drm/exynos: fimd: use generic of_device_get_match_data helper

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>

diff --git a/drivers/gpu/drm/exynos/exynos_drm_fimd.c b/drivers/gpu/drm/exynos/exynos_drm_fimd.c
index 004bf57..d04d46d 100644 (file)
--- a/drivers/gpu/drm/exynos/exynos_drm_fimd.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_fimd.c
@@ -185,7 +185,7 @@ struct fimd_context {
        atomic_t                        win_updated;
        atomic_t                        triggering;
 
-       struct fimd_driver_data *driver_data;
+       const struct fimd_driver_data *driver_data;
        struct drm_encoder *encoder;
        struct exynos_drm_clk           dp_clk;
 };
@@ -223,15 +223,6 @@ static const uint32_t fimd_formats[] = {
        DRM_FORMAT_ARGB8888,
 };
 
-static inline struct fimd_driver_data *drm_fimd_get_driver_data(
-       struct platform_device *pdev)
-{
-       const struct of_device_id *of_id =
-                       of_match_device(fimd_driver_dt_match, &pdev->dev);
-
-       return (struct fimd_driver_data *)of_id->data;
-}
-
 static int fimd_enable_vblank(struct exynos_drm_crtc *crtc)
 {
        struct fimd_context *ctx = crtc->ctx;
@@ -408,7 +399,7 @@ static void fimd_commit(struct exynos_drm_crtc *crtc)
 {
        struct fimd_context *ctx = crtc->ctx;
        struct drm_display_mode *mode = &crtc->base.state->adjusted_mode;
-       struct fimd_driver_data *driver_data = ctx->driver_data;
+       const struct fimd_driver_data *driver_data = ctx->driver_data;
        void *timing_base = ctx->regs + driver_data->timing_base;
        u32 val, clkdiv;
 
@@ -831,7 +822,7 @@ static void fimd_disable(struct exynos_drm_crtc *crtc)
 static void fimd_trigger(struct device *dev)
 {
        struct fimd_context *ctx = dev_get_drvdata(dev);
-       struct fimd_driver_data *driver_data = ctx->driver_data;
+       const struct fimd_driver_data *driver_data = ctx->driver_data;
        void *timing_base = ctx->regs + driver_data->timing_base;
        u32 reg;
 
@@ -1034,7 +1025,7 @@ static int fimd_probe(struct platform_device *pdev)
 
        ctx->dev = dev;
        ctx->suspended = true;
-       ctx->driver_data = drm_fimd_get_driver_data(pdev);
+       ctx->driver_data = of_device_get_match_data(dev);
 
        if (of_property_read_bool(dev->of_node, "samsung,invert-vden"))
                ctx->vidcon1 |= VIDCON1_INV_VDEN;