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authorThomas Hellstrom <thellstrom@vmware.com>2010-11-17 12:28:31 +0000
committerDave Airlie <airlied@redhat.com>2010-11-22 13:25:21 +1000
commit65705962025df490d13df59ec57c5329d1bd0a16 (patch)
treeaa9d40bbd1a842aaada664d9d0fa6a317ec1755f /include/drm/ttm
parent95762c2b34069bf4adb7929969f1f5f5fc8a38df (diff)
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 'include/drm/ttm')
-rw-r--r--include/drm/ttm/ttm_bo_driver.h2
-rw-r--r--include/drm/ttm/ttm_execbuf_util.h3
2 files changed, 3 insertions, 2 deletions
diff --git a/include/drm/ttm/ttm_bo_driver.h b/include/drm/ttm/ttm_bo_driver.h
index cfb9ca4ec1c4..e3b2e245db1b 100644
--- a/include/drm/ttm/ttm_bo_driver.h
+++ b/include/drm/ttm/ttm_bo_driver.h
@@ -515,6 +515,7 @@ struct ttm_bo_global {
* @addr_space_mm: Range manager for the device address space.
* lru_lock: Spinlock that protects the buffer+device lru lists and
* ddestroy lists.
+ * @val_seq: Current validation sequence.
* @nice_mode: Try nicely to wait for buffer idle when cleaning a manager.
* If a GPU lockup has been detected, this is forced to 0.
* @dev_mapping: A pointer to the struct address_space representing the
@@ -544,6 +545,7 @@ struct ttm_bo_device {
* Protected by the global:lru lock.
*/
struct list_head ddestroy;
+ uint32_t val_seq;
/*
* Protected by load / firstopen / lastclose /unload sync.
diff --git a/include/drm/ttm/ttm_execbuf_util.h b/include/drm/ttm/ttm_execbuf_util.h
index 535ab00407e0..26cc7f9ffa41 100644
--- a/include/drm/ttm/ttm_execbuf_util.h
+++ b/include/drm/ttm/ttm_execbuf_util.h
@@ -72,7 +72,6 @@ extern void ttm_eu_backoff_reservation(struct list_head *list);
* function ttm_eu_reserve_buffers
*
* @list: thread private list of ttm_validate_buffer structs.
- * @val_seq: A unique sequence number.
*
* Tries to reserve bos pointed to by the list entries for validation.
* If the function returns 0, all buffers are marked as "unfenced",
@@ -94,7 +93,7 @@ extern void ttm_eu_backoff_reservation(struct list_head *list);
* has failed.
*/
-extern int ttm_eu_reserve_buffers(struct list_head *list, uint32_t val_seq);
+extern int ttm_eu_reserve_buffers(struct list_head *list);
/**
* function ttm_eu_fence_buffer_objects.