Signed-off-by: Thomas Hellstrom <thellstrom at vmware.com>
Reviewed-by: Sinclair Yeh <syeh at vmware.com>
---
 drivers/gpu/drm/vmwgfx/vmwgfx_drv.h  |  1 +
 drivers/gpu/drm/vmwgfx/vmwgfx_kms.c  | 30 ++++++++++++++++++++++++++++++
 drivers/gpu/drm/vmwgfx/vmwgfx_kms.h  |  3 ++-
 drivers/gpu/drm/vmwgfx/vmwgfx_ldu.c  |  7 +++++++
 drivers/gpu/drm/vmwgfx/vmwgfx_scrn.c |  7 +++++++
 drivers/gpu/drm/vmwgfx/vmwgfx_stdu.c |  8 +++++++-
 6 files changed, 54 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h 
b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h
index 13970fe..98cf4ff 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h
@@ -409,6 +409,7 @@ struct vmw_private {
        struct vmw_legacy_display *ldu_priv;
        struct vmw_overlay *overlay_priv;
        struct drm_property *hotplug_mode_update_property;
+       struct drm_property *implicit_placement_property;
        unsigned num_implicit;
        struct vmw_framebuffer *implicit_fb;

diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c 
b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
index 6726294..0e2340f 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
@@ -1622,6 +1622,12 @@ int vmw_du_connector_set_property(struct drm_connector 
*connector,
                                  struct drm_property *property,
                                  uint64_t val)
 {
+       struct vmw_display_unit *du = vmw_connector_to_du(connector);
+       struct vmw_private *dev_priv = vmw_priv(connector->dev);
+
+       if (property == dev_priv->implicit_placement_property)
+               du->is_implicit = val;
+
        return 0;
 }

@@ -2219,3 +2225,27 @@ void vmw_kms_update_implicit_fb(struct vmw_private 
*dev_priv,

        dev_priv->implicit_fb = vfb;
 }
+
+/**
+ * vmw_kms_create_implicit_placement_proparty - Set up the implicit placement
+ * property.
+ *
+ * @dev_priv: Pointer to a device private struct.
+ * @immutable: Whether the property is immutable.
+ *
+ * Sets up the implicit placement property unless it's already set up.
+ */
+void
+vmw_kms_create_implicit_placement_property(struct vmw_private *dev_priv,
+                                          bool immutable)
+{
+       if (dev_priv->implicit_placement_property)
+               return;
+
+       dev_priv->implicit_placement_property =
+               drm_property_create_range(dev_priv->dev,
+                                         immutable ?
+                                         DRM_MODE_PROP_IMMUTABLE : 0,
+                                         "implicit_placement", 0, 1);
+
+}
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.h 
b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.h
index 0b5c9ab..aa21aff 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.h
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.h
@@ -264,7 +264,8 @@ bool vmw_kms_crtc_flippable(struct vmw_private *dev_priv,
                            struct drm_crtc *crtc);
 void vmw_kms_update_implicit_fb(struct vmw_private *dev_priv,
                                struct drm_crtc *crtc);
-
+void vmw_kms_create_implicit_placement_property(struct vmw_private *dev_priv,
+                                               bool immutable);


 /*
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_ldu.c 
b/drivers/gpu/drm/vmwgfx/vmwgfx_ldu.c
index 8fb17b8..13b1047 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_ldu.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_ldu.c
@@ -383,6 +383,11 @@ static int vmw_ldu_init(struct vmw_private *dev_priv, 
unsigned unit)
                                   dev->mode_config.suggested_x_property, 0);
        drm_object_attach_property(&connector->base,
                                   dev->mode_config.suggested_y_property, 0);
+       if (dev_priv->implicit_placement_property)
+               drm_object_attach_property
+                       (&connector->base,
+                        dev_priv->implicit_placement_property,
+                        1);

        return 0;
 }
@@ -418,6 +423,8 @@ int vmw_kms_ldu_init_display(struct vmw_private *dev_priv)
        if (ret != 0)
                goto err_vblank_cleanup;

+       vmw_kms_create_implicit_placement_property(dev_priv, true);
+
        if (dev_priv->capabilities & SVGA_CAP_MULTIMON)
                for (i = 0; i < VMWGFX_NUM_DISPLAY_UNITS; ++i)
                        vmw_ldu_init(dev_priv, i);
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_scrn.c 
b/drivers/gpu/drm/vmwgfx/vmwgfx_scrn.c
index 1390cff..7ca13ec 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_scrn.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_scrn.c
@@ -541,6 +541,11 @@ static int vmw_sou_init(struct vmw_private *dev_priv, 
unsigned unit)
                                   dev->mode_config.suggested_x_property, 0);
        drm_object_attach_property(&connector->base,
                                   dev->mode_config.suggested_y_property, 0);
+       if (dev_priv->implicit_placement_property)
+               drm_object_attach_property
+                       (&connector->base,
+                        dev_priv->implicit_placement_property,
+                        sou->base.is_implicit);

        return 0;
 }
@@ -568,6 +573,8 @@ int vmw_kms_sou_init_display(struct vmw_private *dev_priv)
        if (unlikely(ret != 0))
                goto err_vblank_cleanup;

+       vmw_kms_create_implicit_placement_property(dev_priv, false);
+
        for (i = 0; i < VMWGFX_NUM_DISPLAY_UNITS; ++i)
                vmw_sou_init(dev_priv, i);

diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_stdu.c 
b/drivers/gpu/drm/vmwgfx/vmwgfx_stdu.c
index f02bb70..1cd88d1 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_stdu.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_stdu.c
@@ -1134,7 +1134,11 @@ static int vmw_stdu_init(struct vmw_private *dev_priv, 
unsigned unit)
                                   dev->mode_config.suggested_x_property, 0);
        drm_object_attach_property(&connector->base,
                                   dev->mode_config.suggested_y_property, 0);
-
+       if (dev_priv->implicit_placement_property)
+               drm_object_attach_property
+                       (&connector->base,
+                        dev_priv->implicit_placement_property,
+                        stdu->base.is_implicit);
        return 0;
 }

@@ -1199,6 +1203,8 @@ int vmw_kms_stdu_init_display(struct vmw_private 
*dev_priv)

        dev_priv->active_display_unit = vmw_du_screen_target;

+       vmw_kms_create_implicit_placement_property(dev_priv, false);
+
        for (i = 0; i < VMWGFX_NUM_DISPLAY_UNITS; ++i) {
                ret = vmw_stdu_init(dev_priv, i);

-- 
2.5.0


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