drm/tegra: dc: Use devm_platform_ioremap_resource

digetx · thierryreding · commit a858ac8f4033 · 2020-03-12T10:26:02.000+01:00
The devm_platform_ioremap_resource() helper replaces few lines of a
boilerplate code with a single line, making code to look cleaner a tad.

Signed-off-by: Dmitry Osipenko &lt;digetx@gmail.com&gt;
Signed-off-by: Thierry Reding &lt;treding@nvidia.com&gt;
diff --git a/drivers/gpu/drm/tegra/dc.c b/drivers/gpu/drm/tegra/dc.c
@@ -2503,7 +2503,6 @@ static int tegra_dc_couple(struct tegra_dc *dc)
 
 static int tegra_dc_probe(struct platform_device *pdev)
 {
-	struct resource *regs;
 	struct tegra_dc *dc;
 	int err;
 
@@ -2560,8 +2559,7 @@ static int tegra_dc_probe(struct platform_device *pdev)
 		tegra_powergate_power_off(dc->powergate);
 	}
 
-	regs = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	dc->regs = devm_ioremap_resource(&pdev->dev, regs);
+	dc->regs = devm_platform_ioremap_resource(pdev, 0);
 	if (IS_ERR(dc->regs))
 		return PTR_ERR(dc->regs);
 

Original file line number	Diff line number	Diff line change
`@@ -2503,7 +2503,6 @@ static int tegra_dc_couple(struct tegra_dc *dc)`
`2503`	`2503`
`2504`	`2504`	`static int tegra_dc_probe(struct platform_device *pdev)`
`2505`	`2505`	`{`
`2506`		`- struct resource *regs;`
`2507`	`2506`	`struct tegra_dc *dc;`
`2508`	`2507`	`int err;`
`2509`	`2508`
`@@ -2560,8 +2559,7 @@ static int tegra_dc_probe(struct platform_device *pdev)`
`2560`	`2559`	`tegra_powergate_power_off(dc->powergate);`
`2561`	`2560`	`}`
`2562`	`2561`
`2563`		`- regs = platform_get_resource(pdev, IORESOURCE_MEM, 0);`
`2564`		`- dc->regs = devm_ioremap_resource(&pdev->dev, regs);`
	`2562`	`+ dc->regs = devm_platform_ioremap_resource(pdev, 0);`
`2565`	`2563`	`if (IS_ERR(dc->regs))`
`2566`	`2564`	`return PTR_ERR(dc->regs);`
`2567`	`2565`