drivers/mtd/nand/raw/sh_flctl.c:458:16: sparse: sparse: cast to restricted __le32

From: kernel test robot
Date: Sun Dec 03 2023 - 06:42:37 EST

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Hi Miquel,

FYI, the error/warning was bisected to this commit, please ignore it if it's irrelevant.

tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 968f35f4ab1c0966ceb39af3c89f2e24afedf878
commit: 72c5af00272339af6bbed6fe7275cd731f57be2d mtd: rawnand: Clarify Kconfig entry MTD_NAND
date: 4 years, 8 months ago
config: openrisc-randconfig-r131-20231102 (https://download.01.org/0day-ci/archive/20231203/202312031821.Ggx70iAT-lkp@xxxxxxxxx/config)
compiler: or1k-linux-gcc (GCC) 13.2.0
reproduce: (https://download.01.org/0day-ci/archive/20231203/202312031821.Ggx70iAT-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/202312031821.Ggx70iAT-lkp@xxxxxxxxx/

sparse warnings: (new ones prefixed by >>)
>> drivers/mtd/nand/raw/sh_flctl.c:458:16: sparse: sparse: cast to restricted __le32
>> drivers/mtd/nand/raw/sh_flctl.c:458:16: sparse: sparse: cast to restricted __le32
>> drivers/mtd/nand/raw/sh_flctl.c:458:16: sparse: sparse: cast to restricted __le32
>> drivers/mtd/nand/raw/sh_flctl.c:458:16: sparse: sparse: cast to restricted __le32
>> drivers/mtd/nand/raw/sh_flctl.c:458:16: sparse: sparse: cast to restricted __le32
>> drivers/mtd/nand/raw/sh_flctl.c:458:16: sparse: sparse: cast to restricted __le32
>> drivers/mtd/nand/raw/sh_flctl.c:481:26: sparse: sparse: cast to restricted __be32
drivers/mtd/nand/raw/sh_flctl.c:496:38: sparse: sparse: cast to restricted __be32
>> drivers/mtd/nand/raw/sh_flctl.c:512:24: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int [usertype] value @@ got restricted __be32 [usertype] @@
drivers/mtd/nand/raw/sh_flctl.c:512:24: sparse: expected unsigned int [usertype] value
drivers/mtd/nand/raw/sh_flctl.c:512:24: sparse: got restricted __be32 [usertype]
>> drivers/mtd/nand/raw/sh_flctl.c:525:24: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned long @@ got restricted __be32 [usertype] @@
drivers/mtd/nand/raw/sh_flctl.c:525:24: sparse: expected unsigned long
drivers/mtd/nand/raw/sh_flctl.c:525:24: sparse: got restricted __be32 [usertype]
drivers/mtd/nand/raw/sh_flctl.c: note: in included file (through arch/openrisc/include/asm/io.h, include/linux/scatterlist.h, include/linux/dmaengine.h):
include/asm-generic/io.h:232:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int [usertype] value @@ got restricted __le32 [usertype] @@
include/asm-generic/io.h:232:22: sparse: expected unsigned int [usertype] value
include/asm-generic/io.h:232:22: sparse: got restricted __le32 [usertype]
include/asm-generic/io.h:232:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int [usertype] value @@ got restricted __le32 [usertype] @@
include/asm-generic/io.h:232:22: sparse: expected unsigned int [usertype] value
include/asm-generic/io.h:232:22: sparse: got restricted __le32 [usertype]
include/asm-generic/io.h:232:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int [usertype] value @@ got restricted __le32 [usertype] @@
include/asm-generic/io.h:232:22: sparse: expected unsigned int [usertype] value
include/asm-generic/io.h:232:22: sparse: got restricted __le32 [usertype]
include/asm-generic/io.h:232:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int [usertype] value @@ got restricted __le32 [usertype] @@
include/asm-generic/io.h:232:22: sparse: expected unsigned int [usertype] value
include/asm-generic/io.h:232:22: sparse: got restricted __le32 [usertype]
include/asm-generic/io.h:186:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:186:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:186:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:186:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:186:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:186:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:186:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:186:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:186:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:186:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:186:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:186:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:186:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:186:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:186:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:186:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:186:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:186:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:186:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:186:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:186:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:186:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:186:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:186:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:186:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:186:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:186:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:186:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:186:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:186:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:232:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int [usertype] value @@ got restricted __le32 [usertype] @@
include/asm-generic/io.h:232:22: sparse: expected unsigned int [usertype] value
include/asm-generic/io.h:232:22: sparse: got restricted __le32 [usertype]
include/asm-generic/io.h:186:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:186:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:186:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:186:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:186:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:186:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:232:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int [usertype] value @@ got restricted __le32 [usertype] @@
include/asm-generic/io.h:232:22: sparse: expected unsigned int [usertype] value
include/asm-generic/io.h:232:22: sparse: got restricted __le32 [usertype]
include/asm-generic/io.h:186:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:186:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:186:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:186:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:186:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:186:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:186:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:186:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:186:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:186:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:186:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:186:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:232:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int [usertype] value @@ got restricted __le32 [usertype] @@
include/asm-generic/io.h:232:22: sparse: expected unsigned int [usertype] value
include/asm-generic/io.h:232:22: sparse: got restricted __le32 [usertype]
include/asm-generic/io.h:186:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:186:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:186:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:186:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:186:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:186:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:232:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int [usertype] value @@ got restricted __le32 [usertype] @@
include/asm-generic/io.h:232:22: sparse: expected unsigned int [usertype] value
include/asm-generic/io.h:232:22: sparse: got restricted __le32 [usertype]
include/asm-generic/io.h:186:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:186:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:186:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:186:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:186:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:186:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:186:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:186:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:186:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:186:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:186:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:186:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:186:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:186:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:186:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:186:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:186:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:186:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:232:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int [usertype] value @@ got restricted __le32 [usertype] @@
--
>> drivers/mtd/nand/raw/brcmnand/brcmnand.c:1403:42: sparse: sparse: cast to restricted __be32
>> drivers/mtd/nand/raw/brcmnand/brcmnand.c:1517:41: sparse: sparse: dubious: x | !y
drivers/mtd/nand/raw/brcmnand/brcmnand.c: note: in included file (through arch/openrisc/include/asm/io.h, include/linux/io.h, include/linux/irq.h, ...):
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:306:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int [usertype] value @@ got restricted __le32 [usertype] @@
include/asm-generic/io.h:306:22: sparse: expected unsigned int [usertype] value
include/asm-generic/io.h:306:22: sparse: got restricted __le32 [usertype]
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:306:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int [usertype] value @@ got restricted __le32 [usertype] @@
include/asm-generic/io.h:306:22: sparse: expected unsigned int [usertype] value
include/asm-generic/io.h:306:22: sparse: got restricted __le32 [usertype]
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:306:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int [usertype] value @@ got restricted __le32 [usertype] @@
include/asm-generic/io.h:306:22: sparse: expected unsigned int [usertype] value
include/asm-generic/io.h:306:22: sparse: got restricted __le32 [usertype]
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:306:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int [usertype] value @@ got restricted __le32 [usertype] @@
include/asm-generic/io.h:306:22: sparse: expected unsigned int [usertype] value
include/asm-generic/io.h:306:22: sparse: got restricted __le32 [usertype]
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:306:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int [usertype] value @@ got restricted __le32 [usertype] @@
include/asm-generic/io.h:306:22: sparse: expected unsigned int [usertype] value
include/asm-generic/io.h:306:22: sparse: got restricted __le32 [usertype]
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:306:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int [usertype] value @@ got restricted __le32 [usertype] @@
include/asm-generic/io.h:306:22: sparse: expected unsigned int [usertype] value
include/asm-generic/io.h:306:22: sparse: got restricted __le32 [usertype]
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:306:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int [usertype] value @@ got restricted __le32 [usertype] @@
include/asm-generic/io.h:306:22: sparse: expected unsigned int [usertype] value
include/asm-generic/io.h:306:22: sparse: got restricted __le32 [usertype]
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:274:16: sparse: sparse: cast to restricted __le32

vim +458 drivers/mtd/nand/raw/sh_flctl.c

83738d87e3a0a4 drivers/mtd/nand/sh_flctl.c Bastian Hecht 2012-10-19 449
6028aa01f759a1 drivers/mtd/nand/sh_flctl.c Yoshihiro Shimoda 2008-10-14 450 static void read_datareg(struct sh_flctl *flctl, int offset)
6028aa01f759a1 drivers/mtd/nand/sh_flctl.c Yoshihiro Shimoda 2008-10-14 451 {
6028aa01f759a1 drivers/mtd/nand/sh_flctl.c Yoshihiro Shimoda 2008-10-14 452 unsigned long data;
6028aa01f759a1 drivers/mtd/nand/sh_flctl.c Yoshihiro Shimoda 2008-10-14 453 unsigned long *buf = (unsigned long *)&flctl->done_buff[offset];
6028aa01f759a1 drivers/mtd/nand/sh_flctl.c Yoshihiro Shimoda 2008-10-14 454
6028aa01f759a1 drivers/mtd/nand/sh_flctl.c Yoshihiro Shimoda 2008-10-14 455 wait_completion(flctl);
6028aa01f759a1 drivers/mtd/nand/sh_flctl.c Yoshihiro Shimoda 2008-10-14 456
6028aa01f759a1 drivers/mtd/nand/sh_flctl.c Yoshihiro Shimoda 2008-10-14 457 data = readl(FLDATAR(flctl));
6028aa01f759a1 drivers/mtd/nand/sh_flctl.c Yoshihiro Shimoda 2008-10-14 @458 *buf = le32_to_cpu(data);
6028aa01f759a1 drivers/mtd/nand/sh_flctl.c Yoshihiro Shimoda 2008-10-14 459 }
6028aa01f759a1 drivers/mtd/nand/sh_flctl.c Yoshihiro Shimoda 2008-10-14 460
6028aa01f759a1 drivers/mtd/nand/sh_flctl.c Yoshihiro Shimoda 2008-10-14 461 static void read_fiforeg(struct sh_flctl *flctl, int rlen, int offset)
6028aa01f759a1 drivers/mtd/nand/sh_flctl.c Yoshihiro Shimoda 2008-10-14 462 {
6028aa01f759a1 drivers/mtd/nand/sh_flctl.c Yoshihiro Shimoda 2008-10-14 463 int i, len_4align;
6028aa01f759a1 drivers/mtd/nand/sh_flctl.c Yoshihiro Shimoda 2008-10-14 464 unsigned long *buf = (unsigned long *)&flctl->done_buff[offset];
6028aa01f759a1 drivers/mtd/nand/sh_flctl.c Yoshihiro Shimoda 2008-10-14 465
6028aa01f759a1 drivers/mtd/nand/sh_flctl.c Yoshihiro Shimoda 2008-10-14 466 len_4align = (rlen + 3) / 4;
6028aa01f759a1 drivers/mtd/nand/sh_flctl.c Yoshihiro Shimoda 2008-10-14 467
83738d87e3a0a4 drivers/mtd/nand/sh_flctl.c Bastian Hecht 2012-10-19 468 /* initiate DMA transfer */
83738d87e3a0a4 drivers/mtd/nand/sh_flctl.c Bastian Hecht 2012-10-19 469 if (flctl->chan_fifo0_rx && rlen >= 32 &&
e2bfa4ca23d9b5 drivers/mtd/nand/raw/sh_flctl.c Nathan Chancellor 2018-09-20 470 flctl_dma_fifo0_transfer(flctl, buf, rlen, DMA_FROM_DEVICE) > 0)
83738d87e3a0a4 drivers/mtd/nand/sh_flctl.c Bastian Hecht 2012-10-19 471 goto convert; /* DMA success */
83738d87e3a0a4 drivers/mtd/nand/sh_flctl.c Bastian Hecht 2012-10-19 472
83738d87e3a0a4 drivers/mtd/nand/sh_flctl.c Bastian Hecht 2012-10-19 473 /* do polling transfer */
6028aa01f759a1 drivers/mtd/nand/sh_flctl.c Yoshihiro Shimoda 2008-10-14 474 for (i = 0; i < len_4align; i++) {
6028aa01f759a1 drivers/mtd/nand/sh_flctl.c Yoshihiro Shimoda 2008-10-14 475 wait_rfifo_ready(flctl);
3166df0d0424ef drivers/mtd/nand/sh_flctl.c Bastian Hecht 2012-05-14 476 buf[i] = readl(FLDTFIFO(flctl));
6028aa01f759a1 drivers/mtd/nand/sh_flctl.c Yoshihiro Shimoda 2008-10-14 477 }
83738d87e3a0a4 drivers/mtd/nand/sh_flctl.c Bastian Hecht 2012-10-19 478
83738d87e3a0a4 drivers/mtd/nand/sh_flctl.c Bastian Hecht 2012-10-19 479 convert:
83738d87e3a0a4 drivers/mtd/nand/sh_flctl.c Bastian Hecht 2012-10-19 480 for (i = 0; i < len_4align; i++)
83738d87e3a0a4 drivers/mtd/nand/sh_flctl.c Bastian Hecht 2012-10-19 @481 buf[i] = be32_to_cpu(buf[i]);
6028aa01f759a1 drivers/mtd/nand/sh_flctl.c Yoshihiro Shimoda 2008-10-14 482 }
6028aa01f759a1 drivers/mtd/nand/sh_flctl.c Yoshihiro Shimoda 2008-10-14 483
6667a6d58e25d3 drivers/mtd/nand/sh_flctl.c Bastian Hecht 2012-05-14 484 static enum flctl_ecc_res_t read_ecfiforeg
6667a6d58e25d3 drivers/mtd/nand/sh_flctl.c Bastian Hecht 2012-05-14 485 (struct sh_flctl *flctl, uint8_t *buff, int sector)
6028aa01f759a1 drivers/mtd/nand/sh_flctl.c Yoshihiro Shimoda 2008-10-14 486 {
6028aa01f759a1 drivers/mtd/nand/sh_flctl.c Yoshihiro Shimoda 2008-10-14 487 int i;
6667a6d58e25d3 drivers/mtd/nand/sh_flctl.c Bastian Hecht 2012-05-14 488 enum flctl_ecc_res_t res;
6028aa01f759a1 drivers/mtd/nand/sh_flctl.c Yoshihiro Shimoda 2008-10-14 489 unsigned long *ecc_buf = (unsigned long *)buff;
6028aa01f759a1 drivers/mtd/nand/sh_flctl.c Yoshihiro Shimoda 2008-10-14 490
6667a6d58e25d3 drivers/mtd/nand/sh_flctl.c Bastian Hecht 2012-05-14 491 res = wait_recfifo_ready(flctl , sector);
6667a6d58e25d3 drivers/mtd/nand/sh_flctl.c Bastian Hecht 2012-05-14 492
6667a6d58e25d3 drivers/mtd/nand/sh_flctl.c Bastian Hecht 2012-05-14 493 if (res != FL_ERROR) {
6028aa01f759a1 drivers/mtd/nand/sh_flctl.c Yoshihiro Shimoda 2008-10-14 494 for (i = 0; i < 4; i++) {
6667a6d58e25d3 drivers/mtd/nand/sh_flctl.c Bastian Hecht 2012-05-14 495 ecc_buf[i] = readl(FLECFIFO(flctl));
6028aa01f759a1 drivers/mtd/nand/sh_flctl.c Yoshihiro Shimoda 2008-10-14 496 ecc_buf[i] = be32_to_cpu(ecc_buf[i]);
6028aa01f759a1 drivers/mtd/nand/sh_flctl.c Yoshihiro Shimoda 2008-10-14 497 }
6667a6d58e25d3 drivers/mtd/nand/sh_flctl.c Bastian Hecht 2012-05-14 498 }
6028aa01f759a1 drivers/mtd/nand/sh_flctl.c Yoshihiro Shimoda 2008-10-14 499
6667a6d58e25d3 drivers/mtd/nand/sh_flctl.c Bastian Hecht 2012-05-14 500 return res;
6028aa01f759a1 drivers/mtd/nand/sh_flctl.c Yoshihiro Shimoda 2008-10-14 501 }
6028aa01f759a1 drivers/mtd/nand/sh_flctl.c Yoshihiro Shimoda 2008-10-14 502
e8a9d8f31c592e drivers/mtd/nand/sh_flctl.c Bastian Hecht 2012-10-19 503 static void write_fiforeg(struct sh_flctl *flctl, int rlen,
e8a9d8f31c592e drivers/mtd/nand/sh_flctl.c Bastian Hecht 2012-10-19 504 unsigned int offset)
6028aa01f759a1 drivers/mtd/nand/sh_flctl.c Yoshihiro Shimoda 2008-10-14 505 {
6028aa01f759a1 drivers/mtd/nand/sh_flctl.c Yoshihiro Shimoda 2008-10-14 506 int i, len_4align;
e8a9d8f31c592e drivers/mtd/nand/sh_flctl.c Bastian Hecht 2012-10-19 507 unsigned long *buf = (unsigned long *)&flctl->done_buff[offset];
6028aa01f759a1 drivers/mtd/nand/sh_flctl.c Yoshihiro Shimoda 2008-10-14 508
6028aa01f759a1 drivers/mtd/nand/sh_flctl.c Yoshihiro Shimoda 2008-10-14 509 len_4align = (rlen + 3) / 4;
6028aa01f759a1 drivers/mtd/nand/sh_flctl.c Yoshihiro Shimoda 2008-10-14 510 for (i = 0; i < len_4align; i++) {
6028aa01f759a1 drivers/mtd/nand/sh_flctl.c Yoshihiro Shimoda 2008-10-14 511 wait_wfifo_ready(flctl);
e8a9d8f31c592e drivers/mtd/nand/sh_flctl.c Bastian Hecht 2012-10-19 @512 writel(cpu_to_be32(buf[i]), FLDTFIFO(flctl));
6028aa01f759a1 drivers/mtd/nand/sh_flctl.c Yoshihiro Shimoda 2008-10-14 513 }
6028aa01f759a1 drivers/mtd/nand/sh_flctl.c Yoshihiro Shimoda 2008-10-14 514 }
6028aa01f759a1 drivers/mtd/nand/sh_flctl.c Yoshihiro Shimoda 2008-10-14 515
e8a9d8f31c592e drivers/mtd/nand/sh_flctl.c Bastian Hecht 2012-10-19 516 static void write_ec_fiforeg(struct sh_flctl *flctl, int rlen,
e8a9d8f31c592e drivers/mtd/nand/sh_flctl.c Bastian Hecht 2012-10-19 517 unsigned int offset)
3166df0d0424ef drivers/mtd/nand/sh_flctl.c Bastian Hecht 2012-05-14 518 {
3166df0d0424ef drivers/mtd/nand/sh_flctl.c Bastian Hecht 2012-05-14 519 int i, len_4align;
e8a9d8f31c592e drivers/mtd/nand/sh_flctl.c Bastian Hecht 2012-10-19 520 unsigned long *buf = (unsigned long *)&flctl->done_buff[offset];
3166df0d0424ef drivers/mtd/nand/sh_flctl.c Bastian Hecht 2012-05-14 521
3166df0d0424ef drivers/mtd/nand/sh_flctl.c Bastian Hecht 2012-05-14 522 len_4align = (rlen + 3) / 4;
83738d87e3a0a4 drivers/mtd/nand/sh_flctl.c Bastian Hecht 2012-10-19 523
83738d87e3a0a4 drivers/mtd/nand/sh_flctl.c Bastian Hecht 2012-10-19 524 for (i = 0; i < len_4align; i++)
83738d87e3a0a4 drivers/mtd/nand/sh_flctl.c Bastian Hecht 2012-10-19 @525 buf[i] = cpu_to_be32(buf[i]);
83738d87e3a0a4 drivers/mtd/nand/sh_flctl.c Bastian Hecht 2012-10-19 526
83738d87e3a0a4 drivers/mtd/nand/sh_flctl.c Bastian Hecht 2012-10-19 527 /* initiate DMA transfer */
83738d87e3a0a4 drivers/mtd/nand/sh_flctl.c Bastian Hecht 2012-10-19 528 if (flctl->chan_fifo0_tx && rlen >= 32 &&
e2bfa4ca23d9b5 drivers/mtd/nand/raw/sh_flctl.c Nathan Chancellor 2018-09-20 529 flctl_dma_fifo0_transfer(flctl, buf, rlen, DMA_TO_DEVICE) > 0)
83738d87e3a0a4 drivers/mtd/nand/sh_flctl.c Bastian Hecht 2012-10-19 530 return; /* DMA success */
83738d87e3a0a4 drivers/mtd/nand/sh_flctl.c Bastian Hecht 2012-10-19 531
83738d87e3a0a4 drivers/mtd/nand/sh_flctl.c Bastian Hecht 2012-10-19 532 /* do polling transfer */
3166df0d0424ef drivers/mtd/nand/sh_flctl.c Bastian Hecht 2012-05-14 533 for (i = 0; i < len_4align; i++) {
3166df0d0424ef drivers/mtd/nand/sh_flctl.c Bastian Hecht 2012-05-14 534 wait_wecfifo_ready(flctl);
83738d87e3a0a4 drivers/mtd/nand/sh_flctl.c Bastian Hecht 2012-10-19 535 writel(buf[i], FLECFIFO(flctl));
3166df0d0424ef drivers/mtd/nand/sh_flctl.c Bastian Hecht 2012-05-14 536 }
3166df0d0424ef drivers/mtd/nand/sh_flctl.c Bastian Hecht 2012-05-14 537 }
3166df0d0424ef drivers/mtd/nand/sh_flctl.c Bastian Hecht 2012-05-14 538

:::::: The code at line 458 was first introduced by commit
:::::: 6028aa01f759a1dae11e5d0e495b3dc9d2b0a47b [MTD] [NAND] sh_flctl: add support for Renesas SuperH FLCTL

:::::: TO: Yoshihiro Shimoda <shimoda.yoshihiro@xxxxxxxxxxx>
:::::: CC: David Woodhouse <David.Woodhouse@xxxxxxxxx>

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