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path: root/drivers/gpu/drm/drm_mm.c
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Diffstat (limited to 'drivers/gpu/drm/drm_mm.c')
-rw-r--r--drivers/gpu/drm/drm_mm.c34
1 files changed, 18 insertions, 16 deletions
diff --git a/drivers/gpu/drm/drm_mm.c b/drivers/gpu/drm/drm_mm.c
index db1e2d6f90d7..07cf99cc8862 100644
--- a/drivers/gpu/drm/drm_mm.c
+++ b/drivers/gpu/drm/drm_mm.c
@@ -755,33 +755,35 @@ void drm_mm_debug_table(struct drm_mm *mm, const char *prefix)
EXPORT_SYMBOL(drm_mm_debug_table);
#if defined(CONFIG_DEBUG_FS)
-int drm_mm_dump_table(struct seq_file *m, struct drm_mm *mm)
+static unsigned long drm_mm_dump_hole(struct seq_file *m, struct drm_mm_node *entry)
{
- struct drm_mm_node *entry;
- unsigned long total_used = 0, total_free = 0, total = 0;
unsigned long hole_start, hole_end, hole_size;
- hole_start = drm_mm_hole_node_start(&mm->head_node);
- hole_end = drm_mm_hole_node_end(&mm->head_node);
- hole_size = hole_end - hole_start;
- if (hole_size)
+ if (entry->hole_follows) {
+ hole_start = drm_mm_hole_node_start(entry);
+ hole_end = drm_mm_hole_node_end(entry);
+ hole_size = hole_end - hole_start;
seq_printf(m, "0x%08lx-0x%08lx: 0x%08lx: free\n",
hole_start, hole_end, hole_size);
- total_free += hole_size;
+ return hole_size;
+ }
+
+ return 0;
+}
+
+int drm_mm_dump_table(struct seq_file *m, struct drm_mm *mm)
+{
+ struct drm_mm_node *entry;
+ unsigned long total_used = 0, total_free = 0, total = 0;
+
+ total_free += drm_mm_dump_hole(m, &mm->head_node);
drm_mm_for_each_node(entry, mm) {
seq_printf(m, "0x%08lx-0x%08lx: 0x%08lx: used\n",
entry->start, entry->start + entry->size,
entry->size);
total_used += entry->size;
- if (entry->hole_follows) {
- hole_start = drm_mm_hole_node_start(entry);
- hole_end = drm_mm_hole_node_end(entry);
- hole_size = hole_end - hole_start;
- seq_printf(m, "0x%08lx-0x%08lx: 0x%08lx: free\n",
- hole_start, hole_end, hole_size);
- total_free += hole_size;
- }
+ total_free += drm_mm_dump_hole(m, entry);
}
total = total_free + total_used;