static int rcar_vin_remove(struct platform_device *pdev)
{
struct rvin_dev *vin = platform_get_drvdata(pdev);
pm_runtime_disable(&pdev->dev);
v4l2_async_notifier_unregister(&vin->notifier);
rvin_dma_remove(vin);
return 0;
}
static int rcar_vin_probe(struct platform_device *pdev)
{
const struct of_device_id *match;
struct rvin_dev *vin;
struct resource *mem;
int irq, ret;
vin = devm_kzalloc(&pdev->dev, sizeof(*vin), GFP_KERNEL);
if (!vin)
return -ENOMEM;
match = of_match_device(of_match_ptr(rvin_of_id_table), &pdev->dev);
if (!match)
return -ENODEV;
vin->dev = &pdev->dev;
vin->chip = (enum chip_id)match->data;
mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (mem == NULL)
return -EINVAL;
vin->base = devm_ioremap_resource(vin->dev, mem);
if (IS_ERR(vin->base))
return PTR_ERR(vin->base);
irq = platform_get_irq(pdev, 0);
if (irq < 0)
return irq;
ret = rvin_dma_probe(vin, irq);
if (ret)
return ret;
ret = rvin_digital_graph_init(vin);
if (ret < 0)
goto error;
pm_suspend_ignore_children(&pdev->dev, true);
pm_runtime_enable(&pdev->dev);
platform_set_drvdata(pdev, vin);
return 0;
error:
rvin_dma_remove(vin);
return ret;
}
static int rcar_vin_probe(struct platform_device *pdev)
{
struct rvin_dev *vin;
struct resource *mem;
int irq, ret;
vin = devm_kzalloc(&pdev->dev, sizeof(*vin), GFP_KERNEL);
if (!vin)
return -ENOMEM;
vin->dev = &pdev->dev;
ret = rvin_parse_dt(vin);
if (ret)
return ret;
mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (mem == NULL)
return -EINVAL;
vin->base = devm_ioremap_resource(vin->dev, mem);
if (IS_ERR(vin->base))
return PTR_ERR(vin->base);
irq = platform_get_irq(pdev, 0);
if (irq <= 0)
return ret;
ret = rvin_dma_probe(vin, irq);
if (ret)
return ret;
ret = rvin_graph_init(vin);
if (ret < 0)
goto error;
pm_suspend_ignore_children(&pdev->dev, true);
pm_runtime_enable(&pdev->dev);
platform_set_drvdata(pdev, vin);
return 0;
error:
rvin_dma_remove(vin);
return ret;
}
