Re: [PATCH v2] mtd: rawnand: remove ->legacy.erase and single_erase()

From: kbuild test robot
Date: Mon Jan 21 2019 - 18:30:22 EST

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In reply to: Boris Brezillon: "Re: [PATCH v2] mtd: rawnand: remove ->legacy.erase and single_erase()"
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Hi Masahiro,

I love your patch! Yet something to improve:

[auto build test ERROR on v5.0-rc2]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

url: https://github.com/0day-ci/linux/commits/Masahiro-Yamada/mtd-rawnand-remove-legacy-erase-and-single_erase/20190122-040438
config: sh-allyesconfig (attached as .config)
compiler: sh4-linux-gnu-gcc (Debian 8.2.0-11) 8.2.0
reproduce:
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# save the attached .config to linux build tree
GCC_VERSION=8.2.0 make.cross ARCH=sh

All errors (new ones prefixed by >>):

drivers/mtd/nand/raw/denali.c: In function 'denali_attach_chip':
>> drivers/mtd/nand/raw/denali.c:1247:14: error: 'struct nand_legacy' has no member named 'erase'
chip->legacy.erase = denali_erase;
^

vim +1247 drivers/mtd/nand/raw/denali.c

6da27b469 drivers/mtd/nand/denali.c Masahiro Yamada 2017-03-23 1168
d03af162b drivers/mtd/nand/raw/denali.c Miquel Raynal 2018-07-20 1169 static int denali_attach_chip(struct nand_chip *chip)
ce082596a drivers/mtd/nand/denali.c Jason Roberts 2010-05-13 1170 {
1394a7265 drivers/mtd/nand/denali.c Masahiro Yamada 2017-03-23 1171 struct mtd_info *mtd = nand_to_mtd(chip);
d03af162b drivers/mtd/nand/raw/denali.c Miquel Raynal 2018-07-20 1172 struct denali_nand_info *denali = mtd_to_denali(mtd);
2a0a288ec drivers/mtd/nand/denali.c Dinh Nguyen 2012-09-27 1173 int ret;
ce082596a drivers/mtd/nand/denali.c Jason Roberts 2010-05-13 1174
0d3a966d2 drivers/mtd/nand/denali.c Masahiro Yamada 2017-06-16 1175 if (ioread32(denali->reg + FEATURES) & FEATURES__DMA)
26d266e10 drivers/mtd/nand/denali.c Masahiro Yamada 2017-06-13 1176 denali->dma_avail = 1;
26d266e10 drivers/mtd/nand/denali.c Masahiro Yamada 2017-06-13 1177
26d266e10 drivers/mtd/nand/denali.c Masahiro Yamada 2017-06-13 1178 if (denali->dma_avail) {
26d266e10 drivers/mtd/nand/denali.c Masahiro Yamada 2017-06-13 1179 int dma_bit = denali->caps & DENALI_CAP_DMA_64BIT ? 64 : 32;
26d266e10 drivers/mtd/nand/denali.c Masahiro Yamada 2017-06-13 1180
26d266e10 drivers/mtd/nand/denali.c Masahiro Yamada 2017-06-13 1181 ret = dma_set_mask(denali->dev, DMA_BIT_MASK(dma_bit));
e07caa368 drivers/mtd/nand/denali.c Huang Shijie 2013-12-21 1182 if (ret) {
26d266e10 drivers/mtd/nand/denali.c Masahiro Yamada 2017-06-13 1183 dev_info(denali->dev,
26d266e10 drivers/mtd/nand/denali.c Masahiro Yamada 2017-06-13 1184 "Failed to set DMA mask. Disabling DMA.\n");
26d266e10 drivers/mtd/nand/denali.c Masahiro Yamada 2017-06-13 1185 denali->dma_avail = 0;
26d266e10 drivers/mtd/nand/denali.c Masahiro Yamada 2017-06-13 1186 }
e07caa368 drivers/mtd/nand/denali.c Huang Shijie 2013-12-21 1187 }
e07caa368 drivers/mtd/nand/denali.c Huang Shijie 2013-12-21 1188
26d266e10 drivers/mtd/nand/denali.c Masahiro Yamada 2017-06-13 1189 if (denali->dma_avail) {
997cde2a2 drivers/mtd/nand/denali.c Masahiro Yamada 2017-06-13 1190 chip->options |= NAND_USE_BOUNCE_BUFFER;
997cde2a2 drivers/mtd/nand/denali.c Masahiro Yamada 2017-06-13 1191 chip->buf_align = 16;
89dcb27b0 drivers/mtd/nand/denali.c Masahiro Yamada 2017-09-22 1192 if (denali->caps & DENALI_CAP_DMA_64BIT)
89dcb27b0 drivers/mtd/nand/denali.c Masahiro Yamada 2017-09-22 1193 denali->setup_dma = denali_setup_dma64;
89dcb27b0 drivers/mtd/nand/denali.c Masahiro Yamada 2017-09-22 1194 else
89dcb27b0 drivers/mtd/nand/denali.c Masahiro Yamada 2017-09-22 1195 denali->setup_dma = denali_setup_dma32;
66406524e drivers/mtd/nand/denali.c Chuanxiao.Dong 2010-08-06 1196 }
66406524e drivers/mtd/nand/denali.c Chuanxiao.Dong 2010-08-06 1197
1394a7265 drivers/mtd/nand/denali.c Masahiro Yamada 2017-03-23 1198 chip->bbt_options |= NAND_BBT_USE_FLASH;
777f2d49e drivers/mtd/nand/denali.c Masahiro Yamada 2017-06-13 1199 chip->bbt_options |= NAND_BBT_NO_OOB;
1394a7265 drivers/mtd/nand/denali.c Masahiro Yamada 2017-03-23 1200 chip->ecc.mode = NAND_ECC_HW_SYNDROME;
1394a7265 drivers/mtd/nand/denali.c Masahiro Yamada 2017-03-23 1201 chip->options |= NAND_NO_SUBPAGE_WRITE;
d99d72829 drivers/mtd/nand/denali.c Graham Moore 2015-01-14 1202
f9801fda9 drivers/mtd/nand/raw/denali.c Abhishek Sahu 2018-06-20 1203 ret = nand_ecc_choose_conf(chip, denali->ecc_caps,
f9801fda9 drivers/mtd/nand/raw/denali.c Abhishek Sahu 2018-06-20 1204 mtd->oobsize - denali->oob_skip_bytes);
7de117fd5 drivers/mtd/nand/denali.c Masahiro Yamada 2017-06-07 1205 if (ret) {
7de117fd5 drivers/mtd/nand/denali.c Masahiro Yamada 2017-06-07 1206 dev_err(denali->dev, "Failed to setup ECC settings.\n");
d03af162b drivers/mtd/nand/raw/denali.c Miquel Raynal 2018-07-20 1207 return ret;
ce082596a drivers/mtd/nand/denali.c Jason Roberts 2010-05-13 1208 }
ce082596a drivers/mtd/nand/denali.c Jason Roberts 2010-05-13 1209
7de117fd5 drivers/mtd/nand/denali.c Masahiro Yamada 2017-06-07 1210 dev_dbg(denali->dev,
7de117fd5 drivers/mtd/nand/denali.c Masahiro Yamada 2017-06-07 1211 "chosen ECC settings: step=%d, strength=%d, bytes=%d\n",
7de117fd5 drivers/mtd/nand/denali.c Masahiro Yamada 2017-06-07 1212 chip->ecc.size, chip->ecc.strength, chip->ecc.bytes);
7de117fd5 drivers/mtd/nand/denali.c Masahiro Yamada 2017-06-07 1213
e0d53b3f8 drivers/mtd/nand/denali.c Masahiro Yamada 2017-09-22 1214 iowrite32(FIELD_PREP(ECC_CORRECTION__ERASE_THRESHOLD, 1) |
e0d53b3f8 drivers/mtd/nand/denali.c Masahiro Yamada 2017-09-22 1215 FIELD_PREP(ECC_CORRECTION__VALUE, chip->ecc.strength),
0d3a966d2 drivers/mtd/nand/denali.c Masahiro Yamada 2017-06-16 1216 denali->reg + ECC_CORRECTION);
0615e7ad5 drivers/mtd/nand/denali.c Masahiro Yamada 2017-06-07 1217 iowrite32(mtd->erasesize / mtd->writesize,
0d3a966d2 drivers/mtd/nand/denali.c Masahiro Yamada 2017-06-16 1218 denali->reg + PAGES_PER_BLOCK);
0615e7ad5 drivers/mtd/nand/denali.c Masahiro Yamada 2017-06-07 1219 iowrite32(chip->options & NAND_BUSWIDTH_16 ? 1 : 0,
0d3a966d2 drivers/mtd/nand/denali.c Masahiro Yamada 2017-06-16 1220 denali->reg + DEVICE_WIDTH);
a3750a642 drivers/mtd/nand/denali.c Masahiro Yamada 2017-09-13 1221 iowrite32(chip->options & NAND_ROW_ADDR_3 ? 0 : TWO_ROW_ADDR_CYCLES__FLAG,
a3750a642 drivers/mtd/nand/denali.c Masahiro Yamada 2017-09-13 1222 denali->reg + TWO_ROW_ADDR_CYCLES);
0d3a966d2 drivers/mtd/nand/denali.c Masahiro Yamada 2017-06-16 1223 iowrite32(mtd->writesize, denali->reg + DEVICE_MAIN_AREA_SIZE);
0d3a966d2 drivers/mtd/nand/denali.c Masahiro Yamada 2017-06-16 1224 iowrite32(mtd->oobsize, denali->reg + DEVICE_SPARE_AREA_SIZE);
7de117fd5 drivers/mtd/nand/denali.c Masahiro Yamada 2017-06-07 1225
0d3a966d2 drivers/mtd/nand/denali.c Masahiro Yamada 2017-06-16 1226 iowrite32(chip->ecc.size, denali->reg + CFG_DATA_BLOCK_SIZE);
0d3a966d2 drivers/mtd/nand/denali.c Masahiro Yamada 2017-06-16 1227 iowrite32(chip->ecc.size, denali->reg + CFG_LAST_DATA_BLOCK_SIZE);
7de117fd5 drivers/mtd/nand/denali.c Masahiro Yamada 2017-06-07 1228 /* chip->ecc.steps is set by nand_scan_tail(); not available here */
7de117fd5 drivers/mtd/nand/denali.c Masahiro Yamada 2017-06-07 1229 iowrite32(mtd->writesize / chip->ecc.size,
0d3a966d2 drivers/mtd/nand/denali.c Masahiro Yamada 2017-06-16 1230 denali->reg + CFG_NUM_DATA_BLOCKS);
7de117fd5 drivers/mtd/nand/denali.c Masahiro Yamada 2017-06-07 1231
14fad62b6 drivers/mtd/nand/denali.c Boris Brezillon 2016-02-03 1232 mtd_set_ooblayout(mtd, &denali_ooblayout_ops);
db9a32104 drivers/mtd/nand/denali.c Chuanxiao Dong 2010-08-06 1233
fa6134e54 drivers/mtd/nand/denali.c Masahiro Yamada 2017-06-13 1234 if (chip->options & NAND_BUSWIDTH_16) {
716bbbabc drivers/mtd/nand/raw/denali.c Boris Brezillon 2018-09-07 1235 chip->legacy.read_buf = denali_read_buf16;
716bbbabc drivers/mtd/nand/raw/denali.c Boris Brezillon 2018-09-07 1236 chip->legacy.write_buf = denali_write_buf16;
fa6134e54 drivers/mtd/nand/denali.c Masahiro Yamada 2017-06-13 1237 } else {
716bbbabc drivers/mtd/nand/raw/denali.c Boris Brezillon 2018-09-07 1238 chip->legacy.read_buf = denali_read_buf;
716bbbabc drivers/mtd/nand/raw/denali.c Boris Brezillon 2018-09-07 1239 chip->legacy.write_buf = denali_write_buf;
fa6134e54 drivers/mtd/nand/denali.c Masahiro Yamada 2017-06-13 1240 }
1394a7265 drivers/mtd/nand/denali.c Masahiro Yamada 2017-03-23 1241 chip->ecc.read_page = denali_read_page;
1394a7265 drivers/mtd/nand/denali.c Masahiro Yamada 2017-03-23 1242 chip->ecc.read_page_raw = denali_read_page_raw;
1394a7265 drivers/mtd/nand/denali.c Masahiro Yamada 2017-03-23 1243 chip->ecc.write_page = denali_write_page;
1394a7265 drivers/mtd/nand/denali.c Masahiro Yamada 2017-03-23 1244 chip->ecc.write_page_raw = denali_write_page_raw;
1394a7265 drivers/mtd/nand/denali.c Masahiro Yamada 2017-03-23 1245 chip->ecc.read_oob = denali_read_oob;
1394a7265 drivers/mtd/nand/denali.c Masahiro Yamada 2017-03-23 1246 chip->ecc.write_oob = denali_write_oob;
f9ebd1bb4 drivers/mtd/nand/raw/denali.c Boris Brezillon 2018-09-07 @1247 chip->legacy.erase = denali_erase;
ce082596a drivers/mtd/nand/denali.c Jason Roberts 2010-05-13 1248
e93c1640e drivers/mtd/nand/denali.c Masahiro Yamada 2017-03-23 1249 ret = denali_multidev_fixup(denali);
e93c1640e drivers/mtd/nand/denali.c Masahiro Yamada 2017-03-23 1250 if (ret)
d03af162b drivers/mtd/nand/raw/denali.c Miquel Raynal 2018-07-20 1251 return ret;
6da27b469 drivers/mtd/nand/denali.c Masahiro Yamada 2017-03-23 1252
7d370b2c2 drivers/mtd/nand/denali.c Masahiro Yamada 2017-06-13 1253 /*
7d370b2c2 drivers/mtd/nand/denali.c Masahiro Yamada 2017-06-13 1254 * This buffer is DMA-mapped by denali_{read,write}_page_raw. Do not
7d370b2c2 drivers/mtd/nand/denali.c Masahiro Yamada 2017-06-13 1255 * use devm_kmalloc() because the memory allocated by devm_ does not
7d370b2c2 drivers/mtd/nand/denali.c Masahiro Yamada 2017-06-13 1256 * guarantee DMA-safe alignment.
7d370b2c2 drivers/mtd/nand/denali.c Masahiro Yamada 2017-06-13 1257 */
7d370b2c2 drivers/mtd/nand/denali.c Masahiro Yamada 2017-06-13 1258 denali->buf = kmalloc(mtd->writesize + mtd->oobsize, GFP_KERNEL);
d03af162b drivers/mtd/nand/raw/denali.c Miquel Raynal 2018-07-20 1259 if (!denali->buf)
d03af162b drivers/mtd/nand/raw/denali.c Miquel Raynal 2018-07-20 1260 return -ENOMEM;
d03af162b drivers/mtd/nand/raw/denali.c Miquel Raynal 2018-07-20 1261
d03af162b drivers/mtd/nand/raw/denali.c Miquel Raynal 2018-07-20 1262 return 0;
d03af162b drivers/mtd/nand/raw/denali.c Miquel Raynal 2018-07-20 1263 }
d03af162b drivers/mtd/nand/raw/denali.c Miquel Raynal 2018-07-20 1264

:::::: The code at line 1247 was first introduced by commit
:::::: f9ebd1bb41031afc162e9acda7ad044a35bccf82 mtd: rawnand: Deprecate ->erase()

:::::: TO: Boris Brezillon <boris.brezillon@xxxxxxxxxxx>
:::::: CC: Miquel Raynal <miquel.raynal@xxxxxxxxxxx>

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