From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
This adds basic immutable support for the zpos property. The zpos increases
from bottom to top: primary, sprites, cursor.
Signed-off-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
[contact@xxxxxxxxxxx: adapted for latest drm-tip]
Signed-off-by: Simon Ser <contact@xxxxxxxxxxx>
---
Maarten, could your review this patch?
Changes from v2 to v3: add the zpos property in skl_universal_plane_create too.
drivers/gpu/drm/i915/intel_display.c | 10 ++++++++--
drivers/gpu/drm/i915/intel_sprite.c | 7 ++++++-
2 files changed, 14 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 8576a7f799..f0a85a75bd 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -14323,7 +14323,7 @@ intel_primary_plane_create(struct drm_i915_private *dev_priv, enum pipe pipe)
const u64 *modifiers;
const u32 *formats;
int num_formats;
- int ret;
+ int ret, zpos;
if (INTEL_GEN(dev_priv) >= 9)
return skl_universal_plane_create(dev_priv, pipe,
@@ -14412,6 +14412,9 @@ intel_primary_plane_create(struct drm_i915_private *dev_priv, enum pipe pipe)
DRM_MODE_ROTATE_0,
supported_rotations);
+ zpos = 0;
+ drm_plane_create_zpos_immutable_property(&plane->base, zpos);
+
drm_plane_helper_add(&plane->base, &intel_plane_helper_funcs);
return plane;
@@ -14428,7 +14431,7 @@ intel_cursor_plane_create(struct drm_i915_private *dev_priv,
{
unsigned int possible_crtcs;
struct intel_plane *cursor;
- int ret;
+ int ret, zpos;
cursor = intel_plane_alloc();
if (IS_ERR(cursor))
@@ -14477,6 +14480,9 @@ intel_cursor_plane_create(struct drm_i915_private *dev_priv,
DRM_MODE_ROTATE_0 |
DRM_MODE_ROTATE_180);
+ zpos = RUNTIME_INFO(dev_priv)->num_sprites[pipe] + 1;
+ drm_plane_create_zpos_immutable_property(&cursor->base, zpos);
+
drm_plane_helper_add(&cursor->base, &intel_plane_helper_funcs);
return cursor;
diff --git a/drivers/gpu/drm/i915/intel_sprite.c b/drivers/gpu/drm/i915/intel_sprite.c
index 65de7387bf..40b7bcd720 100644
--- a/drivers/gpu/drm/i915/intel_sprite.c
+++ b/drivers/gpu/drm/i915/intel_sprite.c
@@ -2333,6 +2333,8 @@ skl_universal_plane_create(struct drm_i915_private *dev_priv,
BIT(DRM_MODE_BLEND_PREMULTI) |
BIT(DRM_MODE_BLEND_COVERAGE));
+ drm_plane_create_zpos_immutable_property(&plane->base, plane_id);
+
drm_plane_helper_add(&plane->base, &intel_plane_helper_funcs);
return plane;
@@ -2354,7 +2356,7 @@ intel_sprite_plane_create(struct drm_i915_private *dev_priv,
const u64 *modifiers;
const u32 *formats;
int num_formats;
- int ret;
+ int ret, zpos;
if (INTEL_GEN(dev_priv) >= 9)
return skl_universal_plane_create(dev_priv, pipe,
@@ -2444,6 +2446,9 @@ intel_sprite_plane_create(struct drm_i915_private *dev_priv,
DRM_COLOR_YCBCR_BT709,
DRM_COLOR_YCBCR_LIMITED_RANGE);
+ zpos = sprite + 1;
+ drm_plane_create_zpos_immutable_property(&plane->base, zpos);
+
drm_plane_helper_add(&plane->base, &intel_plane_helper_funcs);
return plane;
--
2.21.0
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