drivers/memory/brcmstb_dpfe.c:521:29: sparse: sparse: cast to restricted __be32

From: kernel test robot
Date: Fri Dec 08 2023 - 20:13:48 EST

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tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: f2e8a57ee9036c7d5443382b6c3c09b51a92ec7e
commit: 904ffa81b709f79b906077e72f4656bdb9930340 memory: brcmstb_dpfe: add separate entry for compile test
date: 3 years, 4 months ago
config: openrisc-randconfig-r131-20231102 (https://download.01.org/0day-ci/archive/20231209/202312090934.5bM1pAFQ-lkp@xxxxxxxxx/config)
compiler: or1k-linux-gcc (GCC) 13.2.0
reproduce: (https://download.01.org/0day-ci/archive/20231209/202312090934.5bM1pAFQ-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/202312090934.5bM1pAFQ-lkp@xxxxxxxxx/

sparse warnings: (new ones prefixed by >>)
>> drivers/memory/brcmstb_dpfe.c:521:29: sparse: sparse: cast to restricted __be32
drivers/memory/brcmstb_dpfe.c:522:29: sparse: sparse: cast to restricted __be32
>> drivers/memory/brcmstb_dpfe.c:524:29: sparse: sparse: cast to restricted __le32
>> drivers/memory/brcmstb_dpfe.c:524:29: sparse: sparse: cast to restricted __le32
>> drivers/memory/brcmstb_dpfe.c:524:29: sparse: sparse: cast to restricted __le32
>> drivers/memory/brcmstb_dpfe.c:524:29: sparse: sparse: cast to restricted __le32
>> drivers/memory/brcmstb_dpfe.c:524:29: sparse: sparse: cast to restricted __le32
>> drivers/memory/brcmstb_dpfe.c:524:29: sparse: sparse: cast to restricted __le32
drivers/memory/brcmstb_dpfe.c:525:29: sparse: sparse: cast to restricted __le32
drivers/memory/brcmstb_dpfe.c:525:29: sparse: sparse: cast to restricted __le32
drivers/memory/brcmstb_dpfe.c:525:29: sparse: sparse: cast to restricted __le32
drivers/memory/brcmstb_dpfe.c:525:29: sparse: sparse: cast to restricted __le32
drivers/memory/brcmstb_dpfe.c:525:29: sparse: sparse: cast to restricted __le32
drivers/memory/brcmstb_dpfe.c:525:29: sparse: sparse: cast to restricted __le32
drivers/memory/brcmstb_dpfe.c:548:46: sparse: sparse: cast to restricted __le32
drivers/memory/brcmstb_dpfe.c:548:46: sparse: sparse: cast to restricted __le32
drivers/memory/brcmstb_dpfe.c:548:46: sparse: sparse: cast to restricted __le32
drivers/memory/brcmstb_dpfe.c:548:46: sparse: sparse: cast to restricted __le32
drivers/memory/brcmstb_dpfe.c:548:46: sparse: sparse: cast to restricted __le32
drivers/memory/brcmstb_dpfe.c:548:46: sparse: sparse: cast to restricted __le32
drivers/memory/brcmstb_dpfe.c:548:19: sparse: sparse: cast to restricted __be32
drivers/memory/brcmstb_dpfe.c:565:25: sparse: sparse: cast to restricted __be32
drivers/memory/brcmstb_dpfe.c:566:28: sparse: sparse: cast to restricted __be32
drivers/memory/brcmstb_dpfe.c:567:27: sparse: sparse: cast to restricted __be32
drivers/memory/brcmstb_dpfe.c:569:25: sparse: sparse: cast to restricted __le32
drivers/memory/brcmstb_dpfe.c:569:25: sparse: sparse: cast to restricted __le32
drivers/memory/brcmstb_dpfe.c:569:25: sparse: sparse: cast to restricted __le32
drivers/memory/brcmstb_dpfe.c:569:25: sparse: sparse: cast to restricted __le32
drivers/memory/brcmstb_dpfe.c:569:25: sparse: sparse: cast to restricted __le32
drivers/memory/brcmstb_dpfe.c:569:25: sparse: sparse: cast to restricted __le32
drivers/memory/brcmstb_dpfe.c:570:28: sparse: sparse: cast to restricted __le32
drivers/memory/brcmstb_dpfe.c:570:28: sparse: sparse: cast to restricted __le32
drivers/memory/brcmstb_dpfe.c:570:28: sparse: sparse: cast to restricted __le32
drivers/memory/brcmstb_dpfe.c:570:28: sparse: sparse: cast to restricted __le32
drivers/memory/brcmstb_dpfe.c:570:28: sparse: sparse: cast to restricted __le32
drivers/memory/brcmstb_dpfe.c:570:28: sparse: sparse: cast to restricted __le32
drivers/memory/brcmstb_dpfe.c:571:27: sparse: sparse: cast to restricted __le32
drivers/memory/brcmstb_dpfe.c:571:27: sparse: sparse: cast to restricted __le32
drivers/memory/brcmstb_dpfe.c:571:27: sparse: sparse: cast to restricted __le32
drivers/memory/brcmstb_dpfe.c:571:27: sparse: sparse: cast to restricted __le32
drivers/memory/brcmstb_dpfe.c:571:27: sparse: sparse: cast to restricted __le32
drivers/memory/brcmstb_dpfe.c:571:27: sparse: sparse: cast to restricted __le32
drivers/memory/brcmstb_dpfe.c:600:40: sparse: sparse: cast to restricted __be32
drivers/memory/brcmstb_dpfe.c:603:40: sparse: sparse: cast to restricted __le32
drivers/memory/brcmstb_dpfe.c:603:40: sparse: sparse: cast to restricted __le32
drivers/memory/brcmstb_dpfe.c:603:40: sparse: sparse: cast to restricted __le32
drivers/memory/brcmstb_dpfe.c:603:40: sparse: sparse: cast to restricted __le32
drivers/memory/brcmstb_dpfe.c:603:40: sparse: sparse: cast to restricted __le32
drivers/memory/brcmstb_dpfe.c:603:40: sparse: sparse: cast to restricted __le32
drivers/memory/brcmstb_dpfe.c: note: in included file (through arch/openrisc/include/asm/io.h, include/linux/io.h):
include/asm-generic/io.h:267:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:267:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:267:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:267:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:267:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:267:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:267:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:267:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:267:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:267:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:267:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:267:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:299:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int [usertype] value @@ got restricted __le32 [usertype] @@
include/asm-generic/io.h:299:22: sparse: expected unsigned int [usertype] value
include/asm-generic/io.h:299:22: sparse: got restricted __le32 [usertype]
include/asm-generic/io.h:299:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int [usertype] value @@ got restricted __le32 [usertype] @@
include/asm-generic/io.h:299:22: sparse: expected unsigned int [usertype] value
include/asm-generic/io.h:299:22: sparse: got restricted __le32 [usertype]
include/asm-generic/io.h:299:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int [usertype] value @@ got restricted __le32 [usertype] @@
include/asm-generic/io.h:299:22: sparse: expected unsigned int [usertype] value
include/asm-generic/io.h:299:22: sparse: got restricted __le32 [usertype]
include/asm-generic/io.h:267:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:267:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:267:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:267:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:267:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:267:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:299:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int [usertype] value @@ got restricted __le32 [usertype] @@
include/asm-generic/io.h:299:22: sparse: expected unsigned int [usertype] value
include/asm-generic/io.h:299:22: sparse: got restricted __le32 [usertype]
include/asm-generic/io.h:267:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:267:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:267:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:267:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:267:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:267:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:299:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int [usertype] value @@ got restricted __le32 [usertype] @@
include/asm-generic/io.h:299:22: sparse: expected unsigned int [usertype] value
include/asm-generic/io.h:299:22: sparse: got restricted __le32 [usertype]
include/asm-generic/io.h:299:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int [usertype] value @@ got restricted __le32 [usertype] @@
include/asm-generic/io.h:299:22: sparse: expected unsigned int [usertype] value
include/asm-generic/io.h:299:22: sparse: got restricted __le32 [usertype]
include/asm-generic/io.h:267:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:267:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:267:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:267:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:267:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:267:16: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:299:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int [usertype] value @@ got restricted __le32 [usertype] @@
include/asm-generic/io.h:299:22: sparse: expected unsigned int [usertype] value
include/asm-generic/io.h:299:22: sparse: got restricted __le32 [usertype]
include/asm-generic/io.h:299:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int [usertype] value @@ got restricted __le32 [usertype] @@
include/asm-generic/io.h:299:22: sparse: expected unsigned int [usertype] value
include/asm-generic/io.h:299:22: sparse: got restricted __le32 [usertype]
include/asm-generic/io.h:299:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int [usertype] value @@ got restricted __le32 [usertype] @@
include/asm-generic/io.h:299:22: sparse: expected unsigned int [usertype] value
include/asm-generic/io.h:299:22: sparse: got restricted __le32 [usertype]
include/asm-generic/io.h:267:16: sparse: sparse: cast to restricted __le32

vim +521 drivers/memory/brcmstb_dpfe.c

2f330caff57762 Markus Mayer 2017-08-24 505
2f330caff57762 Markus Mayer 2017-08-24 506 /* Ensure that the firmware file loaded meets all the requirements. */
2f330caff57762 Markus Mayer 2017-08-24 507 static int __verify_firmware(struct init_data *init,
2f330caff57762 Markus Mayer 2017-08-24 508 const struct firmware *fw)
2f330caff57762 Markus Mayer 2017-08-24 509 {
2f330caff57762 Markus Mayer 2017-08-24 510 const struct dpfe_firmware_header *header = (void *)fw->data;
2f330caff57762 Markus Mayer 2017-08-24 511 unsigned int dmem_size, imem_size, total_size;
2f330caff57762 Markus Mayer 2017-08-24 512 bool is_big_endian = false;
2f330caff57762 Markus Mayer 2017-08-24 513 const u32 *chksum_ptr;
2f330caff57762 Markus Mayer 2017-08-24 514
2f330caff57762 Markus Mayer 2017-08-24 515 if (header->magic == DPFE_BE_MAGIC)
2f330caff57762 Markus Mayer 2017-08-24 516 is_big_endian = true;
2f330caff57762 Markus Mayer 2017-08-24 517 else if (header->magic != DPFE_LE_MAGIC)
2f330caff57762 Markus Mayer 2017-08-24 518 return ERR_INVALID_MAGIC;
2f330caff57762 Markus Mayer 2017-08-24 519
2f330caff57762 Markus Mayer 2017-08-24 520 if (is_big_endian) {
2f330caff57762 Markus Mayer 2017-08-24 @521 dmem_size = be32_to_cpu(header->dmem_size);
2f330caff57762 Markus Mayer 2017-08-24 522 imem_size = be32_to_cpu(header->imem_size);
2f330caff57762 Markus Mayer 2017-08-24 523 } else {
2f330caff57762 Markus Mayer 2017-08-24 @524 dmem_size = le32_to_cpu(header->dmem_size);
2f330caff57762 Markus Mayer 2017-08-24 525 imem_size = le32_to_cpu(header->imem_size);
2f330caff57762 Markus Mayer 2017-08-24 526 }
2f330caff57762 Markus Mayer 2017-08-24 527
2f330caff57762 Markus Mayer 2017-08-24 528 /* Data and instruction sections are 32 bit words. */
2f330caff57762 Markus Mayer 2017-08-24 529 if ((dmem_size % sizeof(u32)) != 0 || (imem_size % sizeof(u32)) != 0)
2f330caff57762 Markus Mayer 2017-08-24 530 return ERR_INVALID_SIZE;
2f330caff57762 Markus Mayer 2017-08-24 531
2f330caff57762 Markus Mayer 2017-08-24 532 /*
2f330caff57762 Markus Mayer 2017-08-24 533 * The header + the data section + the instruction section + the
2f330caff57762 Markus Mayer 2017-08-24 534 * checksum must be equal to the total firmware size.
2f330caff57762 Markus Mayer 2017-08-24 535 */
2f330caff57762 Markus Mayer 2017-08-24 536 total_size = dmem_size + imem_size + sizeof(*header) +
2f330caff57762 Markus Mayer 2017-08-24 537 sizeof(*chksum_ptr);
2f330caff57762 Markus Mayer 2017-08-24 538 if (total_size != fw->size)
2f330caff57762 Markus Mayer 2017-08-24 539 return ERR_INVALID_SIZE;
2f330caff57762 Markus Mayer 2017-08-24 540
2f330caff57762 Markus Mayer 2017-08-24 541 /* The checksum comes at the very end. */
2f330caff57762 Markus Mayer 2017-08-24 542 chksum_ptr = (void *)fw->data + sizeof(*header) + dmem_size + imem_size;
2f330caff57762 Markus Mayer 2017-08-24 543
2f330caff57762 Markus Mayer 2017-08-24 544 init->is_big_endian = is_big_endian;
2f330caff57762 Markus Mayer 2017-08-24 545 init->dmem_len = dmem_size;
2f330caff57762 Markus Mayer 2017-08-24 546 init->imem_len = imem_size;
2f330caff57762 Markus Mayer 2017-08-24 547 init->chksum = (is_big_endian)
2f330caff57762 Markus Mayer 2017-08-24 548 ? be32_to_cpu(*chksum_ptr) : le32_to_cpu(*chksum_ptr);
2f330caff57762 Markus Mayer 2017-08-24 549
2f330caff57762 Markus Mayer 2017-08-24 550 return 0;
2f330caff57762 Markus Mayer 2017-08-24 551 }
2f330caff57762 Markus Mayer 2017-08-24 552

:::::: The code at line 521 was first introduced by commit
:::::: 2f330caff5776239abb3e0337533886dbb21f6df memory: brcmstb: Add driver for DPFE

:::::: TO: Markus Mayer <mmayer@xxxxxxxxxxxx>
:::::: CC: Florian Fainelli <f.fainelli@xxxxxxxxx>

--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki

Next message: Andi Shyti: "Re: [PATCH v5 24/24] i2c: designware: Fix spelling and other issues in the comments"
Previous message: Andi Shyti: "Re: [PATCH v5 07/24] i2c: designware: Add missing 'c' into PCI IDs variable name"
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