drm/vmwgfx: Hook up MOBs to TTM as a separate memory type
To bind a buffer object as a MOB, just validate it as a MOB
memory type. We are reusing the GMRID manager, although we create a new
instance of it to manage MOB ids and tomake sure we don't exceed
the maximum amount of MOB pages.
Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Brian Paul <brianp@vmware.com>
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_gmrid_manager.c b/drivers/gpu/drm/vmwgfx/vmwgfx_gmrid_manager.c
index c5c054a..b1273e8 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_gmrid_manager.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_gmrid_manager.c
@@ -125,10 +125,21 @@
return -ENOMEM;
spin_lock_init(&gman->lock);
- gman->max_gmr_pages = dev_priv->max_gmr_pages;
gman->used_gmr_pages = 0;
ida_init(&gman->gmr_ida);
- gman->max_gmr_ids = p_size;
+
+ switch (p_size) {
+ case VMW_PL_GMR:
+ gman->max_gmr_ids = dev_priv->max_gmr_ids;
+ gman->max_gmr_pages = dev_priv->max_gmr_pages;
+ break;
+ case VMW_PL_MOB:
+ gman->max_gmr_ids = VMWGFX_NUM_MOB;
+ gman->max_gmr_pages = dev_priv->max_mob_pages;
+ break;
+ default:
+ BUG();
+ }
man->priv = (void *) gman;
return 0;
}