Hi Shawn, kernel test robot noticed the following build errors: [auto build test ERROR on jejb-scsi/for-next] [also build test ERROR on mkp-scsi/for-next robh/for-next linus/master v6.12-rc2 next-20241009] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Shawn-Lin/scsi-ufs-core-Add-UFSHCI_QUIRK_DME_RESET_ENABLE_AFTER_HCE/20241009-042350 base: https://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi.git for-next patch link: https://lore.kernel.org/r/1728368130-37213-6-git-send-email-shawn.lin%40rock-chips.com patch subject: [PATCH v3 5/5] scsi: ufs: rockchip: initial support for UFS config: csky-randconfig-r073-20241010 (https://download.01.org/0day-ci/archive/20241010/202410100321.D89hHCPV-lkp@xxxxxxxxx/config) compiler: csky-linux-gcc (GCC) 14.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241010/202410100321.D89hHCPV-lkp@xxxxxxxxx/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 <lkp@xxxxxxxxx> | Closes: https://lore.kernel.org/oe-kbuild-all/202410100321.D89hHCPV-lkp@xxxxxxxxx/ All error/warnings (new ones prefixed by >>): drivers/ufs/host/ufs-rockchip.c: In function 'ufs_rockchip_runtime_suspend': >> drivers/ufs/host/ufs-rockchip.c:293:16: error: implicit declaration of function 'ufshcd_runtime_suspend'; did you mean 'pm_runtime_suspend'? [-Wimplicit-function-declaration] 293 | return ufshcd_runtime_suspend(dev); | ^~~~~~~~~~~~~~~~~~~~~~ | pm_runtime_suspend drivers/ufs/host/ufs-rockchip.c: In function 'ufs_rockchip_runtime_resume': >> drivers/ufs/host/ufs-rockchip.c:312:16: error: implicit declaration of function 'ufshcd_runtime_resume'; did you mean 'pm_runtime_resume'? [-Wimplicit-function-declaration] 312 | return ufshcd_runtime_resume(dev); | ^~~~~~~~~~~~~~~~~~~~~ | pm_runtime_resume drivers/ufs/host/ufs-rockchip.c: In function 'ufs_rockchip_system_suspend': >> drivers/ufs/host/ufs-rockchip.c:324:16: error: implicit declaration of function 'ufshcd_system_suspend'; did you mean 'ufs_rockchip_system_suspend'? [-Wimplicit-function-declaration] 324 | return ufshcd_system_suspend(dev); | ^~~~~~~~~~~~~~~~~~~~~ | ufs_rockchip_system_suspend drivers/ufs/host/ufs-rockchip.c: At top level: >> drivers/ufs/host/ufs-rockchip.c:315:12: warning: 'ufs_rockchip_system_suspend' defined but not used [-Wunused-function] 315 | static int ufs_rockchip_system_suspend(struct device *dev) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~ >> drivers/ufs/host/ufs-rockchip.c:296:12: warning: 'ufs_rockchip_runtime_resume' defined but not used [-Wunused-function] 296 | static int ufs_rockchip_runtime_resume(struct device *dev) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~ >> drivers/ufs/host/ufs-rockchip.c:275:12: warning: 'ufs_rockchip_runtime_suspend' defined but not used [-Wunused-function] 275 | static int ufs_rockchip_runtime_suspend(struct device *dev) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~ vim +293 drivers/ufs/host/ufs-rockchip.c 274 > 275 static int ufs_rockchip_runtime_suspend(struct device *dev) 276 { 277 struct ufs_hba *hba = dev_get_drvdata(dev); 278 struct ufs_rockchip_host *host = ufshcd_get_variant(hba); 279 struct generic_pm_domain *genpd = pd_to_genpd(dev->pm_domain); 280 281 clk_disable_unprepare(host->ref_out_clk); 282 283 /* 284 * Shouldn't power down if rpm_lvl is less than level 5. 285 * This flag will be passed down to platform power-domain driver 286 * which has the final decision. 287 */ 288 if (hba->rpm_lvl < UFS_PM_LVL_5) 289 genpd->flags |= GENPD_FLAG_RPM_ALWAYS_ON; 290 else 291 genpd->flags &= ~GENPD_FLAG_RPM_ALWAYS_ON; 292 > 293 return ufshcd_runtime_suspend(dev); 294 } 295 > 296 static int ufs_rockchip_runtime_resume(struct device *dev) 297 { 298 struct ufs_hba *hba = dev_get_drvdata(dev); 299 struct ufs_rockchip_host *host = ufshcd_get_variant(hba); 300 int err; 301 302 err = clk_prepare_enable(host->ref_out_clk); 303 if (err) { 304 dev_err(hba->dev, "failed to enable ref out clock %d\n", err); 305 return err; 306 } 307 308 reset_control_assert(host->rst); 309 usleep_range(1, 2); 310 reset_control_deassert(host->rst); 311 > 312 return ufshcd_runtime_resume(dev); 313 } 314 > 315 static int ufs_rockchip_system_suspend(struct device *dev) 316 { 317 struct ufs_hba *hba = dev_get_drvdata(dev); 318 struct ufs_rockchip_host *host = ufshcd_get_variant(hba); 319 320 /* Pass down desired spm_lvl to Firmware */ 321 arm_smccc_smc(ROCKCHIP_SIP_SUSPEND_MODE, ROCKCHIP_SLEEP_PD_CONFIG, 322 host->pd_id, hba->spm_lvl < 5 ? 1 : 0, 0, 0, 0, 0, NULL); 323 > 324 return ufshcd_system_suspend(dev); 325 } 326 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki