summaryrefslogtreecommitdiff
path: root/drivers/gpu/drm/tilcdc/tilcdc_drv.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/gpu/drm/tilcdc/tilcdc_drv.c')
-rw-r--r--drivers/gpu/drm/tilcdc/tilcdc_drv.c19
1 files changed, 4 insertions, 15 deletions
diff --git a/drivers/gpu/drm/tilcdc/tilcdc_drv.c b/drivers/gpu/drm/tilcdc/tilcdc_drv.c
index 23bf16f596f6..cd5eefa06060 100644
--- a/drivers/gpu/drm/tilcdc/tilcdc_drv.c
+++ b/drivers/gpu/drm/tilcdc/tilcdc_drv.c
@@ -182,9 +182,6 @@ static void tilcdc_fini(struct drm_device *dev)
if (priv->clk)
clk_put(priv->clk);
- if (priv->mmio)
- iounmap(priv->mmio);
-
if (priv->wq)
destroy_workqueue(priv->wq);
@@ -201,7 +198,6 @@ static int tilcdc_init(const struct drm_driver *ddrv, struct device *dev)
struct platform_device *pdev = to_platform_device(dev);
struct device_node *node = dev->of_node;
struct tilcdc_drm_private *priv;
- struct resource *res;
u32 bpp = 0;
int ret;
@@ -226,17 +222,10 @@ static int tilcdc_init(const struct drm_driver *ddrv, struct device *dev)
goto init_failed;
}
- res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- if (!res) {
- dev_err(dev, "failed to get memory resource\n");
- ret = -EINVAL;
- goto init_failed;
- }
-
- priv->mmio = ioremap(res->start, resource_size(res));
- if (!priv->mmio) {
- dev_err(dev, "failed to ioremap\n");
- ret = -ENOMEM;
+ priv->mmio = devm_platform_ioremap_resource(pdev, 0);
+ if (IS_ERR(priv->mmio)) {
+ dev_err(dev, "failed to request / ioremap\n");
+ ret = PTR_ERR(priv->mmio);
goto init_failed;
}