107 		struct cgw_csum_crc8 crc8;  member
111 		void (*crc8)(struct can_frame *cf, struct cgw_csum_crc8 *crc8);  member
255 static void cgw_csum_crc8_rel(struct can_frame *cf, struct cgw_csum_crc8 *crc8)  in cgw_csum_crc8_rel()  argument
257 	int from = calc_idx(crc8->from_idx, cf->can_dlc);  in cgw_csum_crc8_rel()
258 	int to = calc_idx(crc8->to_idx, cf->can_dlc);  in cgw_csum_crc8_rel()
259 	int res = calc_idx(crc8->result_idx, cf->can_dlc);  in cgw_csum_crc8_rel()
260 	u8 crc = crc8->init_crc_val;  in cgw_csum_crc8_rel()
267 		for (i = crc8->from_idx; i <= crc8->to_idx; i++)  in cgw_csum_crc8_rel()
268 			crc = crc8->crctab[crc^cf->data[i]];  in cgw_csum_crc8_rel()
270 		for (i = crc8->from_idx; i >= crc8->to_idx; i--)  in cgw_csum_crc8_rel()
271 			crc = crc8->crctab[crc^cf->data[i]];  in cgw_csum_crc8_rel()
274 	switch (crc8->profile) {  in cgw_csum_crc8_rel()
277 		crc = crc8->crctab[crc^crc8->profile_data[0]];  in cgw_csum_crc8_rel()
281 		crc = crc8->crctab[crc^crc8->profile_data[cf->data[1] & 0xF]];  in cgw_csum_crc8_rel()
285 		crc = crc8->crctab[crc^(cf->can_id & 0xFF)^  in cgw_csum_crc8_rel()
291 	cf->data[crc8->result_idx] = crc^crc8->final_xor_val;  in cgw_csum_crc8_rel()
294 static void cgw_csum_crc8_pos(struct can_frame *cf, struct cgw_csum_crc8 *crc8)  in cgw_csum_crc8_pos()  argument
296 	u8 crc = crc8->init_crc_val;  in cgw_csum_crc8_pos()
299 	for (i = crc8->from_idx; i <= crc8->to_idx; i++)  in cgw_csum_crc8_pos()
300 		crc = crc8->crctab[crc^cf->data[i]];  in cgw_csum_crc8_pos()
302 	switch (crc8->profile) {  in cgw_csum_crc8_pos()
305 		crc = crc8->crctab[crc^crc8->profile_data[0]];  in cgw_csum_crc8_pos()
309 		crc = crc8->crctab[crc^crc8->profile_data[cf->data[1] & 0xF]];  in cgw_csum_crc8_pos()
313 		crc = crc8->crctab[crc^(cf->can_id & 0xFF)^  in cgw_csum_crc8_pos()
318 	cf->data[crc8->result_idx] = crc^crc8->final_xor_val;  in cgw_csum_crc8_pos()
321 static void cgw_csum_crc8_neg(struct can_frame *cf, struct cgw_csum_crc8 *crc8)  in cgw_csum_crc8_neg()  argument
323 	u8 crc = crc8->init_crc_val;  in cgw_csum_crc8_neg()
326 	for (i = crc8->from_idx; i >= crc8->to_idx; i--)  in cgw_csum_crc8_neg()
327 		crc = crc8->crctab[crc^cf->data[i]];  in cgw_csum_crc8_neg()
329 	switch (crc8->profile) {  in cgw_csum_crc8_neg()
332 		crc = crc8->crctab[crc^crc8->profile_data[0]];  in cgw_csum_crc8_neg()
336 		crc = crc8->crctab[crc^crc8->profile_data[cf->data[1] & 0xF]];  in cgw_csum_crc8_neg()
340 		crc = crc8->crctab[crc^(cf->can_id & 0xFF)^  in cgw_csum_crc8_neg()
345 	cf->data[crc8->result_idx] = crc^crc8->final_xor_val;  in cgw_csum_crc8_neg()
422 		if (gwj->mod.csumfunc.crc8)  in can_can_gw_rcv()
423 			(*gwj->mod.csumfunc.crc8)(cf, &gwj->mod.csum.crc8);  in can_can_gw_rcv()
551 	if (gwj->mod.csumfunc.crc8) {  in cgw_put_job()
553 			    &gwj->mod.csum.crc8) < 0)  in cgw_put_job()
725 			nla_memcpy(&mod->csum.crc8, tb[CGW_CS_CRC8],  in cgw_parse_attr()
734 				mod->csumfunc.crc8 = cgw_csum_crc8_rel;  in cgw_parse_attr()
736 				mod->csumfunc.crc8 = cgw_csum_crc8_pos;  in cgw_parse_attr()
738 				mod->csumfunc.crc8 = cgw_csum_crc8_neg;  in cgw_parse_attr()