diff options
Diffstat (limited to 'drivers/gpu/drm/i915/gem/i915_gem_ttm.c')
| -rw-r--r-- | drivers/gpu/drm/i915/gem/i915_gem_ttm.c | 50 |
1 files changed, 22 insertions, 28 deletions
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_ttm.c b/drivers/gpu/drm/i915/gem/i915_gem_ttm.c index 9227f8146a58..27dcfd8a34bb 100644 --- a/drivers/gpu/drm/i915/gem/i915_gem_ttm.c +++ b/drivers/gpu/drm/i915/gem/i915_gem_ttm.c @@ -65,8 +65,6 @@ static const struct ttm_place sys_placement_flags = { static struct ttm_placement i915_sys_placement = { .num_placement = 1, .placement = &sys_placement_flags, - .num_busy_placement = 1, - .busy_placement = &sys_placement_flags, }; /** @@ -144,45 +142,41 @@ i915_ttm_place_from_region(const struct intel_memory_region *mr, place->fpfn = offset >> PAGE_SHIFT; WARN_ON(overflows_type(place->fpfn + (size >> PAGE_SHIFT), place->lpfn)); place->lpfn = place->fpfn + (size >> PAGE_SHIFT); - } else if (mr->io_size && mr->io_size < mr->total) { + } else if (resource_size(&mr->io) && resource_size(&mr->io) < mr->total) { if (flags & I915_BO_ALLOC_GPU_ONLY) { place->flags |= TTM_PL_FLAG_TOPDOWN; } else { place->fpfn = 0; - WARN_ON(overflows_type(mr->io_size >> PAGE_SHIFT, place->lpfn)); - place->lpfn = mr->io_size >> PAGE_SHIFT; + WARN_ON(overflows_type(resource_size(&mr->io) >> PAGE_SHIFT, place->lpfn)); + place->lpfn = resource_size(&mr->io) >> PAGE_SHIFT; } } } static void i915_ttm_placement_from_obj(const struct drm_i915_gem_object *obj, - struct ttm_place *requested, - struct ttm_place *busy, + struct ttm_place *places, struct ttm_placement *placement) { unsigned int num_allowed = obj->mm.n_placements; unsigned int flags = obj->flags; unsigned int i; - placement->num_placement = 1; + places[0].flags |= TTM_PL_FLAG_DESIRED; i915_ttm_place_from_region(num_allowed ? obj->mm.placements[0] : - obj->mm.region, requested, obj->bo_offset, + obj->mm.region, &places[0], obj->bo_offset, obj->base.size, flags); /* Cache this on object? */ - placement->num_busy_placement = num_allowed; - for (i = 0; i < placement->num_busy_placement; ++i) - i915_ttm_place_from_region(obj->mm.placements[i], busy + i, - obj->bo_offset, obj->base.size, flags); - - if (num_allowed == 0) { - *busy = *requested; - placement->num_busy_placement = 1; + for (i = 0; i < num_allowed; ++i) { + i915_ttm_place_from_region(obj->mm.placements[i], + &places[i + 1], obj->bo_offset, + obj->base.size, flags); + places[i + 1].flags |= TTM_PL_FLAG_FALLBACK; } - placement->placement = requested; - placement->busy_placement = busy; + placement->num_placement = num_allowed + 1; + placement->placement = places; } static int i915_ttm_tt_shmem_populate(struct ttm_device *bdev, @@ -789,7 +783,8 @@ static int __i915_ttm_get_pages(struct drm_i915_gem_object *obj, int ret; /* First try only the requested placement. No eviction. */ - real_num_busy = fetch_and_zero(&placement->num_busy_placement); + real_num_busy = placement->num_placement; + placement->num_placement = 1; ret = ttm_bo_validate(bo, placement, &ctx); if (ret) { ret = i915_ttm_err_to_gem(ret); @@ -805,7 +800,7 @@ static int __i915_ttm_get_pages(struct drm_i915_gem_object *obj, * If the initial attempt fails, allow all accepted placements, * evicting if necessary. */ - placement->num_busy_placement = real_num_busy; + placement->num_placement = real_num_busy; ret = ttm_bo_validate(bo, placement, &ctx); if (ret) return i915_ttm_err_to_gem(ret); @@ -839,7 +834,7 @@ static int __i915_ttm_get_pages(struct drm_i915_gem_object *obj, static int i915_ttm_get_pages(struct drm_i915_gem_object *obj) { - struct ttm_place requested, busy[I915_TTM_MAX_PLACEMENTS]; + struct ttm_place places[I915_TTM_MAX_PLACEMENTS + 1]; struct ttm_placement placement; /* restricted by sg_alloc_table */ @@ -849,7 +844,7 @@ static int i915_ttm_get_pages(struct drm_i915_gem_object *obj) GEM_BUG_ON(obj->mm.n_placements > I915_TTM_MAX_PLACEMENTS); /* Move to the requested placement. */ - i915_ttm_placement_from_obj(obj, &requested, busy, &placement); + i915_ttm_placement_from_obj(obj, places, &placement); return __i915_ttm_get_pages(obj, &placement); } @@ -879,9 +874,7 @@ static int __i915_ttm_migrate(struct drm_i915_gem_object *obj, i915_ttm_place_from_region(mr, &requested, obj->bo_offset, obj->base.size, flags); placement.num_placement = 1; - placement.num_busy_placement = 1; placement.placement = &requested; - placement.busy_placement = &requested; ret = __i915_ttm_get_pages(obj, &placement); if (ret) @@ -1090,7 +1083,7 @@ static vm_fault_t vm_fault_ttm(struct vm_fault *vmf) struct intel_memory_region *mr = obj->mm.placements[i]; unsigned int flags; - if (!mr->io_size && mr->type != INTEL_MEMORY_SYSTEM) + if (!resource_size(&mr->io) && mr->type != INTEL_MEMORY_SYSTEM) continue; flags = obj->flags; @@ -1101,8 +1094,9 @@ static vm_fault_t vm_fault_ttm(struct vm_fault *vmf) } if (err) { - drm_dbg(dev, "Unable to make resource CPU accessible(err = %pe)\n", - ERR_PTR(err)); + drm_dbg_ratelimited(dev, + "Unable to make resource CPU accessible(err = %pe)\n", + ERR_PTR(err)); dma_resv_unlock(bo->base.resv); ret = VM_FAULT_SIGBUS; goto out_rpm; |