drivers/dma/sun6i-dma.c:244:45: sparse: sparse: incorrect type in argument 1 (different address spaces)

public inbox for linux-kernel@vger.kernel.org
 help / color / mirror / Atom feed

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/dma/sun6i-dma.c:244:45: sparse: sparse: incorrect type in argument 1 (different address spaces)
Date: Sun, 15 Nov 2020 15:00:24 +0800	[thread overview]
Message-ID: <202011151520.iMsVt6PV-lkp@intel.com> (raw)

[-- Attachment #1: Type: text/plain, Size: 14253 bytes --]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   e28c0d7c92c89016c12a677616668957351e7542
commit: 005b73d0dd83c9cb9420a196bea8070cde30ecac m68knommu: __force type casts for raw IO access
date:   4 months ago
config: m68k-randconfig-s031-20201115 (attached as .config)
compiler: m68k-linux-gcc (GCC) 9.3.0
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: v0.6.3-107-gaf3512a6-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-9.3.0 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/dma/sun6i-dma.c: note: in included file (through arch/m68k/include/asm/io.h, include/linux/scatterlist.h, include/linux/dmaengine.h):
   arch/m68k/include/asm/io_no.h:96:17: sparse: sparse: incorrect type in assignment (different base types) @@     expected unsigned int volatile [usertype] @@     got restricted __le32 [usertype] @@
   arch/m68k/include/asm/io_no.h:96:17: sparse:     expected unsigned int volatile [usertype]
   arch/m68k/include/asm/io_no.h:96:17: sparse:     got restricted __le32 [usertype]
   arch/m68k/include/asm/io_no.h:96:17: sparse: sparse: incorrect type in assignment (different base types) @@     expected unsigned int volatile [usertype] @@     got restricted __le32 [usertype] @@
   arch/m68k/include/asm/io_no.h:96:17: sparse:     expected unsigned int volatile [usertype]
   arch/m68k/include/asm/io_no.h:96:17: sparse:     got restricted __le32 [usertype]
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:96:17: sparse: sparse: incorrect type in assignment (different base types) @@     expected unsigned int volatile [usertype] @@     got restricted __le32 [usertype] @@
   arch/m68k/include/asm/io_no.h:96:17: sparse:     expected unsigned int volatile [usertype]
   arch/m68k/include/asm/io_no.h:96:17: sparse:     got restricted __le32 [usertype]
   arch/m68k/include/asm/io_no.h:96:17: sparse: sparse: incorrect type in assignment (different base types) @@     expected unsigned int volatile [usertype] @@     got restricted __le32 [usertype] @@
   arch/m68k/include/asm/io_no.h:96:17: sparse:     expected unsigned int volatile [usertype]
   arch/m68k/include/asm/io_no.h:96:17: sparse:     got restricted __le32 [usertype]
   arch/m68k/include/asm/io_no.h:96:17: sparse: sparse: incorrect type in assignment (different base types) @@     expected unsigned int volatile [usertype] @@     got restricted __le32 [usertype] @@
   arch/m68k/include/asm/io_no.h:96:17: sparse:     expected unsigned int volatile [usertype]
   arch/m68k/include/asm/io_no.h:96:17: sparse:     got restricted __le32 [usertype]
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
>> drivers/dma/sun6i-dma.c:244:45: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *address @@     got void [noderef] __iomem *base @@
>> drivers/dma/sun6i-dma.c:244:45: sparse:     expected void *address
   drivers/dma/sun6i-dma.c:244:45: sparse:     got void [noderef] __iomem *base
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: cast to restricted __le32
   arch/m68k/include/asm/io_no.h:78:16: sparse: sparse: too many warnings

vim +244 drivers/dma/sun6i-dma.c

555859308723d8 Maxime Ripard 2014-07-17  240  
555859308723d8 Maxime Ripard 2014-07-17  241  static inline void sun6i_dma_dump_chan_regs(struct sun6i_dma_dev *sdev,
555859308723d8 Maxime Ripard 2014-07-17  242  					    struct sun6i_pchan *pchan)
555859308723d8 Maxime Ripard 2014-07-17  243  {
42c0d54e623695 Vinod Koul    2014-07-28 @244  	phys_addr_t reg = virt_to_phys(pchan->base);
555859308723d8 Maxime Ripard 2014-07-17  245  
555859308723d8 Maxime Ripard 2014-07-17  246  	dev_dbg(sdev->slave.dev, "Chan %d reg: %pa\n"
555859308723d8 Maxime Ripard 2014-07-17  247  		"\t___en(%04x): \t0x%08x\n"
555859308723d8 Maxime Ripard 2014-07-17  248  		"\tpause(%04x): \t0x%08x\n"
555859308723d8 Maxime Ripard 2014-07-17  249  		"\tstart(%04x): \t0x%08x\n"
555859308723d8 Maxime Ripard 2014-07-17  250  		"\t__cfg(%04x): \t0x%08x\n"
555859308723d8 Maxime Ripard 2014-07-17  251  		"\t__src(%04x): \t0x%08x\n"
555859308723d8 Maxime Ripard 2014-07-17  252  		"\t__dst(%04x): \t0x%08x\n"
555859308723d8 Maxime Ripard 2014-07-17  253  		"\tcount(%04x): \t0x%08x\n"
555859308723d8 Maxime Ripard 2014-07-17  254  		"\t_para(%04x): \t0x%08x\n\n",
555859308723d8 Maxime Ripard 2014-07-17  255  		pchan->idx, &reg,
555859308723d8 Maxime Ripard 2014-07-17  256  		DMA_CHAN_ENABLE,
555859308723d8 Maxime Ripard 2014-07-17  257  		readl(pchan->base + DMA_CHAN_ENABLE),
555859308723d8 Maxime Ripard 2014-07-17  258  		DMA_CHAN_PAUSE,
555859308723d8 Maxime Ripard 2014-07-17  259  		readl(pchan->base + DMA_CHAN_PAUSE),
555859308723d8 Maxime Ripard 2014-07-17  260  		DMA_CHAN_LLI_ADDR,
555859308723d8 Maxime Ripard 2014-07-17  261  		readl(pchan->base + DMA_CHAN_LLI_ADDR),
555859308723d8 Maxime Ripard 2014-07-17  262  		DMA_CHAN_CUR_CFG,
555859308723d8 Maxime Ripard 2014-07-17  263  		readl(pchan->base + DMA_CHAN_CUR_CFG),
555859308723d8 Maxime Ripard 2014-07-17  264  		DMA_CHAN_CUR_SRC,
555859308723d8 Maxime Ripard 2014-07-17  265  		readl(pchan->base + DMA_CHAN_CUR_SRC),
555859308723d8 Maxime Ripard 2014-07-17  266  		DMA_CHAN_CUR_DST,
555859308723d8 Maxime Ripard 2014-07-17  267  		readl(pchan->base + DMA_CHAN_CUR_DST),
555859308723d8 Maxime Ripard 2014-07-17  268  		DMA_CHAN_CUR_CNT,
555859308723d8 Maxime Ripard 2014-07-17  269  		readl(pchan->base + DMA_CHAN_CUR_CNT),
555859308723d8 Maxime Ripard 2014-07-17  270  		DMA_CHAN_CUR_PARA,
555859308723d8 Maxime Ripard 2014-07-17  271  		readl(pchan->base + DMA_CHAN_CUR_PARA));
555859308723d8 Maxime Ripard 2014-07-17  272  }
555859308723d8 Maxime Ripard 2014-07-17  273  

:::::: The code at line 244 was first introduced by commit
:::::: 42c0d54e62369584f2491f072f405602ff504e0e dmaengine: sun6i: fix build failure on x86, xilinx targets

:::::: TO: Vinod Koul <vinod.koul@intel.com>
:::::: CC: Vinod Koul <vinod.koul@intel.com>

---
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: 23562 bytes --]

next             reply	other threads:[~2020-11-15  7:01 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-11-15  7:00 kernel test robot [this message]
  -- strict thread matches above, loose matches on Subject: below --
2022-01-01 14:27 drivers/dma/sun6i-dma.c:244:45: sparse: sparse: incorrect type in argument 1 (different address spaces) kernel test robot
2021-11-25 15:56 kernel test robot
2021-11-20  0:50 kernel test robot
2020-08-24 19:12 kernel test robot
2020-06-28  7:42 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=202011151520.iMsVt6PV-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