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Mon, 14 Feb 2022 19:44:16 +0000 Date: Tue, 15 Feb 2022 03:43:23 +0800 From: kernel test robot To: Srinivas Pandruvada Cc: kbuild-all@lists.01.org, linux-kernel@vger.kernel.org, Daniel Lezcano Subject: drivers/thermal/intel/int340x_thermal/processor_thermal_rapl.c:96:50: sparse: sparse: cast removes address space '__iomem' of expression Message-ID: <202202150359.0tDKN8pA-lkp@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.10.1 (2018-07-13) 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: 754e0b0e35608ed5206d6a67a791563c631cec07 commit: a5923b6c3137b9d4fc2ea1c997f6e4d51ac5d774 thermal: int340x: processor_thermal: Refactor MMIO interface date: 1 year, 2 months ago config: x86_64-randconfig-s022-20220214 (https://download.01.org/0day-ci/archive/20220215/202202150359.0tDKN8pA-lkp@intel.com/config) compiler: gcc-9 (Debian 9.3.0-22) 9.3.0 reproduce: # apt-get install sparse # sparse version: v0.6.4-dirty # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=a5923b6c3137b9d4fc2ea1c997f6e4d51ac5d774 git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout a5923b6c3137b9d4fc2ea1c997f6e4d51ac5d774 # save the config file to linux build tree mkdir build_dir make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=x86_64 SHELL=/bin/bash arch/x86/platform/pvh/ drivers/gpio/ drivers/mailbox/ drivers/media/cec/platform/meson/ drivers/media/cec/platform/tegra/ drivers/media/rc/ drivers/pwm/ drivers/regulator/ drivers/spi/ drivers/thermal/intel/int340x_thermal/ drivers/usb/gadget/udc/ kernel/sched/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot sparse warnings: (new ones prefixed by >>) >> drivers/thermal/intel/int340x_thermal/processor_thermal_rapl.c:96:50: sparse: sparse: cast removes address space '__iomem' of expression drivers/thermal/intel/int340x_thermal/processor_thermal_rapl.c:100:36: sparse: sparse: cast removes address space '__iomem' of expression vim +/__iomem +96 drivers/thermal/intel/int340x_thermal/processor_thermal_rapl.c 81 82 int proc_thermal_rapl_add(struct pci_dev *pdev, struct proc_thermal_device *proc_priv) 83 { 84 const struct rapl_mmio_regs *rapl_regs = &rapl_mmio_default; 85 enum rapl_domain_reg_id reg; 86 enum rapl_domain_type domain; 87 int ret; 88 89 if (!rapl_regs) 90 return 0; 91 92 for (domain = RAPL_DOMAIN_PACKAGE; domain < RAPL_DOMAIN_MAX; domain++) { 93 for (reg = RAPL_DOMAIN_REG_LIMIT; reg < RAPL_DOMAIN_REG_MAX; reg++) 94 if (rapl_regs->regs[domain][reg]) 95 rapl_mmio_priv.regs[domain][reg] = > 96 (u64)proc_priv->mmio_base + 97 rapl_regs->regs[domain][reg]; 98 rapl_mmio_priv.limits[domain] = rapl_regs->limits[domain]; 99 } 100 rapl_mmio_priv.reg_unit = (u64)proc_priv->mmio_base + rapl_regs->reg_unit; 101 102 rapl_mmio_priv.read_raw = rapl_mmio_read_raw; 103 rapl_mmio_priv.write_raw = rapl_mmio_write_raw; 104 105 rapl_mmio_priv.control_type = powercap_register_control_type(NULL, "intel-rapl-mmio", NULL); 106 if (IS_ERR(rapl_mmio_priv.control_type)) { 107 pr_debug("failed to register powercap control_type.\n"); 108 return PTR_ERR(rapl_mmio_priv.control_type); 109 } 110 111 ret = cpuhp_setup_state(CPUHP_AP_ONLINE_DYN, "powercap/rapl:online", 112 rapl_mmio_cpu_online, rapl_mmio_cpu_down_prep); 113 if (ret < 0) { 114 powercap_unregister_control_type(rapl_mmio_priv.control_type); 115 rapl_mmio_priv.control_type = NULL; 116 return ret; 117 } 118 rapl_mmio_priv.pcap_rapl_online = ret; 119 120 return 0; 121 } 122 EXPORT_SYMBOL_GPL(proc_thermal_rapl_add); 123 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org