Backmerge tag 'v4.16-rc7' into drm-next

Linux 4.16-rc7

This was requested by Daniel, and things were getting
a bit hard to reconcile, most of the conflicts were
trivial though.

4 files changed, 20 insertions, 7 deletions

diff --git a/drivers/gpu/drm/tegra/dc.c b/drivers/gpu/drm/tegra/dc.c
index 71152776b04c..616c9634585e 100644
--- a/drivers/gpu/drm/tegra/dc.c
+++ b/drivers/gpu/drm/tegra/dc.c
@@ -1916,8 +1916,12 @@ cleanup:
 	if (!IS_ERR(primary))
 		drm_plane_cleanup(primary);
 
-	if (group && tegra->domain) {
-		iommu_detach_group(tegra->domain, group);
+	if (group && dc->domain) {
+		if (group == tegra->group) {
+			iommu_detach_group(dc->domain, group);
+			tegra->group = NULL;
+		}
+
 		dc->domain = NULL;
 	}
 
@@ -1926,8 +1930,10 @@ cleanup:
 
 static int tegra_dc_exit(struct host1x_client *client)
 {
+	struct drm_device *drm = dev_get_drvdata(client->parent);
 	struct iommu_group *group = iommu_group_get(client->dev);
 	struct tegra_dc *dc = host1x_client_to_dc(client);
+	struct tegra_drm *tegra = drm->dev_private;
 	int err;
 
 	devm_free_irq(dc->dev, dc->irq, dc);
@@ -1939,7 +1945,11 @@ static int tegra_dc_exit(struct host1x_client *client)
 	}
 
 	if (group && dc->domain) {
-		iommu_detach_group(dc->domain, group);
+		if (group == tegra->group) {
+			iommu_detach_group(dc->domain, group);
+			tegra->group = NULL;
+		}
+
 		dc->domain = NULL;
 	}
 
diff --git a/drivers/gpu/drm/tegra/drm.c b/drivers/gpu/drm/tegra/drm.c
index e20e013151f0..7afe2f635f74 100644
--- a/drivers/gpu/drm/tegra/drm.c
+++ b/drivers/gpu/drm/tegra/drm.c
@@ -222,6 +222,7 @@ static void tegra_drm_unload(struct drm_device *drm)
 
 	drm_kms_helper_poll_fini(drm);
 	tegra_drm_fb_exit(drm);
+	drm_atomic_helper_shutdown(drm);
 	drm_mode_config_cleanup(drm);
 
 	err = host1x_device_exit(device);
diff --git a/drivers/gpu/drm/tegra/dsi.c b/drivers/gpu/drm/tegra/dsi.c
index 4d2ed966f9e3..87c5d89bc9ba 100644
--- a/drivers/gpu/drm/tegra/dsi.c
+++ b/drivers/gpu/drm/tegra/dsi.c
@@ -1072,7 +1072,6 @@ static int tegra_dsi_exit(struct host1x_client *client)
 	struct tegra_dsi *dsi = host1x_client_to_dsi(client);
 
 	tegra_output_exit(&dsi->output);
-	regulator_disable(dsi->vdd);
 
 	return 0;
 }
diff --git a/drivers/gpu/drm/tegra/plane.c b/drivers/gpu/drm/tegra/plane.c
index 6d6e2d0091eb..176ef46c615c 100644
--- a/drivers/gpu/drm/tegra/plane.c
+++ b/drivers/gpu/drm/tegra/plane.c
@@ -307,6 +307,10 @@ int tegra_plane_format_get_alpha(unsigned int opaque, unsigned int *alpha)
 	case WIN_COLOR_DEPTH_B8G8R8X8:
 		*alpha = WIN_COLOR_DEPTH_B8G8R8A8;
 		return 0;
+
+	case WIN_COLOR_DEPTH_B5G6R5:
+		*alpha = opaque;
+		return 0;
 	}
 
 	return -EINVAL;
@@ -340,9 +344,6 @@ void tegra_plane_check_dependent(struct tegra_plane *tegra,
 	unsigned int zpos[2];
 	unsigned int i;
 
-	for (i = 0; i < 3; i++)
-		state->dependent[i] = false;
-
 	for (i = 0; i < 2; i++)
 		zpos[i] = 0;
 
@@ -356,6 +357,8 @@ void tegra_plane_check_dependent(struct tegra_plane *tegra,
 
 		index = tegra_plane_get_overlap_index(tegra, p);
 
+		state->dependent[index] = false;
+
 		/*
 		 * If any of the other planes is on top of this plane and uses
 		 * a format with an alpha component, mark this plane as being