diff options
| -rw-r--r-- | drivers/video/fbdev/wmt_ge_rops.c | 18 |
1 files changed, 4 insertions, 14 deletions
diff --git a/drivers/video/fbdev/wmt_ge_rops.c b/drivers/video/fbdev/wmt_ge_rops.c index 2bd26bfb2b46..0cf78bcadfa6 100644 --- a/drivers/video/fbdev/wmt_ge_rops.c +++ b/drivers/video/fbdev/wmt_ge_rops.c @@ -148,25 +148,15 @@ EXPORT_SYMBOL_GPL(wmt_ge_sync); static int wmt_ge_rops_probe(struct platform_device *pdev) { - struct resource *res; - - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (res == NULL) { - dev_err(&pdev->dev, "no I/O memory resource defined\n"); - return -ENODEV; - } - /* Only one ROP engine is presently supported. */ if (unlikely(regbase)) { WARN_ON(1); return -EBUSY; } - regbase = ioremap(res->start, resource_size(res)); - if (regbase == NULL) { - dev_err(&pdev->dev, "failed to map I/O memory\n"); - return -EBUSY; - } + regbase = devm_platform_ioremap_resource(pdev, 0); + if (IS_ERR(regbase)) + return PTR_ERR(regbase); writel(1, regbase + GE_ENABLE_OFF); printk(KERN_INFO "Enabled support for WMT GE raster acceleration\n"); @@ -176,7 +166,7 @@ static int wmt_ge_rops_probe(struct platform_device *pdev) static void wmt_ge_rops_remove(struct platform_device *pdev) { - iounmap(regbase); + regbase = NULL; } static const struct of_device_id wmt_dt_ids[] = { |