From: Huang Shijie <sjhuang@iluvatar.ai>
To: vkoul@kernel.org
Cc: dmaengine@vger.kernel.org, linux-kernel@vger.kernel.org,
dave.jiang@intel.com, radhey.shyam.pandey@xilinx.com,
appana.durga.rao@xilinx.com, jmkrzyszt@gmail.com,
gomonovych@gmail.com, peter.ujfalusi@ti.com,
keescook@chromium.org, horms+renesas@verge.net.au,
geert+renesas@glider.be, shawnguo@kernel.org,
baoyou.xie@linaro.org, michal.simek@xilinx.com,
baohua@kernel.org, ludovic.desroches@microchip.com,
linus.walleij@linaro.org, david.brown@linaro.org,
Huang Shijie <sjhuang@iluvatar.ai>
Subject: [01/46] dmaengine: zx_dma: use dmaenginem_async_device_register to simplify the code
Date: Fri, 3 Aug 2018 15:19:31 +0800 [thread overview]
Message-ID: <20180803072016.21544-2-sjhuang@iluvatar.ai> (raw)
Use dmaenginem_async_device_register() to simplify the code.
Remove the code calling dma_async_device_unregister().
Signed-off-by: Huang Shijie <sjhuang@iluvatar.ai>
---
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,
reply other threads:[~2018-08-03 7:19 UTC|newest]
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