dma_unregister_dma_device(struct mic_dma_device *mic_dma_dev)
-{
-       dma_async_device_unregister(&mic_dma_dev->dma_dev);
-}
-
 static int mic_dma_setup_irq(struct mic_dma_chan *ch)
 {
        ch->cookie =
@@ -630,7 +625,7 @@ static int mic_dma_register_dma_device(struct mic_dma_device *mic_dma_dev,
                list_add_tail(&mic_dma_dev->mic_ch[i].api_ch.device_node,
                              &mic_dma_dev->dma_dev.channels);
        }
-       return dma_async_device_register(&mic_dma_dev->dma_dev);
+       return dmaenginem_async_device_register(&mic_dma_dev->dma_dev);
 }
 
 /*
@@ -678,7 +673,6 @@ alloc_error:
 
 static void mic_dma_dev_unreg(struct mic_dma_device *mic_dma_dev)
 {
-       mic_dma_unregister_dma_device(mic_dma_dev);
        mic_dma_uninit(mic_dma_dev);
        kfree(mic_dma_dev);
 }