dmaengine: ste_dma40: use dmaenginem_async_device_register to simplify the code

Use dmaenginem_async_device_register to simplify the code:
	remove dma_async_device_unregister.
	remove label unregister_slave, unregister_memcpy

Signed-off-by: Huang Shijie <sjhuang@iluvatar.ai>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Vinod Koul <vkoul@kernel.org>

diff --git a/drivers/dma/ste_dma40.c b/drivers/dma/ste_dma40.c
index f4edfc5..5e328bd 100644 (file)
--- a/drivers/dma/ste_dma40.c
+++ b/drivers/dma/ste_dma40.c
@@ -2839,7 +2839,7 @@ static int __init d40_dmaengine_init(struct d40_base *base,
 
        d40_ops_init(base, &base->dma_slave);
 
-       err = dma_async_device_register(&base->dma_slave);
+       err = dmaenginem_async_device_register(&base->dma_slave);
 
        if (err) {
                d40_err(base->dev, "Failed to register slave channels\n");
@@ -2854,12 +2854,12 @@ static int __init d40_dmaengine_init(struct d40_base *base,
 
        d40_ops_init(base, &base->dma_memcpy);
 
-       err = dma_async_device_register(&base->dma_memcpy);
+       err = dmaenginem_async_device_register(&base->dma_memcpy);
 
        if (err) {
                d40_err(base->dev,
                        "Failed to register memcpy only channels\n");
-               goto unregister_slave;
+               goto exit;
        }
 
        d40_chan_init(base, &base->dma_both, base->phy_chans,
@@ -2871,18 +2871,14 @@ static int __init d40_dmaengine_init(struct d40_base *base,
        dma_cap_set(DMA_CYCLIC, base->dma_slave.cap_mask);
 
        d40_ops_init(base, &base->dma_both);
-       err = dma_async_device_register(&base->dma_both);
+       err = dmaenginem_async_device_register(&base->dma_both);
 
        if (err) {
                d40_err(base->dev,
                        "Failed to register logical and physical capable channels\n");
-               goto unregister_memcpy;
+               goto exit;
        }
        return 0;
- unregister_memcpy:
-       dma_async_device_unregister(&base->dma_memcpy);
- unregister_slave:
-       dma_async_device_unregister(&base->dma_slave);
  exit:
        return err;
 }