mirror of https://gitee.com/openkylin/linux.git
media: aspeed: Rework memory mapping in probe
Use the recently introduced function devm_platform_ioremap_resource to save a few lines of code. This makes the driver match common platform device probe patterns. Signed-off-by: Joel Stanley <joel@jms.id.au> Reviewed-by: Jae Hyun Yoo <jae.hyun.yoo@linux.intel.com> Reviewed-by: Eddie James <eajames@linux.ibm.com> Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
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@ -1655,14 +1655,17 @@ static int aspeed_video_init(struct aspeed_video *video)
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static int aspeed_video_probe(struct platform_device *pdev)
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{
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struct aspeed_video *video;
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int rc;
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struct resource *res;
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struct aspeed_video *video =
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devm_kzalloc(&pdev->dev, sizeof(*video), GFP_KERNEL);
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video = devm_kzalloc(&pdev->dev, sizeof(*video), GFP_KERNEL);
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if (!video)
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return -ENOMEM;
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video->base = devm_platform_ioremap_resource(pdev, 0);
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if (IS_ERR(video->base))
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return PTR_ERR(video->base);
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video->frame_rate = 30;
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video->dev = &pdev->dev;
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spin_lock_init(&video->lock);
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@ -1671,13 +1674,6 @@ static int aspeed_video_probe(struct platform_device *pdev)
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INIT_DELAYED_WORK(&video->res_work, aspeed_video_resolution_work);
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INIT_LIST_HEAD(&video->buffers);
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res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
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video->base = devm_ioremap_resource(video->dev, res);
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if (IS_ERR(video->base))
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return PTR_ERR(video->base);
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rc = aspeed_video_init(video);
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if (rc)
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return rc;
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