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authorThomas Hellstrom <thellstrom@vmware.com>2010-11-17 15:28:31 +0300
committerDave Airlie <airlied@redhat.com>2010-11-22 06:25:21 +0300
commit65705962025df490d13df59ec57c5329d1bd0a16 (patch)
treeaa9d40bbd1a842aaada664d9d0fa6a317ec1755f /drivers/gpu/drm/ttm
parent95762c2b34069bf4adb7929969f1f5f5fc8a38df (diff)
downloadlinux-65705962025df490d13df59ec57c5329d1bd0a16.tar.xz
drm/ttm/vmwgfx: Have TTM manage the validation sequence.
Rather than having the driver supply the validation sequence, leave that responsibility to TTM. This saves some confusion and a function argument. Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/ttm')
-rw-r--r--drivers/gpu/drm/ttm/ttm_bo.c1
-rw-r--r--drivers/gpu/drm/ttm/ttm_execbuf_util.c5
2 files changed, 5 insertions, 1 deletions
diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c
index 551a5d31cadf..25e4c2a1d1d8 100644
--- a/drivers/gpu/drm/ttm/ttm_bo.c
+++ b/drivers/gpu/drm/ttm/ttm_bo.c
@@ -1539,6 +1539,7 @@ int ttm_bo_device_init(struct ttm_bo_device *bdev,
bdev->dev_mapping = NULL;
bdev->glob = glob;
bdev->need_dma32 = need_dma32;
+ bdev->val_seq = 0;
spin_lock_init(&bdev->fence_lock);
mutex_lock(&glob->device_list_mutex);
list_add_tail(&bdev->device_list, &glob->device_list);
diff --git a/drivers/gpu/drm/ttm/ttm_execbuf_util.c b/drivers/gpu/drm/ttm/ttm_execbuf_util.c
index b6da65cc502a..3832fe10b4df 100644
--- a/drivers/gpu/drm/ttm/ttm_execbuf_util.c
+++ b/drivers/gpu/drm/ttm/ttm_execbuf_util.c
@@ -126,11 +126,12 @@ EXPORT_SYMBOL(ttm_eu_backoff_reservation);
* buffers in different orders.
*/
-int ttm_eu_reserve_buffers(struct list_head *list, uint32_t val_seq)
+int ttm_eu_reserve_buffers(struct list_head *list)
{
struct ttm_bo_global *glob;
struct ttm_validate_buffer *entry;
int ret;
+ uint32_t val_seq;
if (list_empty(list))
return 0;
@@ -146,6 +147,8 @@ int ttm_eu_reserve_buffers(struct list_head *list, uint32_t val_seq)
retry:
spin_lock(&glob->lru_lock);
+ val_seq = entry->bo->bdev->val_seq++;
+
list_for_each_entry(entry, list, head) {
struct ttm_buffer_object *bo = entry->bo;