Hi Jocelyn, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on tegra-drm/drm/tegra/for-next] [also build test WARNING on v5.18-rc6] [cannot apply to drm/drm-next drm-tip/drm-tip airlied/drm-next next-20220511] [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/intel-lab-lkp/linux/commits/Jocelyn-Falempe/mgag200-Enable-atomic-gamma-lut-update/20220511-233134 base: git://anongit.freedesktop.org/tegra/linux.git drm/tegra/for-next config: arc-allyesconfig (https://download.01.org/0day-ci/archive/20220512/202205120525.DrSeu95X-lkp@xxxxxxxxx/config) compiler: arceb-elf-gcc (GCC) 11.3.0 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 # https://github.com/intel-lab-lkp/linux/commit/0831f1db9ae8814796efea603749709e80d2808c git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review Jocelyn-Falempe/mgag200-Enable-atomic-gamma-lut-update/20220511-233134 git checkout 0831f1db9ae8814796efea603749709e80d2808c # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.3.0 make.cross W=1 O=build_dir ARCH=arc SHELL=/bin/bash drivers/gpu/drm/mgag200/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All warnings (new ones prefixed by >>): In file included from include/linux/device.h:15, from include/linux/acpi.h:15, from include/linux/i2c.h:13, from include/drm/drm_crtc.h:28, from include/drm/drm_atomic_helper.h:31, from drivers/gpu/drm/mgag200/mgag200_mode.c:14: drivers/gpu/drm/mgag200/mgag200_mode.c: In function 'mgag200_simple_display_pipe_check': >> include/drm/drm_print.h:425:39: warning: format '%ld' expects argument of type 'long int', but argument 3 has type 'size_t' {aka 'unsigned int'} [-Wformat=] 425 | dev_##level##type((drm)->dev, "[drm] " fmt, ##__VA_ARGS__) | ^~~~~~~~ include/linux/dev_printk.h:110:30: note: in definition of macro 'dev_printk_index_wrap' 110 | _p_func(dev, fmt, ##__VA_ARGS__); \ | ^~~ include/linux/dev_printk.h:144:56: note: in expansion of macro 'dev_fmt' 144 | dev_printk_index_wrap(_dev_err, KERN_ERR, dev, dev_fmt(fmt), ##__VA_ARGS__) | ^~~~~~~ include/drm/drm_print.h:425:9: note: in expansion of macro 'dev_err' 425 | dev_##level##type((drm)->dev, "[drm] " fmt, ##__VA_ARGS__) | ^~~~ include/drm/drm_print.h:438:9: note: in expansion of macro '__drm_printk' 438 | __drm_printk((drm), err,, "*ERROR* " fmt, ##__VA_ARGS__) | ^~~~~~~~~~~~ drivers/gpu/drm/mgag200/mgag200_mode.c:971:25: note: in expansion of macro 'drm_err' 971 | drm_err(dev, "Wrong size for gamma_lut %ld\n", | ^~~~~~~ vim +425 include/drm/drm_print.h 02c9656b2f0d69 Haneen Mohammed 2017-10-17 385 02c9656b2f0d69 Haneen Mohammed 2017-10-17 386 /** b52817e9de06a3 Mauro Carvalho Chehab 2020-10-27 387 * DRM_DEV_DEBUG() - Debug output for generic drm code 02c9656b2f0d69 Haneen Mohammed 2017-10-17 388 * 306589856399e1 Douglas Anderson 2021-09-21 389 * NOTE: this is deprecated in favor of drm_dbg_core(). 306589856399e1 Douglas Anderson 2021-09-21 390 * 091756bbb1a961 Haneen Mohammed 2017-10-17 391 * @dev: device pointer 091756bbb1a961 Haneen Mohammed 2017-10-17 392 * @fmt: printf() like format string. 02c9656b2f0d69 Haneen Mohammed 2017-10-17 393 */ db87086492581c Joe Perches 2018-03-16 394 #define DRM_DEV_DEBUG(dev, fmt, ...) \ db87086492581c Joe Perches 2018-03-16 395 drm_dev_dbg(dev, DRM_UT_CORE, fmt, ##__VA_ARGS__) b52817e9de06a3 Mauro Carvalho Chehab 2020-10-27 396 /** b52817e9de06a3 Mauro Carvalho Chehab 2020-10-27 397 * DRM_DEV_DEBUG_DRIVER() - Debug output for vendor specific part of the driver b52817e9de06a3 Mauro Carvalho Chehab 2020-10-27 398 * 306589856399e1 Douglas Anderson 2021-09-21 399 * NOTE: this is deprecated in favor of drm_dbg() or dev_dbg(). 306589856399e1 Douglas Anderson 2021-09-21 400 * b52817e9de06a3 Mauro Carvalho Chehab 2020-10-27 401 * @dev: device pointer b52817e9de06a3 Mauro Carvalho Chehab 2020-10-27 402 * @fmt: printf() like format string. b52817e9de06a3 Mauro Carvalho Chehab 2020-10-27 403 */ db87086492581c Joe Perches 2018-03-16 404 #define DRM_DEV_DEBUG_DRIVER(dev, fmt, ...) \ db87086492581c Joe Perches 2018-03-16 405 drm_dev_dbg(dev, DRM_UT_DRIVER, fmt, ##__VA_ARGS__) b52817e9de06a3 Mauro Carvalho Chehab 2020-10-27 406 /** b52817e9de06a3 Mauro Carvalho Chehab 2020-10-27 407 * DRM_DEV_DEBUG_KMS() - Debug output for modesetting code b52817e9de06a3 Mauro Carvalho Chehab 2020-10-27 408 * 306589856399e1 Douglas Anderson 2021-09-21 409 * NOTE: this is deprecated in favor of drm_dbg_kms(). 306589856399e1 Douglas Anderson 2021-09-21 410 * b52817e9de06a3 Mauro Carvalho Chehab 2020-10-27 411 * @dev: device pointer b52817e9de06a3 Mauro Carvalho Chehab 2020-10-27 412 * @fmt: printf() like format string. b52817e9de06a3 Mauro Carvalho Chehab 2020-10-27 413 */ db87086492581c Joe Perches 2018-03-16 414 #define DRM_DEV_DEBUG_KMS(dev, fmt, ...) \ db87086492581c Joe Perches 2018-03-16 415 drm_dev_dbg(dev, DRM_UT_KMS, fmt, ##__VA_ARGS__) a18b21929453af Lyude Paul 2018-07-16 416 fb6c7ab8718eb2 Jani Nikula 2019-12-10 417 /* fb6c7ab8718eb2 Jani Nikula 2019-12-10 418 * struct drm_device based logging fb6c7ab8718eb2 Jani Nikula 2019-12-10 419 * fb6c7ab8718eb2 Jani Nikula 2019-12-10 420 * Prefer drm_device based logging over device or prink based logging. fb6c7ab8718eb2 Jani Nikula 2019-12-10 421 */ fb6c7ab8718eb2 Jani Nikula 2019-12-10 422 fb6c7ab8718eb2 Jani Nikula 2019-12-10 423 /* Helper for struct drm_device based logging. */ fb6c7ab8718eb2 Jani Nikula 2019-12-10 424 #define __drm_printk(drm, level, type, fmt, ...) \ fb6c7ab8718eb2 Jani Nikula 2019-12-10 @425 dev_##level##type((drm)->dev, "[drm] " fmt, ##__VA_ARGS__) fb6c7ab8718eb2 Jani Nikula 2019-12-10 426 fb6c7ab8718eb2 Jani Nikula 2019-12-10 427 -- 0-DAY CI Kernel Test Service https://01.org/lkp
