From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.8]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 4DCA7288CB2 for ; Mon, 14 Apr 2025 18:01:38 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.8 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1744653702; cv=none; b=Eaujaie/OoE1DL7V5AnDpzrsZxu+nvsh3dX7n8YNyMebFbE7WBu++ChaYOJEQz5LZtfCcZhwKf6v+z8u1goI8/ejQVLOhR2QSBjMdscDboD5HsXDTPYnGhSiDVJH5Jg5XjL59PK6T/TjpXoQZLk+KvUjWZju3+s0rrvCE5lo4kI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1744653702; c=relaxed/simple; bh=G7PxkYqPYv3OuWhhgnZ02TsFSmlFOr6o2vQSKFes5m0=; h=Date:From:To:Cc:Subject:Message-ID:MIME-Version:Content-Type: Content-Disposition; b=WV+igyFuvNY86gP1oGCoxlNwePAHIhAyf5xlRkgfSa9uzVVERIv1TItM9mHJph+6XcztLJI/iNjqnObn7eWhkbfdK8lcrKqrOD7WFDBngkjpQ8lskaTSCpMmNv+flGRGBfvfRVvV3K5HUYA8zqK9B2vQVtUGUUCMYVomh7zq9DU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=OeLjm0Mg; arc=none smtp.client-ip=192.198.163.8 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="OeLjm0Mg" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1744653699; x=1776189699; h=date:from:to:cc:subject:message-id:mime-version; bh=G7PxkYqPYv3OuWhhgnZ02TsFSmlFOr6o2vQSKFes5m0=; b=OeLjm0Mg9VvMaKL0O7GRvOyeJ47f+0f4xscd/Bys2a3qeAS2Z2nNlNSf vXPR+c3MLDdQk6EBskLGZZ59zSNiNHLDgUKj1BSSCSdqBW6nhlkkYk46g p9Y0S1d5SuTWsX7093vqbuN3A/tc0tCpGM0pFi4Pfa4zN/5odu45AWemN +U79GLC5uizUvCxoCn98KFQBUR/Vl/LjUyJlRt+77OqQ91qpgxMW6SARk dtX/XXY6hnre9Z9hX70glLjrgGYzxZTyxfXnu4Ia3S6zmDboCx4IHMthw S/QVJUWLgyru9HcIAvGEekPQ7/vIunKcgxPpBl1eE2VDw+LuVTwnck2/6 A==; X-CSE-ConnectionGUID: gcwySwEGQ66+S8Q2jh//+g== X-CSE-MsgGUID: X2M79tlmS+u6lDEuHnd8EQ== X-IronPort-AV: E=McAfee;i="6700,10204,11403"; a="63680507" X-IronPort-AV: E=Sophos;i="6.15,212,1739865600"; d="scan'208";a="63680507" Received: from fmviesa007.fm.intel.com ([10.60.135.147]) by fmvoesa102.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 14 Apr 2025 11:01:38 -0700 X-CSE-ConnectionGUID: h7BjMY/wQ2Oy1DbBMygCSA== X-CSE-MsgGUID: Q4S2C2njQ4CuFzdtXNKz2g== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.15,212,1739865600"; d="scan'208";a="129888200" Received: from lkp-server01.sh.intel.com (HELO b207828170a5) ([10.239.97.150]) by fmviesa007.fm.intel.com with ESMTP; 14 Apr 2025 11:01:37 -0700 Received: from kbuild by b207828170a5 with local (Exim 4.96) (envelope-from ) id 1u4O7j-000EXz-0U; Mon, 14 Apr 2025 18:01:35 +0000 Date: Tue, 15 Apr 2025 02:01:02 +0800 From: kernel test robot To: Dave Penkler Cc: oe-kbuild-all@lists.linux.dev, linux-kernel@vger.kernel.org Subject: drivers/staging/gpib/eastwood/fluke_gpib.c:1013:19: warning: assignment makes pointer from integer without a cast Message-ID: <202504150249.sGJCdyor-lkp@intel.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 8ffd015db85fea3e15a77027fda6c02ced4d2444 commit: 165e8cc3cfec9ef51f3376b0d49b115294f34f3b staging: gpib: Add KBUILD files for GPIB drivers date: 6 months ago config: s390-randconfig-002-20250415 (https://download.01.org/0day-ci/archive/20250415/202504150249.sGJCdyor-lkp@intel.com/config) compiler: s390-linux-gcc (GCC) 7.5.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250415/202504150249.sGJCdyor-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/202504150249.sGJCdyor-lkp@intel.com/ All warnings (new ones prefixed by >>): drivers/staging/gpib/eastwood/fluke_gpib.c: In function 'fluke_line_status': drivers/staging/gpib/eastwood/fluke_gpib.c:196:23: warning: variable 'nec_priv' set but not used [-Wunused-but-set-variable] struct nec7210_priv *nec_priv; ^~~~~~~~ drivers/staging/gpib/eastwood/fluke_gpib.c: In function 'fluke_attach_impl': drivers/staging/gpib/eastwood/fluke_gpib.c:1013:21: error: implicit declaration of function 'ioremap'; did you mean 'iounmap'? [-Werror=implicit-function-declaration] nec_priv->iobase = ioremap(e_priv->gpib_iomem_res->start, ^~~~~~~ iounmap >> drivers/staging/gpib/eastwood/fluke_gpib.c:1013:19: warning: assignment makes pointer from integer without a cast [-Wint-conversion] nec_priv->iobase = ioremap(e_priv->gpib_iomem_res->start, ^ drivers/staging/gpib/eastwood/fluke_gpib.c:1050:33: warning: assignment makes pointer from integer without a cast [-Wint-conversion] e_priv->write_transfer_counter = ioremap(e_priv->write_transfer_counter_res->start, ^ In file included from drivers/staging/gpib/eastwood/fluke_gpib.c:10:0: At top level: drivers/staging/gpib/eastwood/fluke_gpib.h:140:18: warning: 'fluke_num_regs' defined but not used [-Wunused-const-variable=] static const int fluke_num_regs = 8; ^~~~~~~~~~~~~~ In file included from drivers/staging/gpib/include/nec7210.h:17:0, from drivers/staging/gpib/eastwood/fluke_gpib.h:13, from drivers/staging/gpib/eastwood/fluke_gpib.c:10: drivers/staging/gpib/include/nec7210_registers.h:21:18: warning: 'nec7210_num_registers' defined but not used [-Wunused-const-variable=] static const int nec7210_num_registers = 8; ^~~~~~~~~~~~~~~~~~~~~ In file included from drivers/staging/gpib/include/gpib_types.h:16:0, from drivers/staging/gpib/include/nec7210.h:16, from drivers/staging/gpib/eastwood/fluke_gpib.h:13, from drivers/staging/gpib/eastwood/fluke_gpib.c:10: drivers/staging/gpib/uapi/gpib_user.h:344:18: warning: 'request_service_bit' defined but not used [-Wunused-const-variable=] static const int request_service_bit = 0x40; ^~~~~~~~~~~~~~~~~~~ drivers/staging/gpib/uapi/gpib_user.h:264:18: warning: 'gpib_addr_max' defined but not used [-Wunused-const-variable=] static const int gpib_addr_max = 30; /* max address for primary/secondary gpib addresses */ ^~~~~~~~~~~~~ drivers/staging/gpib/uapi/gpib_user.h:212:22: warning: 'gpib_command_mask' defined but not used [-Wunused-const-variable=] static const uint8_t gpib_command_mask = 0x7f; ^~~~~~~~~~~~~~~~~ drivers/staging/gpib/uapi/gpib_user.h:53:18: warning: 'board_status_mask' defined but not used [-Wunused-const-variable=] static const int board_status_mask = ERR | TIMO | END | CMPL | SPOLL | ^~~~~~~~~~~~~~~~~ drivers/staging/gpib/uapi/gpib_user.h:52:18: warning: 'device_status_mask' defined but not used [-Wunused-const-variable=] static const int device_status_mask = ERR | TIMO | END | CMPL | RQS; ^~~~~~~~~~~~~~~~~~ cc1: some warnings being treated as errors vim +1013 drivers/staging/gpib/eastwood/fluke_gpib.c 55936779f496129 Dave Penkler 2024-09-18 973 55936779f496129 Dave Penkler 2024-09-18 974 static int fluke_attach_impl(gpib_board_t *board, const gpib_board_config_t *config, 55936779f496129 Dave Penkler 2024-09-18 975 unsigned int handshake_mode) 55936779f496129 Dave Penkler 2024-09-18 976 { 55936779f496129 Dave Penkler 2024-09-18 977 struct fluke_priv *e_priv; 55936779f496129 Dave Penkler 2024-09-18 978 struct nec7210_priv *nec_priv; 55936779f496129 Dave Penkler 2024-09-18 979 int isr_flags = 0; 55936779f496129 Dave Penkler 2024-09-18 980 int retval; 55936779f496129 Dave Penkler 2024-09-18 981 int irq; 55936779f496129 Dave Penkler 2024-09-18 982 struct resource *res; 55936779f496129 Dave Penkler 2024-09-18 983 dma_cap_mask_t dma_cap; 55936779f496129 Dave Penkler 2024-09-18 984 55936779f496129 Dave Penkler 2024-09-18 985 if (!fluke_gpib_pdev) { 55936779f496129 Dave Penkler 2024-09-18 986 pr_err("No gpib platform device was found, attach failed.\n"); 55936779f496129 Dave Penkler 2024-09-18 987 return -ENODEV; 55936779f496129 Dave Penkler 2024-09-18 988 } 55936779f496129 Dave Penkler 2024-09-18 989 55936779f496129 Dave Penkler 2024-09-18 990 retval = fluke_generic_attach(board); 55936779f496129 Dave Penkler 2024-09-18 991 if (retval) 55936779f496129 Dave Penkler 2024-09-18 992 return retval; 55936779f496129 Dave Penkler 2024-09-18 993 55936779f496129 Dave Penkler 2024-09-18 994 e_priv = board->private_data; 55936779f496129 Dave Penkler 2024-09-18 995 nec_priv = &e_priv->nec7210_priv; 55936779f496129 Dave Penkler 2024-09-18 996 nec_priv->offset = fluke_reg_offset; 55936779f496129 Dave Penkler 2024-09-18 997 board->dev = &fluke_gpib_pdev->dev; 55936779f496129 Dave Penkler 2024-09-18 998 55936779f496129 Dave Penkler 2024-09-18 999 res = platform_get_resource(fluke_gpib_pdev, IORESOURCE_MEM, 0); 55936779f496129 Dave Penkler 2024-09-18 1000 if (!res) { 55936779f496129 Dave Penkler 2024-09-18 1001 dev_err(&fluke_gpib_pdev->dev, "Unable to locate mmio resource for cb7210 gpib\n"); 55936779f496129 Dave Penkler 2024-09-18 1002 return -ENODEV; 55936779f496129 Dave Penkler 2024-09-18 1003 } 55936779f496129 Dave Penkler 2024-09-18 1004 55936779f496129 Dave Penkler 2024-09-18 1005 if (request_mem_region(res->start, 55936779f496129 Dave Penkler 2024-09-18 1006 resource_size(res), 55936779f496129 Dave Penkler 2024-09-18 1007 fluke_gpib_pdev->name) == NULL) { 55936779f496129 Dave Penkler 2024-09-18 1008 dev_err(&fluke_gpib_pdev->dev, "cannot claim registers\n"); 55936779f496129 Dave Penkler 2024-09-18 1009 return -ENXIO; 55936779f496129 Dave Penkler 2024-09-18 1010 } 55936779f496129 Dave Penkler 2024-09-18 1011 e_priv->gpib_iomem_res = res; 55936779f496129 Dave Penkler 2024-09-18 1012 55936779f496129 Dave Penkler 2024-09-18 @1013 nec_priv->iobase = ioremap(e_priv->gpib_iomem_res->start, 55936779f496129 Dave Penkler 2024-09-18 1014 resource_size(e_priv->gpib_iomem_res)); 55936779f496129 Dave Penkler 2024-09-18 1015 pr_info("gpib: iobase %lx remapped to %p, length=%d\n", 55936779f496129 Dave Penkler 2024-09-18 1016 (unsigned long)e_priv->gpib_iomem_res->start, 55936779f496129 Dave Penkler 2024-09-18 1017 nec_priv->iobase, (int)resource_size(e_priv->gpib_iomem_res)); 55936779f496129 Dave Penkler 2024-09-18 1018 if (!nec_priv->iobase) { 55936779f496129 Dave Penkler 2024-09-18 1019 dev_err(&fluke_gpib_pdev->dev, "Could not map I/O memory\n"); 55936779f496129 Dave Penkler 2024-09-18 1020 return -ENOMEM; 55936779f496129 Dave Penkler 2024-09-18 1021 } 55936779f496129 Dave Penkler 2024-09-18 1022 55936779f496129 Dave Penkler 2024-09-18 1023 res = platform_get_resource(fluke_gpib_pdev, IORESOURCE_MEM, 1); 55936779f496129 Dave Penkler 2024-09-18 1024 if (!res) { 55936779f496129 Dave Penkler 2024-09-18 1025 dev_err(&fluke_gpib_pdev->dev, "Unable to locate mmio resource for gpib dma port\n"); 55936779f496129 Dave Penkler 2024-09-18 1026 return -ENODEV; 55936779f496129 Dave Penkler 2024-09-18 1027 } 55936779f496129 Dave Penkler 2024-09-18 1028 if (request_mem_region(res->start, 55936779f496129 Dave Penkler 2024-09-18 1029 resource_size(res), 55936779f496129 Dave Penkler 2024-09-18 1030 fluke_gpib_pdev->name) == NULL) { 55936779f496129 Dave Penkler 2024-09-18 1031 dev_err(&fluke_gpib_pdev->dev, "cannot claim registers\n"); 55936779f496129 Dave Penkler 2024-09-18 1032 return -ENXIO; 55936779f496129 Dave Penkler 2024-09-18 1033 } 55936779f496129 Dave Penkler 2024-09-18 1034 e_priv->dma_port_res = res; 55936779f496129 Dave Penkler 2024-09-18 1035 55936779f496129 Dave Penkler 2024-09-18 1036 res = platform_get_resource(fluke_gpib_pdev, IORESOURCE_MEM, 2); 55936779f496129 Dave Penkler 2024-09-18 1037 if (!res) { 55936779f496129 Dave Penkler 2024-09-18 1038 dev_err(&fluke_gpib_pdev->dev, "Unable to locate mmio resource for write transfer counter\n"); 55936779f496129 Dave Penkler 2024-09-18 1039 return -ENODEV; 55936779f496129 Dave Penkler 2024-09-18 1040 } 55936779f496129 Dave Penkler 2024-09-18 1041 55936779f496129 Dave Penkler 2024-09-18 1042 if (request_mem_region(res->start, 55936779f496129 Dave Penkler 2024-09-18 1043 resource_size(res), 55936779f496129 Dave Penkler 2024-09-18 1044 fluke_gpib_pdev->name) == NULL) { 55936779f496129 Dave Penkler 2024-09-18 1045 dev_err(&fluke_gpib_pdev->dev, "cannot claim registers\n"); 55936779f496129 Dave Penkler 2024-09-18 1046 return -ENXIO; 55936779f496129 Dave Penkler 2024-09-18 1047 } 55936779f496129 Dave Penkler 2024-09-18 1048 e_priv->write_transfer_counter_res = res; 55936779f496129 Dave Penkler 2024-09-18 1049 55936779f496129 Dave Penkler 2024-09-18 1050 e_priv->write_transfer_counter = ioremap(e_priv->write_transfer_counter_res->start, 55936779f496129 Dave Penkler 2024-09-18 1051 resource_size(e_priv->write_transfer_counter_res)); 55936779f496129 Dave Penkler 2024-09-18 1052 pr_info("gpib: write transfer counter %lx remapped to %p, length=%d\n", 55936779f496129 Dave Penkler 2024-09-18 1053 (unsigned long)e_priv->write_transfer_counter_res->start, 55936779f496129 Dave Penkler 2024-09-18 1054 e_priv->write_transfer_counter, 55936779f496129 Dave Penkler 2024-09-18 1055 (int)resource_size(e_priv->write_transfer_counter_res)); 55936779f496129 Dave Penkler 2024-09-18 1056 if (!e_priv->write_transfer_counter) { 55936779f496129 Dave Penkler 2024-09-18 1057 dev_err(&fluke_gpib_pdev->dev, "Could not map I/O memory\n"); 55936779f496129 Dave Penkler 2024-09-18 1058 return -ENOMEM; 55936779f496129 Dave Penkler 2024-09-18 1059 } 55936779f496129 Dave Penkler 2024-09-18 1060 55936779f496129 Dave Penkler 2024-09-18 1061 irq = platform_get_irq(fluke_gpib_pdev, 0); 55936779f496129 Dave Penkler 2024-09-18 1062 pr_info("gpib: irq %d\n", irq); 55936779f496129 Dave Penkler 2024-09-18 1063 if (irq < 0) { 55936779f496129 Dave Penkler 2024-09-18 1064 dev_err(&fluke_gpib_pdev->dev, "fluke_gpib: request for IRQ failed\n"); 55936779f496129 Dave Penkler 2024-09-18 1065 return -EBUSY; 55936779f496129 Dave Penkler 2024-09-18 1066 } 55936779f496129 Dave Penkler 2024-09-18 1067 retval = request_irq(irq, fluke_gpib_interrupt, isr_flags, fluke_gpib_pdev->name, board); 55936779f496129 Dave Penkler 2024-09-18 1068 if (retval) { 55936779f496129 Dave Penkler 2024-09-18 1069 dev_err(&fluke_gpib_pdev->dev, 55936779f496129 Dave Penkler 2024-09-18 1070 "cannot register interrupt handler err=%d\n", 55936779f496129 Dave Penkler 2024-09-18 1071 retval); 55936779f496129 Dave Penkler 2024-09-18 1072 return retval; 55936779f496129 Dave Penkler 2024-09-18 1073 } 55936779f496129 Dave Penkler 2024-09-18 1074 e_priv->irq = irq; 55936779f496129 Dave Penkler 2024-09-18 1075 55936779f496129 Dave Penkler 2024-09-18 1076 dma_cap_zero(dma_cap); 55936779f496129 Dave Penkler 2024-09-18 1077 dma_cap_set(DMA_SLAVE, dma_cap); 55936779f496129 Dave Penkler 2024-09-18 1078 e_priv->dma_channel = dma_request_channel(dma_cap, gpib_dma_channel_filter, NULL); 55936779f496129 Dave Penkler 2024-09-18 1079 if (!e_priv->dma_channel) { 55936779f496129 Dave Penkler 2024-09-18 1080 pr_err("fluke_gpib: failed to allocate a dma channel.\n"); 55936779f496129 Dave Penkler 2024-09-18 1081 // we don't error out here because unaccel interface will still 55936779f496129 Dave Penkler 2024-09-18 1082 // work without dma 55936779f496129 Dave Penkler 2024-09-18 1083 } 55936779f496129 Dave Penkler 2024-09-18 1084 55936779f496129 Dave Penkler 2024-09-18 1085 return fluke_init(e_priv, board, handshake_mode); 55936779f496129 Dave Penkler 2024-09-18 1086 } 55936779f496129 Dave Penkler 2024-09-18 1087 :::::: The code at line 1013 was first introduced by commit :::::: 55936779f4961299efa99a6843c8ff3b019d3858 staging: gpib: Add Fluke cda based cards GPIB driver :::::: TO: Dave Penkler :::::: CC: Greg Kroah-Hartman -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki