[01/46] dmaengine: zx_dma: use dmaenginem_async_device_register to simplify the code
From: Huang Shijie <hidden>
Date: 2018-08-03 07:26:13
Also in:
lkml
Subsystem:
dma generic offload engine subsystem, the rest · Maintainers:
Vinod Koul, Linus Torvalds
Use dmaenginem_async_device_register() to simplify the code. Remove the code calling dma_async_device_unregister(). Signed-off-by: Huang Shijie <redacted> --- drivers/dma/zx_dma.c | 7 ++----- 1 file changed, 2 insertions(+), 5 deletions(-)
diff --git a/drivers/dma/zx_dma.c b/drivers/dma/zx_dma.c
index 2571bc7693df..7febd20113ef 100644
--- a/drivers/dma/zx_dma.c
+++ b/drivers/dma/zx_dma.c@@ -861,20 +861,18 @@ static int zx_dma_probe(struct platform_device *op) INIT_LIST_HEAD(&d->chan_pending); platform_set_drvdata(op, d); - ret = dma_async_device_register(&d->slave); + ret = dmaenginem_async_device_register(&d->slave); if (ret) goto clk_dis; ret = of_dma_controller_register((&op->dev)->of_node, zx_of_dma_simple_xlate, d); if (ret) - goto of_dma_register_fail; + goto clk_dis; dev_info(&op->dev, "initialized\n"); return 0; -of_dma_register_fail: - dma_async_device_unregister(&d->slave); clk_dis: clk_disable_unprepare(d->clk); zx_dma_out:
@@ -889,7 +887,6 @@ static int zx_dma_remove(struct platform_device *op) /* explictly free the irq */ devm_free_irq(&op->dev, d->irq, d); - dma_async_device_unregister(&d->slave); of_dma_controller_free((&op->dev)->of_node); list_for_each_entry_safe(c, cn, &d->slave.channels,