[43/46] dmaengine: dma-jz4780: use dmaenginem_async_device_register to simplify the code
From: Huang Shijie <hidden>
Date: 2018-08-03 07:22:01
Also in:
lkml
Subsystem:
dma generic offload engine subsystem, ingenic jz47xx socs, the rest · Maintainers:
Vinod Koul, Paul Cercueil, Linus Torvalds
Use dmaenginem_async_device_register to simplify the code: remove dma_async_device_unregister. remove label err_unregister_dev Signed-off-by: Huang Shijie <redacted> --- drivers/dma/dma-jz4780.c | 8 ++------ 1 file 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; }