From d9a1d7b212b7f5f760e2ddd3d80f7a15a3fd1493 Mon Sep 17 00:00:00 2001
From: "Sergey Semyonov (Serge)" <ion2@mail.ru>
Date: Mon, 5 Mar 2018 18:32:47 +0000
Subject: [PATCH] i915 destroy_cursor(): GEN3 specific code

git-svn-id: svn://kolibrios.org@7173 a494cfbc-eb01-0410-851d-a64ba20cac60
---
 drivers/video/drm/i915/kos_cursor.c | 18 ++++++++++++++++--
 1 file changed, 16 insertions(+), 2 deletions(-)

diff --git a/drivers/video/drm/i915/kos_cursor.c b/drivers/video/drm/i915/kos_cursor.c
index b52271c8a4..704a725276 100644
--- a/drivers/video/drm/i915/kos_cursor.c
+++ b/drivers/video/drm/i915/kos_cursor.c
@@ -61,14 +61,28 @@ static void disable_mouse(void){};
 
 static void __attribute__((regparm(1))) destroy_cursor(cursor_t *cursor)
 {
+    struct drm_i915_private *dev_priv = main_device->dev_private;
     struct drm_i915_gem_object *obj = cursor->cobj;
-    list_del(&cursor->list);
+    u32      ifl;
 
+    ifl = safe_cli();
+    list_del(&cursor->list);
+    safe_sti(ifl);
+
+    if (!dev_priv->info.cursor_needs_physical)
+    {
     i915_gem_object_ggtt_unpin(cursor->cobj);
 
     mutex_lock(&main_device->struct_mutex);
     drm_gem_object_unreference(&obj->base);
     mutex_unlock(&main_device->struct_mutex);
+    }
+    else
+    {
+        addr_t page = (addr_t)obj;
+        for(addr_t i = 0; i < (KMS_CURSOR_WIDTH*KMS_CURSOR_HEIGHT*8)/4096; i+=4096)
+            FreePage(page+i);
+    }
 
     __DestroyObject(cursor);
 };
@@ -90,7 +104,7 @@ static int init_cursor(cursor_t *cursor)
 
     if (dev_priv->info.cursor_needs_physical)
     {
-        bits = (uint32_t*)KernelAlloc(KMS_CURSOR_WIDTH*KMS_CURSOR_HEIGHT*8);
+        mapped = bits = (uint32_t*)KernelAlloc(KMS_CURSOR_WIDTH*KMS_CURSOR_HEIGHT*8);
         if (unlikely(bits == NULL))
         {
             ret = -ENOMEM;