[PATCH] drm/rockchip/rk3066: Use devm_platform_ioremap_resource() in rk3066_hdmi_bind()

From: Markus Elfring
Date: Sat Sep 21 2019 - 14:41:22 EST


From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
Date: Sat, 21 Sep 2019 20:32:25 +0200

Simplify this function implementation by using a known wrapper function.

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
---
drivers/gpu/drm/rockchip/rk3066_hdmi.c | 8 +-------
1 file changed, 1 insertion(+), 7 deletions(-)

diff --git a/drivers/gpu/drm/rockchip/rk3066_hdmi.c b/drivers/gpu/drm/rockchip/rk3066_hdmi.c
index 85fc5f01f761..cdb401f4283d 100644
--- a/drivers/gpu/drm/rockchip/rk3066_hdmi.c
+++ b/drivers/gpu/drm/rockchip/rk3066_hdmi.c
@@ -743,7 +743,6 @@ static int rk3066_hdmi_bind(struct device *dev, struct device *master,
struct platform_device *pdev = to_platform_device(dev);
struct drm_device *drm = data;
struct rk3066_hdmi *hdmi;
- struct resource *iores;
int irq;
int ret;

@@ -753,12 +752,7 @@ static int rk3066_hdmi_bind(struct device *dev, struct device *master,

hdmi->dev = dev;
hdmi->drm_dev = drm;
-
- iores = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- if (!iores)
- return -ENXIO;
-
- hdmi->regs = devm_ioremap_resource(dev, iores);
+ hdmi->regs = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(hdmi->regs))
return PTR_ERR(hdmi->regs);

--
2.23.0