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path: root/drivers/gpu/drm/tegra/dc.c
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Diffstat (limited to 'drivers/gpu/drm/tegra/dc.c')
-rw-r--r--drivers/gpu/drm/tegra/dc.c26
1 files changed, 8 insertions, 18 deletions
diff --git a/drivers/gpu/drm/tegra/dc.c b/drivers/gpu/drm/tegra/dc.c
index 8495bd01b544..4010d69cbd08 100644
--- a/drivers/gpu/drm/tegra/dc.c
+++ b/drivers/gpu/drm/tegra/dc.c
@@ -480,17 +480,6 @@ static const struct drm_plane_funcs tegra_primary_plane_funcs = {
.atomic_destroy_state = tegra_plane_atomic_destroy_state,
};
-static int tegra_plane_prepare_fb(struct drm_plane *plane,
- const struct drm_plane_state *new_state)
-{
- return 0;
-}
-
-static void tegra_plane_cleanup_fb(struct drm_plane *plane,
- const struct drm_plane_state *old_fb)
-{
-}
-
static int tegra_plane_state_add(struct tegra_plane *plane,
struct drm_plane_state *state)
{
@@ -591,7 +580,14 @@ static void tegra_plane_atomic_update(struct drm_plane *plane,
struct tegra_bo *bo = tegra_fb_get_plane(fb, i);
window.base[i] = bo->paddr + fb->offsets[i];
- window.stride[i] = fb->pitches[i];
+
+ /*
+ * Tegra uses a shared stride for UV planes. Framebuffers are
+ * already checked for this in the tegra_plane_atomic_check()
+ * function, so it's safe to ignore the V-plane pitch here.
+ */
+ if (i < 2)
+ window.stride[i] = fb->pitches[i];
}
tegra_dc_setup_window(dc, p->index, &window);
@@ -624,8 +620,6 @@ static void tegra_plane_atomic_disable(struct drm_plane *plane,
}
static const struct drm_plane_helper_funcs tegra_primary_plane_helper_funcs = {
- .prepare_fb = tegra_plane_prepare_fb,
- .cleanup_fb = tegra_plane_cleanup_fb,
.atomic_check = tegra_plane_atomic_check,
.atomic_update = tegra_plane_atomic_update,
.atomic_disable = tegra_plane_atomic_disable,
@@ -796,8 +790,6 @@ static const struct drm_plane_funcs tegra_cursor_plane_funcs = {
};
static const struct drm_plane_helper_funcs tegra_cursor_plane_helper_funcs = {
- .prepare_fb = tegra_plane_prepare_fb,
- .cleanup_fb = tegra_plane_cleanup_fb,
.atomic_check = tegra_cursor_atomic_check,
.atomic_update = tegra_cursor_atomic_update,
.atomic_disable = tegra_cursor_atomic_disable,
@@ -866,8 +858,6 @@ static const uint32_t tegra_overlay_plane_formats[] = {
};
static const struct drm_plane_helper_funcs tegra_overlay_plane_helper_funcs = {
- .prepare_fb = tegra_plane_prepare_fb,
- .cleanup_fb = tegra_plane_cleanup_fb,
.atomic_check = tegra_plane_atomic_check,
.atomic_update = tegra_plane_atomic_update,
.atomic_disable = tegra_plane_atomic_disable,