From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.55.52.151]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 96D69AD27; Fri, 1 Sep 2023 14:45:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1693579544; x=1725115544; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=DfSkvFJGLO+loOw/XZjGQXTk31CfUF7qrnawQNgjYLo=; b=UY7iR/92dqwr6Wo3LYHuQMfZFSQ2tqeFKKGYREhNvlTEpji2KYg+rbTj p8HFIMZlxpsPd6dWzQbmOnj7Yqq0M6c9SPX0Hi3ILycHXHuf5enHGEFIW sj93wGbe7hJ64b9RwFbeg9Io3si3tkZ4+QbuQy6YSgsZlpyRATQYTtywA XJmrAyiXXRRwW0ZHc1+B1nesaiNSyN+s5t0zP2YSxsjaWmMGkPOjPwNkW HqDUkyr0IrQrHUEBMS2obxBYRtIEtcp/FHan6S/OEjpSOX4Fru7elGf9M dswFx+T6mgjESbK9TSWo3rVLOuf9SKVBjssoqxU/FoYovsoMeT9CQ2ag6 g==; X-IronPort-AV: E=McAfee;i="6600,9927,10819"; a="356544469" X-IronPort-AV: E=Sophos;i="6.02,219,1688454000"; d="scan'208";a="356544469" Received: from fmsmga007.fm.intel.com ([10.253.24.52]) by fmsmga107.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 01 Sep 2023 07:45:43 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10819"; a="743128772" X-IronPort-AV: E=Sophos;i="6.02,219,1688454000"; d="scan'208";a="743128772" Received: from lkp-server01.sh.intel.com (HELO 5d8055a4f6aa) ([10.239.97.150]) by fmsmga007.fm.intel.com with ESMTP; 01 Sep 2023 07:45:42 -0700 Received: from kbuild by 5d8055a4f6aa with local (Exim 4.96) (envelope-from ) id 1qc5P2-0001NS-0W; Fri, 01 Sep 2023 14:45:40 +0000 Date: Fri, 1 Sep 2023 22:45:28 +0800 From: kernel test robot To: Jani Nikula Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev Subject: Re: [RFC] drm/bridge: megachips-stdpxxxx-ge-b850v3-fw: switch to drm_do_get_edid() Message-ID: <202309012218.hjriMIl0-lkp@intel.com> References: <20230901102400.552254-1-jani.nikula@intel.com> Precedence: bulk X-Mailing-List: llvm@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20230901102400.552254-1-jani.nikula@intel.com> Hi Jani, [This is a private test report for your RFC patch.] kernel test robot noticed the following build errors: [auto build test ERROR on drm-misc/drm-misc-next] [also build test ERROR on drm/drm-next drm-exynos/exynos-drm-next drm-intel/for-linux-next drm-intel/for-linux-next-fixes drm-tip/drm-tip linus/master v6.5 next-20230831] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Jani-Nikula/drm-bridge-megachips-stdpxxxx-ge-b850v3-fw-switch-to-drm_do_get_edid/20230901-182521 base: git://anongit.freedesktop.org/drm/drm-misc drm-misc-next patch link: https://lore.kernel.org/r/20230901102400.552254-1-jani.nikula%40intel.com patch subject: [RFC] drm/bridge: megachips-stdpxxxx-ge-b850v3-fw: switch to drm_do_get_edid() config: hexagon-randconfig-002-20230901 (https://download.01.org/0day-ci/archive/20230901/202309012218.hjriMIl0-lkp@intel.com/config) compiler: clang version 17.0.0 (https://github.com/llvm/llvm-project.git 4a5ac14ee968ff0ad5d2cc1ffa0299048db4c88a) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20230901/202309012218.hjriMIl0-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/202309012218.hjriMIl0-lkp@intel.com/ All errors (new ones prefixed by >>): In file included from drivers/gpu/drm/bridge/megachips-stdpxxxx-ge-b850v3-fw.c:22: In file included from include/linux/i2c.h:19: In file included from include/linux/regulator/consumer.h:35: In file included from include/linux/suspend.h:5: In file included from include/linux/swap.h:9: In file included from include/linux/memcontrol.h:13: In file included from include/linux/cgroup.h:26: In file included from include/linux/kernel_stat.h:9: In file included from include/linux/interrupt.h:11: In file included from include/linux/hardirq.h:11: In file included from ./arch/hexagon/include/generated/asm/hardirq.h:1: In file included from include/asm-generic/hardirq.h:17: In file included from include/linux/irq.h:20: In file included from include/linux/io.h:13: In file included from arch/hexagon/include/asm/io.h:334: include/asm-generic/io.h:547:31: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 547 | val = __raw_readb(PCI_IOBASE + addr); | ~~~~~~~~~~ ^ include/asm-generic/io.h:560:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 560 | val = __le16_to_cpu((__le16 __force)__raw_readw(PCI_IOBASE + addr)); | ~~~~~~~~~~ ^ include/uapi/linux/byteorder/little_endian.h:37:51: note: expanded from macro '__le16_to_cpu' 37 | #define __le16_to_cpu(x) ((__force __u16)(__le16)(x)) | ^ In file included from drivers/gpu/drm/bridge/megachips-stdpxxxx-ge-b850v3-fw.c:22: In file included from include/linux/i2c.h:19: In file included from include/linux/regulator/consumer.h:35: In file included from include/linux/suspend.h:5: In file included from include/linux/swap.h:9: In file included from include/linux/memcontrol.h:13: In file included from include/linux/cgroup.h:26: In file included from include/linux/kernel_stat.h:9: In file included from include/linux/interrupt.h:11: In file included from include/linux/hardirq.h:11: In file included from ./arch/hexagon/include/generated/asm/hardirq.h:1: In file included from include/asm-generic/hardirq.h:17: In file included from include/linux/irq.h:20: In file included from include/linux/io.h:13: In file included from arch/hexagon/include/asm/io.h:334: include/asm-generic/io.h:573:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 573 | val = __le32_to_cpu((__le32 __force)__raw_readl(PCI_IOBASE + addr)); | ~~~~~~~~~~ ^ include/uapi/linux/byteorder/little_endian.h:35:51: note: expanded from macro '__le32_to_cpu' 35 | #define __le32_to_cpu(x) ((__force __u32)(__le32)(x)) | ^ In file included from drivers/gpu/drm/bridge/megachips-stdpxxxx-ge-b850v3-fw.c:22: In file included from include/linux/i2c.h:19: In file included from include/linux/regulator/consumer.h:35: In file included from include/linux/suspend.h:5: In file included from include/linux/swap.h:9: In file included from include/linux/memcontrol.h:13: In file included from include/linux/cgroup.h:26: In file included from include/linux/kernel_stat.h:9: In file included from include/linux/interrupt.h:11: In file included from include/linux/hardirq.h:11: In file included from ./arch/hexagon/include/generated/asm/hardirq.h:1: In file included from include/asm-generic/hardirq.h:17: In file included from include/linux/irq.h:20: In file included from include/linux/io.h:13: In file included from arch/hexagon/include/asm/io.h:334: include/asm-generic/io.h:584:33: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 584 | __raw_writeb(value, PCI_IOBASE + addr); | ~~~~~~~~~~ ^ include/asm-generic/io.h:594:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 594 | __raw_writew((u16 __force)cpu_to_le16(value), PCI_IOBASE + addr); | ~~~~~~~~~~ ^ include/asm-generic/io.h:604:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 604 | __raw_writel((u32 __force)cpu_to_le32(value), PCI_IOBASE + addr); | ~~~~~~~~~~ ^ >> drivers/gpu/drm/bridge/megachips-stdpxxxx-ge-b850v3-fw.c:101:65: error: too many arguments to function call, expected 3, have 4 101 | return drm_do_get_edid(connector, stdp2690_read_block, client, NULL); | ~~~~~~~~~~~~~~~ ^~~~ include/linux/stddef.h:8:14: note: expanded from macro 'NULL' 8 | #define NULL ((void *)0) | ^~~~~~~~~~~ include/drm/drm_edid.h:568:14: note: 'drm_do_get_edid' declared here 568 | struct edid *drm_do_get_edid(struct drm_connector *connector, | ^ 6 warnings and 1 error generated. vim +101 drivers/gpu/drm/bridge/megachips-stdpxxxx-ge-b850v3-fw.c 93 94 static struct edid *ge_b850v3_lvds_get_edid(struct drm_bridge *bridge, 95 struct drm_connector *connector) 96 { 97 struct i2c_client *client; 98 99 client = ge_b850v3_lvds_ptr->stdp2690_i2c; 100 > 101 return drm_do_get_edid(connector, stdp2690_read_block, client, NULL); 102 } 103 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki