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 4B7DCC433F5 for ; Fri, 10 Dec 2021 22:28:49 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239963AbhLJWcW (ORCPT ); Fri, 10 Dec 2021 17:32:22 -0500 Received: from mga01.intel.com ([192.55.52.88]:26410 "EHLO mga01.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233286AbhLJWcQ (ORCPT ); Fri, 10 Dec 2021 17:32:16 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1639175321; x=1670711321; h=date:from:to:cc:subject:message-id:mime-version; bh=xmD3p3e9IKDdcXcoMD3Ox5Fo/cp5Ctii6s+UoveBXec=; b=g2rqBMlRfjzqwYVNMxTk7AQErIGzTH1CqYuEsrqEncAuIF7sZDgHM3YL ysNIb7OpkhhCAZ8P0Myq0FJXmR9HH7+Vtm3+bqLqZHxwTak4Gp1Ez5/VM zintFOPaZY2IDBOA6rNKTSQJFus8sJkHxSLzhxOgHmMa7KIdAebyAzQry QABlHNGiux7XxoEL3yxzUGfLiS8nUL9EuNE6Wx92o7U7qpGFRkFLm05ty aFi9uzOm4YCMmstQh8Z26LNCHNYgJevyATjaaSAZbcdjLfdgyhBHr0JTl jtXqMUhXDHkRxWfRPOSDqk/CKCplHFFp1OFOptgPEoA6sNKpkG7j/kDz9 A==; X-IronPort-AV: E=McAfee;i="6200,9189,10194"; a="262567947" X-IronPort-AV: E=Sophos;i="5.88,196,1635231600"; d="scan'208";a="262567947" Received: from fmsmga004.fm.intel.com ([10.253.24.48]) by fmsmga101.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 10 Dec 2021 14:28:21 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.88,196,1635231600"; d="scan'208";a="581811198" Received: from lkp-server02.sh.intel.com (HELO 9e1e9f9b3bcb) ([10.239.97.151]) by fmsmga004.fm.intel.com with ESMTP; 10 Dec 2021 14:28:20 -0800 Received: from kbuild by 9e1e9f9b3bcb with local (Exim 4.92) (envelope-from ) id 1mvoNH-0003kQ-H5; Fri, 10 Dec 2021 22:28:19 +0000 Date: Sat, 11 Dec 2021 06:28:00 +0800 From: kernel test robot To: Neil Armstrong Cc: kbuild-all@lists.01.org, linux-kernel@vger.kernel.org Subject: [superna9999:amlogic/v5.17/g12-dsi 20/23] drivers/gpu/drm/meson/meson_encoder_dsi.c:59:44: warning: passing argument 2 of 'meson_venc_mipi_dsi_mode_set' discards 'const' qualifier from pointer target type Message-ID: <202112110612.0VVbVR6R-lkp@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.10.1 (2018-07-13) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org tree: https://github.com/superna9999/linux amlogic/v5.17/g12-dsi head: 62dac9179f2937dc08bffe08d15c6846bc4aedb4 commit: b186318175a12bdca613ee26b4b452964c795eb3 [20/23] fixup! WIP: drm/meson: add DSI encoder config: arm-randconfig-r013-20211210 (https://download.01.org/0day-ci/archive/20211211/202112110612.0VVbVR6R-lkp@intel.com/config) compiler: arm-linux-gnueabi-gcc (GCC) 11.2.0 reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://github.com/superna9999/linux/commit/b186318175a12bdca613ee26b4b452964c795eb3 git remote add superna9999 https://github.com/superna9999/linux git fetch --no-tags superna9999 amlogic/v5.17/g12-dsi git checkout b186318175a12bdca613ee26b4b452964c795eb3 # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=arm SHELL=/bin/bash drivers/gpu/drm/meson/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All warnings (new ones prefixed by >>): drivers/gpu/drm/meson/meson_encoder_dsi.c: In function 'meson_encoder_dsi_mode_set': >> drivers/gpu/drm/meson/meson_encoder_dsi.c:59:44: warning: passing argument 2 of 'meson_venc_mipi_dsi_mode_set' discards 'const' qualifier from pointer target type [-Wdiscarded-qualifiers] 59 | meson_venc_mipi_dsi_mode_set(priv, mode); | ^~~~ In file included from drivers/gpu/drm/meson/meson_encoder_dsi.c:24: drivers/gpu/drm/meson/meson_venc.h:71:60: note: expected 'struct drm_display_mode *' but argument is of type 'const struct drm_display_mode *' 71 | struct drm_display_mode *mode); | ~~~~~~~~~~~~~~~~~~~~~~~~~^~~~ vim +59 drivers/gpu/drm/meson/meson_encoder_dsi.c 6b197be782e0410 Neil Armstrong 2021-12-09 47 b186318175a12bd Neil Armstrong 2021-12-10 48 static void meson_encoder_dsi_mode_set(struct drm_bridge *bridge, b186318175a12bd Neil Armstrong 2021-12-10 49 const struct drm_display_mode *mode, b186318175a12bd Neil Armstrong 2021-12-10 50 const struct drm_display_mode *adjusted_mode) 6b197be782e0410 Neil Armstrong 2021-12-09 51 { 6b197be782e0410 Neil Armstrong 2021-12-09 52 struct meson_encoder_dsi *encoder_dsi = bridge_to_meson_encoder_dsi(bridge); 6b197be782e0410 Neil Armstrong 2021-12-09 53 struct meson_drm *priv = encoder_dsi->priv; 6b197be782e0410 Neil Armstrong 2021-12-09 54 b186318175a12bd Neil Armstrong 2021-12-10 55 pr_err("%s:%d\n", __func__, __LINE__); 6b197be782e0410 Neil Armstrong 2021-12-09 56 b186318175a12bd Neil Armstrong 2021-12-10 57 meson_vclk_setup(priv, MESON_VCLK_TARGET_DSI, mode->clock, 0, 0, 0, false); 6b197be782e0410 Neil Armstrong 2021-12-09 58 d521159dd8a9966 Neil Armstrong 2021-12-10 @59 meson_venc_mipi_dsi_mode_set(priv, mode); e1e87e576f5befb Neil Armstrong 2021-12-09 60 meson_encl_load_gamma(priv); 6b197be782e0410 Neil Armstrong 2021-12-09 61 b186318175a12bd Neil Armstrong 2021-12-10 62 writel_relaxed(0, priv->io_base + _REG(ENCL_VIDEO_EN)); b186318175a12bd Neil Armstrong 2021-12-10 63 e1e87e576f5befb Neil Armstrong 2021-12-09 64 writel_bits_relaxed(BIT(3), BIT(3), priv->io_base + _REG(ENCL_VIDEO_MODE_ADV)); e1e87e576f5befb Neil Armstrong 2021-12-09 65 writel_relaxed(0, priv->io_base + _REG(ENCL_TST_EN)); b186318175a12bd Neil Armstrong 2021-12-10 66 } b186318175a12bd Neil Armstrong 2021-12-10 67 :::::: The code at line 59 was first introduced by commit :::::: d521159dd8a996678230b50e4ecafcdf50648c52 fixup! WIP: drm/meson: add DSI encoder :::::: TO: Neil Armstrong :::::: CC: Neil Armstrong --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org