Hi Chunyan, Thank you for the patch! Yet something to improve: [auto build test ERROR on robh/for-next] [also build test ERROR on v4.15-rc9] [cannot apply to regulator/for-next next-20180119] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] url: https://github.com/0day-ci/linux/commits/Chunyan-Zhang/bindings-regulator-added-support-for-suspend-states/20180126-024941 base: https://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git for-next config: x86_64-randconfig-x017-201803 (attached as .config) compiler: gcc-7 (Debian 7.2.0-12) 7.2.1 20171025 reproduce: # save the attached .config to linux build tree make ARCH=x86_64 All errors (new ones prefixed by >>): drivers//regulator/core.c: In function 'regulator_suspend_late': >> drivers//regulator/core.c:4319:26: error: 'pm_suspend_target_state' undeclared (first use in this function); did you mean 'suspend_set_state'? suspend_state_t state = pm_suspend_target_state; ^~~~~~~~~~~~~~~~~~~~~~~ suspend_set_state drivers//regulator/core.c:4319:26: note: each undeclared identifier is reported only once for each function it appears in drivers//regulator/core.c: In function 'regulator_resume_early': drivers//regulator/core.c:4349:26: error: 'pm_suspend_target_state' undeclared (first use in this function); did you mean 'suspend_set_state'? suspend_state_t state = pm_suspend_target_state; ^~~~~~~~~~~~~~~~~~~~~~~ suspend_set_state vim +4319 drivers//regulator/core.c 4310 4311 /** 4312 * regulator_suspend_late - prepare regulators for system wide suspend 4313 * @state: system suspend state 4314 * 4315 * Configure each regulator with it's suspend operating parameters for state. 4316 */ 4317 static int regulator_suspend_late(struct device *dev) 4318 { > 4319 suspend_state_t state = pm_suspend_target_state; 4320 4321 return class_for_each_device(®ulator_class, NULL, &state, 4322 _regulator_suspend_late); 4323 } 4324 static int _regulator_resume_early(struct device *dev, void *data) 4325 { 4326 int ret = 0; 4327 struct regulator_dev *rdev = dev_to_rdev(dev); 4328 suspend_state_t *state = data; 4329 struct regulator_state *rstate; 4330 4331 rstate = regulator_get_suspend_state(rdev, *state); 4332 if (rstate == NULL) 4333 return -EINVAL; 4334 4335 mutex_lock(&rdev->mutex); 4336 4337 if (rdev->desc->ops->resume_early && 4338 (rstate->enabled == ENABLE_IN_SUSPEND || 4339 rstate->enabled == DISABLE_IN_SUSPEND)) 4340 ret = rdev->desc->ops->resume_early(rdev); 4341 4342 mutex_unlock(&rdev->mutex); 4343 4344 return ret; 4345 } 4346 --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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