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| author |   Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com> | 2013-06-17 02:29:07 +0200 |
|---|---|---|
| committer | Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com> | 2013-08-09 23:17:39 +0200 |
| commit | d5b6dcc45950bc727f6a02d0ee68c99d0b6052ea (patch) | |
| tree | a8a144fbd6a4120a07cf898226aacda8b9974435 /drivers/gpu/drm/rcar-du | |
| parent | drm/rcar-du: Add missing alpha plane register definitions (diff) | |
| download | linux-dev-d5b6dcc45950bc727f6a02d0ee68c99d0b6052ea.tar.xz linux-dev-d5b6dcc45950bc727f6a02d0ee68c99d0b6052ea.zip | |
drm/rcar-du: Use devm_ioremap_resource()
Replace the devm_request_mem_region() and devm_ioremap_nocache() calls
with devm_ioremap_resource().
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Diffstat (limited to 'drivers/gpu/drm/rcar-du')
| -rw-r--r-- | drivers/gpu/drm/rcar-du/rcar_du_drv.c | 22 |
1 files changed, 3 insertions, 19 deletions
diff --git a/drivers/gpu/drm/rcar-du/rcar_du_drv.c b/drivers/gpu/drm/rcar-du/rcar_du_drv.c index dc0fe09b2ba1..f776b1c66ef4 100644 --- a/drivers/gpu/drm/rcar-du/rcar_du_drv.c +++ b/drivers/gpu/drm/rcar-du/rcar_du_drv.c @@ -107,7 +107,6 @@ static int rcar_du_load(struct drm_device *dev, unsigned long flags) struct platform_device *pdev = dev->platformdev; struct rcar_du_platform_data *pdata = pdev->dev.platform_data; struct rcar_du_device *rcdu; - struct resource *ioarea; struct resource *mem; int ret; @@ -129,24 +128,9 @@ static int rcar_du_load(struct drm_device *dev, unsigned long flags) /* I/O resources and clocks */ mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (mem == NULL) { - dev_err(&pdev->dev, "failed to get memory resource\n"); - return -EINVAL; - } - - ioarea = devm_request_mem_region(&pdev->dev, mem->start, - resource_size(mem), pdev->name); - if (ioarea == NULL) { - dev_err(&pdev->dev, "failed to request memory region\n"); - return -EBUSY; - } - - rcdu->mmio = devm_ioremap_nocache(&pdev->dev, ioarea->start, - resource_size(ioarea)); - if (rcdu->mmio == NULL) { - dev_err(&pdev->dev, "failed to remap memory resource\n"); - return -ENOMEM; - } + rcdu->mmio = devm_ioremap_resource(&pdev->dev, mem); + if (IS_ERR(rcdu->mmio)) + return PTR_ERR(rcdu->mmio); rcdu->clock = devm_clk_get(&pdev->dev, NULL); if (IS_ERR(rcdu->clock)) { |