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authorMaarten Lankhorst <m.b.lankhorst@gmail.com>2012-11-28 11:25:44 +0000
committerDave Airlie <airlied@redhat.com>2012-12-10 20:21:30 +1000
commit97a875cbdf89a4638eea57c2b456c7cc4e3e8b21 (patch)
tree286ff23a3f8e389ec4fa1a6f3b58cbee4fc8e9fe /drivers/gpu/drm/cirrus
parente7ab20197be3ee5fd75441e1cff0c7cdfea5bf1a (diff)
drm/ttm: remove no_wait_reserve, v3
All items on the lru list are always reservable, so this is a stupid thing to keep. Not only that, it is used in a way which would guarantee deadlocks if it were ever to be set to block on reserve. This is a lot of churn, but mostly because of the removal of the argument which can be nested arbitrarily deeply in many places. No change of code in this patch except removal of the no_wait_reserve argument, the previous patch removed the use of no_wait_reserve. v2: - Warn if -EBUSY is returned on reservation, all objects on the list should be reservable. Adjusted patch slightly due to conflicts. v3: - Focus on no_wait_reserve removal only. Signed-off-by: Maarten Lankhorst <maarten.lankhorst@canonical.com> Reviewed-by: Thomas Hellstrom <thellstrom@vmware.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/cirrus')
-rw-r--r--drivers/gpu/drm/cirrus/cirrus_ttm.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/drivers/gpu/drm/cirrus/cirrus_ttm.c b/drivers/gpu/drm/cirrus/cirrus_ttm.c
index 90d770143cc2..1413a26e4905 100644
--- a/drivers/gpu/drm/cirrus/cirrus_ttm.c
+++ b/drivers/gpu/drm/cirrus/cirrus_ttm.c
@@ -186,11 +186,11 @@ static void cirrus_ttm_io_mem_free(struct ttm_bo_device *bdev, struct ttm_mem_re
static int cirrus_bo_move(struct ttm_buffer_object *bo,
bool evict, bool interruptible,
- bool no_wait_reserve, bool no_wait_gpu,
+ bool no_wait_gpu,
struct ttm_mem_reg *new_mem)
{
int r;
- r = ttm_bo_move_memcpy(bo, evict, no_wait_reserve, no_wait_gpu, new_mem);
+ r = ttm_bo_move_memcpy(bo, evict, no_wait_gpu, new_mem);
return r;
}
@@ -388,7 +388,7 @@ int cirrus_bo_pin(struct cirrus_bo *bo, u32 pl_flag, u64 *gpu_addr)
cirrus_ttm_placement(bo, pl_flag);
for (i = 0; i < bo->placement.num_placement; i++)
bo->placements[i] |= TTM_PL_FLAG_NO_EVICT;
- ret = ttm_bo_validate(&bo->bo, &bo->placement, false, false, false);
+ ret = ttm_bo_validate(&bo->bo, &bo->placement, false, false);
if (ret)
return ret;
@@ -411,7 +411,7 @@ int cirrus_bo_unpin(struct cirrus_bo *bo)
for (i = 0; i < bo->placement.num_placement ; i++)
bo->placements[i] &= ~TTM_PL_FLAG_NO_EVICT;
- ret = ttm_bo_validate(&bo->bo, &bo->placement, false, false, false);
+ ret = ttm_bo_validate(&bo->bo, &bo->placement, false, false);
if (ret)
return ret;
@@ -436,7 +436,7 @@ int cirrus_bo_push_sysram(struct cirrus_bo *bo)
for (i = 0; i < bo->placement.num_placement ; i++)
bo->placements[i] |= TTM_PL_FLAG_NO_EVICT;
- ret = ttm_bo_validate(&bo->bo, &bo->placement, false, false, false);
+ ret = ttm_bo_validate(&bo->bo, &bo->placement, false, false);
if (ret) {
DRM_ERROR("pushing to VRAM failed\n");
return ret;