tree: https://git.kernel.org/pub/scm/linux/kernel/git/sashal/linux-stable.git queue-5.12 head: 3532c052dc69afdb1ee28acd8c82a2a7e38e8878 commit: 0b7b4793dcc0711016a7550124626992de48d274 [82/97] usb: dwc2: Update enter and exit partial power down functions config: i386-randconfig-s001-20210607 (attached as .config) compiler: gcc-9 (Debian 9.3.0-22) 9.3.0 reproduce: # apt-get install sparse # sparse version: v0.6.3-341-g8af24329-dirty # https://git.kernel.org/pub/scm/linux/kernel/git/sashal/linux-stable.git/c... git remote add sashal-linux-stable https://git.kernel.org/pub/scm/linux/kernel/git/sashal/linux-stable.git git fetch --no-tags sashal-linux-stable queue-5.12 git checkout 0b7b4793dcc0711016a7550124626992de48d274 # save the attached .config to linux build tree make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' W=1 ARCH=i386 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>): drivers/usb/dwc2/core.c: In function 'dwc2_exit_partial_power_down': 150 | return dwc2_host_exit_partial_power_down(hsotg, rem_wakeup, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ | dwc2_exit_partial_power_down 153 | return dwc2_gadget_exit_partial_power_down(hsotg, restore); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ | dwc2_exit_partial_power_down drivers/usb/dwc2/core.c: In function 'dwc2_enter_partial_power_down': 164 | return dwc2_host_enter_partial_power_down(hsotg); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ | dwc2_enter_partial_power_down 166 | return dwc2_gadget_enter_partial_power_down(hsotg); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ | dwc2_enter_partial_power_down cc1: some warnings being treated as errors -- drivers/usb/dwc2/core_intr.c: In function 'dwc2_handle_session_req_intr': 319 | if (hsotg->lx_state == DWC2_L2 && hsotg->in_ppd) { | ^~ drivers/usb/dwc2/core_intr.c: In function 'dwc2_handle_wakeup_detected_intr': drivers/usb/dwc2/core_intr.c:418:42: error: 'struct dwc2_hsotg' has no member named 'in_ppd' 418 | if (hsotg->lx_state == DWC2_L2 && hsotg->in_ppd) { | ^~ drivers/usb/dwc2/core_intr.c: In function 'dwc_handle_gpwrdn_disc_det': drivers/usb/dwc2/core_intr.c:709:7: error: 'struct dwc2_hsotg' has no member named 'bus_suspended' 709 | hsotg->bus_suspended = 0; | ^~ -- drivers/usb/dwc2/gadget.c: In function 'dwc2_hsotg_irq': 3693 | if (hsotg->in_ppd && hsotg->lx_state == DWC2_L2) | ^~ drivers/usb/dwc2/gadget.c: In function 'dwc2_hsotg_vbus_session': drivers/usb/dwc2/gadget.c:4622:41: error: 'struct dwc2_hsotg' has no member named 'in_ppd' 4622 | if (hsotg->lx_state == DWC2_L2 && hsotg->in_ppd) | ^~ vim +150 drivers/usb/dwc2/core.c 129 130 /** 131 * dwc2_exit_partial_power_down() - Exit controller from Partial Power Down. 132 * 133 * @hsotg: Programming view of the DWC_otg controller 134 * @rem_wakeup: indicates whether resume is initiated by Reset. 135 * @restore: Controller registers need to be restored 136 */ 137 int dwc2_exit_partial_power_down(struct dwc2_hsotg *hsotg, int rem_wakeup, 138 bool restore) 139 { 140 struct dwc2_gregs_backup *gr; 141 142 gr = &hsotg->gr_backup; 143 144 /* 145 * Restore host or device regisers with the same mode core enterted 146 * to partial power down by checking "GOTGCTL_CURMODE_HOST" backup 147 * value of the "gotgctl" register. 148 */ 149 if (gr->gotgctl & GOTGCTL_CURMODE_HOST) 151 restore); 152 else 154 } 155 156 /** 157 * dwc2_enter_partial_power_down() - Put controller in Partial Power Down. 158 * 159 * @hsotg: Programming view of the DWC_otg controller 160 */ 161 int dwc2_enter_partial_power_down(struct dwc2_hsotg *hsotg) 162 { 163 if (dwc2_is_host_mode(hsotg)) 165 else 167 } 168 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org