From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.7]) (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 0C3E08121F; Sun, 20 Oct 2024 10:44:41 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.7 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729421084; cv=none; b=ACuZxdKuHERV4vNFz6p3pZMzTO0R/huE4j2kM7ZsvErneRkPt5Dftvi+XRzbFT9yJ6iCYvd3HbdtN2XKcD2pSFBYo2+Sun8R6BZoxCm9r212K6iIhCaDgQCuDthjNw4jilzZFQUdAzC4lwW+luzDpAdJqXx2DOJ7iU7DW3CFh74= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729421084; c=relaxed/simple; bh=BlU6SNAVuB+ePlLNf75kQesr0X45PWZmw4zKs7QsWaA=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=fsCf6JZBZLjCb+bWF21y0hydfvUBRBqklyMUCnFwUzgsAXtwuzHDVd5L8j4HQ+fCBLVhm+ulTBQYn2ccotshCqheg9hFt5O0GTv9dWX0c/6HwgtwmhUBaTlmbqUEV/GcmvkOa/xtw6wAHBwVHP4v5nSlV9RQOL0ID6b4UvngqAs= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=WMsrlVWo; arc=none smtp.client-ip=192.198.163.7 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="WMsrlVWo" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1729421082; x=1760957082; h=date:from:to:cc:subject:message-id:references: mime-version:content-transfer-encoding:in-reply-to; bh=BlU6SNAVuB+ePlLNf75kQesr0X45PWZmw4zKs7QsWaA=; b=WMsrlVWoE22X3J+thmAmRaIhEQa2B7PkgNZ1Ol8FN5SGrgdPu8bkjuHB zMdKLfSuUkmLJApT1tM5J2XHUKf85mQGjoCTwOkBOKwP041b9RNzVWIWN jytWRC0G6pv1lZVIn8jQMLUduiYmWkdw/8gflDOTXzTr4HXYEkaiYWA2s uHplPB2m3JfH9/h+9nudGyvabeqKvT99xz6Pwjp1LOAtO/5tE7JN/6vzz A0z2dquX0COoHmpw+4IXZAdMylP1x7zR2+GAt7pZ4TbJvfsOrnUAprhBQ vGno805Y82SupY9hZBlVZ9Cj3uDXbBOEoln2bGkb+X1avbhpPgKk8T2fq Q==; X-CSE-ConnectionGUID: 7zIYyh3ZTNWjVDWbM3Rqyw== X-CSE-MsgGUID: A0JYpiVaQbK4KFmoEWGGAw== X-IronPort-AV: E=McAfee;i="6700,10204,11230"; a="54321247" X-IronPort-AV: E=Sophos;i="6.11,218,1725346800"; d="scan'208";a="54321247" Received: from fmviesa001.fm.intel.com ([10.60.135.141]) by fmvoesa101.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 20 Oct 2024 03:44:41 -0700 X-CSE-ConnectionGUID: bSBlRiX2SOu/CEqHAPGTHw== X-CSE-MsgGUID: bIgfV6zqTKOGZlhOMRHZxw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.11,218,1725346800"; d="scan'208";a="110018743" Received: from lkp-server01.sh.intel.com (HELO a48cf1aa22e8) ([10.239.97.150]) by fmviesa001.fm.intel.com with ESMTP; 20 Oct 2024 03:44:39 -0700 Received: from kbuild by a48cf1aa22e8 with local (Exim 4.96) (envelope-from ) id 1t2TQK-000QDD-1C; Sun, 20 Oct 2024 10:44:36 +0000 Date: Sun, 20 Oct 2024 18:44:01 +0800 From: kernel test robot To: George Stark , u.kleine-koenig@pengutronix.de, neil.armstrong@linaro.org, khilman@baylibre.com, jbrunet@baylibre.com, martin.blumenstingl@googlemail.com Cc: oe-kbuild-all@lists.linux.dev, linux-pwm@vger.kernel.org, linux-amlogic@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, kernel@salutedevices.com, George Stark Subject: Re: [PATCH v2 1/4] pwm: meson: Simplify get_state() callback Message-ID: <202410201612.QJbPOweL-lkp@intel.com> References: <20241016152553.2321992-2-gnstark@salutedevices.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=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20241016152553.2321992-2-gnstark@salutedevices.com> Hi George, kernel test robot noticed the following build warnings: [auto build test WARNING on linus/master] [also build test WARNING on v6.12-rc3 next-20241018] [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/George-Stark/pwm-meson-Simplify-get_state-callback/20241016-232751 base: linus/master patch link: https://lore.kernel.org/r/20241016152553.2321992-2-gnstark%40salutedevices.com patch subject: [PATCH v2 1/4] pwm: meson: Simplify get_state() callback config: m68k-allmodconfig (https://download.01.org/0day-ci/archive/20241020/202410201612.QJbPOweL-lkp@intel.com/config) compiler: m68k-linux-gcc (GCC) 14.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241020/202410201612.QJbPOweL-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/202410201612.QJbPOweL-lkp@intel.com/ All warnings (new ones prefixed by >>): drivers/pwm/pwm-meson.c: In function 'meson_pwm_get_state': >> drivers/pwm/pwm-meson.c:312:35: warning: variable 'channel' set but not used [-Wunused-but-set-variable] 312 | struct meson_pwm_channel *channel; | ^~~~~~~ Kconfig warnings: (for reference only) WARNING: unmet direct dependencies detected for GET_FREE_REGION Depends on [n]: SPARSEMEM [=n] Selected by [m]: - RESOURCE_KUNIT_TEST [=m] && RUNTIME_TESTING_MENU [=y] && KUNIT [=m] vim +/channel +312 drivers/pwm/pwm-meson.c c375bcbaabdb92 Martin Blumenstingl 2019-06-12 306 6c452cff79f8bf Uwe Kleine-König 2022-12-02 307 static int meson_pwm_get_state(struct pwm_chip *chip, struct pwm_device *pwm, 211ed630753d2f Neil Armstrong 2016-08-22 308 struct pwm_state *state) 211ed630753d2f Neil Armstrong 2016-08-22 309 { 211ed630753d2f Neil Armstrong 2016-08-22 310 struct meson_pwm *meson = to_meson_pwm(chip); c375bcbaabdb92 Martin Blumenstingl 2019-06-12 311 struct meson_pwm_channel_data *channel_data; c375bcbaabdb92 Martin Blumenstingl 2019-06-12 @312 struct meson_pwm_channel *channel; 2acdf419b01bae George Stark 2024-10-16 313 unsigned int hi, lo; 329db102a26da0 Heiner Kallweit 2023-05-24 314 u32 value; 211ed630753d2f Neil Armstrong 2016-08-22 315 c375bcbaabdb92 Martin Blumenstingl 2019-06-12 316 channel = &meson->channels[pwm->hwpwm]; c375bcbaabdb92 Martin Blumenstingl 2019-06-12 317 channel_data = &meson_pwm_per_channel_data[pwm->hwpwm]; 211ed630753d2f Neil Armstrong 2016-08-22 318 211ed630753d2f Neil Armstrong 2016-08-22 319 value = readl(meson->base + REG_MISC_AB); 329db102a26da0 Heiner Kallweit 2023-05-24 320 state->enabled = value & channel_data->pwm_en_mask; c375bcbaabdb92 Martin Blumenstingl 2019-06-12 321 c375bcbaabdb92 Martin Blumenstingl 2019-06-12 322 value = readl(meson->base + channel_data->reg_offset); 2acdf419b01bae George Stark 2024-10-16 323 lo = FIELD_GET(PWM_LOW_MASK, value); 2acdf419b01bae George Stark 2024-10-16 324 hi = FIELD_GET(PWM_HIGH_MASK, value); c375bcbaabdb92 Martin Blumenstingl 2019-06-12 325 2acdf419b01bae George Stark 2024-10-16 326 state->period = meson_pwm_cnt_to_ns(chip, pwm, lo + hi); 2acdf419b01bae George Stark 2024-10-16 327 state->duty_cycle = meson_pwm_cnt_to_ns(chip, pwm, hi); 6c452cff79f8bf Uwe Kleine-König 2022-12-02 328 8caa81eb950cb2 Uwe Kleine-König 2023-03-22 329 state->polarity = PWM_POLARITY_NORMAL; 8caa81eb950cb2 Uwe Kleine-König 2023-03-22 330 6c452cff79f8bf Uwe Kleine-König 2022-12-02 331 return 0; 211ed630753d2f Neil Armstrong 2016-08-22 332 } 211ed630753d2f Neil Armstrong 2016-08-22 333 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki