drm/rockchip/rk3066: Use devm_platform_ioremap_resource() in rk3066_hdmi_bind()

Commit Message

Markus Elfring Sept. 21, 2019, 6:40 p.m. UTC

From: Markus Elfring <[e-mail]>
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 <[e-mail]>
---
 drivers/gpu/drm/rockchip/rk3066_hdmi.c | 8 +-------
 1 file changed, 1 insertion(+), 7 deletions(-)

--
2.23.0

Comments

Heiko Stuebner Oct. 13, 2019, 9:58 p.m. UTC | #1

Am Samstag, 21. September 2019, 20:40:16 CEST schrieb Markus Elfring:
> From: Markus Elfring <[e-mail]>
> 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 <[e-mail]>

applied to drm-misc-next

Thanks
Heiko

Patch

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);