[PATCH 41/46] dmaengine: at_hdmac: use dmaenginem_async_device_register to simplify the code

[Huang Shijie]

Use dmaenginem_async_device_register to simplify the code:
        remove dma_async_device_unregister.

Signed-off-by: Huang Shijie <sjhu...@iluvatar.ai>
---
 drivers/dma/at_hdmac.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/dma/at_hdmac.c b/drivers/dma/at_hdmac.c
index 75f38d19fcbe..536146601238 100644
--- a/drivers/dma/at_hdmac.c
+++ b/drivers/dma/at_hdmac.c
@@ -1954,7 +1954,7 @@ static int __init at_dma_probe(struct platform_device 
*pdev)
          dma_has_cap(DMA_SLAVE, atdma->dma_common.cap_mask)  ? "slave " : "",
          plat_dat->nr_channels);
 
-       dma_async_device_register(&atdma->dma_common);
+       dmaenginem_async_device_register(&atdma->dma_common);
 
        /*
         * Do not return an error if the dmac node is not present in order to
@@ -1973,7 +1973,6 @@ static int __init at_dma_probe(struct platform_device 
*pdev)
        return 0;
 
 err_of_dma_controller_register:
-       dma_async_device_unregister(&atdma->dma_common);
        dma_pool_destroy(atdma->memset_pool);
 err_memset_pool_create:
        dma_pool_destroy(atdma->dma_desc_pool);
@@ -2000,7 +1999,6 @@ static int at_dma_remove(struct platform_device *pdev)
        struct resource         *io;
 
        at_dma_off(atdma);
-       dma_async_device_unregister(&atdma->dma_common);
 
        dma_pool_destroy(atdma->memset_pool);
        dma_pool_destroy(atdma->dma_desc_pool);
-- 
2.17.1