From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7CFFCC10DC1 for ; Sat, 2 Dec 2023 01:42:33 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229667AbjLBBmZ (ORCPT ); Fri, 1 Dec 2023 20:42:25 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54764 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229456AbjLBBmX (ORCPT ); Fri, 1 Dec 2023 20:42:23 -0500 Received: from mgamail.intel.com (mgamail.intel.com [134.134.136.65]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id ABD0B116 for ; Fri, 1 Dec 2023 17:42:29 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1701481349; x=1733017349; h=date:from:to:cc:subject:message-id:mime-version; bh=ZO29iu/oyxoU9JH5mz/IFKz/Uz60hiaZME2RI7JzULM=; b=GtfE3BZE8khF5pmofEoHCRfkZazSeQZZJeDCrjwTkoqHRi8c4WAqeUDj Dov3lV0HuDjdSSjwX3VVGbvtgcpcV7uq5RiEwNjqq6EnlgUE+zvH27ykz vjtRhHr/fP07pivU5MHA865Y+zpKkyC9e2rUpVikKYMBL5GVQNtorkFOA mYM8F7phGBzlVH5qtcFvXXerjh5UZCZQ2m14BnbVmzqJ6MJCt+ndyM1NW cEqr5OXrUnCzA7C6Sh9ORTCLs9EavvwPQmlshXYyrTSFZXQh+gQXVQz8C MI+dBniG5saJQkoGHqTAgmvmysplbtvEbC7RgnvlMGmMoNjMUMOrlUJYs Q==; X-IronPort-AV: E=McAfee;i="6600,9927,10911"; a="397459085" X-IronPort-AV: E=Sophos;i="6.04,243,1695711600"; d="scan'208";a="397459085" Received: from orviesa001.jf.intel.com ([10.64.159.141]) by orsmga103.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 01 Dec 2023 17:42:29 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.04,243,1695711600"; d="scan'208";a="17951299" Received: from lkp-server02.sh.intel.com (HELO b07ab15da5fe) ([10.239.97.151]) by orviesa001.jf.intel.com with ESMTP; 01 Dec 2023 17:42:28 -0800 Received: from kbuild by b07ab15da5fe with local (Exim 4.96) (envelope-from ) id 1r9F1U-0004Wc-2y; Sat, 02 Dec 2023 01:42:24 +0000 Date: Sat, 2 Dec 2023 09:42:06 +0800 From: kernel test robot To: Leon Huang Cc: oe-kbuild-all@lists.linux.dev, linux-kernel@vger.kernel.org, Alex Deucher , Rodrigo Siqueira Subject: drivers/gpu/drm/amd/amdgpu/../display/dc/dce/dmub_abm_lcd.c:253:63: sparse: sparse: cast truncates bits from constant value (ffff becomes ff) Message-ID: <202312020943.r4FQzx2s-lkp@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: b1e51588aa50287c3d33e14969d47ccdd403ad80 commit: b8fe56375f78835db47565d91ea9d21767fe3c08 drm/amd/display: Refactor ABM feature date: 8 months ago config: sparc64-randconfig-r036-20230708 (https://download.01.org/0day-ci/archive/20231202/202312020943.r4FQzx2s-lkp@intel.com/config) compiler: sparc64-linux-gcc (GCC) 12.3.0 reproduce: (https://download.01.org/0day-ci/archive/20231202/202312020943.r4FQzx2s-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/202312020943.r4FQzx2s-lkp@intel.com/ sparse warnings: (new ones prefixed by >>) drivers/gpu/drm/amd/amdgpu/../display/dc/dce/dmub_abm_lcd.c:83:6: sparse: sparse: symbol 'dmub_abm_init' was not declared. Should it be static? drivers/gpu/drm/amd/amdgpu/../display/dc/dce/dmub_abm_lcd.c:124:14: sparse: sparse: symbol 'dmub_abm_get_current_backlight' was not declared. Should it be static? drivers/gpu/drm/amd/amdgpu/../display/dc/dce/dmub_abm_lcd.c:135:14: sparse: sparse: symbol 'dmub_abm_get_target_backlight' was not declared. Should it be static? drivers/gpu/drm/amd/amdgpu/../display/dc/dce/dmub_abm_lcd.c:146:6: sparse: sparse: symbol 'dmub_abm_set_level' was not declared. Should it be static? drivers/gpu/drm/amd/amdgpu/../display/dc/dce/dmub_abm_lcd.c:167:6: sparse: sparse: symbol 'dmub_abm_set_ambient_level' was not declared. Should it be static? drivers/gpu/drm/amd/amdgpu/../display/dc/dce/dmub_abm_lcd.c:189:6: sparse: sparse: symbol 'dmub_abm_init_config' was not declared. Should it be static? drivers/gpu/drm/amd/amdgpu/../display/dc/dce/dmub_abm_lcd.c:221:6: sparse: sparse: symbol 'dmub_abm_set_pause' was not declared. Should it be static? drivers/gpu/drm/amd/amdgpu/../display/dc/dce/dmub_abm_lcd.c:241:6: sparse: sparse: symbol 'dmub_abm_set_pipe' was not declared. Should it be static? drivers/gpu/drm/amd/amdgpu/../display/dc/dce/dmub_abm_lcd.c:263:6: sparse: sparse: symbol 'dmub_abm_set_backlight_level' was not declared. Should it be static? drivers/gpu/drm/amd/amdgpu/../display/dc/dce/dmub_abm_lcd.c: note: in included file (through include/linux/mmzone.h, include/linux/gfp.h, include/linux/slab.h, ...): include/linux/page-flags.h:246:46: sparse: sparse: self-comparison always evaluates to false >> drivers/gpu/drm/amd/amdgpu/../display/dc/dce/dmub_abm_lcd.c:253:63: sparse: sparse: cast truncates bits from constant value (ffff becomes ff) vim +253 drivers/gpu/drm/amd/amdgpu/../display/dc/dce/dmub_abm_lcd.c 240 241 bool dmub_abm_set_pipe(struct abm *abm, uint32_t otg_inst, uint32_t option, uint32_t panel_inst) 242 { 243 union dmub_rb_cmd cmd; 244 struct dc_context *dc = abm->ctx; 245 uint32_t ramping_boundary = 0xFFFF; 246 247 memset(&cmd, 0, sizeof(cmd)); 248 cmd.abm_set_pipe.header.type = DMUB_CMD__ABM; 249 cmd.abm_set_pipe.header.sub_type = DMUB_CMD__ABM_SET_PIPE; 250 cmd.abm_set_pipe.abm_set_pipe_data.otg_inst = otg_inst; 251 cmd.abm_set_pipe.abm_set_pipe_data.set_pipe_option = option; 252 cmd.abm_set_pipe.abm_set_pipe_data.panel_inst = panel_inst; > 253 cmd.abm_set_pipe.abm_set_pipe_data.ramping_boundary = ramping_boundary; 254 cmd.abm_set_pipe.header.payload_bytes = sizeof(struct dmub_cmd_abm_set_pipe_data); 255 256 dc_dmub_srv_cmd_queue(dc->dmub_srv, &cmd); 257 dc_dmub_srv_cmd_execute(dc->dmub_srv); 258 dc_dmub_srv_wait_idle(dc->dmub_srv); 259 260 return true; 261 } 262 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki