All of lore.kernel.org
 help / color / mirror / Atom feed
From: kernel test robot <lkp@intel.com>
To: Christoph Hellwig <hch@lst.de>
Cc: kbuild-all@lists.01.org, linux-kernel@vger.kernel.org,
	Robin Murphy <robin.murphy@arm.com>
Subject: arch/mips/bmips/dma.c:43:12: warning: no previous prototype for 'phys_to_dma'
Date: Thu, 14 Jan 2021 10:05:30 +0800	[thread overview]
Message-ID: <202101141025.hy9miqpP-lkp@intel.com> (raw)

[-- Attachment #1: Type: text/plain, Size: 2342 bytes --]

Hi Christoph,

FYI, the error/warning still remains.

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   65f0d2414b7079556fbbcc070b3d1c9f9587606d
commit: 5ceda74093a5c1c3f42a02b894df031f3bbc9af1 dma-direct: rename and cleanup __phys_to_dma
date:   4 months ago
config: mips-randconfig-r023-20210113 (attached as .config)
compiler: mips-linux-gcc (GCC) 9.3.0
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=5ceda74093a5c1c3f42a02b894df031f3bbc9af1
        git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
        git fetch --no-tags linus master
        git checkout 5ceda74093a5c1c3f42a02b894df031f3bbc9af1
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=mips 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>

All warnings (new ones prefixed by >>):

>> arch/mips/bmips/dma.c:43:12: warning: no previous prototype for 'phys_to_dma' [-Wmissing-prototypes]
      43 | dma_addr_t phys_to_dma(struct device *dev, phys_addr_t pa)
         |            ^~~~~~~~~~~
   arch/mips/bmips/dma.c:55:13: warning: no previous prototype for 'dma_to_phys' [-Wmissing-prototypes]
      55 | phys_addr_t dma_to_phys(struct device *dev, dma_addr_t dma_addr)
         |             ^~~~~~~~~~~
   arch/mips/bmips/dma.c:67:6: warning: no previous prototype for 'arch_sync_dma_for_cpu_all' [-Wmissing-prototypes]
      67 | void arch_sync_dma_for_cpu_all(void)
         |      ^~~~~~~~~~~~~~~~~~~~~~~~~


vim +/phys_to_dma +43 arch/mips/bmips/dma.c

    42	
  > 43	dma_addr_t phys_to_dma(struct device *dev, phys_addr_t pa)
    44	{
    45		struct bmips_dma_range *r;
    46	
    47		for (r = bmips_dma_ranges; r && r->size; r++) {
    48			if (pa >= r->child_addr &&
    49			    pa < (r->child_addr + r->size))
    50				return pa - r->child_addr + r->parent_addr;
    51		}
    52		return pa;
    53	}
    54	

---
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: 35136 bytes --]

WARNING: multiple messages have this Message-ID (diff)
From: kernel test robot <lkp@intel.com>
To: kbuild-all@lists.01.org
Subject: arch/mips/bmips/dma.c:43:12: warning: no previous prototype for 'phys_to_dma'
Date: Thu, 14 Jan 2021 10:05:30 +0800	[thread overview]
Message-ID: <202101141025.hy9miqpP-lkp@intel.com> (raw)

[-- Attachment #1: Type: text/plain, Size: 2399 bytes --]

Hi Christoph,

FYI, the error/warning still remains.

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   65f0d2414b7079556fbbcc070b3d1c9f9587606d
commit: 5ceda74093a5c1c3f42a02b894df031f3bbc9af1 dma-direct: rename and cleanup __phys_to_dma
date:   4 months ago
config: mips-randconfig-r023-20210113 (attached as .config)
compiler: mips-linux-gcc (GCC) 9.3.0
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=5ceda74093a5c1c3f42a02b894df031f3bbc9af1
        git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
        git fetch --no-tags linus master
        git checkout 5ceda74093a5c1c3f42a02b894df031f3bbc9af1
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=mips 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>

All warnings (new ones prefixed by >>):

>> arch/mips/bmips/dma.c:43:12: warning: no previous prototype for 'phys_to_dma' [-Wmissing-prototypes]
      43 | dma_addr_t phys_to_dma(struct device *dev, phys_addr_t pa)
         |            ^~~~~~~~~~~
   arch/mips/bmips/dma.c:55:13: warning: no previous prototype for 'dma_to_phys' [-Wmissing-prototypes]
      55 | phys_addr_t dma_to_phys(struct device *dev, dma_addr_t dma_addr)
         |             ^~~~~~~~~~~
   arch/mips/bmips/dma.c:67:6: warning: no previous prototype for 'arch_sync_dma_for_cpu_all' [-Wmissing-prototypes]
      67 | void arch_sync_dma_for_cpu_all(void)
         |      ^~~~~~~~~~~~~~~~~~~~~~~~~


vim +/phys_to_dma +43 arch/mips/bmips/dma.c

    42	
  > 43	dma_addr_t phys_to_dma(struct device *dev, phys_addr_t pa)
    44	{
    45		struct bmips_dma_range *r;
    46	
    47		for (r = bmips_dma_ranges; r && r->size; r++) {
    48			if (pa >= r->child_addr &&
    49			    pa < (r->child_addr + r->size))
    50				return pa - r->child_addr + r->parent_addr;
    51		}
    52		return pa;
    53	}
    54	

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org

[-- Attachment #2: config.gz --]
[-- Type: application/gzip, Size: 35136 bytes --]

             reply	other threads:[~2021-01-14  2:08 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-01-14  2:05 kernel test robot [this message]
2021-01-14  2:05 ` arch/mips/bmips/dma.c:43:12: warning: no previous prototype for 'phys_to_dma' kernel test robot
  -- strict thread matches above, loose matches on Subject: below --
2021-02-21 19:25 kernel test robot
2021-02-21 19:25 ` kernel test robot
2020-10-21  3:03 kernel test robot
2020-10-21  3:03 ` 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=202101141025.hy9miqpP-lkp@intel.com \
    --to=lkp@intel.com \
    --cc=hch@lst.de \
    --cc=kbuild-all@lists.01.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=robin.murphy@arm.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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.