49 static int t10_pi_generate(struct blk_integrity_iter *iter, csum_fn *fn,  in t10_pi_generate()  argument
54 	for (i = 0 ; i < iter->data_size ; i += iter->interval) {  in t10_pi_generate()
55 		struct t10_pi_tuple *pi = iter->prot_buf;  in t10_pi_generate()
57 		pi->guard_tag = fn(iter->data_buf, iter->interval);  in t10_pi_generate()
61 			pi->ref_tag = cpu_to_be32(lower_32_bits(iter->seed));  in t10_pi_generate()
65 		iter->data_buf += iter->interval;  in t10_pi_generate()
66 		iter->prot_buf += sizeof(struct t10_pi_tuple);  in t10_pi_generate()
67 		iter->seed++;  in t10_pi_generate()
73 static int t10_pi_verify(struct blk_integrity_iter *iter, csum_fn *fn,  in t10_pi_verify()  argument
78 	for (i = 0 ; i < iter->data_size ; i += iter->interval) {  in t10_pi_verify()
79 		struct t10_pi_tuple *pi = iter->prot_buf;  in t10_pi_verify()
89 			    lower_32_bits(iter->seed)) {  in t10_pi_verify()
91 				       "(rcvd %u)\n", iter->disk_name,  in t10_pi_verify()
93 				       iter->seed, be32_to_cpu(pi->ref_tag));  in t10_pi_verify()
104 		csum = fn(iter->data_buf, iter->interval);  in t10_pi_verify()
108 			       "(rcvd %04x, want %04x)\n", iter->disk_name,  in t10_pi_verify()
109 			       (unsigned long long)iter->seed,  in t10_pi_verify()
115 		iter->data_buf += iter->interval;  in t10_pi_verify()
116 		iter->prot_buf += sizeof(struct t10_pi_tuple);  in t10_pi_verify()
117 		iter->seed++;  in t10_pi_verify()
123 static int t10_pi_type1_generate_crc(struct blk_integrity_iter *iter)  in t10_pi_type1_generate_crc()  argument
125 	return t10_pi_generate(iter, t10_pi_crc_fn, 1);  in t10_pi_type1_generate_crc()
128 static int t10_pi_type1_generate_ip(struct blk_integrity_iter *iter)  in t10_pi_type1_generate_ip()  argument
130 	return t10_pi_generate(iter, t10_pi_ip_fn, 1);  in t10_pi_type1_generate_ip()
133 static int t10_pi_type1_verify_crc(struct blk_integrity_iter *iter)  in t10_pi_type1_verify_crc()  argument
135 	return t10_pi_verify(iter, t10_pi_crc_fn, 1);  in t10_pi_type1_verify_crc()
138 static int t10_pi_type1_verify_ip(struct blk_integrity_iter *iter)  in t10_pi_type1_verify_ip()  argument
140 	return t10_pi_verify(iter, t10_pi_ip_fn, 1);  in t10_pi_type1_verify_ip()
143 static int t10_pi_type3_generate_crc(struct blk_integrity_iter *iter)  in t10_pi_type3_generate_crc()  argument
145 	return t10_pi_generate(iter, t10_pi_crc_fn, 3);  in t10_pi_type3_generate_crc()
148 static int t10_pi_type3_generate_ip(struct blk_integrity_iter *iter)  in t10_pi_type3_generate_ip()  argument
150 	return t10_pi_generate(iter, t10_pi_ip_fn, 3);  in t10_pi_type3_generate_ip()
153 static int t10_pi_type3_verify_crc(struct blk_integrity_iter *iter)  in t10_pi_type3_verify_crc()  argument
155 	return t10_pi_verify(iter, t10_pi_crc_fn, 3);  in t10_pi_type3_verify_crc()
158 static int t10_pi_type3_verify_ip(struct blk_integrity_iter *iter)  in t10_pi_type3_verify_ip()  argument
160 	return t10_pi_verify(iter, t10_pi_ip_fn, 3);  in t10_pi_type3_verify_ip()