Hi Thomas,
I love your patch! Yet something to improve:
[auto build test ERROR on next-20200305] [also build test ERROR on v5.6-rc4] [cannot apply to rockchip/for-next shawnguo/for-next sunxi/sunxi/for-next tegra/for-next linus/master v5.6-rc4 v5.6-rc3 v5.6-rc2] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system. BTW, we also suggest to use '--base' option to specify the base tree in git format-patch, please see https://stackoverflow.com/a/37406982]
url: https://github.com/0day-ci/linux/commits/Thomas-Zimmermann/drm-Convert-drive... base: 47466dcf84ee66a973ea7d2fca7e582fe9328932 config: mips-randconfig-a001-20200306 (attached as .config) compiler: mipsel-linux-gcc (GCC) 5.5.0 reproduce: 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 GCC_VERSION=5.5.0 make.cross ARCH=mips
If you fix the issue, kindly add following tag Reported-by: kbuild test robot lkp@intel.com
All errors (new ones prefixed by >>):
drivers/gpu/drm/arc/arcpgu_hdmi.c: In function 'arcpgu_drm_hdmi_init':
drivers/gpu/drm/arc/arcpgu_hdmi.c:34:8: error: implicit declaration of function 'drm_simple_encoder_init' [-Werror=implicit-function-declaration]
ret = drm_simple_encoder_init(drm, encoder, DRM_MODE_ENCODER_TMDS); ^ cc1: some warnings being treated as errors -- drivers/gpu/drm/arc/arcpgu_sim.c: In function 'arcpgu_drm_sim_init':
drivers/gpu/drm/arc/arcpgu_sim.c:68:8: error: implicit declaration of function 'drm_simple_encoder_init' [-Werror=implicit-function-declaration]
ret = drm_simple_encoder_init(drm, encoder, DRM_MODE_ENCODER_VIRTUAL); ^ cc1: some warnings being treated as errors
vim +/drm_simple_encoder_init +34 drivers/gpu/drm/arc/arcpgu_hdmi.c
15 16 int arcpgu_drm_hdmi_init(struct drm_device *drm, struct device_node *np) 17 { 18 struct drm_encoder *encoder; 19 struct drm_bridge *bridge; 20 21 int ret = 0; 22 23 encoder = devm_kzalloc(drm->dev, sizeof(*encoder), GFP_KERNEL); 24 if (encoder == NULL) 25 return -ENOMEM; 26 27 /* Locate drm bridge from the hdmi encoder DT node */ 28 bridge = of_drm_find_bridge(np); 29 if (!bridge) 30 return -EPROBE_DEFER; 31 32 encoder->possible_crtcs = 1; 33 encoder->possible_clones = 0;
34 ret = drm_simple_encoder_init(drm, encoder, DRM_MODE_ENCODER_TMDS);
--- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org