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From: kernel test robot <lkp@intel.com>
To: Thomas Zimmermann <tzimmermann@suse.de>,
	lee@kernel.org, pavel@ucw.cz, danielt@kernel.org,
	jingoohan1@gmail.com, deller@gmx.de, simona@ffwll.ch
Cc: oe-kbuild-all@lists.linux.dev, linux-leds@vger.kernel.org,
	dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org,
	Thomas Zimmermann <tzimmermann@suse.de>
Subject: Re: [PATCH v2 06/11] backlight: Replace fb events with a dedicated function call
Date: Thu, 27 Feb 2025 19:42:58 +0800	[thread overview]
Message-ID: <202502271951.iaH6W6q1-lkp@intel.com> (raw)
In-Reply-To: <20250226093456.147402-7-tzimmermann@suse.de>

Hi Thomas,

kernel test robot noticed the following build errors:

[auto build test ERROR on lee-backlight/for-backlight-next]
[also build test ERROR on lee-leds/for-leds-next linus/master lee-backlight/for-backlight-fixes v6.14-rc4]
[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#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/Thomas-Zimmermann/fbdev-Rework-fb_blank/20250226-174013
base:   https://git.kernel.org/pub/scm/linux/kernel/git/lee/backlight.git for-backlight-next
patch link:    https://lore.kernel.org/r/20250226093456.147402-7-tzimmermann%40suse.de
patch subject: [PATCH v2 06/11] backlight: Replace fb events with a dedicated function call
config: arc-randconfig-002-20250227 (https://download.01.org/0day-ci/archive/20250227/202502271951.iaH6W6q1-lkp@intel.com/config)
compiler: arc-elf-gcc (GCC) 13.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250227/202502271951.iaH6W6q1-lkp@intel.com/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@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202502271951.iaH6W6q1-lkp@intel.com/

All error/warnings (new ones prefixed by >>):

   In file included from drivers/video/cmdline.c:19:
>> include/linux/fb.h:767:6: warning: no previous prototype for 'fb_bl_notify_blank' [-Wmissing-prototypes]
     767 | void fb_bl_notify_blank(struct fb_info *info, int old_blank)
         |      ^~~~~~~~~~~~~~~~~~
--
   arc-elf-ld: drivers/video/cmdline.o: in function `fb_bl_notify_blank':
>> cmdline.c:(.text+0x9c): multiple definition of `fb_bl_notify_blank'; drivers/video/aperture.o:include/linux/fb.h:768: first defined here
   arc-elf-ld: drivers/video/backlight/adp8860_bl.o: in function `fb_bl_notify_blank':
   adp8860_bl.c:(.text+0xefc): multiple definition of `fb_bl_notify_blank'; drivers/video/aperture.o:include/linux/fb.h:768: first defined here
   arc-elf-ld: drivers/video/backlight/as3711_bl.o: in function `fb_bl_notify_blank':
   as3711_bl.c:(.text+0x85c): multiple definition of `fb_bl_notify_blank'; drivers/video/aperture.o:include/linux/fb.h:768: first defined here
   arc-elf-ld: drivers/video/backlight/backlight.o: in function `fb_bl_notify_blank':
   backlight.c:(.text+0xa34): multiple definition of `fb_bl_notify_blank'; drivers/video/aperture.o:include/linux/fb.h:768: first defined here
   arc-elf-ld: drivers/video/backlight/da9052_bl.o: in function `fb_bl_notify_blank':
   da9052_bl.c:(.text+0x20c): multiple definition of `fb_bl_notify_blank'; drivers/video/aperture.o:include/linux/fb.h:768: first defined here
   arc-elf-ld: drivers/video/backlight/ktd253-backlight.o: in function `fb_bl_notify_blank':
   ktd253-backlight.c:(.text+0x36c): multiple definition of `fb_bl_notify_blank'; drivers/video/aperture.o:include/linux/fb.h:768: first defined here
   arc-elf-ld: drivers/video/backlight/lv5207lp.o: in function `fb_bl_notify_blank':
   lv5207lp.c:(.text+0x224): multiple definition of `fb_bl_notify_blank'; drivers/video/aperture.o:include/linux/fb.h:768: first defined here
   arc-elf-ld: drivers/video/backlight/max8925_bl.o: in function `fb_bl_notify_blank':
   max8925_bl.c:(.text+0x3c8): multiple definition of `fb_bl_notify_blank'; drivers/video/aperture.o:include/linux/fb.h:768: first defined here
   arc-elf-ld: drivers/video/backlight/mp3309c.o: in function `fb_bl_notify_blank':
   mp3309c.c:(.text+0x730): multiple definition of `fb_bl_notify_blank'; drivers/video/aperture.o:include/linux/fb.h:768: first defined here
   arc-elf-ld: drivers/video/backlight/pandora_bl.o: in function `fb_bl_notify_blank':
   pandora_bl.c:(.text+0x294): multiple definition of `fb_bl_notify_blank'; drivers/video/aperture.o:include/linux/fb.h:768: first defined here
   arc-elf-ld: drivers/video/backlight/pwm_bl.o: in function `fb_bl_notify_blank':
   pwm_bl.c:(.text+0xd08): multiple definition of `fb_bl_notify_blank'; drivers/video/aperture.o:include/linux/fb.h:768: first defined here
   arc-elf-ld: drivers/video/backlight/qcom-wled.o: in function `fb_bl_notify_blank':
   qcom-wled.c:(.text+0x1f34): multiple definition of `fb_bl_notify_blank'; drivers/video/aperture.o:include/linux/fb.h:768: first defined here
   arc-elf-ld: drivers/regulator/rpi-panel-attiny-regulator.o: in function `fb_bl_notify_blank':
   rpi-panel-attiny-regulator.c:(.text+0x5f4): multiple definition of `fb_bl_notify_blank'; drivers/video/aperture.o:include/linux/fb.h:768: first defined here
   arc-elf-ld: drivers/gpu/drm/drm_edid.o: in function `fb_bl_notify_blank':
   include/linux/fb.h:768: multiple definition of `fb_bl_notify_blank'; drivers/video/aperture.o:include/linux/fb.h:768: first defined here
   arc-elf-ld: drivers/gpu/drm/drm_file.o: in function `fb_bl_notify_blank':
   include/linux/fb.h:768: multiple definition of `fb_bl_notify_blank'; drivers/video/aperture.o:include/linux/fb.h:768: first defined here
   arc-elf-ld: drivers/gpu/drm/drm_modes.o: in function `fb_bl_notify_blank':
   include/linux/fb.h:768: multiple definition of `fb_bl_notify_blank'; drivers/video/aperture.o:include/linux/fb.h:768: first defined here
   arc-elf-ld: drivers/gpu/drm/drm_panel.o: in function `fb_bl_notify_blank':
   include/linux/fb.h:768: multiple definition of `fb_bl_notify_blank'; drivers/video/aperture.o:include/linux/fb.h:768: first defined here
   arc-elf-ld: drivers/gpu/drm/display/drm_dp_helper.o: in function `fb_bl_notify_blank':
   include/linux/fb.h:768: multiple definition of `fb_bl_notify_blank'; drivers/video/aperture.o:include/linux/fb.h:768: first defined here
   arc-elf-ld: drivers/gpu/drm/panel/panel-asus-z00t-tm5p5-n35596.o: in function `fb_bl_notify_blank':
   panel-asus-z00t-tm5p5-n35596.c:(.text+0x654): multiple definition of `fb_bl_notify_blank'; drivers/video/aperture.o:include/linux/fb.h:768: first defined here
   arc-elf-ld: drivers/gpu/drm/panel/panel-jdi-lpm102a188a.o: in function `fb_bl_notify_blank':
   panel-jdi-lpm102a188a.c:(.text+0x9c4): multiple definition of `fb_bl_notify_blank'; drivers/video/aperture.o:include/linux/fb.h:768: first defined here
   arc-elf-ld: drivers/gpu/drm/panel/panel-lg-sw43408.o: in function `fb_bl_notify_blank':
   panel-lg-sw43408.c:(.text+0x4ec): multiple definition of `fb_bl_notify_blank'; drivers/video/aperture.o:include/linux/fb.h:768: first defined here
   arc-elf-ld: drivers/gpu/drm/panel/panel-novatek-nt35560.o: in function `fb_bl_notify_blank':
   panel-novatek-nt35560.c:(.text+0x784): multiple definition of `fb_bl_notify_blank'; drivers/video/aperture.o:include/linux/fb.h:768: first defined here
   arc-elf-ld: drivers/gpu/drm/panel/panel-raydium-rm69380.o: in function `fb_bl_notify_blank':
   panel-raydium-rm69380.c:(.text+0x59c): multiple definition of `fb_bl_notify_blank'; drivers/video/aperture.o:include/linux/fb.h:768: first defined here
   arc-elf-ld: drivers/gpu/drm/panel/panel-samsung-s6d7aa0.o: in function `fb_bl_notify_blank':
   panel-samsung-s6d7aa0.c:(.text+0x92c): multiple definition of `fb_bl_notify_blank'; drivers/video/aperture.o:include/linux/fb.h:768: first defined here
   arc-elf-ld: drivers/gpu/drm/panel/panel-samsung-sofef00.o: in function `fb_bl_notify_blank':
   panel-samsung-sofef00.c:(.text+0x4f8): multiple definition of `fb_bl_notify_blank'; drivers/video/aperture.o:include/linux/fb.h:768: first defined here
   arc-elf-ld: drivers/gpu/drm/panel/panel-sony-tulip-truly-nt35521.o: in function `fb_bl_notify_blank':
   panel-sony-tulip-truly-nt35521.c:(.text+0xf38): multiple definition of `fb_bl_notify_blank'; drivers/video/aperture.o:include/linux/fb.h:768: first defined here
   arc-elf-ld: drivers/gpu/drm/panel/panel-truly-nt35597.o: in function `fb_bl_notify_blank':
   panel-truly-nt35597.c:(.text+0x7c8): multiple definition of `fb_bl_notify_blank'; drivers/video/aperture.o:include/linux/fb.h:768: first defined here
   arc-elf-ld: drivers/gpu/drm/panel/panel-visionox-r66451.o: in function `fb_bl_notify_blank':
   panel-visionox-r66451.c:(.text+0x704): multiple definition of `fb_bl_notify_blank'; drivers/video/aperture.o:include/linux/fb.h:768: first defined here
   arc-elf-ld: drivers/gpu/drm/bridge/parade-ps8622.o: in function `fb_bl_notify_blank':
   parade-ps8622.c:(.text+0x7e0): multiple definition of `fb_bl_notify_blank'; drivers/video/aperture.o:include/linux/fb.h:768: first defined here
   arc-elf-ld: drivers/hid/hid-picolcd_core.o: in function `fb_bl_notify_blank':
   hid-picolcd_core.c:(.text+0xca4): multiple definition of `fb_bl_notify_blank'; drivers/video/aperture.o:include/linux/fb.h:768: first defined here
   arc-elf-ld: drivers/hid/hid-picolcd_backlight.o: in function `fb_bl_notify_blank':
   include/linux/fb.h:768: multiple definition of `fb_bl_notify_blank'; drivers/video/aperture.o:include/linux/fb.h:768: first defined here
   arc-elf-ld: drivers/hid/hid-picolcd_debugfs.o: in function `fb_bl_notify_blank':
   include/linux/fb.h:768: multiple definition of `fb_bl_notify_blank'; drivers/video/aperture.o:include/linux/fb.h:768: first defined here
   arc-elf-ld: drivers/of/platform.o: in function `fb_bl_notify_blank':
   platform.c:(.text+0xb10): multiple definition of `fb_bl_notify_blank'; drivers/video/aperture.o:include/linux/fb.h:768: first defined here

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki

  reply	other threads:[~2025-02-27 11:43 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-02-26  9:31 [PATCH v2 00/11] backlight, lcd, led: Remove fbdev dependencies Thomas Zimmermann
2025-02-26  9:31 ` [PATCH v2 01/11] fbdev: Rework fb_blank() Thomas Zimmermann
2025-02-26  9:31 ` [PATCH v2 02/11] fbdev: Track display blanking state Thomas Zimmermann
2025-02-26  9:31 ` [PATCH v2 03/11] fbdev: Send old blank state in FB_EVENT_BLANK Thomas Zimmermann
2025-02-26  9:31 ` [PATCH v2 04/11] backlight: Implement fbdev tracking with blank state from event Thomas Zimmermann
2025-02-26  9:31 ` [PATCH v2 05/11] backlight: Move blank-state handling into helper Thomas Zimmermann
2025-02-26  9:31 ` [PATCH v2 06/11] backlight: Replace fb events with a dedicated function call Thomas Zimmermann
2025-02-27 11:42   ` kernel test robot [this message]
2025-02-27 12:46   ` kernel test robot
2025-02-26  9:31 ` [PATCH v2 07/11] backlight: lcd: Move event handling into helpers Thomas Zimmermann
2025-02-26  9:31 ` [PATCH v2 08/11] backlight: lcd: Replace fb events with a dedicated function call Thomas Zimmermann
2025-02-27 15:07   ` kernel test robot
2025-02-26  9:31 ` [PATCH v2 09/11] leds: backlight trigger: Move blank-state handling into helper Thomas Zimmermann
2025-02-26  9:31 ` [PATCH v2 10/11] leds: backlight trigger: Replace fb events with a dedicated function call Thomas Zimmermann
2025-02-26  9:32 ` [PATCH v2 11/11] fbdev: Remove constants of unused events Thomas Zimmermann

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