287 i915_gem_object_fence_ok(struct drm_i915_gem_object *obj, int tiling_mode)  in i915_gem_object_fence_ok()  argument
294 	if (INTEL_INFO(obj->base.dev)->gen >= 4)  in i915_gem_object_fence_ok()
297 	if (INTEL_INFO(obj->base.dev)->gen == 3) {  in i915_gem_object_fence_ok()
298 		if (i915_gem_obj_ggtt_offset(obj) & ~I915_FENCE_START_MASK)  in i915_gem_object_fence_ok()
301 		if (i915_gem_obj_ggtt_offset(obj) & ~I830_FENCE_START_MASK)  in i915_gem_object_fence_ok()
305 	size = i915_gem_get_gtt_size(obj->base.dev, obj->base.size, tiling_mode);  in i915_gem_object_fence_ok()
306 	if (i915_gem_obj_ggtt_size(obj) != size)  in i915_gem_object_fence_ok()
309 	if (i915_gem_obj_ggtt_offset(obj) & (size - 1))  in i915_gem_object_fence_ok()
325 	struct drm_i915_gem_object *obj;  in i915_gem_set_tiling()  local
328 	obj = to_intel_bo(drm_gem_object_lookup(dev, file, args->handle));  in i915_gem_set_tiling()
329 	if (&obj->base == NULL)  in i915_gem_set_tiling()
333 			    args->stride, obj->base.size, args->tiling_mode)) {  in i915_gem_set_tiling()
334 		drm_gem_object_unreference_unlocked(&obj->base);  in i915_gem_set_tiling()
339 	if (i915_gem_obj_is_pinned(obj) || obj->framebuffer_references) {  in i915_gem_set_tiling()
373 	if (args->tiling_mode != obj->tiling_mode ||  in i915_gem_set_tiling()
374 	    args->stride != obj->stride) {  in i915_gem_set_tiling()
387 		if (obj->map_and_fenceable &&  in i915_gem_set_tiling()
388 		    !i915_gem_object_fence_ok(obj, args->tiling_mode))  in i915_gem_set_tiling()
389 			ret = i915_gem_object_ggtt_unbind(obj);  in i915_gem_set_tiling()
392 			if (obj->pages &&  in i915_gem_set_tiling()
393 			    obj->madv == I915_MADV_WILLNEED &&  in i915_gem_set_tiling()
396 					i915_gem_object_unpin_pages(obj);  in i915_gem_set_tiling()
397 				if (obj->tiling_mode == I915_TILING_NONE)  in i915_gem_set_tiling()
398 					i915_gem_object_pin_pages(obj);  in i915_gem_set_tiling()
401 			obj->fence_dirty =  in i915_gem_set_tiling()
402 				obj->last_fenced_req ||  in i915_gem_set_tiling()
403 				obj->fence_reg != I915_FENCE_REG_NONE;  in i915_gem_set_tiling()
405 			obj->tiling_mode = args->tiling_mode;  in i915_gem_set_tiling()
406 			obj->stride = args->stride;  in i915_gem_set_tiling()
409 			i915_gem_release_mmap(obj);  in i915_gem_set_tiling()
413 	args->stride = obj->stride;  in i915_gem_set_tiling()
414 	args->tiling_mode = obj->tiling_mode;  in i915_gem_set_tiling()
417 	if (i915_gem_object_needs_bit17_swizzle(obj)) {  in i915_gem_set_tiling()
418 		if (obj->bit_17 == NULL) {  in i915_gem_set_tiling()
419 			obj->bit_17 = kcalloc(BITS_TO_LONGS(obj->base.size >> PAGE_SHIFT),  in i915_gem_set_tiling()
423 		kfree(obj->bit_17);  in i915_gem_set_tiling()
424 		obj->bit_17 = NULL;  in i915_gem_set_tiling()
428 	drm_gem_object_unreference(&obj->base);  in i915_gem_set_tiling()
443 	struct drm_i915_gem_object *obj;  in i915_gem_get_tiling()  local
445 	obj = to_intel_bo(drm_gem_object_lookup(dev, file, args->handle));  in i915_gem_get_tiling()
446 	if (&obj->base == NULL)  in i915_gem_get_tiling()
451 	args->tiling_mode = obj->tiling_mode;  in i915_gem_get_tiling()
452 	switch (obj->tiling_mode) {  in i915_gem_get_tiling()
476 	drm_gem_object_unreference(&obj->base);  in i915_gem_get_tiling()
506 i915_gem_object_do_bit_17_swizzle(struct drm_i915_gem_object *obj)  in i915_gem_object_do_bit_17_swizzle()  argument
511 	if (obj->bit_17 == NULL)  in i915_gem_object_do_bit_17_swizzle()
515 	for_each_sg_page(obj->pages->sgl, &sg_iter, obj->pages->nents, 0) {  in i915_gem_object_do_bit_17_swizzle()
519 		    (test_bit(i, obj->bit_17) != 0)) {  in i915_gem_object_do_bit_17_swizzle()
528 i915_gem_object_save_bit_17_swizzle(struct drm_i915_gem_object *obj)  in i915_gem_object_save_bit_17_swizzle()  argument
531 	int page_count = obj->base.size >> PAGE_SHIFT;  in i915_gem_object_save_bit_17_swizzle()
534 	if (obj->bit_17 == NULL) {  in i915_gem_object_save_bit_17_swizzle()
535 		obj->bit_17 = kcalloc(BITS_TO_LONGS(page_count),  in i915_gem_object_save_bit_17_swizzle()
537 		if (obj->bit_17 == NULL) {  in i915_gem_object_save_bit_17_swizzle()
545 	for_each_sg_page(obj->pages->sgl, &sg_iter, obj->pages->nents, 0) {  in i915_gem_object_save_bit_17_swizzle()
547 			__set_bit(i, obj->bit_17);  in i915_gem_object_save_bit_17_swizzle()
549 			__clear_bit(i, obj->bit_17);  in i915_gem_object_save_bit_17_swizzle()