diff options
author | Huang Shijie <sjhuang@iluvatar.ai> | 2018-08-06 11:52:28 +0300 |
---|---|---|
committer | Vinod Koul <vkoul@kernel.org> | 2018-08-29 19:13:18 +0300 |
commit | 0f5a5e5700adeef1dc9660ec862f52506096c711 (patch) | |
tree | e99b5f9d6da8bd2a74661f9dbcf653b761c83ad0 | |
parent | fc9826dec54c445d1bfbb8fd85d3382dc90bb110 (diff) | |
download | linux-0f5a5e5700adeef1dc9660ec862f52506096c711.tar.xz |
dmaengine: dma-jz4780: 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 err_unregister_dev
Signed-off-by: Huang Shijie <sjhuang@iluvatar.ai>
Signed-off-by: Vinod Koul <vkoul@kernel.org>
-rw-r--r-- | drivers/dma/dma-jz4780.c | 8 |
1 files changed, 2 insertions, 6 deletions
diff --git a/drivers/dma/dma-jz4780.c b/drivers/dma/dma-jz4780.c index 85820a2d69d4..b2a244902bc5 100644 --- a/drivers/dma/dma-jz4780.c +++ b/drivers/dma/dma-jz4780.c @@ -847,7 +847,7 @@ static int jz4780_dma_probe(struct platform_device *pdev) jzchan->vchan.desc_free = jz4780_dma_desc_free; } - ret = dma_async_device_register(dd); + ret = dmaenginem_async_device_register(dd); if (ret) { dev_err(dev, "failed to register device\n"); goto err_disable_clk; @@ -858,15 +858,12 @@ static int jz4780_dma_probe(struct platform_device *pdev) jzdma); if (ret) { dev_err(dev, "failed to register OF DMA controller\n"); - goto err_unregister_dev; + goto err_disable_clk; } dev_info(dev, "JZ4780 DMA controller initialised\n"); return 0; -err_unregister_dev: - dma_async_device_unregister(dd); - err_disable_clk: clk_disable_unprepare(jzdma->clk); @@ -887,7 +884,6 @@ static int jz4780_dma_remove(struct platform_device *pdev) for (i = 0; i < JZ_DMA_NR_CHANNELS; i++) tasklet_kill(&jzdma->chan[i].vchan.task); - dma_async_device_unregister(&jzdma->dma_device); return 0; } |