vmwgfx: Screen object cleanups

Remove unused member.
No need to pin / unpin fb.

Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Jakob Bornecrantz <jakob@vmware.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>

1 files changed, 2 insertions, 14 deletions

diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_scrn.c b/drivers/gpu/drm/vmwgfx/vmwgfx_scrn.c
index 0660d3c6b82..edfecc79d95 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_scrn.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_scrn.c
@@ -39,7 +39,6 @@ struct vmw_screen_object_display {
         struct list_head active;
 
         unsigned num_active;
-        unsigned last_num_active;
 
         struct vmw_framebuffer *fb;
 };
@@ -84,12 +83,8 @@ static int vmw_sou_del_active(struct vmw_private *vmw_priv,
 
         /* Must init otherwise list_empty(&sou->active) will not work. */
         list_del_init(&sou->active);
-        if (--(ld->num_active) == 0) {
-                BUG_ON(!ld->fb);
-                if (ld->fb->unpin)
-                        ld->fb->unpin(ld->fb);
+        if (--(ld->num_active) == 0)
                 ld->fb = NULL;
-        }
 
         return 0;
 }
@@ -103,13 +98,7 @@ static int vmw_sou_add_active(struct vmw_private *vmw_priv,
         struct list_head *at;
 
         BUG_ON(!ld->num_active && ld->fb);
-        if (vfb != ld->fb) {
-                if (ld->fb && ld->fb->unpin)
-                        ld->fb->unpin(ld->fb);
-                if (vfb->pin)
-                        vfb->pin(vfb);
-                ld->fb = vfb;
-        }
+        ld->fb = vfb;
 
         if (!list_empty(&sou->active))
                 return 0;
@@ -522,7 +511,6 @@ int vmw_kms_init_screen_object_display(struct vmw_private *dev_priv)
 
         INIT_LIST_HEAD(&dev_priv->sou_priv->active);
         dev_priv->sou_priv->num_active = 0;
-        dev_priv->sou_priv->last_num_active = 0;
         dev_priv->sou_priv->fb = NULL;
 
         ret = drm_vblank_init(dev, VMWGFX_NUM_DISPLAY_UNITS);