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From 4678d3d64d6079f6b889620fb1823b6468c37ae5 Mon Sep 17 00:00:00 2001
From: Cai Huoqing <caihuoqing@baidu.com>
Date: Wed, 1 Sep 2021 19:29:40 +0800
Subject: drm/v3d: Make use of the helper function
 devm_platform_ioremap_resource_byname()
Git-commit: c3c7d70b2046ed520a8f0ade662a38c0e1aebd1e
Patch-mainline: v5.16-rc1
References: jsc#PED-1166 jsc#PED-1168 jsc#PED-1170 jsc#PED-1218 jsc#PED-1220 jsc#PED-1222 jsc#PED-1223 jsc#PED-1225

Use the devm_platform_ioremap_resource_byname() helper instead of
calling platform_get_resource_byname() and devm_ioremap_resource()
separately

Signed-off-by: Cai Huoqing <caihuoqing@baidu.com>
Reviewed-by: Melissa Wen <mwen@igalia.com>
Signed-off-by: Melissa Wen <melissa.srw@gmail.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210901112941.31320-1-caihuoqing@baidu.com
Acked-by: Patrik Jakobsson <pjakobsson@suse.de>
---
 drivers/gpu/drm/v3d/v3d_drv.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/v3d/v3d_drv.c b/drivers/gpu/drm/v3d/v3d_drv.c
index 9403c3b36aca..c1deab2cf38d 100644
--- a/drivers/gpu/drm/v3d/v3d_drv.c
+++ b/drivers/gpu/drm/v3d/v3d_drv.c
@@ -206,10 +206,7 @@ MODULE_DEVICE_TABLE(of, v3d_of_match);
 static int
 map_regs(struct v3d_dev *v3d, void __iomem **regs, const char *name)
 {
-	struct resource *res =
-		platform_get_resource_byname(v3d_to_pdev(v3d), IORESOURCE_MEM, name);
-
-	*regs = devm_ioremap_resource(v3d->drm.dev, res);
+	*regs = devm_platform_ioremap_resource_byname(v3d_to_pdev(v3d), name);
 	return PTR_ERR_OR_ZERO(*regs);
 }
 
-- 
2.38.1