Re: [PATCH 2/3] mtd: spinand: macronix: Fixups for PLANE_SELECT_BIT

From: kernel test robot
Date: Wed Jul 10 2024 - 18:10:00 EST


Hi Cheng,

kernel test robot noticed the following build warnings:

[auto build test WARNING on mtd/nand/next]
[also build test WARNING on next-20240710]
[cannot apply to linus/master v6.10-rc7]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]

url: https://github.com/intel-lab-lkp/linux/commits/Cheng-Ming-Lin/include-linux-mtd-spinand-h-Add-fixups-for-spinand/20240710-184654
base: https://git.kernel.org/pub/scm/linux/kernel/git/mtd/linux.git nand/next
patch link: https://lore.kernel.org/r/20240710011541.342682-3-linchengming884%40gmail.com
patch subject: [PATCH 2/3] mtd: spinand: macronix: Fixups for PLANE_SELECT_BIT
config: i386-randconfig-014-20240711 (https://download.01.org/0day-ci/archive/20240711/202407110520.pbPnrOlM-lkp@xxxxxxxxx/config)
compiler: clang version 18.1.5 (https://github.com/llvm/llvm-project 617a15a9eac96088ae5e9134248d8236e34b91b1)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240711/202407110520.pbPnrOlM-lkp@xxxxxxxxx/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@xxxxxxxxx>
| Closes: https://lore.kernel.org/oe-kbuild-all/202407110520.pbPnrOlM-lkp@xxxxxxxxx/

All warnings (new ones prefixed by >>):

>> drivers/mtd/nand/spi/macronix.c:113: warning: Function parameter or struct member 'spinand' not described in 'write_Plane_Select_bit_in_cadd'
>> drivers/mtd/nand/spi/macronix.c:113: warning: Function parameter or struct member 'req' not described in 'write_Plane_Select_bit_in_cadd'
>> drivers/mtd/nand/spi/macronix.c:113: warning: Function parameter or struct member 'column' not described in 'write_Plane_Select_bit_in_cadd'
>> drivers/mtd/nand/spi/macronix.c:113: warning: expecting prototype for Macronix serial NAND flash with a two(). Prototype was for write_Plane_Select_bit_in_cadd() instead


vim +113 drivers/mtd/nand/spi/macronix.c

102
103 /**
104 * Macronix serial NAND flash with a two-plane structure
105 * should insert Plane Select bit into the column address
106 * during the write_to_cache operation.
107 * Additionally, MX35{U,F}2G14AC also need to insert Plane
108 * Select bit into the column address during the read_from_cache
109 * operation.
110 */
111 static unsigned int write_Plane_Select_bit_in_cadd(struct spinand_device *spinand,
112 const struct nand_page_io_req *req, unsigned int column)
> 113 {
114 struct nand_device *nand = spinand_to_nand(spinand);
115
116 return column | (req->pos.plane << fls(nanddev_page_size(nand)));
117 }
118

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