[PATCH 4/7] drm/exynos: rotator: use generic of_device_get_match_data helper
Marek Szyprowski
m.szyprowski at samsung.com
Fri Apr 1 13:17:43 UTC 2016
Simplify code by replacing custom code by generic helper.
Signed-off-by: Marek Szyprowski <m.szyprowski at samsung.com>
---
drivers/gpu/drm/exynos/exynos_drm_rotator.c | 11 +++--------
1 file changed, 3 insertions(+), 8 deletions(-)
diff --git a/drivers/gpu/drm/exynos/exynos_drm_rotator.c b/drivers/gpu/drm/exynos/exynos_drm_rotator.c
index f18fbe43f55f..404367a430b5 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_rotator.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_rotator.c
@@ -15,6 +15,7 @@
#include <linux/io.h>
#include <linux/platform_device.h>
#include <linux/clk.h>
+#include <linux/of_device.h>
#include <linux/pm_runtime.h>
#include <drm/drmP.h>
@@ -696,7 +697,6 @@ static int rotator_probe(struct platform_device *pdev)
struct device *dev = &pdev->dev;
struct rot_context *rot;
struct exynos_drm_ippdrv *ippdrv;
- const struct of_device_id *match;
int ret;
if (!dev->of_node) {
@@ -708,13 +708,8 @@ static int rotator_probe(struct platform_device *pdev)
if (!rot)
return -ENOMEM;
- match = of_match_node(exynos_rotator_match, dev->of_node);
- if (!match) {
- dev_err(dev, "failed to match node\n");
- return -ENODEV;
- }
- rot->limit_tbl = (struct rot_limit_table *)match->data;
-
+ rot->limit_tbl = (struct rot_limit_table *)
+ of_device_get_match_data(dev);
rot->regs_res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
rot->regs = devm_ioremap_resource(dev, rot->regs_res);
if (IS_ERR(rot->regs))
--
1.9.2
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