Re: [PATCH v2 14/15] mtd: nand: hynix: rework NAND ID decoding to extract more information

From: kbuild test robot
Date: Wed Jun 08 2016 - 10:17:29 EST


Hi,

[auto build test ERROR on mtd/master]
[also build test ERROR on v4.7-rc2 next-20160608]
[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/Boris-Brezillon/mtd-nand-allow-vendor-specific-detection-initialization/20160608-210755
base: git://git.infradead.org/linux-mtd.git master
config: x86_64-randconfig-s3-06081945 (attached as .config)
compiler: gcc-6 (Debian 6.1.1-1) 6.1.1 20160430
reproduce:
# save the attached .config to linux build tree
make ARCH=x86_64

All errors (new ones prefixed by >>):

drivers/mtd/nand/nand_hynix.c: In function 'hynix_nand_decode_id':
>> drivers/mtd/nand/nand_hynix.c:239:20: error: 'SZ_1M' undeclared (first use in this function)
mtd->erasesize = SZ_1M << tmp;
^~~~~
drivers/mtd/nand/nand_hynix.c:239:20: note: each undeclared identifier is reported only once for each function it appears in
>> drivers/mtd/nand/nand_hynix.c:241:20: error: 'SZ_512K' undeclared (first use in this function)
mtd->erasesize = SZ_512K + SZ_256K;
^~~~~~~
>> drivers/mtd/nand/nand_hynix.c:241:30: error: 'SZ_256K' undeclared (first use in this function)
mtd->erasesize = SZ_512K + SZ_256K;
^~~~~~~
>> drivers/mtd/nand/nand_hynix.c:243:20: error: 'SZ_128K' undeclared (first use in this function)
mtd->erasesize = SZ_128K << tmp;
^~~~~~~

vim +/SZ_1M +239 drivers/mtd/nand/nand_hynix.c

233 * we start counting at 128KiB and shift this value the content of
234 * ID[3][4:5].
235 * The only exception is when ID[3][4:5] == 3 and ID[3][7] == 0, in
236 * this case the erasesize is set to 768KiB.
237 */
238 if (chip->id.data[3] & 0x80)
> 239 mtd->erasesize = SZ_1M << tmp;
240 else if (tmp == 3)
> 241 mtd->erasesize = SZ_512K + SZ_256K;
242 else
> 243 mtd->erasesize = SZ_128K << tmp;
244
245 /*
246 * Modern Toggle DDR NANDs have a valid JEDECID even though they are

---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all Intel Corporation

Attachment: .config.gz
Description: Binary data