From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.9]) (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 7851E19E967; Sun, 13 Jul 2025 06:33:13 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.9 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1752388395; cv=none; b=S6p+CID+8JyEJ9w9DnBqO8Sp0iCpPyOoJpBgZw5zUEgBHNf0Zz6p1O2LoAo2v7yacb0w6fx9GiOoahAdYt3N960QY6GpwzXCC6PABWif3u5h8DaL9NBSU8MIiHF0E98idIJ5mYVfcZzAJRWTOBZMY0CQYDPiBWsGE0JMeCluT6c= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1752388395; c=relaxed/simple; bh=RV2fZ2M4TKY0D92MjssBZlAVgtq65IeP0WmOHlbH5hI=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=DiFsJw2dRGEym/CRg0jf/C8j6ZroDp8WII/UAXpe9jJiNQnEh5kzarlg3ESxQBTNBPARLz+LMrmY+z/bztGbmkl+ss4hwG/57hyckOT6W59hz8V8bSy3cZYbX0gvOnAQVfqZU5FLrsLzJmjApfZ0UY1WyH0+pK5wF8D74Hkw+G0= 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=G3zn32Zg; arc=none smtp.client-ip=192.198.163.9 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="G3zn32Zg" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1752388393; x=1783924393; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=RV2fZ2M4TKY0D92MjssBZlAVgtq65IeP0WmOHlbH5hI=; b=G3zn32ZggHBfCMjiJaMVd3bwyWnksBWFAwuCTrCafold0KzMQO/U7muS +VL1cMhONUSroeYfoeZuEJyYgeNmm8wyOCvwvb4sJgaLVOHOoz5Vu0ydC iQRE/xNeksbHAimVVb4RTCb+GINNmiMToHi+KCZXgBZQj8lWbcWfJGVr3 7nF4wFCFUWgyfQIt00UUfojpkH+7NwrMImV27Q9sB9Y1UhhgXrrt6l61M 0XD3v7XuI8sTGqq+75l41fjjl5zsKsBJHORQrSSbdJZRJtmMTOjDLp69O RZAJIUZE0L/dhL1NkOv4TBGYDfbPHJ8iivoEdo949J27oPIeT2FqMfCI5 g==; X-CSE-ConnectionGUID: QU/8y/C9R4yPEG5vnKxk6Q== X-CSE-MsgGUID: QVg8f5ewRzSBb8kOW4zVtg== X-IronPort-AV: E=McAfee;i="6800,10657,11491"; a="65319372" X-IronPort-AV: E=Sophos;i="6.16,308,1744095600"; d="scan'208";a="65319372" Received: from fmviesa009.fm.intel.com ([10.60.135.149]) by fmvoesa103.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 12 Jul 2025 23:33:13 -0700 X-CSE-ConnectionGUID: 7P1p74VrRPeSyGGK8aOmsA== X-CSE-MsgGUID: Gk/3Mb/kQ7yzmO6RcneGmQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.16,308,1744095600"; d="scan'208";a="157018597" Received: from lkp-server01.sh.intel.com (HELO 9ee84586c615) ([10.239.97.150]) by fmviesa009.fm.intel.com with ESMTP; 12 Jul 2025 23:33:09 -0700 Received: from kbuild by 9ee84586c615 with local (Exim 4.96) (envelope-from ) id 1uaqGo-0007wR-2u; Sun, 13 Jul 2025 06:33:06 +0000 Date: Sun, 13 Jul 2025 14:33:01 +0800 From: kernel test robot To: Kamal Dasu , andersson@kernel.org, baolin.wang@linux.alibaba.com, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, florian.fainelli@broadcom.com, ulf.hansson@linaro.org, adrian.hunter@intel.com Cc: oe-kbuild-all@lists.linux.dev, bcm-kernel-feedback-list@broadcom.com, kamal.dasu@broadcom.com, linux-remoteproc@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-mmc@vger.kernel.org, Kamal Dasu Subject: Re: [PATCH 2/4] hwspinlock: brcmstb hardware semaphore support Message-ID: <202507131422.6eIuyxUJ-lkp@intel.com> References: <20250711154221.928164-4-kamal.dasu@broadcom.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: <20250711154221.928164-4-kamal.dasu@broadcom.com> Hi Kamal, kernel test robot noticed the following build warnings: [auto build test WARNING on robh/for-next] [also build test WARNING on linus/master v6.16-rc5 next-20250711] [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/Kamal-Dasu/dt-bindings-brcmstb-hwspinlock-support-for-hwspinlock/20250712-034624 base: https://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git for-next patch link: https://lore.kernel.org/r/20250711154221.928164-4-kamal.dasu%40broadcom.com patch subject: [PATCH 2/4] hwspinlock: brcmstb hardware semaphore support config: arc-randconfig-r111-20250713 (https://download.01.org/0day-ci/archive/20250713/202507131422.6eIuyxUJ-lkp@intel.com/config) compiler: arc-linux-gcc (GCC) 12.4.0 reproduce: (https://download.01.org/0day-ci/archive/20250713/202507131422.6eIuyxUJ-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/202507131422.6eIuyxUJ-lkp@intel.com/ sparse warnings: (new ones prefixed by >>) >> drivers/hwspinlock/brcmstb_hwspinlock.c:26:39: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected void [noderef] __iomem *lock_addr @@ got void *priv @@ drivers/hwspinlock/brcmstb_hwspinlock.c:26:39: sparse: expected void [noderef] __iomem *lock_addr drivers/hwspinlock/brcmstb_hwspinlock.c:26:39: sparse: got void *priv drivers/hwspinlock/brcmstb_hwspinlock.c:35:39: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected void [noderef] __iomem *lock_addr @@ got void *priv @@ drivers/hwspinlock/brcmstb_hwspinlock.c:35:39: sparse: expected void [noderef] __iomem *lock_addr drivers/hwspinlock/brcmstb_hwspinlock.c:35:39: sparse: got void *priv >> drivers/hwspinlock/brcmstb_hwspinlock.c:73:30: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected void *priv @@ got void [noderef] __iomem * @@ drivers/hwspinlock/brcmstb_hwspinlock.c:73:30: sparse: expected void *priv drivers/hwspinlock/brcmstb_hwspinlock.c:73:30: sparse: got void [noderef] __iomem * vim +26 drivers/hwspinlock/brcmstb_hwspinlock.c 23 24 static int brcmstb_hwspinlock_trylock(struct hwspinlock *lock) 25 { > 26 void __iomem *lock_addr = lock->priv; 27 28 writel(HWSPINLOCK_VAL, lock_addr); 29 30 return (readl(lock_addr) == HWSPINLOCK_VAL); 31 } 32 33 static void brcmstb_hwspinlock_unlock(struct hwspinlock *lock) 34 { 35 void __iomem *lock_addr = lock->priv; 36 37 /* release the lock by writing 0 to it */ 38 writel(RESET_SEMAPHORE, lock_addr); 39 } 40 41 static void brcmstb_hwspinlock_relax(struct hwspinlock *lock) 42 { 43 ndelay(50); 44 } 45 46 static const struct hwspinlock_ops brcmstb_hwspinlock_ops = { 47 .trylock = brcmstb_hwspinlock_trylock, 48 .unlock = brcmstb_hwspinlock_unlock, 49 .relax = brcmstb_hwspinlock_relax, 50 }; 51 52 static int brcmstb_hwspinlock_probe(struct platform_device *pdev) 53 { 54 struct hwspinlock_device *bank; 55 struct hwspinlock *hwlock; 56 void __iomem *io_base; 57 int i, num_locks = BRCMSTB_MAX_SEMAPHORES; 58 59 io_base = devm_platform_ioremap_resource(pdev, 0); 60 if (IS_ERR(io_base)) { 61 dev_err(&pdev->dev, "semaphore iobase mapping error\n"); 62 return PTR_ERR(io_base); 63 } 64 65 bank = devm_kzalloc(&pdev->dev, struct_size(bank, lock, num_locks), 66 GFP_KERNEL); 67 if (!bank) 68 return -ENOMEM; 69 70 platform_set_drvdata(pdev, bank); 71 72 for (i = 0, hwlock = &bank->lock[0]; i < num_locks; i++, hwlock++) > 73 hwlock->priv = io_base + sizeof(u32) * i; 74 75 return devm_hwspin_lock_register(&pdev->dev, bank, 76 &brcmstb_hwspinlock_ops, 77 0, num_locks); 78 } 79 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki