Combining horizontal and vertical reflections gives us 180 degrees of
rotation.
Signed-off-by: Dmitry Osipenko <digetx@xxxxxxxxx>
---
drivers/gpu/drm/tegra/dc.c | 13 ++++++++++++-
1 file changed, 12 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/tegra/dc.c b/drivers/gpu/drm/tegra/dc.c
index f31bca27cde4..ddd9b88f8fce 100644
--- a/drivers/gpu/drm/tegra/dc.c
+++ b/drivers/gpu/drm/tegra/dc.c
@@ -608,6 +608,7 @@ static int tegra_plane_atomic_check(struct drm_plane *plane,
{
struct tegra_plane_state *plane_state = to_tegra_plane_state(state);
unsigned int rotation = DRM_MODE_ROTATE_0 |
+ DRM_MODE_ROTATE_180 |
DRM_MODE_REFLECT_X |
DRM_MODE_REFLECT_Y;
struct tegra_bo_tiling *tiling = &plane_state->tiling;
@@ -659,6 +660,14 @@ static int tegra_plane_atomic_check(struct drm_plane *plane,
else
plane_state->reflect_y = false;
+ if (tegra_fb_is_bottom_up(state->fb))
+ plane_state->reflect_y = true;
+
+ if (rotation & DRM_MODE_ROTATE_180) {
+ plane_state->reflect_x = !plane_state->reflect_x;
+ plane_state->reflect_y = !plane_state->reflect_y;
+ }
+
/*
* Tegra doesn't support different strides for U and V planes so we
* error out if the user tries to display a framebuffer with such a
@@ -720,7 +729,7 @@ static void tegra_plane_atomic_update(struct drm_plane *plane,
window.dst.h = drm_rect_height(&plane->state->dst);
window.bits_per_pixel = fb->format->cpp[0] * 8;
window.reflect_x = state->reflect_x;
- window.reflect_y = tegra_fb_is_bottom_up(fb) || state->reflect_y;
+ window.reflect_y = state->reflect_y;
/* copy from state */
window.zpos = plane->state->normalized_zpos;
@@ -806,6 +815,7 @@ static struct drm_plane *tegra_primary_plane_create(struct drm_device *drm,
err = drm_plane_create_rotation_property(&plane->base,
DRM_MODE_ROTATE_0,
DRM_MODE_ROTATE_0 |
+ DRM_MODE_ROTATE_180 |
DRM_MODE_REFLECT_X |
DRM_MODE_REFLECT_Y);
if (err < 0)
@@ -1094,6 +1104,7 @@ static struct drm_plane *tegra_dc_overlay_plane_create(struct drm_device *drm,
err = drm_plane_create_rotation_property(&plane->base,
DRM_MODE_ROTATE_0,
DRM_MODE_ROTATE_0 |
+ DRM_MODE_ROTATE_180 |
DRM_MODE_REFLECT_X |
DRM_MODE_REFLECT_Y);
if (err < 0)
--
2.26.0
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