Hi Vaibhav, Thank you for the patch! Yet something to improve: [auto build test ERROR on linuxtv-media/master] [also build test ERROR on v5.8-rc6 next-20200720] [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] url: https://github.com/0day-ci/linux/commits/Vaibhav-Gupta/media-cafe-driver-use-generic-power-management/20200721-015153 base: git://linuxtv.org/media_tree.git master config: alpha-allmodconfig (attached as .config) compiler: alpha-linux-gcc (GCC) 9.3.0 reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=alpha If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All error/warnings (new ones prefixed by >>): drivers/media/platform/marvell-ccic/cafe-driver.c: In function 'cafe_pci_suspend': >> drivers/media/platform/marvell-ccic/cafe-driver.c:615:2: error: implicit declaration of function 'mccic_suspend' [-Werror=implicit-function-declaration] 615 | mccic_suspend(&cam->mcam); | ^~~~~~~~~~~~~ drivers/media/platform/marvell-ccic/cafe-driver.c: In function 'cafe_pci_resume': >> drivers/media/platform/marvell-ccic/cafe-driver.c:626:9: error: implicit declaration of function 'mccic_resume'; did you mean 'mccic_register'? [-Werror=implicit-function-declaration] 626 | return mccic_resume(&cam->mcam); | ^~~~~~~~~~~~ | mccic_register cc1: some warnings being treated as errors -- >> drivers/media/platform/marvell-ccic/mcam-core.c:1972:6: warning: no previous prototype for 'mccic_suspend' [-Wmissing-prototypes] 1972 | void mccic_suspend(struct mcam_camera *cam) | ^~~~~~~~~~~~~ >> drivers/media/platform/marvell-ccic/mcam-core.c:1987:5: warning: no previous prototype for 'mccic_resume' [-Wmissing-prototypes] 1987 | int mccic_resume(struct mcam_camera *cam) | ^~~~~~~~~~~~ vim +/mccic_suspend +615 drivers/media/platform/marvell-ccic/cafe-driver.c abfa3df36c01a3 drivers/media/video/marvell-ccic/cafe-driver.c Jonathan Corbet 2011-06-11 605 abfa3df36c01a3 drivers/media/video/marvell-ccic/cafe-driver.c Jonathan Corbet 2011-06-11 606 abfa3df36c01a3 drivers/media/video/marvell-ccic/cafe-driver.c Jonathan Corbet 2011-06-11 607 /* abfa3df36c01a3 drivers/media/video/marvell-ccic/cafe-driver.c Jonathan Corbet 2011-06-11 608 * Basic power management. abfa3df36c01a3 drivers/media/video/marvell-ccic/cafe-driver.c Jonathan Corbet 2011-06-11 609 */ 0ad4543b81ce3b drivers/media/platform/marvell-ccic/cafe-driver.c Vaibhav Gupta 2020-07-20 610 static int __maybe_unused cafe_pci_suspend(struct device *dev) abfa3df36c01a3 drivers/media/video/marvell-ccic/cafe-driver.c Jonathan Corbet 2011-06-11 611 { 0ad4543b81ce3b drivers/media/platform/marvell-ccic/cafe-driver.c Vaibhav Gupta 2020-07-20 612 struct v4l2_device *v4l2_dev = dev_get_drvdata(dev); abfa3df36c01a3 drivers/media/video/marvell-ccic/cafe-driver.c Jonathan Corbet 2011-06-11 613 struct cafe_camera *cam = to_cam(v4l2_dev); abfa3df36c01a3 drivers/media/video/marvell-ccic/cafe-driver.c Jonathan Corbet 2011-06-11 614 abfa3df36c01a3 drivers/media/video/marvell-ccic/cafe-driver.c Jonathan Corbet 2011-06-11 @615 mccic_suspend(&cam->mcam); abfa3df36c01a3 drivers/media/video/marvell-ccic/cafe-driver.c Jonathan Corbet 2011-06-11 616 return 0; abfa3df36c01a3 drivers/media/video/marvell-ccic/cafe-driver.c Jonathan Corbet 2011-06-11 617 } abfa3df36c01a3 drivers/media/video/marvell-ccic/cafe-driver.c Jonathan Corbet 2011-06-11 618 abfa3df36c01a3 drivers/media/video/marvell-ccic/cafe-driver.c Jonathan Corbet 2011-06-11 619 0ad4543b81ce3b drivers/media/platform/marvell-ccic/cafe-driver.c Vaibhav Gupta 2020-07-20 620 static int __maybe_unused cafe_pci_resume(struct device *dev) abfa3df36c01a3 drivers/media/video/marvell-ccic/cafe-driver.c Jonathan Corbet 2011-06-11 621 { 0ad4543b81ce3b drivers/media/platform/marvell-ccic/cafe-driver.c Vaibhav Gupta 2020-07-20 622 struct v4l2_device *v4l2_dev = dev_get_drvdata(dev); abfa3df36c01a3 drivers/media/video/marvell-ccic/cafe-driver.c Jonathan Corbet 2011-06-11 623 struct cafe_camera *cam = to_cam(v4l2_dev); abfa3df36c01a3 drivers/media/video/marvell-ccic/cafe-driver.c Jonathan Corbet 2011-06-11 624 abfa3df36c01a3 drivers/media/video/marvell-ccic/cafe-driver.c Jonathan Corbet 2011-06-11 625 cafe_ctlr_init(&cam->mcam); abfa3df36c01a3 drivers/media/video/marvell-ccic/cafe-driver.c Jonathan Corbet 2011-06-11 @626 return mccic_resume(&cam->mcam); abfa3df36c01a3 drivers/media/video/marvell-ccic/cafe-driver.c Jonathan Corbet 2011-06-11 627 } abfa3df36c01a3 drivers/media/video/marvell-ccic/cafe-driver.c Jonathan Corbet 2011-06-11 628 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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