diff options
| author | Ingo Molnar <mingo@elte.hu> | 2009-09-07 08:19:51 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-09-07 08:19:51 +0200 |
| commit | a1922ed661ab2c1637d0b10cde933bd9cd33d965 (patch) | |
| tree | 0f1777542b385ebefd30b3586d830fd8ed6fda5b /drivers/gpu/drm/drm_mm.c | |
| parent | 75e33751ca8bbb72dd6f1a74d2810ddc8cbe4bdf (diff) | |
| parent | d28daf923ac5e4a0d7cecebae56f3e339189366b (diff) | |
Merge branch 'tracing/core' into tracing/hw-breakpoints
Conflicts:
arch/Kconfig
kernel/trace/trace.h
Merge reason: resolve the conflicts, plus adopt to the new
ring-buffer APIs.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'drivers/gpu/drm/drm_mm.c')
| -rw-r--r-- | drivers/gpu/drm/drm_mm.c | 48 |
1 files changed, 7 insertions, 41 deletions
diff --git a/drivers/gpu/drm/drm_mm.c b/drivers/gpu/drm/drm_mm.c index a912a0ff11cc..3e47869d6dae 100644 --- a/drivers/gpu/drm/drm_mm.c +++ b/drivers/gpu/drm/drm_mm.c @@ -187,9 +187,10 @@ static struct drm_mm_node *drm_mm_split_at_start(struct drm_mm_node *parent, } - -struct drm_mm_node *drm_mm_get_block(struct drm_mm_node *node, - unsigned long size, unsigned alignment) +struct drm_mm_node *drm_mm_get_block_generic(struct drm_mm_node *node, + unsigned long size, + unsigned alignment, + int atomic) { struct drm_mm_node *align_splitoff = NULL; @@ -200,7 +201,7 @@ struct drm_mm_node *drm_mm_get_block(struct drm_mm_node *node, if (tmp) { align_splitoff = - drm_mm_split_at_start(node, alignment - tmp, 0); + drm_mm_split_at_start(node, alignment - tmp, atomic); if (unlikely(align_splitoff == NULL)) return NULL; } @@ -209,7 +210,7 @@ struct drm_mm_node *drm_mm_get_block(struct drm_mm_node *node, list_del_init(&node->fl_entry); node->free = 0; } else { - node = drm_mm_split_at_start(node, size, 0); + node = drm_mm_split_at_start(node, size, atomic); } if (align_splitoff) @@ -217,42 +218,7 @@ struct drm_mm_node *drm_mm_get_block(struct drm_mm_node *node, return node; } - -EXPORT_SYMBOL(drm_mm_get_block); - -struct drm_mm_node *drm_mm_get_block_atomic(struct drm_mm_node *parent, - unsigned long size, - unsigned alignment) -{ - - struct drm_mm_node *align_splitoff = NULL; - struct drm_mm_node *child; - unsigned tmp = 0; - - if (alignment) - tmp = parent->start % alignment; - - if (tmp) { - align_splitoff = - drm_mm_split_at_start(parent, alignment - tmp, 1); - if (unlikely(align_splitoff == NULL)) - return NULL; - } - - if (parent->size == size) { - list_del_init(&parent->fl_entry); - parent->free = 0; - return parent; - } else { - child = drm_mm_split_at_start(parent, size, 1); - } - - if (align_splitoff) - drm_mm_put_block(align_splitoff); - - return child; -} -EXPORT_SYMBOL(drm_mm_get_block_atomic); +EXPORT_SYMBOL(drm_mm_get_block_generic); /* * Put a block. Merge with the previous and / or next block if they are free. |