That should now be handled by the common dma_resv framework.
Signed-off-by: Christian König <christian.koe...@amd.com>
Cc: intel-...@lists.freedesktop.org
---
drivers/gpu/drm/i915/gem/i915_gem_object.c | 29 ++++++--------------
drivers/gpu/drm/i915/gem/i915_gem_object.h | 5 ++--
drivers/gpu/drm/i915/gem/i915_gem_ttm_move.c | 15 +---------
drivers/gpu/drm/i915/i915_vma.c | 9 +++++-
4 files changed, 19 insertions(+), 39 deletions(-)
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_object.c
b/drivers/gpu/drm/i915/gem/i915_gem_object.c
index d87b508b59b1..fd240435ffef 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_object.c
+++ b/drivers/gpu/drm/i915/gem/i915_gem_object.c
@@ -742,18 +742,19 @@ static const struct drm_gem_object_funcs
i915_gem_object_funcs = {
/**
* i915_gem_object_get_moving_fence - Get the object's moving fence if any
* @obj: The object whose moving fence to get.
+ * @fence: The resulting fence
*
* A non-signaled moving fence means that there is an async operation
* pending on the object that needs to be waited on before setting up
* any GPU- or CPU PTEs to the object's pages.
*
- * Return: A refcounted pointer to the object's moving fence if any,
- * NULL otherwise.
+ * Return: Negative error code or 0 for success.
*/
-struct dma_fence *
-i915_gem_object_get_moving_fence(struct drm_i915_gem_object *obj)
+int i915_gem_object_get_moving_fence(struct drm_i915_gem_object *obj,
+ struct dma_fence **fence)
{
- return dma_fence_get(i915_gem_to_ttm(obj)->moving);
+ return dma_resv_get_singleton(obj->base.resv, DMA_RESV_USAGE_KERNEL,
+ fence);
}
/**
@@ -771,23 +772,9 @@ i915_gem_object_get_moving_fence(struct
drm_i915_gem_object *obj)
int i915_gem_object_wait_moving_fence(struct drm_i915_gem_object *obj,
bool intr)
{
- struct dma_fence *fence = i915_gem_to_ttm(obj)->moving;
- int ret;
-
assert_object_held(obj);
- if (!fence)
- return 0;
-
- ret = dma_fence_wait(fence, intr);
- if (ret)
- return ret;
-
- if (fence->error)
- return fence->error;
-
- i915_gem_to_ttm(obj)->moving = NULL;
- dma_fence_put(fence);
- return 0;
+ return dma_resv_wait_timeout(obj->base. resv, DMA_RESV_USAGE_KERNEL,
+ intr, MAX_SCHEDULE_TIMEOUT);
}
#if IS_ENABLED(CONFIG_DRM_I915_SELFTEST)
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_object.h
b/drivers/gpu/drm/i915/gem/i915_gem_object.h
index f66d46882ea7..be57af8bfb31 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_object.h
+++ b/drivers/gpu/drm/i915/gem/i915_gem_object.h
@@ -521,9 +521,8 @@ i915_gem_object_finish_access(struct drm_i915_gem_object
*obj)
i915_gem_object_unpin_pages(obj);
}
-struct dma_fence *
-i915_gem_object_get_moving_fence(struct drm_i915_gem_object *obj);
-
+int i915_gem_object_get_moving_fence(struct drm_i915_gem_object *obj,
+ struct dma_fence **fence);
int i915_gem_object_wait_moving_fence(struct drm_i915_gem_object *obj,
bool intr);
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_ttm_move.c
b/drivers/gpu/drm/i915/gem/i915_gem_ttm_move.c
index e4a232e22f9d..4d5d0cd64f23 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_ttm_move.c
+++ b/drivers/gpu/drm/i915/gem/i915_gem_ttm_move.c
@@ -452,19 +452,6 @@ __i915_ttm_move(struct ttm_buffer_object *bo,
return fence;
}
-static int
-prev_deps(struct ttm_buffer_object *bo, struct ttm_operation_ctx *ctx,
- struct i915_deps *deps)
-{
- int ret;
-
- ret = i915_deps_add_dependency(deps, bo->moving, ctx);
- if (!ret)
- ret = i915_deps_add_resv(deps, bo->base.resv, ctx);
-
- return ret;
-}
-
/**
* i915_ttm_move - The TTM move callback used by i915.
* @bo: The buffer object.
@@ -519,7 +506,7 @@ int i915_ttm_move(struct ttm_buffer_object *bo, bool evict,
struct i915_deps deps;
i915_deps_init(&deps, GFP_KERNEL | __GFP_NORETRY |
__GFP_NOWARN);
- ret = prev_deps(bo, ctx, &deps);
+ ret = i915_deps_add_resv(&deps, bo->base.resv, ctx);
if (ret) {
i915_refct_sgt_put(dst_rsgt);
return ret;
diff --git a/drivers/gpu/drm/i915/i915_vma.c b/drivers/gpu/drm/i915/i915_vma.c
index 52fd6705a518..8737159f4706 100644
--- a/drivers/gpu/drm/i915/i915_vma.c
+++ b/drivers/gpu/drm/i915/i915_vma.c
@@ -1247,10 +1247,17 @@ int i915_vma_pin_ww(struct i915_vma *vma, struct
i915_gem_ww_ctx *ww,
if (err)
return err;
+ if (vma->obj) {
+ err = i915_gem_object_get_moving_fence(vma->obj, &moving);
+ if (err)
+ return err;
+ } else {
+ moving = NULL;
+ }
+
if (flags & PIN_GLOBAL)
wakeref = intel_runtime_pm_get(&vma->vm->i915->runtime_pm);
- moving = vma->obj ? i915_gem_object_get_moving_fence(vma->obj) : NULL;
if (flags & vma->vm->bind_async_flags || moving) {
/* lock VM */
err = i915_vm_lock_objects(vma->vm, ww);
--
2.25.1
