linux-kernel - Re: [PATCH 04/13] media: i2c: ov5647: Fix v4l2-compliance failure subscribing to events

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Message-ID: <202510290816.8EQhDjD8-lkp@intel.com>
Date: Wed, 29 Oct 2025 08:57:53 +0800
From: kernel test robot <lkp@...el.com>
To: Jai Luthra <jai.luthra@...asonboard.com>,
	Sakari Ailus <sakari.ailus@...ux.intel.com>,
	Dave Stevenson <dave.stevenson@...pberrypi.com>,
	Jacopo Mondi <jacopo@...ndi.org>,
	Mauro Carvalho Chehab <mchehab@...nel.org>
Cc: oe-kbuild-all@...ts.linux.dev, linux-media@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	Kieran Bingham <kieran.bingham@...asonboard.com>,
	David Plowman <david.plowman@...pberrypi.com>,
	Laurent Pinchart <laurent.pinchart@...asonboard.com>,
	Peter Robinson <pbrobinson@...il.com>,
	Stefan Wahren <wahrenst@....net>,
	"Ivan T. Ivanov" <iivanov@...e.de>,
	Jai Luthra <jai.luthra@...asonboard.com>
Subject: Re: [PATCH 04/13] media: i2c: ov5647: Fix v4l2-compliance failure
 subscribing to events

Hi Jai,

kernel test robot noticed the following build warnings:

[auto build test WARNING on 3a8660878839faadb4f1a6dd72c3179c1df56787]

url:    https://github.com/intel-lab-lkp/linux/commits/Jai-Luthra/media-i2c-ov5647-Parse-and-register-properties/20251028-153619
base:   3a8660878839faadb4f1a6dd72c3179c1df56787
patch link:    https://lore.kernel.org/r/20251028-b4-rpi-ov5647-v1-4-098413454f5e%40ideasonboard.com
patch subject: [PATCH 04/13] media: i2c: ov5647: Fix v4l2-compliance failure subscribing to events
config: sparc64-randconfig-r134-20251029 (https://download.01.org/0day-ci/archive/20251029/202510290816.8EQhDjD8-lkp@intel.com/config)
compiler: clang version 22.0.0git (https://github.com/llvm/llvm-project d1c086e82af239b245fe8d7832f2753436634990)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251029/202510290816.8EQhDjD8-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/202510290816.8EQhDjD8-lkp@intel.com/

sparse warnings: (new ones prefixed by >>)
>> drivers/media/i2c/ov5647.c:870:10: sparse: sparse: Initializer entry defined twice
   drivers/media/i2c/ov5647.c:876:10: sparse:   also defined here

vim +870 drivers/media/i2c/ov5647.c

3c2472a3c54895 Ramiro Oliveira 2017-03-22  867  
c9a05cece64c60 Jacopo Mondi    2020-11-19  868  /* Subdev core operations registration */
3c2472a3c54895 Ramiro Oliveira 2017-03-22  869  static const struct v4l2_subdev_core_ops ov5647_subdev_core_ops = {
dc3373081396f5 Jacopo Mondi    2020-11-19 @870  	.subscribe_event	= v4l2_ctrl_subdev_subscribe_event,
dc3373081396f5 Jacopo Mondi    2020-11-19  871  	.unsubscribe_event	= v4l2_event_subdev_unsubscribe,
3c2472a3c54895 Ramiro Oliveira 2017-03-22  872  #ifdef CONFIG_VIDEO_ADV_DEBUG
3c2472a3c54895 Ramiro Oliveira 2017-03-22  873  	.g_register		= ov5647_sensor_get_register,
3c2472a3c54895 Ramiro Oliveira 2017-03-22  874  	.s_register		= ov5647_sensor_set_register,
3c2472a3c54895 Ramiro Oliveira 2017-03-22  875  #endif
d812c6225cf5be David Plowman   2025-10-28  876  	.subscribe_event = v4l2_ctrl_subdev_subscribe_event,
d812c6225cf5be David Plowman   2025-10-28  877  	.unsubscribe_event = v4l2_event_subdev_unsubscribe,
3c2472a3c54895 Ramiro Oliveira 2017-03-22  878  };
3c2472a3c54895 Ramiro Oliveira 2017-03-22  879  

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https://github.com/intel/lkp-tests/wiki