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2023 15:53:13.2225 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 46c98d88-e344-4ed4-8496-4ed7712e255d X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: 18MxxAge4NHLBogf2MBvTwrz19Nu2EZLeI1s5ScMu7gDhgHDVXr1gp4jY2Yq8jvgO+TgJxRq3BEK/setbXx6Ow== X-MS-Exchange-Transport-CrossTenantHeadersStamped: CO1PR11MB5042 X-OriginatorOrg: intel.com Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Kiran, FYI, the error/warning was bisected to this commit, please ignore it if it's irrelevant. tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 0f5cc96c367f2e780eb492cc9cab84e3b2ca88da commit: 02abec3616c1b2027efc7e08abf7fc0d2436a837 spmi: pmic-arb: rename pa_xx to pmic_arb_xx and other cleanup config: arm-randconfig-001-20231123 (https://download.01.org/0day-ci/archive/20231126/202311260405.YL0cVHtZ-lkp@intel.com/config) compiler: arm-linux-gnueabi-gcc (GCC) 7.5.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231126/202311260405.YL0cVHtZ-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/r/202311260405.YL0cVHtZ-lkp@intel.com/ All warnings (new ones prefixed by >>): drivers/spmi/spmi-pmic-arb.c: In function 'pmic_arb_write_cmd': drivers/spmi/spmi-pmic-arb.c:399:15: warning: comparison is always true due to limited range of data type [-Wtype-limits] else if (opc >= 0x00 && opc <= 0x0F) ^~ drivers/spmi/spmi-pmic-arb.c:137: warning: cannot understand function prototype: 'struct spmi_pmic_arb ' drivers/spmi/spmi-pmic-arb.c:179: warning: cannot understand function prototype: 'struct pmic_arb_ver_ops ' >> drivers/spmi/spmi-pmic-arb.c:215: warning: No description found for parameter 'pmic_arb' drivers/spmi/spmi-pmic-arb.c:229: warning: No description found for parameter 'pmic_arb' vim +/pmic_arb +215 drivers/spmi/spmi-pmic-arb.c 39ae93e3a31d0c Kenneth Heitke 2014-02-12 206 39ae93e3a31d0c Kenneth Heitke 2014-02-12 207 /** 02abec3616c1b2 Kiran Gunda 2017-07-28 208 * pmic_arb_read_data: reads pmic-arb's register and copy 1..4 bytes to buf 39ae93e3a31d0c Kenneth Heitke 2014-02-12 209 * @bc: byte count -1. range: 0..3 39ae93e3a31d0c Kenneth Heitke 2014-02-12 210 * @reg: register's address 39ae93e3a31d0c Kenneth Heitke 2014-02-12 211 * @buf: output parameter, length must be bc + 1 39ae93e3a31d0c Kenneth Heitke 2014-02-12 212 */ 02abec3616c1b2 Kiran Gunda 2017-07-28 213 static void 02abec3616c1b2 Kiran Gunda 2017-07-28 214 pmic_arb_read_data(struct spmi_pmic_arb *pmic_arb, u8 *buf, u32 reg, u8 bc) 39ae93e3a31d0c Kenneth Heitke 2014-02-12 @215 { 02abec3616c1b2 Kiran Gunda 2017-07-28 216 u32 data = __raw_readl(pmic_arb->rd_base + reg); 111a10bf3e53ae Abhijeet Dharmapurikar 2017-05-10 217 39ae93e3a31d0c Kenneth Heitke 2014-02-12 218 memcpy(buf, &data, (bc & 3) + 1); 39ae93e3a31d0c Kenneth Heitke 2014-02-12 219 } 39ae93e3a31d0c Kenneth Heitke 2014-02-12 220 :::::: The code at line 215 was first introduced by commit :::::: 39ae93e3a31d0c9ca99e35b754a9f3c6f1db2bee spmi: Add MSM PMIC Arbiter SPMI controller :::::: TO: Kenneth Heitke :::::: CC: Greg Kroah-Hartman -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki