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drm/rockchip: Make use of the helper function devm_platform_ioremap_resource()

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Use the devm_platform_ioremap_resource() helper instead of
calling platform_get_resource() and devm_ioremap_resource()
separately

Signed-off-by: Cai Huoqing <caihuoqing@baidu.com>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20210831135721.4726-1-caihuoqing@baidu.com
This commit is contained in:
Cai Huoqing 2021-08-31 21:57:21 +08:00 committed by Heiko Stuebner
parent 2e87bf389e
commit 6173569810
3 changed files with 3 additions and 9 deletions
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4
drivers/gpu/drm/rockchip/cdn-dp-core.c
View File

@ -697,7 +697,6 @@ static int cdn_dp_parse_dt(struct cdn_dp_device *dp)
struct device *dev = dp->dev;
struct device_node *np = dev->of_node;
struct platform_device *pdev = to_platform_device(dev);
struct resource *res;
dp->grf = syscon_regmap_lookup_by_phandle(np, "rockchip,grf");
if (IS_ERR(dp->grf)) {
@ -705,8 +704,7 @@ static int cdn_dp_parse_dt(struct cdn_dp_device *dp)
return PTR_ERR(dp->grf);
}
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
dp->regs = devm_ioremap_resource(dev, res);
dp->regs = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(dp->regs)) {
DRM_DEV_ERROR(dev, "ioremap reg failed\n");
return PTR_ERR(dp->regs);

4
drivers/gpu/drm/rockchip/inno_hdmi.c
View File

@ -810,7 +810,6 @@ static int inno_hdmi_bind(struct device *dev, struct device *master,
struct platform_device *pdev = to_platform_device(dev);
struct drm_device *drm = data;
struct inno_hdmi *hdmi;
struct resource *iores;
int irq;
int ret;
@ -821,8 +820,7 @@ static int inno_hdmi_bind(struct device *dev, struct device *master,
hdmi->dev = dev;
hdmi->drm_dev = drm;
iores = platform_get_resource(pdev, IORESOURCE_MEM, 0);
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);

4
drivers/gpu/drm/rockchip/rockchip_lvds.c
View File

@ -440,11 +440,9 @@ struct drm_encoder_helper_funcs px30_lvds_encoder_helper_funcs = {
static int rk3288_lvds_probe(struct platform_device *pdev,
struct rockchip_lvds *lvds)
{
struct resource *res;
int ret;
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
lvds->regs = devm_ioremap_resource(lvds->dev, res);
lvds->regs = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(lvds->regs))
return PTR_ERR(lvds->regs);