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drm/ttm: make ttm reservation calls behave like reservation calls

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This commit converts the source of the val_seq counter to
the ww_mutex api. The reservation objects are converted later,
because there is still a lockdep splat in nouveau that has to
resolved first.

Signed-off-by: Maarten Lankhorst <maarten.lankhorst@canonical.com>
Reviewed-by: Jerome Glisse <jglisse@redhat.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Maarten Lankhorst
2013-06-27 13:48:17 +02:00
committed by Dave Airlie
parent 786d7257e5
commit ecff665f5e
13 changed files with 173 additions and 113 deletions
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2
include/drm/ttm/ttm_bo_api.h
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@@ -234,7 +234,7 @@ struct ttm_buffer_object {
struct list_head ddestroy;
struct list_head swap;
struct list_head io_reserve_lru;
uint32_t val_seq;
unsigned long val_seq;
bool seq_valid;
/**