41 static noinline int expect_pfn_sg(struct pfn_table *pt,  in expect_pfn_sg()  argument
50 	pfn = pt->start;  in expect_pfn_sg()
51 	for_each_sg(pt->st.sgl, sg, pt->st.nents, n) {  in expect_pfn_sg()
53 		unsigned int npages = npages_fn(n, pt->st.nents, rnd);  in expect_pfn_sg()
72 	if (pfn != pt->end) {  in expect_pfn_sg()
74 		       __func__, who, pt->end, pfn);  in expect_pfn_sg()
81 static noinline int expect_pfn_sg_page_iter(struct pfn_table *pt,  in expect_pfn_sg_page_iter()  argument
88 	pfn = pt->start;  in expect_pfn_sg_page_iter()
89 	for_each_sg_page(pt->st.sgl, &sgiter, pt->st.nents, 0) {  in expect_pfn_sg_page_iter()
103 	if (pfn != pt->end) {  in expect_pfn_sg_page_iter()
105 		       __func__, who, pt->end, pfn);  in expect_pfn_sg_page_iter()
112 static noinline int expect_pfn_sgtiter(struct pfn_table *pt,  in expect_pfn_sgtiter()  argument
120 	pfn = pt->start;  in expect_pfn_sgtiter()
121 	for_each_sgt_page(page, sgt, &pt->st) {  in expect_pfn_sgtiter()
133 	if (pfn != pt->end) {  in expect_pfn_sgtiter()
135 		       __func__, who, pt->end, pfn);  in expect_pfn_sgtiter()
142 static int expect_pfn_sgtable(struct pfn_table *pt,  in expect_pfn_sgtable()  argument
150 	err = expect_pfn_sg(pt, npages_fn, rnd, who, timeout);  in expect_pfn_sgtable()
154 	err = expect_pfn_sg_page_iter(pt, who, timeout);  in expect_pfn_sgtable()
158 	err = expect_pfn_sgtiter(pt, who, timeout);  in expect_pfn_sgtable()
214 static int alloc_table(struct pfn_table *pt,  in alloc_table()  argument
227 	if (sg_alloc_table(&pt->st, max,  in alloc_table()
238 	pt->start = PFN_BIAS;  in alloc_table()
239 	pfn = pt->start;  in alloc_table()
240 	sg = pt->st.sgl;  in alloc_table()
248 			sg_free_table(&pt->st);  in alloc_table()
263 	pt->st.nents = n;  in alloc_table()
264 	pt->end = pfn;  in alloc_table()
293 			struct pfn_table pt;  in igt_sg_alloc()  local
299 				err = alloc_table(&pt, sz, sz, *npages, &prng,  in igt_sg_alloc()
308 				err = expect_pfn_sgtable(&pt, *npages, &prng,  in igt_sg_alloc()
311 				sg_free_table(&pt.st);  in igt_sg_alloc()
329 	struct pfn_table pt;  in igt_sg_trim()  local
341 			err = alloc_table(&pt, prime, max, *npages, &prng,  in igt_sg_trim()
348 			if (i915_sg_trim(&pt.st)) {  in igt_sg_trim()
349 				if (pt.st.orig_nents != prime ||  in igt_sg_trim()
350 				    pt.st.nents != prime) {  in igt_sg_trim()
352 					       pt.st.nents, pt.st.orig_nents, prime);  in igt_sg_trim()
357 					err = expect_pfn_sgtable(&pt,  in igt_sg_trim()
363 			sg_free_table(&pt.st);  in igt_sg_trim()