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drm/ttm: introduce callback for ttm_tt populate & unpopulate V4

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Move the page allocation and freeing to driver callback and
provide ttm code helper function for those.

Most intrusive change, is the fact that we now only fully
populate an object this simplify some of code designed around
the page fault design.

V2 Rebase on top of memory accounting overhaul
V3 New rebase on top of more memory accouting changes
V4 Rebase on top of no memory account changes (where/when is my
   delorean when i need it ?)

Signed-off-by: Jerome Glisse <jglisse@redhat.com>
Reviewed-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Reviewed-by: Thomas Hellstrom <thellstrom@vmware.com>
This commit is contained in:
Jerome Glisse
2011-11-02 23:59:28 -04:00
committed by Dave Airlie
parent 649bf3ca77
commit b1e5f17232
9 changed files with 135 additions and 120 deletions
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3
drivers/gpu/drm/vmwgfx/vmwgfx_buffer.c
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@@ -28,6 +28,7 @@
#include "vmwgfx_drv.h"
#include "ttm/ttm_bo_driver.h"
#include "ttm/ttm_placement.h"
#include "ttm/ttm_page_alloc.h"
static uint32_t vram_placement_flags = TTM_PL_FLAG_VRAM |
TTM_PL_FLAG_CACHED;
@@ -334,6 +335,8 @@ static int vmw_sync_obj_wait(void *sync_obj, void *sync_arg,
struct ttm_bo_driver vmw_bo_driver = {
.ttm_tt_create = &vmw_ttm_tt_create,
.ttm_tt_populate = &ttm_pool_populate,
.ttm_tt_unpopulate = &ttm_pool_unpopulate,
.invalidate_caches = vmw_invalidate_caches,
.init_mem_type = vmw_init_mem_type,
.evict_flags = vmw_evict_flags,