171 struct anand {  struct
224 static struct anand *to_anand(struct nand_chip *nand)  in to_anand()
226 	return container_of(nand, struct anand, chip);  in to_anand()
255 	struct anand *anand = to_anand(chip);  in anfc_wait_for_rb()  local
261 					 val & BIT(anand->rb),  in anfc_wait_for_rb()
309 static int anfc_relative_to_absolute_cs(struct anand *anand, int num)  in anfc_relative_to_absolute_cs()  argument
311 	return anand->cs_idx[num];  in anfc_relative_to_absolute_cs()
337 	struct anand *anand = to_anand(chip);  in anfc_select_target()  local
339 	unsigned int nfc_cs_idx = anfc_relative_to_absolute_cs(anand, target);  in anfc_select_target()
345 	writel_relaxed(anand->data_iface, nfc->base + DATA_INTERFACE_REG);  in anfc_select_target()
346 	writel_relaxed(anand->timings, nfc->base + TIMING_REG);  in anfc_select_target()
349 	if (nfc->cur_clk != anand->clk) {  in anfc_select_target()
351 		ret = clk_set_rate(nfc->bus_clk, anand->clk);  in anfc_select_target()
364 		nfc->cur_clk = anand->clk;  in anfc_select_target()
397 	struct anand *anand = to_anand(chip);  in anfc_read_page_hw_ecc()  local
407 			(page & 0xFF) << (8 * (anand->caddr_cycles)) |  in anfc_read_page_hw_ecc()
408 			(((page >> 8) & 0xFF) << (8 * (1 + anand->caddr_cycles))),  in anfc_read_page_hw_ecc()
411 			ADDR2_STRENGTH(anand->strength) |  in anfc_read_page_hw_ecc()
416 			CMD_PAGE_SIZE(anand->page_sz) |  in anfc_read_page_hw_ecc()
418 			CMD_NADDRS(anand->caddr_cycles +  in anfc_read_page_hw_ecc()
419 				   anand->raddr_cycles),  in anfc_read_page_hw_ecc()
458 		memset(anand->hw_ecc, 0, chip->ecc.bytes);  in anfc_read_page_hw_ecc()
459 		nand_extract_bits(anand->hw_ecc, 0,  in anfc_read_page_hw_ecc()
460 				  &chip->oob_poi[mtd->oobsize - anand->ecc_total],  in anfc_read_page_hw_ecc()
461 				  anand->ecc_bits * step, anand->ecc_bits);  in anfc_read_page_hw_ecc()
463 		bf = bch_decode(anand->bch, raw_buf, chip->ecc.size,  in anfc_read_page_hw_ecc()
464 				anand->hw_ecc, NULL, NULL, anand->errloc);  in anfc_read_page_hw_ecc()
470 				if (anand->errloc[i] < (chip->ecc.size * 8)) {  in anfc_read_page_hw_ecc()
471 					bit = BIT(anand->errloc[i] & 7);  in anfc_read_page_hw_ecc()
472 					byte = anand->errloc[i] >> 3;  in anfc_read_page_hw_ecc()
513 	struct anand *anand = to_anand(chip);  in anfc_write_page_hw_ecc()  local
524 			(page & 0xFF) << (8 * (anand->caddr_cycles)) |  in anfc_write_page_hw_ecc()
525 			(((page >> 8) & 0xFF) << (8 * (1 + anand->caddr_cycles))),  in anfc_write_page_hw_ecc()
528 			ADDR2_STRENGTH(anand->strength) |  in anfc_write_page_hw_ecc()
533 			CMD_PAGE_SIZE(anand->page_sz) |  in anfc_write_page_hw_ecc()
535 			CMD_NADDRS(anand->caddr_cycles +  in anfc_write_page_hw_ecc()
536 				   anand->raddr_cycles) |  in anfc_write_page_hw_ecc()
541 	writel_relaxed(anand->ecc_conf, nfc->base + ECC_CONF_REG);  in anfc_write_page_hw_ecc()
543 		       ECC_SP_ADDRS(anand->caddr_cycles),  in anfc_write_page_hw_ecc()
588 	struct anand *anand = to_anand(chip);  in anfc_parse_instructions()  local
596 	nfc_op->cmd_reg = CMD_PAGE_SIZE(anand->page_sz);  in anfc_parse_instructions()
965 	struct anand *anand = to_anand(chip);  in anfc_setup_interface()  local
1001 		anand->data_iface = DIFACE_SDR |  in anfc_setup_interface()
1003 		anand->timings = 0;  in anfc_setup_interface()
1005 		anand->data_iface = DIFACE_NVDDR |  in anfc_setup_interface()
1041 		anand->timings = tccs_min | fast_tcad |  in anfc_setup_interface()
1047 		anand->clk = ANFC_XLNX_SDR_DFLT_CORE_CLK;  in anfc_setup_interface()
1050 		anand->clk = div_u64((u64)NSEC_PER_SEC * 1000,  in anfc_setup_interface()
1062 		anand->clk = ANFC_XLNX_SDR_HS_CORE_CLK;  in anfc_setup_interface()
1113 	struct anand *anand = to_anand(chip);  in anfc_init_hw_ecc_controller()  local
1137 		anand->strength = 0x1;  in anfc_init_hw_ecc_controller()
1140 		anand->strength = 0x2;  in anfc_init_hw_ecc_controller()
1143 		anand->strength = 0x3;  in anfc_init_hw_ecc_controller()
1146 		anand->strength = 0x4;  in anfc_init_hw_ecc_controller()
1171 	anand->ecc_bits = bch_gf_mag * ecc->strength;  in anfc_init_hw_ecc_controller()
1172 	ecc->bytes = DIV_ROUND_UP(anand->ecc_bits, 8);  in anfc_init_hw_ecc_controller()
1173 	anand->ecc_total = DIV_ROUND_UP(anand->ecc_bits * ecc->steps, 8);  in anfc_init_hw_ecc_controller()
1174 	ecc_offset = mtd->writesize + mtd->oobsize - anand->ecc_total;  in anfc_init_hw_ecc_controller()
1175 	anand->ecc_conf = ECC_CONF_COL(ecc_offset) |  in anfc_init_hw_ecc_controller()
1176 			  ECC_CONF_LEN(anand->ecc_total) |  in anfc_init_hw_ecc_controller()
1179 	anand->errloc = devm_kmalloc_array(nfc->dev, ecc->strength,  in anfc_init_hw_ecc_controller()
1180 					   sizeof(*anand->errloc), GFP_KERNEL);  in anfc_init_hw_ecc_controller()
1181 	if (!anand->errloc)  in anfc_init_hw_ecc_controller()
1184 	anand->hw_ecc = devm_kmalloc(nfc->dev, ecc->bytes, GFP_KERNEL);  in anfc_init_hw_ecc_controller()
1185 	if (!anand->hw_ecc)  in anfc_init_hw_ecc_controller()
1189 	anand->bch = bch_init(bch_gf_mag, ecc->strength, bch_prim_poly, true);  in anfc_init_hw_ecc_controller()
1190 	if (!anand->bch)  in anfc_init_hw_ecc_controller()
1201 	struct anand *anand = to_anand(chip);  in anfc_attach_chip()  local
1207 		anand->caddr_cycles = 1;  in anfc_attach_chip()
1209 		anand->caddr_cycles = 2;  in anfc_attach_chip()
1212 		anand->raddr_cycles = 3;  in anfc_attach_chip()
1214 		anand->raddr_cycles = 2;  in anfc_attach_chip()
1218 		anand->page_sz = 0;  in anfc_attach_chip()
1221 		anand->page_sz = 5;  in anfc_attach_chip()
1224 		anand->page_sz = 1;  in anfc_attach_chip()
1227 		anand->page_sz = 2;  in anfc_attach_chip()
1230 		anand->page_sz = 3;  in anfc_attach_chip()
1233 		anand->page_sz = 4;  in anfc_attach_chip()
1262 	struct anand *anand = to_anand(chip);  in anfc_detach_chip()  local
1264 	if (anand->bch)  in anfc_detach_chip()
1265 		bch_free(anand->bch);  in anfc_detach_chip()
1277 	struct anand *anand;  in anfc_chip_init()  local
1282 	anand = devm_kzalloc(nfc->dev, sizeof(*anand), GFP_KERNEL);  in anfc_chip_init()
1283 	if (!anand)  in anfc_chip_init()
1287 	anand->ncs_idx = of_property_count_elems_of_size(np, "reg", sizeof(u32));  in anfc_chip_init()
1288 	if (anand->ncs_idx <= 0 || anand->ncs_idx > nfc->ncs) {  in anfc_chip_init()
1293 	anand->cs_idx = devm_kcalloc(nfc->dev, anand->ncs_idx,  in anfc_chip_init()
1294 				     sizeof(*anand->cs_idx), GFP_KERNEL);  in anfc_chip_init()
1295 	if (!anand->cs_idx)  in anfc_chip_init()
1298 	for (i = 0; i < anand->ncs_idx; i++) {  in anfc_chip_init()
1300 						 &anand->cs_idx[i]);  in anfc_chip_init()
1317 	anand->rb = rb;  in anfc_chip_init()
1319 	chip = &anand->chip;  in anfc_chip_init()
1332 	ret = nand_scan(chip, anand->ncs_idx);  in anfc_chip_init()
1344 	list_add_tail(&anand->node, &nfc->chips);  in anfc_chip_init()
1351 	struct anand *anand, *tmp;  in anfc_chips_cleanup()  local
1355 	list_for_each_entry_safe(anand, tmp, &nfc->chips, node) {  in anfc_chips_cleanup()
1356 		chip = &anand->chip;  in anfc_chips_cleanup()
1360 		list_del(&anand->node);  in anfc_chips_cleanup()