Re: [PATCH v3 5/5] scsi: ufs: rockchip: initial support for UFS

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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




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