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Thu, 30 Nov 2023 12:56:09 +0000 Date: Thu, 30 Nov 2023 20:55:37 +0800 From: kernel test robot To: Baoquan He Cc: oe-kbuild-all@lists.linux.dev, linux-kernel@vger.kernel.org, Andrew Morton , Linux Memory Management List , Christoph Hellwig , "Mike Rapoport (IBM)" Subject: drivers/video/fbdev/imsttfb.c:1561:20: sparse: sparse: incorrect type in argument 1 (different address spaces) Message-ID: <202311302054.loV1YuMw-lkp@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 3b47bc037bd44f142ac09848e8d3ecccc726be99 commit: 426b313f356a314af335899c51250dc0f49cd4a7 parisc: mm: convert to GENERIC_IOREMAP date: 3 months ago config: parisc-randconfig-m041-20230821 (https://download.01.org/0day-ci/archive/20231130/202311302054.loV1YuMw-lkp@intel.com/config) compiler: hppa-linux-gcc (GCC) 12.3.0 reproduce: (https://download.01.org/0day-ci/archive/20231130/202311302054.loV1YuMw-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 | Closes: https://lore.kernel.org/oe-kbuild-all/202311302054.loV1YuMw-lkp@intel.com/ sparse warnings: (new ones prefixed by >>) drivers/video/fbdev/imsttfb.c:1524:30: sparse: sparse: cast removes address space '__iomem' of expression drivers/video/fbdev/imsttfb.c:1524:27: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected char [noderef] __iomem *screen_base @@ got unsigned char [usertype] * @@ drivers/video/fbdev/imsttfb.c:1524:27: sparse: expected char [noderef] __iomem *screen_base drivers/video/fbdev/imsttfb.c:1524:27: sparse: got unsigned char [usertype] * drivers/video/fbdev/imsttfb.c:1533:27: sparse: sparse: cast removes address space '__iomem' of expression >> drivers/video/fbdev/imsttfb.c:1561:20: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got unsigned char [usertype] *cmap_regs @@ drivers/video/fbdev/imsttfb.c:1561:20: sparse: expected void volatile [noderef] __iomem *addr drivers/video/fbdev/imsttfb.c:1561:20: sparse: got unsigned char [usertype] *cmap_regs drivers/video/fbdev/imsttfb.c:1361:15: sparse: sparse: cast removes address space '__iomem' of expression drivers/video/fbdev/imsttfb.c:1362:16: sparse: sparse: cast removes address space '__iomem' of expression -- >> drivers/video/fbdev/aty/atyfb_base.c:3734:37: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got unsigned char [usertype] *addr @@ drivers/video/fbdev/aty/atyfb_base.c:3734:37: sparse: expected void volatile [noderef] __iomem *addr drivers/video/fbdev/aty/atyfb_base.c:3734:37: sparse: got unsigned char [usertype] *addr drivers/video/fbdev/aty/atyfb_base.c:1787:15: sparse: sparse: self-comparison always evaluates to false vim +1561 drivers/video/fbdev/imsttfb.c ^1da177e4c3f41 drivers/video/imsttfb.c Linus Torvalds 2005-04-16 1553 48c68c4f1b5424 drivers/video/imsttfb.c Greg Kroah-Hartman 2012-12-21 1554 static void imsttfb_remove(struct pci_dev *pdev) ^1da177e4c3f41 drivers/video/imsttfb.c Linus Torvalds 2005-04-16 1555 { ^1da177e4c3f41 drivers/video/imsttfb.c Linus Torvalds 2005-04-16 1556 struct fb_info *info = pci_get_drvdata(pdev); 94f9e09ce531d4 drivers/video/imsttfb.c Antonino A. Daplas 2006-01-09 1557 struct imstt_par *par = info->par; ^1da177e4c3f41 drivers/video/imsttfb.c Linus Torvalds 2005-04-16 1558 int size = pci_resource_len(pdev, 0); ^1da177e4c3f41 drivers/video/imsttfb.c Linus Torvalds 2005-04-16 1559 ^1da177e4c3f41 drivers/video/imsttfb.c Linus Torvalds 2005-04-16 1560 unregister_framebuffer(info); ^1da177e4c3f41 drivers/video/imsttfb.c Linus Torvalds 2005-04-16 @1561 iounmap(par->cmap_regs); ^1da177e4c3f41 drivers/video/imsttfb.c Linus Torvalds 2005-04-16 1562 iounmap(par->dc_regs); ^1da177e4c3f41 drivers/video/imsttfb.c Linus Torvalds 2005-04-16 1563 iounmap(info->screen_base); ^1da177e4c3f41 drivers/video/imsttfb.c Linus Torvalds 2005-04-16 1564 release_mem_region(info->fix.smem_start, size); 94f9e09ce531d4 drivers/video/imsttfb.c Antonino A. Daplas 2006-01-09 1565 framebuffer_release(info); ^1da177e4c3f41 drivers/video/imsttfb.c Linus Torvalds 2005-04-16 1566 } ^1da177e4c3f41 drivers/video/imsttfb.c Linus Torvalds 2005-04-16 1567 :::::: The code at line 1561 was first introduced by commit :::::: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 Linux-2.6.12-rc2 :::::: TO: Linus Torvalds :::::: CC: Linus Torvalds -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki