drm/exynos: Make ipp_handle_cmd_work static

[deliverable/linux.git] / drivers / gpu / drm / drm_mm.c

diff --git a/drivers/gpu/drm/drm_mm.c b/drivers/gpu/drm/drm_mm.c
index 0761a03cdbb2d4f0af455097d1c09d3710c2749f..2aa331499f81da1dfbe8f5c51216ed0096f67951 100644 (file)
--- a/drivers/gpu/drm/drm_mm.c
+++ b/drivers/gpu/drm/drm_mm.c
@@ -184,19 +184,27 @@ EXPORT_SYMBOL(drm_mm_get_block_generic);
  * -ENOSPC if no suitable free area is available. The preallocated memory node
  * must be cleared.
  */
-int drm_mm_insert_node(struct drm_mm *mm, struct drm_mm_node *node,
-                      unsigned long size, unsigned alignment)
+int drm_mm_insert_node_generic(struct drm_mm *mm, struct drm_mm_node *node,
+                              unsigned long size, unsigned alignment,
+                              unsigned long color)
 {
        struct drm_mm_node *hole_node;
 
-       hole_node = drm_mm_search_free(mm, size, alignment, false);
+       hole_node = drm_mm_search_free_generic(mm, size, alignment,
+                                              color, 0);
        if (!hole_node)
                return -ENOSPC;
 
-       drm_mm_insert_helper(hole_node, node, size, alignment, 0);
-
+       drm_mm_insert_helper(hole_node, node, size, alignment, color);
        return 0;
 }
+EXPORT_SYMBOL(drm_mm_insert_node_generic);
+
+int drm_mm_insert_node(struct drm_mm *mm, struct drm_mm_node *node,
+                      unsigned long size, unsigned alignment)
+{
+       return drm_mm_insert_node_generic(mm, node, size, alignment, 0);
+}
 EXPORT_SYMBOL(drm_mm_insert_node);
 
 static void drm_mm_insert_helper_range(struct drm_mm_node *hole_node,
@@ -213,11 +221,13 @@ static void drm_mm_insert_helper_range(struct drm_mm_node *hole_node,
 
        BUG_ON(!hole_node->hole_follows || node->allocated);
 
-       if (mm->color_adjust)
-               mm->color_adjust(hole_node, color, &adj_start, &adj_end);
-
        if (adj_start < start)
                adj_start = start;
+       if (adj_end > end)
+               adj_end = end;
+
+       if (mm->color_adjust)
+               mm->color_adjust(hole_node, color, &adj_start, &adj_end);
 
        if (alignment) {
                unsigned tmp = adj_start % alignment;
@@ -275,22 +285,31 @@ EXPORT_SYMBOL(drm_mm_get_block_range_generic);
  * -ENOSPC if no suitable free area is available. This is for range
  * restricted allocations. The preallocated memory node must be cleared.
  */
-int drm_mm_insert_node_in_range(struct drm_mm *mm, struct drm_mm_node *node,
-                               unsigned long size, unsigned alignment,
-                               unsigned long start, unsigned long end)
+int drm_mm_insert_node_in_range_generic(struct drm_mm *mm, struct drm_mm_node *node,
+                                       unsigned long size, unsigned alignment, unsigned long color,
+                                       unsigned long start, unsigned long end)
 {
        struct drm_mm_node *hole_node;
 
-       hole_node = drm_mm_search_free_in_range(mm, size, alignment,
-                                               start, end, false);
+       hole_node = drm_mm_search_free_in_range_generic(mm,
+                                                       size, alignment, color,
+                                                       start, end, 0);
        if (!hole_node)
                return -ENOSPC;
 
-       drm_mm_insert_helper_range(hole_node, node, size, alignment, 0,
+       drm_mm_insert_helper_range(hole_node, node,
+                                  size, alignment, color,
                                   start, end);
-
        return 0;
 }
+EXPORT_SYMBOL(drm_mm_insert_node_in_range_generic);
+
+int drm_mm_insert_node_in_range(struct drm_mm *mm, struct drm_mm_node *node,
+                               unsigned long size, unsigned alignment,
+                               unsigned long start, unsigned long end)
+{
+       return drm_mm_insert_node_in_range_generic(mm, node, size, alignment, 0, start, end);
+}
 EXPORT_SYMBOL(drm_mm_insert_node_in_range);
 
 /**
@@ -489,7 +508,7 @@ void drm_mm_init_scan(struct drm_mm *mm,
        mm->scan_size = size;
        mm->scanned_blocks = 0;
        mm->scan_hit_start = 0;
-       mm->scan_hit_size = 0;
+       mm->scan_hit_end = 0;
        mm->scan_check_range = 0;
        mm->prev_scanned_node = NULL;
 }
@@ -516,7 +535,7 @@ void drm_mm_init_scan_with_range(struct drm_mm *mm,
        mm->scan_size = size;
        mm->scanned_blocks = 0;
        mm->scan_hit_start = 0;
-       mm->scan_hit_size = 0;
+       mm->scan_hit_end = 0;
        mm->scan_start = start;
        mm->scan_end = end;
        mm->scan_check_range = 1;
@@ -535,8 +554,7 @@ int drm_mm_scan_add_block(struct drm_mm_node *node)
        struct drm_mm *mm = node->mm;
        struct drm_mm_node *prev_node;
        unsigned long hole_start, hole_end;
-       unsigned long adj_start;
-       unsigned long adj_end;
+       unsigned long adj_start, adj_end;
 
        mm->scanned_blocks++;
 
@@ -553,14 +571,8 @@ int drm_mm_scan_add_block(struct drm_mm_node *node)
        node->node_list.next = &mm->prev_scanned_node->node_list;
        mm->prev_scanned_node = node;
 
-       hole_start = drm_mm_hole_node_start(prev_node);
-       hole_end = drm_mm_hole_node_end(prev_node);
-
-       adj_start = hole_start;
-       adj_end = hole_end;
-
-       if (mm->color_adjust)
-               mm->color_adjust(prev_node, mm->scan_color, &adj_start, &adj_end);
+       adj_start = hole_start = drm_mm_hole_node_start(prev_node);
+       adj_end = hole_end = drm_mm_hole_node_end(prev_node);
 
        if (mm->scan_check_range) {
                if (adj_start < mm->scan_start)
@@ -569,11 +581,14 @@ int drm_mm_scan_add_block(struct drm_mm_node *node)
                        adj_end = mm->scan_end;
        }
 
+       if (mm->color_adjust)
+               mm->color_adjust(prev_node, mm->scan_color,
+                                &adj_start, &adj_end);
+
        if (check_free_hole(adj_start, adj_end,
                            mm->scan_size, mm->scan_alignment)) {
                mm->scan_hit_start = hole_start;
-               mm->scan_hit_size = hole_end;
-
+               mm->scan_hit_end = hole_end;
                return 1;
        }
 
@@ -609,19 +624,10 @@ int drm_mm_scan_remove_block(struct drm_mm_node *node)
                               node_list);
 
        prev_node->hole_follows = node->scanned_preceeds_hole;
-       INIT_LIST_HEAD(&node->node_list);
        list_add(&node->node_list, &prev_node->node_list);
 
-       /* Only need to check for containement because start&size for the
-        * complete resulting free block (not just the desired part) is
-        * stored. */
-       if (node->start >= mm->scan_hit_start &&
-           node->start + node->size
-                       <= mm->scan_hit_start + mm->scan_hit_size) {
-               return 1;
-       }
-
-       return 0;
+        return (drm_mm_hole_node_end(node) > mm->scan_hit_start &&
+                node->start < mm->scan_hit_end);
 }
 EXPORT_SYMBOL(drm_mm_scan_remove_block);