tree: https://git.kernel.org/pub/scm/linux/kernel/git/hid/hid.git for-6.15/logitech head: a3a064146c507ee5207dcf7223cd7a3d7864e085 commit: a3a064146c507ee5207dcf7223cd7a3d7864e085 [1/1] HID: hid-lg-g15: Use standard multicolor LED API config: powerpc-ppc6xx_defconfig (https://download.01.org/0day-ci/archive/20250211/202502110032.VZ0J024X-lkp@xxxxxxxxx/config) compiler: powerpc-linux-gcc (GCC) 14.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250211/202502110032.VZ0J024X-lkp@xxxxxxxxx/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp@xxxxxxxxx> | Closes: https://lore.kernel.org/oe-kbuild-all/202502110032.VZ0J024X-lkp@xxxxxxxxx/ All errors (new ones prefixed by >>): powerpc-linux-ld: drivers/hid/hid-lg-g15.o: in function `lg_g510_kbd_led_write': >> drivers/hid/hid-lg-g15.c:241:(.text+0x768): undefined reference to `led_mc_calc_color_components' powerpc-linux-ld: drivers/hid/hid-lg-g15.o: in function `lg_g15_register_led': >> drivers/hid/hid-lg-g15.c:686:(.text+0xa9c): undefined reference to `devm_led_classdev_multicolor_register_ext' vim +241 drivers/hid/hid-lg-g15.c 232 233 /* Must be called with g15->mutex locked */ 234 static int lg_g510_kbd_led_write(struct lg_g15_data *g15, 235 struct lg_g15_led *g15_led, 236 enum led_brightness brightness) 237 { 238 struct mc_subled *subleds = g15_led->mcdev.subled_info; 239 int ret; 240 > 241 led_mc_calc_color_components(&g15_led->mcdev, brightness); 242 243 g15->transfer_buf[0] = 5 + g15_led->led; 244 g15->transfer_buf[1] = subleds[0].brightness; 245 g15->transfer_buf[2] = subleds[1].brightness; 246 g15->transfer_buf[3] = subleds[2].brightness; 247 248 ret = hid_hw_raw_request(g15->hdev, 249 LG_G510_FEATURE_BACKLIGHT_RGB + g15_led->led, 250 g15->transfer_buf, 4, 251 HID_FEATURE_REPORT, HID_REQ_SET_REPORT); 252 if (ret == 4) { 253 /* Success */ 254 g15_led->brightness = brightness; 255 ret = 0; 256 } else { 257 hid_err(g15->hdev, "Error setting LED brightness: %d\n", ret); 258 ret = (ret < 0) ? ret : -EIO; 259 } 260 261 return ret; 262 } 263 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki
