From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id B68EFC4332F for ; Tue, 7 Nov 2023 13:09:51 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235055AbjKGNJv (ORCPT ); Tue, 7 Nov 2023 08:09:51 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42390 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234856AbjKGNJi (ORCPT ); Tue, 7 Nov 2023 08:09:38 -0500 Received: from mgamail.intel.com (mgamail.intel.com [192.55.52.120]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 68BA330F1 for ; Tue, 7 Nov 2023 04:37:00 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1699360620; x=1730896620; h=date:from:to:cc:subject:message-id:mime-version; bh=Cxa1gM0mSw6ba3PDaBM8x+FrtnAjAsqdocqTmiZ4ay0=; b=gllLcn0SKhUxZh4+liAkiwqULTb+SASDp2LaTQC+xQAUQXt0PPEovpyI DoJsLkH2LmlNqwTPO5YgFONgVoudfRIegGy9aPZneQqasU87biV6n1cC/ Nn5St1Nrvu61FZZlchU1fiPIVTFDDUYzogoBB//yJg1eYGWbB76yUBRni mFM+Ud8e4MnUg5leOBAPTasGGlOmW2pR6X/xUdJyxS5xH7Uhy5dRY6BUP HAy6ljxUAc7h6R8MSiX5UQCCtthTx92BlcAbG3t2ZU94OfLqWZcd0Fw+S wqQ/alQ8m2iQg25kx7pXxbUyyZXbDL0PpIgk8uq6B+HxZzIOU5OG/I9wi w==; X-IronPort-AV: E=McAfee;i="6600,9927,10886"; a="388370362" X-IronPort-AV: E=Sophos;i="6.03,283,1694761200"; d="scan'208";a="388370362" Received: from orsmga007.jf.intel.com ([10.7.209.58]) by fmsmga104.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 07 Nov 2023 04:37:00 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10886"; a="756177363" X-IronPort-AV: E=Sophos;i="6.03,283,1694761200"; d="scan'208";a="756177363" Received: from lkp-server01.sh.intel.com (HELO 17d9e85e5079) ([10.239.97.150]) by orsmga007.jf.intel.com with ESMTP; 07 Nov 2023 04:36:58 -0800 Received: from kbuild by 17d9e85e5079 with local (Exim 4.96) (envelope-from ) id 1r0LKC-000760-0Y; Tue, 07 Nov 2023 12:36:56 +0000 Date: Tue, 7 Nov 2023 20:36:45 +0800 From: kernel test robot To: Sui Jingfeng Cc: oe-kbuild-all@lists.linux.dev, linux-kernel@vger.kernel.org Subject: drivers/gpu/drm/loongson/lsdc_benchmark.c:27:35: sparse: sparse: incorrect type in argument 1 (different address spaces) Message-ID: <202311072011.DZIBU3k2-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: be3ca57cfb777ad820c6659d52e60bbdd36bf5ff commit: f39db26c54281da6a785259498ca74b5e470476f drm: Add kms driver for loongson display controller date: 4 months ago config: powerpc-randconfig-r113-20231106 (https://download.01.org/0day-ci/archive/20231107/202311072011.DZIBU3k2-lkp@intel.com/config) compiler: powerpc-linux-gcc (GCC) 13.2.0 reproduce: (https://download.01.org/0day-ci/archive/20231107/202311072011.DZIBU3k2-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/202311072011.DZIBU3k2-lkp@intel.com/ sparse warnings: (new ones prefixed by >>) >> drivers/gpu/drm/loongson/lsdc_benchmark.c:27:35: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *d @@ got void *kptr @@ drivers/gpu/drm/loongson/lsdc_benchmark.c:27:35: sparse: expected void volatile [noderef] __iomem *d drivers/gpu/drm/loongson/lsdc_benchmark.c:27:35: sparse: got void *kptr >> drivers/gpu/drm/loongson/lsdc_benchmark.c:42:51: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void const volatile [noderef] __iomem *s @@ got void *kptr @@ drivers/gpu/drm/loongson/lsdc_benchmark.c:42:51: sparse: expected void const volatile [noderef] __iomem *s drivers/gpu/drm/loongson/lsdc_benchmark.c:42:51: sparse: got void *kptr vim +27 drivers/gpu/drm/loongson/lsdc_benchmark.c 12 13 typedef void (*lsdc_copy_proc_t)(struct lsdc_bo *src_bo, 14 struct lsdc_bo *dst_bo, 15 unsigned int size, 16 int n); 17 18 static void lsdc_copy_gtt_to_vram_cpu(struct lsdc_bo *src_bo, 19 struct lsdc_bo *dst_bo, 20 unsigned int size, 21 int n) 22 { 23 lsdc_bo_kmap(src_bo); 24 lsdc_bo_kmap(dst_bo); 25 26 while (n--) > 27 memcpy_toio(dst_bo->kptr, src_bo->kptr, size); 28 29 lsdc_bo_kunmap(src_bo); 30 lsdc_bo_kunmap(dst_bo); 31 } 32 33 static void lsdc_copy_vram_to_gtt_cpu(struct lsdc_bo *src_bo, 34 struct lsdc_bo *dst_bo, 35 unsigned int size, 36 int n) 37 { 38 lsdc_bo_kmap(src_bo); 39 lsdc_bo_kmap(dst_bo); 40 41 while (n--) > 42 memcpy_fromio(dst_bo->kptr, src_bo->kptr, size); 43 44 lsdc_bo_kunmap(src_bo); 45 lsdc_bo_kunmap(dst_bo); 46 } 47 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki