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X-CSE-ConnectionGUID: atSvCAXVSF6jZKbWd0uI5w== X-CSE-MsgGUID: 8+VrDLvnSz+lOiABd/SV5w== X-IronPort-AV: E=McAfee;i="6800,10657,11747"; a="76156561" X-IronPort-AV: E=Sophos;i="6.23,157,1770624000"; d="scan'208";a="76156561" Received: from fmviesa009.fm.intel.com ([10.60.135.149]) by orvoesa111.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 03 Apr 2026 01:40:02 -0700 X-CSE-ConnectionGUID: NcQzPotSTqOM77lF7ZnhxQ== X-CSE-MsgGUID: bOdGHcWoQYmSAvVkpedJdQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.23,157,1770624000"; d="scan'208";a="220570309" Received: from lkp-server01.sh.intel.com (HELO 064ad336901d) ([10.239.97.150]) by fmviesa009.fm.intel.com with ESMTP; 03 Apr 2026 01:39:57 -0700 Received: from kbuild by 064ad336901d with local (Exim 4.98.2) (envelope-from ) id 1w8a4H-0000000011Z-3Noi; Fri, 03 Apr 2026 08:39:53 +0000 Date: Fri, 3 Apr 2026 16:39:11 +0800 From: kernel test robot To: Tomi Valkeinen , Marek Vasut , Andrzej Hajda , Neil Armstrong , Robert Foss , Laurent Pinchart , Jonas Karlman , Jernej Skrabec , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, Dave Stevenson , Tomi Valkeinen Subject: Re: [PATCH v2 02/12] drm/bridge: tc358762: Improce SYSCTRL register defines Message-ID: <202604021223.FtCNpGqO-lkp@intel.com> References: <20260327-tc358762-fixes-v2-2-3589d3c45f4a@ideasonboard.com> 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: <20260327-tc358762-fixes-v2-2-3589d3c45f4a@ideasonboard.com> Hi Tomi, kernel test robot noticed the following build errors: [auto build test ERROR on 11439c4635edd669ae435eec308f4ab8a0804808] url: https://github.com/intel-lab-lkp/linux/commits/Tomi-Valkeinen/drm-bridge-tc358762-Clean-up-register-defines/20260328-164947 base: 11439c4635edd669ae435eec308f4ab8a0804808 patch link: https://lore.kernel.org/r/20260327-tc358762-fixes-v2-2-3589d3c45f4a%40ideasonboard.com patch subject: [PATCH v2 02/12] drm/bridge: tc358762: Improce SYSCTRL register defines config: x86_64-allyesconfig (https://download.01.org/0day-ci/archive/20260402/202604021223.FtCNpGqO-lkp@intel.com/config) compiler: clang version 20.1.8 (https://github.com/llvm/llvm-project 87f0227cb60147a26a1eeb4fb06e3b505e9c7261) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260402/202604021223.FtCNpGqO-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/202604021223.FtCNpGqO-lkp@intel.com/ All errors (new ones prefixed by >>): >> drivers/gpu/drm/bridge/tc358762.c:154:10: error: call to undeclared function 'FIELD_PREP'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] 154 | FIELD_PREP(SYSCTRL_DPIDATA_IO_MASK, SYSCTRL_DPIDATA_IO_4MA) | | ^ 1 error generated. vim +/FIELD_PREP +154 drivers/gpu/drm/bridge/tc358762.c 127 128 static int tc358762_init(struct tc358762 *ctx) 129 { 130 u32 lcdctrl; 131 132 tc358762_write(ctx, DSI_LANEENABLE, 133 DSI_LANEENABLE_L0EN | DSI_LANEENABLE_CLEN); 134 tc358762_write(ctx, PPI_D0S_CLRSIPOCOUNT, 5); 135 tc358762_write(ctx, PPI_D1S_CLRSIPOCOUNT, 5); 136 tc358762_write(ctx, PPI_D0S_ATMR, 0); 137 tc358762_write(ctx, PPI_D1S_ATMR, 0); 138 tc358762_write(ctx, PPI_LPTXTIMECNT, LPX_PERIOD); 139 140 tc358762_write(ctx, SPICMR, 0x00); 141 142 lcdctrl = LCDCTRL_VSDELAY(1) | LCDCTRL_RGB888 | 143 LCDCTRL_UNK6 | LCDCTRL_VTGEN; 144 145 if (ctx->mode.flags & DRM_MODE_FLAG_NHSYNC) 146 lcdctrl |= LCDCTRL_HSPOL; 147 148 if (ctx->mode.flags & DRM_MODE_FLAG_NVSYNC) 149 lcdctrl |= LCDCTRL_VSPOL; 150 151 tc358762_write(ctx, LCDCTRL, lcdctrl); 152 153 tc358762_write(ctx, SYSCTRL, > 154 FIELD_PREP(SYSCTRL_DPIDATA_IO_MASK, SYSCTRL_DPIDATA_IO_4MA) | 155 FIELD_PREP(SYSCTRL_DPISTB_IO_MASK, SYSCTRL_DPISTB_IO_4MA) | 156 FIELD_PREP(SYSCTRL_PCLKDIV_MASK, SYSCTRL_PCLKDIV_DIV_3)); 157 158 msleep(100); 159 160 tc358762_write(ctx, PPI_STARTPPI, PPI_STARTPPI_STARTPPI); 161 tc358762_write(ctx, DSI_STARTDSI, DSI_STARTDSI_STARTDSI); 162 163 msleep(100); 164 165 return tc358762_clear_error(ctx); 166 } 167 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki