i915/selftests/i915_syncmap.c

101 static int check_syncmap_free(struct i915_syncmap **sync)
103 	i915_syncmap_free(sync);
104 	if (*sync) {
105 		pr_err("sync not cleared after free\n");
112 static int dump_syncmap(struct i915_syncmap *sync, int err)
117 		return check_syncmap_free(&sync);
123 	if (i915_syncmap_print_to_buf(sync, buf, PAGE_SIZE))
129 	i915_syncmap_free(&sync);
135 	struct i915_syncmap *sync = (void *)~0ul;
142 	i915_syncmap_init(&sync);
143 	return check_syncmap_free(&sync);
163 static int check_one(struct i915_syncmap **sync, u64 context, u32 seqno)
167 	err = i915_syncmap_set(sync, context, seqno);
171 	if ((*sync)->height) {
173 		       context, (*sync)->height, (*sync)->prefix);
177 	if ((*sync)->parent) {
183 	if (hweight32((*sync)->bitmap) != 1) {
185 		       (*sync)->bitmap, hweight32((*sync)->bitmap));
189 	err = check_seqno((*sync), ilog2((*sync)->bitmap), seqno);
193 	if (!i915_syncmap_is_later(sync, context, seqno)) {
206 	struct i915_syncmap *sync;
214 	i915_syncmap_init(&sync);
220 		err = check_syncmap_free(&sync);
225 			err = check_one(&sync, context,
235 	return dump_syncmap(sync, err);
238 static int check_leaf(struct i915_syncmap **sync, u64 context, u32 seqno)
242 	err = i915_syncmap_set(sync, context, seqno);
246 	if ((*sync)->height) {
248 		       context, (*sync)->height, (*sync)->prefix);
252 	if (hweight32((*sync)->bitmap) != 1) {
254 		       context, (*sync)->bitmap, hweight32((*sync)->bitmap));
258 	err = check_seqno((*sync), ilog2((*sync)->bitmap), seqno);
262 	if (!i915_syncmap_is_later(sync, context, seqno)) {
273 	struct i915_syncmap *sync;
277 	i915_syncmap_init(&sync);
300 			err = check_leaf(&sync, context, 0);
304 			join = sync->parent;
321 			if (__sync_child(join)[__sync_branch_idx(join, context)] != sync) {
329 	return dump_syncmap(sync, err);
334 	struct i915_syncmap *sync;
338 	i915_syncmap_init(&sync);
348 			err = i915_syncmap_set(&sync, context, 0);
352 			if (sync->height) {
354 				       context, order, step, sync->height, sync->prefix);
365 			if (!i915_syncmap_is_later(&sync, context, 0)) {
373 				if (i915_syncmap_is_later(&sync, context + idx, 0)) {
387 			if (!i915_syncmap_is_later(&sync, context, 0)) {
397 	return dump_syncmap(sync, err);
404 	struct i915_syncmap *sync;
412 	i915_syncmap_init(&sync);
417 		if (i915_syncmap_is_later(&sync, context, 0)) /* Skip repeats */
421 			err = i915_syncmap_set(&sync, context + idx, 0);
425 			if (sync->height) {
427 				       context, sync->height, sync->prefix);
432 			if (sync->bitmap != BIT(idx + 1) - 1) {
435 				       sync->bitmap, hweight32(sync->bitmap),
443 	return dump_syncmap(sync, err);
448 	struct i915_syncmap *sync;
452 	i915_syncmap_init(&sync);
463 		err = check_syncmap_free(&sync);
471 			err = i915_syncmap_set(&sync, context, 0);
475 			if (sync->height) {
478 				       sync->height, sync->prefix);
484 		sync = sync->parent;
485 		if (sync->parent) {
486 			pr_err("Parent (join) of last leaf was not the sync!\n");
491 		if (sync->height != order) {
493 			       sync->height, order);
498 		if (sync->bitmap != BIT(KSYNCMAP) - 1) {
500 			       sync->bitmap, hweight32(sync->bitmap),
508 			struct i915_syncmap *leaf = __sync_child(sync)[idx];
516 			if (leaf->parent != sync) {
539 	return dump_syncmap(sync, err);
546 	struct i915_syncmap *sync;
551 	i915_syncmap_init(&sync);
564 		err = i915_syncmap_set(&sync, context, 0);
584 			if (i915_syncmap_is_later(&sync, context, seqno) != expect) {
591 			err = i915_syncmap_set(&sync, context, seqno);
600 	return dump_syncmap(sync, err);