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Message-ID: <202405042242.iXLDu4Xj-lkp@intel.com>
Date: Sat, 4 May 2024 22:42:56 +0800
From: kernel test robot <lkp@...el.com>
To: Florian Fainelli <florian.fainelli@...adcom.com>,
linux-kernel@...r.kernel.org
Cc: oe-kbuild-all@...ts.linux.dev,
Florian Fainelli <florian.fainelli@...adcom.com>,
Daniel Vetter <daniel@...ll.ch>, Helge Deller <deller@....de>,
Thomas Zimmermann <tzimmermann@...e.de>,
Javier Martinez Canillas <javierm@...hat.com>,
Sam Ravnborg <sam@...nborg.org>, Arnd Bergmann <arnd@...db.de>,
linux-fbdev@...r.kernel.org, dri-devel@...ts.freedesktop.org
Subject: Re: [PATCH] fbdev: Have CONFIG_FB_NOTIFY be tristate
Hi Florian,
kernel test robot noticed the following build errors:
[auto build test ERROR on drm-misc/drm-misc-next]
[also build test ERROR on drm-tip/drm-tip linus/master v6.9-rc6 next-20240503]
[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/Florian-Fainelli/fbdev-Have-CONFIG_FB_NOTIFY-be-tristate/20240504-033139
base: git://anongit.freedesktop.org/drm/drm-misc drm-misc-next
patch link: https://lore.kernel.org/r/20240503192858.103640-1-florian.fainelli%40broadcom.com
patch subject: [PATCH] fbdev: Have CONFIG_FB_NOTIFY be tristate
config: i386-randconfig-015-20240504 (https://download.01.org/0day-ci/archive/20240504/202405042242.iXLDu4Xj-lkp@intel.com/config)
compiler: gcc-13 (Ubuntu 13.2.0-4ubuntu3) 13.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240504/202405042242.iXLDu4Xj-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@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202405042242.iXLDu4Xj-lkp@intel.com/
All errors (new ones prefixed by >>):
ld: drivers/leds/trigger/ledtrig-backlight.o: in function `bl_trig_deactivate':
>> drivers/leds/trigger/ledtrig-backlight.c:128:(.text+0x136): undefined reference to `fb_unregister_client'
ld: drivers/leds/trigger/ledtrig-backlight.o: in function `bl_trig_activate':
>> drivers/leds/trigger/ledtrig-backlight.c:117:(.text+0x1aa): undefined reference to `fb_register_client'
vim +128 drivers/leds/trigger/ledtrig-backlight.c
e4786ba0db7b11 drivers/leds/trigger/ledtrig-backlight.c Uwe Kleine-König 2018-07-02 100
2282e125a406e0 drivers/leds/trigger/ledtrig-backlight.c Uwe Kleine-König 2018-07-02 101 static int bl_trig_activate(struct led_classdev *led)
132e9306beedd0 drivers/leds/ledtrig-backlight.c Rodolfo Giometti 2008-10-13 102 {
132e9306beedd0 drivers/leds/ledtrig-backlight.c Rodolfo Giometti 2008-10-13 103 int ret;
132e9306beedd0 drivers/leds/ledtrig-backlight.c Rodolfo Giometti 2008-10-13 104
132e9306beedd0 drivers/leds/ledtrig-backlight.c Rodolfo Giometti 2008-10-13 105 struct bl_trig_notifier *n;
132e9306beedd0 drivers/leds/ledtrig-backlight.c Rodolfo Giometti 2008-10-13 106
132e9306beedd0 drivers/leds/ledtrig-backlight.c Rodolfo Giometti 2008-10-13 107 n = kzalloc(sizeof(struct bl_trig_notifier), GFP_KERNEL);
e4786ba0db7b11 drivers/leds/trigger/ledtrig-backlight.c Uwe Kleine-König 2018-07-02 108 if (!n)
e4786ba0db7b11 drivers/leds/trigger/ledtrig-backlight.c Uwe Kleine-König 2018-07-02 109 return -ENOMEM;
e4786ba0db7b11 drivers/leds/trigger/ledtrig-backlight.c Uwe Kleine-König 2018-07-02 110 led_set_trigger_data(led, n);
9f9455ae710786 drivers/leds/ledtrig-backlight.c Janusz Krzysztofik 2011-01-12 111
132e9306beedd0 drivers/leds/ledtrig-backlight.c Rodolfo Giometti 2008-10-13 112 n->led = led;
132e9306beedd0 drivers/leds/ledtrig-backlight.c Rodolfo Giometti 2008-10-13 113 n->brightness = led->brightness;
132e9306beedd0 drivers/leds/ledtrig-backlight.c Rodolfo Giometti 2008-10-13 114 n->old_status = UNBLANK;
132e9306beedd0 drivers/leds/ledtrig-backlight.c Rodolfo Giometti 2008-10-13 115 n->notifier.notifier_call = fb_notifier_callback;
132e9306beedd0 drivers/leds/ledtrig-backlight.c Rodolfo Giometti 2008-10-13 116
132e9306beedd0 drivers/leds/ledtrig-backlight.c Rodolfo Giometti 2008-10-13 @117 ret = fb_register_client(&n->notifier);
132e9306beedd0 drivers/leds/ledtrig-backlight.c Rodolfo Giometti 2008-10-13 118 if (ret)
132e9306beedd0 drivers/leds/ledtrig-backlight.c Rodolfo Giometti 2008-10-13 119 dev_err(led->dev, "unable to register backlight trigger\n");
2282e125a406e0 drivers/leds/trigger/ledtrig-backlight.c Uwe Kleine-König 2018-07-02 120
2282e125a406e0 drivers/leds/trigger/ledtrig-backlight.c Uwe Kleine-König 2018-07-02 121 return 0;
132e9306beedd0 drivers/leds/ledtrig-backlight.c Rodolfo Giometti 2008-10-13 122 }
132e9306beedd0 drivers/leds/ledtrig-backlight.c Rodolfo Giometti 2008-10-13 123
132e9306beedd0 drivers/leds/ledtrig-backlight.c Rodolfo Giometti 2008-10-13 124 static void bl_trig_deactivate(struct led_classdev *led)
132e9306beedd0 drivers/leds/ledtrig-backlight.c Rodolfo Giometti 2008-10-13 125 {
e4786ba0db7b11 drivers/leds/trigger/ledtrig-backlight.c Uwe Kleine-König 2018-07-02 126 struct bl_trig_notifier *n = led_get_trigger_data(led);
132e9306beedd0 drivers/leds/ledtrig-backlight.c Rodolfo Giometti 2008-10-13 127
132e9306beedd0 drivers/leds/ledtrig-backlight.c Rodolfo Giometti 2008-10-13 @128 fb_unregister_client(&n->notifier);
132e9306beedd0 drivers/leds/ledtrig-backlight.c Rodolfo Giometti 2008-10-13 129 kfree(n);
132e9306beedd0 drivers/leds/ledtrig-backlight.c Rodolfo Giometti 2008-10-13 130 }
132e9306beedd0 drivers/leds/ledtrig-backlight.c Rodolfo Giometti 2008-10-13 131
--
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