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drm/exynos: rotator: use generic of_device_get_match_data helper

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Simplify code by replacing custom code by generic helper.

Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
This commit is contained in:
Marek Szyprowski 2016-04-01 15:17:43 +02:00 committed by Inki Dae
parent e1a7b9b40d
commit f295df175a
1 changed files with 3 additions and 8 deletions
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11
drivers/gpu/drm/exynos/exynos_drm_rotator.c
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@ -15,6 +15,7 @@
#include <linux/io.h> #include <linux/io.h>
#include <linux/platform_device.h> #include <linux/platform_device.h>
#include <linux/clk.h> #include <linux/clk.h>
#include <linux/of_device.h>
#include <linux/pm_runtime.h> #include <linux/pm_runtime.h>
#include <drm/drmP.h> #include <drm/drmP.h>
@ -696,7 +697,6 @@ static int rotator_probe(struct platform_device *pdev)
struct device *dev = &pdev->dev; struct device *dev = &pdev->dev;
struct rot_context *rot; struct rot_context *rot;
struct exynos_drm_ippdrv *ippdrv; struct exynos_drm_ippdrv *ippdrv;
const struct of_device_id *match;
int ret; int ret;
if (!dev->of_node) { if (!dev->of_node) {
@ -708,13 +708,8 @@ static int rotator_probe(struct platform_device *pdev)
if (!rot) if (!rot)
return -ENOMEM; return -ENOMEM;
match = of_match_node(exynos_rotator_match, dev->of_node); rot->limit_tbl = (struct rot_limit_table *)
if (!match) { of_device_get_match_data(dev);
dev_err(dev, "failed to match node\n");
return -ENODEV;
}
rot->limit_tbl = (struct rot_limit_table *)match->data;
rot->regs_res = platform_get_resource(pdev, IORESOURCE_MEM, 0); rot->regs_res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
rot->regs = devm_ioremap_resource(dev, rot->regs_res); rot->regs = devm_ioremap_resource(dev, rot->regs_res);
if (IS_ERR(rot->regs)) if (IS_ERR(rot->regs))