Date: Tue, 5 Mar 2013 09:07:58 +0000 (UTC) From: Konstantin Belousov <kib@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r247833 - head/sys/dev/drm2 Message-ID: <201303050907.r2597wbk008373@svn.freebsd.org>
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Author: kib Date: Tue Mar 5 09:07:58 2013 New Revision: 247833 URL: http://svnweb.freebsd.org/changeset/base/247833 Log: Import the drm_mm_debug_table() function. Sponsored by: The FreeBSD Foundation MFC after: 1 month Modified: head/sys/dev/drm2/drm_mm.c head/sys/dev/drm2/drm_mm.h Modified: head/sys/dev/drm2/drm_mm.c ============================================================================== --- head/sys/dev/drm2/drm_mm.c Tue Mar 5 09:07:01 2013 (r247832) +++ head/sys/dev/drm2/drm_mm.c Tue Mar 5 09:07:58 2013 (r247833) @@ -561,3 +561,40 @@ void drm_mm_takedown(struct drm_mm * mm) KASSERT(mm->num_unused == 0, ("num_unused != 0")); } + +void drm_mm_debug_table(struct drm_mm *mm, const char *prefix) +{ + 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) + printf("%s 0x%08lx-0x%08lx: %8lu: free\n", + prefix, hole_start, hole_end, + hole_size); + total_free += hole_size; + + drm_mm_for_each_node(entry, mm) { + printf("%s 0x%08lx-0x%08lx: %8lu: used\n", + prefix, 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; + printf("%s 0x%08lx-0x%08lx: %8lu: free\n", + prefix, hole_start, hole_end, + hole_size); + total_free += hole_size; + } + } + total = total_free + total_used; + + printf("%s total: %lu, used %lu free %lu\n", prefix, total, + total_used, total_free); +} Modified: head/sys/dev/drm2/drm_mm.h ============================================================================== --- head/sys/dev/drm2/drm_mm.h Tue Mar 5 09:07:01 2013 (r247832) +++ head/sys/dev/drm2/drm_mm.h Tue Mar 5 09:07:58 2013 (r247833) @@ -182,4 +182,6 @@ void drm_mm_init_scan_with_range(struct int drm_mm_scan_add_block(struct drm_mm_node *node); int drm_mm_scan_remove_block(struct drm_mm_node *node); +void drm_mm_debug_table(struct drm_mm *mm, const char *prefix); + #endif
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