From: kernel test robot <lkp@intel.com>
To: Greg Ungerer <gerg@linux-m68k.org>
Cc: kbuild-all@lists.01.org, linux-kernel@vger.kernel.org,
Luc Van Oostenryck <luc.vanoostenryck@gmail.com>
Subject: drivers/spi/spi-orion.c:413:17: sparse: sparse: incorrect type in assignment (different base types)
Date: Mon, 19 Jul 2021 09:59:18 +0800 [thread overview]
Message-ID: <202107190912.1u6x5SYv-lkp@intel.com> (raw)
[-- Attachment #1: Type: text/plain, Size: 6262 bytes --]
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 2734d6c1b1a089fb593ef6a23d4b70903526fe0c
commit: 005b73d0dd83c9cb9420a196bea8070cde30ecac m68knommu: __force type casts for raw IO access
date: 12 months ago
config: m68k-randconfig-s032-20210719 (attached as .config)
compiler: m68k-linux-gcc (GCC) 10.3.0
reproduce:
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# apt-get install sparse
# sparse version: v0.6.3-341-g8af24329-dirty
# https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=005b73d0dd83c9cb9420a196bea8070cde30ecac
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout 005b73d0dd83c9cb9420a196bea8070cde30ecac
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-10.3.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=m68k
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
sparse warnings: (new ones prefixed by >>)
>> drivers/spi/spi-orion.c:413:17: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned int volatile [usertype] @@ got restricted __le16 [usertype] @@
drivers/spi/spi-orion.c:413:17: sparse: expected unsigned int volatile [usertype]
drivers/spi/spi-orion.c:413:17: sparse: got restricted __le16 [usertype]
drivers/spi/spi-orion.c:423:17: sparse: sparse: cast to restricted __le16
drivers/spi/spi-orion.c:423:17: sparse: sparse: cast to restricted __le16
drivers/spi/spi-orion.c:423:17: sparse: sparse: cast to restricted __le16
drivers/spi/spi-orion.c:423:17: sparse: sparse: cast to restricted __le16
drivers/spi/spi-orion.c:423:17: sparse: sparse: cast to restricted __le16
drivers/spi/spi-orion.c:423:17: sparse: sparse: cast to restricted __le16
drivers/spi/spi-orion.c:423:17: sparse: sparse: cast to restricted __le16
drivers/spi/spi-orion.c:423:17: sparse: sparse: cast to restricted __le16
drivers/spi/spi-orion.c:423:17: sparse: sparse: cast to restricted __le16
drivers/spi/spi-orion.c:423:17: sparse: sparse: cast to restricted __le16
drivers/spi/spi-orion.c:423:17: sparse: sparse: cast to restricted __le16
drivers/spi/spi-orion.c:423:17: sparse: sparse: cast to restricted __le16
drivers/spi/spi-orion.c:423:17: sparse: sparse: cast to restricted __le16
drivers/spi/spi-orion.c:423:17: sparse: sparse: cast to restricted __le16
drivers/spi/spi-orion.c:423:17: sparse: sparse: cast to restricted __le16
drivers/spi/spi-orion.c:423:17: sparse: sparse: cast to restricted __le16
vim +413 drivers/spi/spi-orion.c
60cadec9da7b6c drivers/spi/orion_spi.c Shadi Ammouri 2008-08-05 396
60cadec9da7b6c drivers/spi/orion_spi.c Shadi Ammouri 2008-08-05 397 static inline int
60cadec9da7b6c drivers/spi/orion_spi.c Shadi Ammouri 2008-08-05 398 orion_spi_write_read_16bit(struct spi_device *spi,
60cadec9da7b6c drivers/spi/orion_spi.c Shadi Ammouri 2008-08-05 399 const u16 **tx_buf, u16 **rx_buf)
60cadec9da7b6c drivers/spi/orion_spi.c Shadi Ammouri 2008-08-05 400 {
60cadec9da7b6c drivers/spi/orion_spi.c Shadi Ammouri 2008-08-05 401 void __iomem *tx_reg, *rx_reg, *int_reg;
60cadec9da7b6c drivers/spi/orion_spi.c Shadi Ammouri 2008-08-05 402 struct orion_spi *orion_spi;
60cadec9da7b6c drivers/spi/orion_spi.c Shadi Ammouri 2008-08-05 403
60cadec9da7b6c drivers/spi/orion_spi.c Shadi Ammouri 2008-08-05 404 orion_spi = spi_master_get_devdata(spi->master);
60cadec9da7b6c drivers/spi/orion_spi.c Shadi Ammouri 2008-08-05 405 tx_reg = spi_reg(orion_spi, ORION_SPI_DATA_OUT_REG);
60cadec9da7b6c drivers/spi/orion_spi.c Shadi Ammouri 2008-08-05 406 rx_reg = spi_reg(orion_spi, ORION_SPI_DATA_IN_REG);
60cadec9da7b6c drivers/spi/orion_spi.c Shadi Ammouri 2008-08-05 407 int_reg = spi_reg(orion_spi, ORION_SPI_INT_CAUSE_REG);
60cadec9da7b6c drivers/spi/orion_spi.c Shadi Ammouri 2008-08-05 408
60cadec9da7b6c drivers/spi/orion_spi.c Shadi Ammouri 2008-08-05 409 /* clear the interrupt cause register */
60cadec9da7b6c drivers/spi/orion_spi.c Shadi Ammouri 2008-08-05 410 writel(0x0, int_reg);
60cadec9da7b6c drivers/spi/orion_spi.c Shadi Ammouri 2008-08-05 411
60cadec9da7b6c drivers/spi/orion_spi.c Shadi Ammouri 2008-08-05 412 if (tx_buf && *tx_buf)
60cadec9da7b6c drivers/spi/orion_spi.c Shadi Ammouri 2008-08-05 @413 writel(__cpu_to_le16(get_unaligned((*tx_buf)++)), tx_reg);
60cadec9da7b6c drivers/spi/orion_spi.c Shadi Ammouri 2008-08-05 414 else
60cadec9da7b6c drivers/spi/orion_spi.c Shadi Ammouri 2008-08-05 415 writel(0, tx_reg);
60cadec9da7b6c drivers/spi/orion_spi.c Shadi Ammouri 2008-08-05 416
60cadec9da7b6c drivers/spi/orion_spi.c Shadi Ammouri 2008-08-05 417 if (orion_spi_wait_till_ready(orion_spi) < 0) {
60cadec9da7b6c drivers/spi/orion_spi.c Shadi Ammouri 2008-08-05 418 dev_err(&spi->dev, "TXS timed out\n");
60cadec9da7b6c drivers/spi/orion_spi.c Shadi Ammouri 2008-08-05 419 return -1;
60cadec9da7b6c drivers/spi/orion_spi.c Shadi Ammouri 2008-08-05 420 }
60cadec9da7b6c drivers/spi/orion_spi.c Shadi Ammouri 2008-08-05 421
60cadec9da7b6c drivers/spi/orion_spi.c Shadi Ammouri 2008-08-05 422 if (rx_buf && *rx_buf)
60cadec9da7b6c drivers/spi/orion_spi.c Shadi Ammouri 2008-08-05 423 put_unaligned(__le16_to_cpu(readl(rx_reg)), (*rx_buf)++);
60cadec9da7b6c drivers/spi/orion_spi.c Shadi Ammouri 2008-08-05 424
60cadec9da7b6c drivers/spi/orion_spi.c Shadi Ammouri 2008-08-05 425 return 1;
60cadec9da7b6c drivers/spi/orion_spi.c Shadi Ammouri 2008-08-05 426 }
60cadec9da7b6c drivers/spi/orion_spi.c Shadi Ammouri 2008-08-05 427
:::::: The code at line 413 was first introduced by commit
:::::: 60cadec9da7b6c91aca51f408c828f7e74a68379 spi: new orion_spi driver
:::::: TO: Shadi Ammouri <shadi@marvell.com>
:::::: CC: Linus Torvalds <torvalds@linux-foundation.org>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
[-- Attachment #2: .config.gz --]
[-- Type: application/gzip, Size: 26592 bytes --]
next reply other threads:[~2021-07-19 2:00 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-07-19 1:59 kernel test robot [this message]
-- strict thread matches above, loose matches on Subject: below --
2021-07-23 22:10 drivers/spi/spi-orion.c:413:17: sparse: sparse: incorrect type in assignment (different base types) kernel test robot
2021-01-27 9:19 kernel test robot
2020-08-24 22:08 kernel test robot
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=202107190912.1u6x5SYv-lkp@intel.com \
--to=lkp@intel.com \
--cc=gerg@linux-m68k.org \
--cc=kbuild-all@lists.01.org \
--cc=linux-kernel@vger.kernel.org \
--cc=luc.vanoostenryck@gmail.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).