Re: [PATCH v2 3/5] fpga manager: Add cyclone-ps-spi driver for Altera FPGAs

From: kbuild test robot <lkp@intel.com>
To: Joshua Clayton <stillcompiling@gmail.com>
Cc: kbuild-all@01.org, Alan Tull <atull@opensource.altera.com>,
	Moritz Fischer <moritz.fischer@ettus.com>,
	Rob Herring <robh+dt@kernel.org>,
	Mark Rutland <mark.rutland@arm.com>,
	Shawn Guo <shawnguo@kernel.org>,
	Sascha Hauer <kernel@pengutronix.de>,
	Fabio Estevam <fabio.estevam@nxp.com>,
	Russell King <linux@armlinux.org.uk>,
	Joshua Clayton <stillcompiling@gmail.com>,
	devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH v2 3/5] fpga manager: Add cyclone-ps-spi driver for Altera FPGAs
Date: Sat, 29 Oct 2016 04:41:47 +0800	[thread overview]
Message-ID: <201610290422.JEtRRTFh%fengguang.wu@intel.com> (raw)
In-Reply-To: <202cdeff42a2de149c471630110a8b2657ccf5ca.1477669745.git.stillcompiling@gmail.com>

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Hi Joshua,

[auto build test ERROR on linus/master]
[also build test ERROR on v4.9-rc2 next-20161028]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]
[Suggest to use git(>=2.9.0) format-patch --base=<commit> (or --base=auto for convenience) to record what (public, well-known) commit your patch series was built on]
[Check https://git-scm.com/docs/git-format-patch for more information]

url:    https://github.com/0day-ci/linux/commits/Joshua-Clayton/lib-add-bitrev8x4/20161029-012535
config: openrisc-allmodconfig (attached as .config)
compiler: or32-linux-gcc (GCC) 4.5.1-or32-1.0rc1
reproduce:
        wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # save the attached .config to linux build tree
        make.cross ARCH=openrisc 

All errors (new ones prefixed by >>):

   drivers/fpga/cyclone-ps-spi.c: In function 'cyclonespi_write':
   drivers/fpga/cyclone-ps-spi.c:89:19: error: 'SZ_4K' undeclared (first use in this function)
   drivers/fpga/cyclone-ps-spi.c:89:19: note: each undeclared identifier is reported only once for each function it appears in
>> drivers/fpga/cyclone-ps-spi.c:89:19: error: type defaults to 'int' in declaration of '__UNIQUE_ID_min2_15'

vim +89 drivers/fpga/cyclone-ps-spi.c

    83		struct cyclonespi_conf *conf = (struct cyclonespi_conf *)mgr->priv;
    84		const char *fw_data = buf;
    85		const char *fw_data_end = fw_data + count;
    86	
    87		while (fw_data < fw_data_end) {
    88			int ret;
  > 89			size_t stride = min(fw_data_end - fw_data, SZ_4K);
    90	
    91			rev_buf((void *)fw_data, stride);
    92			ret = spi_write(conf->spi, fw_data, stride);

---
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