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path: root/drivers/gpu/drm/exynos/exynos_drm_hdmi.c
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Diffstat (limited to 'drivers/gpu/drm/exynos/exynos_drm_hdmi.c')
-rw-r--r--drivers/gpu/drm/exynos/exynos_drm_hdmi.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/drivers/gpu/drm/exynos/exynos_drm_hdmi.c b/drivers/gpu/drm/exynos/exynos_drm_hdmi.c
index c3b9e2b45185..2d11e70b601a 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_hdmi.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_hdmi.c
@@ -346,9 +346,23 @@ static int hdmi_subdrv_probe(struct drm_device *drm_dev,
ctx->hdmi_ctx->drm_dev = drm_dev;
ctx->mixer_ctx->drm_dev = drm_dev;
+ if (mixer_ops->iommu_on)
+ mixer_ops->iommu_on(ctx->mixer_ctx->ctx, true);
+
return 0;
}
+static void hdmi_subdrv_remove(struct drm_device *drm_dev, struct device *dev)
+{
+ struct drm_hdmi_context *ctx;
+ struct exynos_drm_subdrv *subdrv = to_subdrv(dev);
+
+ ctx = get_ctx_from_subdrv(subdrv);
+
+ if (mixer_ops->iommu_on)
+ mixer_ops->iommu_on(ctx->mixer_ctx->ctx, false);
+}
+
static int __devinit exynos_drm_hdmi_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
@@ -368,6 +382,7 @@ static int __devinit exynos_drm_hdmi_probe(struct platform_device *pdev)
subdrv->dev = dev;
subdrv->manager = &hdmi_manager;
subdrv->probe = hdmi_subdrv_probe;
+ subdrv->remove = hdmi_subdrv_remove;
platform_set_drvdata(pdev, subdrv);
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