linux-kernel - [PATCH] drm/bridge/analogix/dp_core: Use devm_platform_ioremap

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Message-Id: <20210721023239.29284-1-tangbin@cmss.chinamobile.com>
Date:   Wed, 21 Jul 2021 10:32:39 +0800
From:   Tang Bin <tangbin@...s.chinamobile.com>
To:     a.hajda@...sung.com, narmstrong@...libre.com,
        Laurent.pinchart@...asonboard.com, jonas@...boo.se,
        airlied@...ux.ie, daniel@...ll.ch
Cc:     dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org,
        Tang Bin <tangbin@...s.chinamobile.com>
Subject: [PATCH] drm/bridge/analogix/dp_core: Use devm_platform_ioremap_resource() to simplify code

Use devm_platform_ioremap_resource() instead of
platform_get_resource() & devm_ioremap_resource().

Signed-off-by: Tang Bin <tangbin@...s.chinamobile.com>
---
 drivers/gpu/drm/bridge/analogix/analogix_dp_core.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c b/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c
index 76736fb8e..71537cf8c 100644
--- a/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c
+++ b/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c
@@ -1656,7 +1656,6 @@ analogix_dp_probe(struct device *dev, struct analogix_dp_plat_data *plat_data)
 {
 	struct platform_device *pdev = to_platform_device(dev);
 	struct analogix_dp_device *dp;
-	struct resource *res;
 	unsigned int irq_flags;
 	int ret;
 
@@ -1710,9 +1709,7 @@ analogix_dp_probe(struct device *dev, struct analogix_dp_plat_data *plat_data)
 
 	clk_prepare_enable(dp->clock);
 
-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-
-	dp->reg_base = devm_ioremap_resource(&pdev->dev, res);
+	dp->reg_base = devm_platform_ioremap_resource(pdev, 0);
 	if (IS_ERR(dp->reg_base))
 		return ERR_CAST(dp->reg_base);
 
-- 
2.20.1.windows.1