linux-mm.kvack.org archive mirror
 help / color / mirror / Atom feed
From: kernel test robot <lkp@intel.com>
To: Marco Elver <elver@google.com>
Cc: oe-kbuild-all@lists.linux.dev, linux-kernel@vger.kernel.org,
	Andrew Morton <akpm@linux-foundation.org>,
	Linux Memory Management List <linux-mm@kvack.org>
Subject: drivers/video/fbdev/atmel_lcdfb.c:342:9: sparse: sparse: incorrect type in argument 1 (different address spaces)
Date: Sat, 9 Dec 2023 00:34:44 +0800	[thread overview]
Message-ID: <202312090019.Qaf0s7b7-lkp@intel.com> (raw)

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   5e3f5b81de80c98338bcb47c233aebefee5a4801
commit: 90db9dbedd26ce029f3a0f8d2cbd3a142f452408 kasan, powerpc: don't rename memintrinsics if compiler adds prefixes
date:   9 months ago
config: powerpc-randconfig-r132-20231117 (https://download.01.org/0day-ci/archive/20231209/202312090019.Qaf0s7b7-lkp@intel.com/config)
compiler: powerpc-linux-gcc (GCC) 13.2.0
reproduce: (https://download.01.org/0day-ci/archive/20231209/202312090019.Qaf0s7b7-lkp@intel.com/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@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202312090019.Qaf0s7b7-lkp@intel.com/

sparse warnings: (new ones prefixed by >>)
   drivers/video/fbdev/atmel_lcdfb.c:334:27: sparse: sparse: incorrect type in assignment (different address spaces) @@     expected char [noderef] __iomem *screen_base @@     got void * @@
   drivers/video/fbdev/atmel_lcdfb.c:334:27: sparse:     expected char [noderef] __iomem *screen_base
   drivers/video/fbdev/atmel_lcdfb.c:334:27: sparse:     got void *
   drivers/video/fbdev/atmel_lcdfb.c:342:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void const * @@     got char [noderef] __iomem *screen_base @@
   drivers/video/fbdev/atmel_lcdfb.c:342:9: sparse:     expected void const *
   drivers/video/fbdev/atmel_lcdfb.c:342:9: sparse:     got char [noderef] __iomem *screen_base
   drivers/video/fbdev/atmel_lcdfb.c:342:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void const * @@     got char [noderef] __iomem *screen_base @@
   drivers/video/fbdev/atmel_lcdfb.c:342:9: sparse:     expected void const *
   drivers/video/fbdev/atmel_lcdfb.c:342:9: sparse:     got char [noderef] __iomem *screen_base
>> drivers/video/fbdev/atmel_lcdfb.c:342:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *p @@     got char [noderef] __iomem *screen_base @@
   drivers/video/fbdev/atmel_lcdfb.c:342:9: sparse:     expected void *p
   drivers/video/fbdev/atmel_lcdfb.c:342:9: sparse:     got char [noderef] __iomem *screen_base
   drivers/video/fbdev/atmel_lcdfb.c: note: in included file (through include/linux/mmzone.h, include/linux/gfp.h, include/linux/xarray.h, ...):
   include/linux/page-flags.h:246:46: sparse: sparse: self-comparison always evaluates to false
   drivers/video/fbdev/atmel_lcdfb.c:313:59: sparse: sparse: incorrect type in argument 3 (different address spaces) @@     expected void *cpu_addr @@     got char [noderef] __iomem *screen_base @@
   drivers/video/fbdev/atmel_lcdfb.c:313:59: sparse:     expected void *cpu_addr
   drivers/video/fbdev/atmel_lcdfb.c:313:59: sparse:     got char [noderef] __iomem *screen_base
   drivers/video/fbdev/atmel_lcdfb.c:313:59: sparse: sparse: incorrect type in argument 3 (different address spaces) @@     expected void *cpu_addr @@     got char [noderef] __iomem *screen_base @@
   drivers/video/fbdev/atmel_lcdfb.c:313:59: sparse:     expected void *cpu_addr
   drivers/video/fbdev/atmel_lcdfb.c:313:59: sparse:     got char [noderef] __iomem *screen_base
--
   drivers/mtd/nand/raw/hisi504_nand.c:362:26: sparse: sparse: cast removes address space '__iomem' of expression
   drivers/mtd/nand/raw/hisi504_nand.c:367:26: sparse: sparse: cast removes address space '__iomem' of expression
   drivers/mtd/nand/raw/hisi504_nand.c:465:17: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void const * @@     got void [noderef] __iomem *mmio @@
   drivers/mtd/nand/raw/hisi504_nand.c:465:17: sparse:     expected void const *
   drivers/mtd/nand/raw/hisi504_nand.c:465:17: sparse:     got void [noderef] __iomem *mmio
   drivers/mtd/nand/raw/hisi504_nand.c:465:17: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void const * @@     got void [noderef] __iomem *mmio @@
   drivers/mtd/nand/raw/hisi504_nand.c:465:17: sparse:     expected void const *
   drivers/mtd/nand/raw/hisi504_nand.c:465:17: sparse:     got void [noderef] __iomem *mmio
>> drivers/mtd/nand/raw/hisi504_nand.c:465:17: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *p @@     got void [noderef] __iomem *mmio @@
   drivers/mtd/nand/raw/hisi504_nand.c:465:17: sparse:     expected void *p
   drivers/mtd/nand/raw/hisi504_nand.c:465:17: sparse:     got void [noderef] __iomem *mmio
   drivers/mtd/nand/raw/hisi504_nand.c:477:17: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void const * @@     got void [noderef] __iomem *mmio @@
   drivers/mtd/nand/raw/hisi504_nand.c:477:17: sparse:     expected void const *
   drivers/mtd/nand/raw/hisi504_nand.c:477:17: sparse:     got void [noderef] __iomem *mmio
   drivers/mtd/nand/raw/hisi504_nand.c:477:17: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void const * @@     got void [noderef] __iomem *mmio @@
   drivers/mtd/nand/raw/hisi504_nand.c:477:17: sparse:     expected void const *
   drivers/mtd/nand/raw/hisi504_nand.c:477:17: sparse:     got void [noderef] __iomem *mmio
   drivers/mtd/nand/raw/hisi504_nand.c:477:17: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *p @@     got void [noderef] __iomem *mmio @@
   drivers/mtd/nand/raw/hisi504_nand.c:477:17: sparse:     expected void *p
   drivers/mtd/nand/raw/hisi504_nand.c:477:17: sparse:     got void [noderef] __iomem *mmio
   drivers/mtd/nand/raw/hisi504_nand.c:603:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void const * @@     got void [noderef] __iomem *mmio @@
   drivers/mtd/nand/raw/hisi504_nand.c:603:9: sparse:     expected void const *
   drivers/mtd/nand/raw/hisi504_nand.c:603:9: sparse:     got void [noderef] __iomem *mmio
   drivers/mtd/nand/raw/hisi504_nand.c:603:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void const * @@     got void [noderef] __iomem *mmio @@
   drivers/mtd/nand/raw/hisi504_nand.c:603:9: sparse:     expected void const *
   drivers/mtd/nand/raw/hisi504_nand.c:603:9: sparse:     got void [noderef] __iomem *mmio
   drivers/mtd/nand/raw/hisi504_nand.c:603:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *p @@     got void [noderef] __iomem *mmio @@
   drivers/mtd/nand/raw/hisi504_nand.c:603:9: sparse:     expected void *p
   drivers/mtd/nand/raw/hisi504_nand.c:603:9: sparse:     got void [noderef] __iomem *mmio
   drivers/mtd/nand/raw/hisi504_nand.c: note: in included file (through include/linux/mmzone.h, include/linux/gfp.h, include/linux/xarray.h, ...):
   include/linux/page-flags.h:246:46: sparse: sparse: self-comparison always evaluates to false

vim +342 drivers/video/fbdev/atmel_lcdfb.c

14340586148e7c drivers/video/atmel_lcdfb.c       Nicolas Ferre      2007-05-10  316  
14340586148e7c drivers/video/atmel_lcdfb.c       Nicolas Ferre      2007-05-10  317  /**
14340586148e7c drivers/video/atmel_lcdfb.c       Nicolas Ferre      2007-05-10  318   *	atmel_lcdfb_alloc_video_memory - Allocate framebuffer memory
14340586148e7c drivers/video/atmel_lcdfb.c       Nicolas Ferre      2007-05-10  319   *	@sinfo: the frame buffer to allocate memory for
1d01e83557105e drivers/video/atmel_lcdfb.c       Krzysztof Helt     2009-07-08  320   * 	
1d01e83557105e drivers/video/atmel_lcdfb.c       Krzysztof Helt     2009-07-08  321   * 	This function is called only from the atmel_lcdfb_probe()
1d01e83557105e drivers/video/atmel_lcdfb.c       Krzysztof Helt     2009-07-08  322   * 	so no locking by fb_info->mm_lock around smem_len setting is needed.
14340586148e7c drivers/video/atmel_lcdfb.c       Nicolas Ferre      2007-05-10  323   */
14340586148e7c drivers/video/atmel_lcdfb.c       Nicolas Ferre      2007-05-10  324  static int atmel_lcdfb_alloc_video_memory(struct atmel_lcdfb_info *sinfo)
14340586148e7c drivers/video/atmel_lcdfb.c       Nicolas Ferre      2007-05-10  325  {
14340586148e7c drivers/video/atmel_lcdfb.c       Nicolas Ferre      2007-05-10  326  	struct fb_info *info = sinfo->info;
14340586148e7c drivers/video/atmel_lcdfb.c       Nicolas Ferre      2007-05-10  327  	struct fb_var_screeninfo *var = &info->var;
ea757acad5a518 drivers/video/atmel_lcdfb.c       Haavard Skinnemoen 2008-08-12  328  	unsigned int smem_len;
14340586148e7c drivers/video/atmel_lcdfb.c       Nicolas Ferre      2007-05-10  329  
ea757acad5a518 drivers/video/atmel_lcdfb.c       Haavard Skinnemoen 2008-08-12  330  	smem_len = (var->xres_virtual * var->yres_virtual
14340586148e7c drivers/video/atmel_lcdfb.c       Nicolas Ferre      2007-05-10  331  		    * ((var->bits_per_pixel + 7) / 8));
ea757acad5a518 drivers/video/atmel_lcdfb.c       Haavard Skinnemoen 2008-08-12  332  	info->fix.smem_len = max(smem_len, sinfo->smem_len);
14340586148e7c drivers/video/atmel_lcdfb.c       Nicolas Ferre      2007-05-10  333  
f6e45661f9be54 drivers/video/fbdev/atmel_lcdfb.c Luis R. Rodriguez  2016-01-22 @334  	info->screen_base = dma_alloc_wc(info->device, info->fix.smem_len,
f6e45661f9be54 drivers/video/fbdev/atmel_lcdfb.c Luis R. Rodriguez  2016-01-22  335  					 (dma_addr_t *)&info->fix.smem_start,
f6e45661f9be54 drivers/video/fbdev/atmel_lcdfb.c Luis R. Rodriguez  2016-01-22  336  					 GFP_KERNEL);
14340586148e7c drivers/video/atmel_lcdfb.c       Nicolas Ferre      2007-05-10  337  
14340586148e7c drivers/video/atmel_lcdfb.c       Nicolas Ferre      2007-05-10  338  	if (!info->screen_base) {
14340586148e7c drivers/video/atmel_lcdfb.c       Nicolas Ferre      2007-05-10  339  		return -ENOMEM;
14340586148e7c drivers/video/atmel_lcdfb.c       Nicolas Ferre      2007-05-10  340  	}
14340586148e7c drivers/video/atmel_lcdfb.c       Nicolas Ferre      2007-05-10  341  
01d3a5e7fab773 drivers/video/atmel_lcdfb.c       Haavard Skinnemoen 2008-04-28 @342  	memset(info->screen_base, 0, info->fix.smem_len);
01d3a5e7fab773 drivers/video/atmel_lcdfb.c       Haavard Skinnemoen 2008-04-28  343  
14340586148e7c drivers/video/atmel_lcdfb.c       Nicolas Ferre      2007-05-10  344  	return 0;
14340586148e7c drivers/video/atmel_lcdfb.c       Nicolas Ferre      2007-05-10  345  }
14340586148e7c drivers/video/atmel_lcdfb.c       Nicolas Ferre      2007-05-10  346  

:::::: The code at line 342 was first introduced by commit
:::::: 01d3a5e7fab7732cfc5d5d4533e9378ea435295a atmel_lcdfb: don't initialize a pre-allocated framebuffer

:::::: TO: Haavard Skinnemoen <hskinnemoen@atmel.com>
:::::: CC: Linus Torvalds <torvalds@linux-foundation.org>

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


             reply	other threads:[~2023-12-08 16:35 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-12-08 16:34 kernel test robot [this message]
  -- strict thread matches above, loose matches on Subject: below --
2023-12-14  0:19 kernel test robot
2023-12-05  1:34 kernel test robot
2023-11-17 23:58 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=202312090019.Qaf0s7b7-lkp@intel.com \
    --to=lkp@intel.com \
    --cc=akpm@linux-foundation.org \
    --cc=elver@google.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-mm@kvack.org \
    --cc=oe-kbuild-all@lists.linux.dev \
    /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