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X-CSE-ConnectionGUID: HIDeFqr1QnKWSoNDil26KA== X-CSE-MsgGUID: YGciWsesQwSQKXpEmEPxGw== X-IronPort-AV: E=McAfee;i="6800,10657,11540"; a="59017753" X-IronPort-AV: E=Sophos;i="6.18,230,1751266800"; d="scan'208";a="59017753" Received: from orviesa008.jf.intel.com ([10.64.159.148]) by fmvoesa111.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 02 Sep 2025 04:24:53 -0700 X-CSE-ConnectionGUID: OPoOrR7OTGCtVWqxtm+8pg== X-CSE-MsgGUID: 60cEhCt6QYqf1a2wIiS0kg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.18,230,1751266800"; d="scan'208";a="171411846" Received: from lkp-server02.sh.intel.com (HELO 06ba48ef64e9) ([10.239.97.151]) by orviesa008.jf.intel.com with ESMTP; 02 Sep 2025 04:24:51 -0700 Received: from kbuild by 06ba48ef64e9 with local (Exim 4.96) (envelope-from ) id 1utP83-0001tb-2j; Tue, 02 Sep 2025 11:24:47 +0000 Date: Tue, 2 Sep 2025 19:23:37 +0800 From: kernel test robot To: Guido =?iso-8859-1?Q?G=FCnther?= , Neil Armstrong , Jessica Zhang , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter Cc: oe-kbuild-all@lists.linux.dev, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, phone-devel@vger.kernel.org, Guido =?iso-8859-1?Q?G=FCnther?= Subject: Re: [PATCH 3/3] drm/panel: visionox-rm69299: Add backlight support Message-ID: <202509021907.mZZ38HtR-lkp@intel.com> References: <20250901-shift6mq-panel-v1-3-444b4abbfaea@sigxcpu.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20250901-shift6mq-panel-v1-3-444b4abbfaea@sigxcpu.org> Hi Guido, kernel test robot noticed the following build warnings: [auto build test WARNING on b320789d6883cc00ac78ce83bccbfe7ed58afcf0] url: https://github.com/intel-lab-lkp/linux/commits/Guido-G-nther/drm-panel-visionox-rm69299-Fix-clock-frequency-for-SHIFT6mq/20250901-222400 base: b320789d6883cc00ac78ce83bccbfe7ed58afcf0 patch link: https://lore.kernel.org/r/20250901-shift6mq-panel-v1-3-444b4abbfaea%40sigxcpu.org patch subject: [PATCH 3/3] drm/panel: visionox-rm69299: Add backlight support config: x86_64-randconfig-123-20250902 (https://download.01.org/0day-ci/archive/20250902/202509021907.mZZ38HtR-lkp@intel.com/config) compiler: gcc-12 (Debian 12.2.0-14+deb12u1) 12.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250902/202509021907.mZZ38HtR-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 | Closes: https://lore.kernel.org/oe-kbuild-all/202509021907.mZZ38HtR-lkp@intel.com/ sparse warnings: (new ones prefixed by >>) >> drivers/gpu/drm/panel/panel-visionox-rm69299.c:341:24: sparse: sparse: Using plain integer as NULL pointer drivers/gpu/drm/panel/panel-visionox-rm69299.c:411:42: sparse: sparse: symbol 'visionox_rm69299_1080p_display_desc' was not declared. Should it be static? drivers/gpu/drm/panel/panel-visionox-rm69299.c:417:42: sparse: sparse: symbol 'visionox_rm69299_shift_desc' was not declared. Should it be static? vim +341 drivers/gpu/drm/panel/panel-visionox-rm69299.c 329 330 static struct backlight_device * 331 visionox_rm69299_create_backlight(struct visionox_rm69299 *ctx) 332 { 333 struct device *dev = &ctx->dsi->dev; 334 const struct backlight_properties props = { 335 .type = BACKLIGHT_RAW, 336 .brightness = ctx->desc->initial_brightness, 337 .max_brightness = ctx->desc->max_brightness, 338 }; 339 340 if (!ctx->desc->max_brightness) > 341 return 0; 342 343 return devm_backlight_device_register(dev, dev_name(dev), dev, ctx->dsi, 344 &visionox_rm69299_bl_ops, 345 &props); 346 } 347 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki