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drm/vmwgfx: Add MOB management

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Implement MOB setup, binding and unbinding, but don't hook up to
TTM yet.

Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Brian Paul <brianp@vmware.com>
Reviewed-by: Zack Rusin <zackr@vmware.com>
This commit is contained in:
Thomas Hellstrom
2012-11-21 10:49:52 +01:00
parent 716a2fd66d
commit 3530bdc35e
5 changed files with 632 additions and 1 deletions
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13
drivers/gpu/drm/vmwgfx/vmwgfx_buffer.c
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@@ -40,6 +40,10 @@ static uint32_t vram_ne_placement_flags = TTM_PL_FLAG_VRAM |
static uint32_t sys_placement_flags = TTM_PL_FLAG_SYSTEM |
TTM_PL_FLAG_CACHED;
static uint32_t sys_ne_placement_flags = TTM_PL_FLAG_SYSTEM |
TTM_PL_FLAG_CACHED |
TTM_PL_FLAG_NO_EVICT;
static uint32_t gmr_placement_flags = VMW_PL_FLAG_GMR |
TTM_PL_FLAG_CACHED;
@@ -116,6 +120,15 @@ struct ttm_placement vmw_sys_placement = {
.busy_placement = &sys_placement_flags
};
struct ttm_placement vmw_sys_ne_placement = {
.fpfn = 0,
.lpfn = 0,
.num_placement = 1,
.placement = &sys_ne_placement_flags,
.num_busy_placement = 1,
.busy_placement = &sys_ne_placement_flags
};
static uint32_t evictable_placement_flags[] = {
TTM_PL_FLAG_SYSTEM | TTM_PL_FLAG_CACHED,
TTM_PL_FLAG_VRAM | TTM_PL_FLAG_CACHED,