linux-kernel - Re: [PATCH 7/7] Kconfig: Allow k3dma driver to be selected for more then HISI3xx platforms

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Date:	Fri, 22 Jul 2016 14:56:43 +0800
From:	kbuild test robot <lkp@...el.com>
To:	John Stultz <john.stultz@...aro.org>
Cc:	kbuild-all@...org, lkml <linux-kernel@...r.kernel.org>,
	John Stultz <john.stultz@...aro.org>,
	Zhangfei Gao <zhangfei.gao@...aro.org>,
	Jingoo Han <jg1.han@...sung.com>,
	Krzysztof Kozlowski <k.kozlowski@...sung.com>,
	Maxime Ripard <maxime.ripard@...e-electrons.com>,
	Vinod Koul <vinod.koul@...el.com>,
	Dan Williams <dan.j.williams@...el.com>,
	Liam Girdwood <lgirdwood@...il.com>,
	Mark Brown <broonie@...nel.org>,
	Jaroslav Kysela <perex@...ex.cz>,
	Takashi Iwai <tiwai@...e.com>, Wei Xu <xuwei5@...ilicon.com>,
	Rob Herring <robh+dt@...nel.org>, Andy Green <andy@...mcat.com>
Subject: Re: [PATCH 7/7] Kconfig: Allow k3dma driver to be selected for more
 then HISI3xx platforms

Hi,

[auto build test WARNING on stable/master]
[also build test WARNING on v4.7-rc7]
[cannot apply to next-20160721]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

url:    https://github.com/0day-ci/linux/commits/John-Stultz/K3DMA-fixes-for-HiKey-HDMI-audio/20160722-042725
base:   https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable.git master
config: sparc64-allmodconfig (attached as .config)
compiler: sparc64-linux-gnu-gcc (Debian 5.4.0-6) 5.4.0 20160609
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=sparc64 

All warnings (new ones prefixed by >>):

   In file included from include/linux/printk.h:289:0,
                    from include/linux/kernel.h:13,
                    from include/linux/sched.h:17,
                    from drivers/dma/k3dma.c:9:
   drivers/dma/k3dma.c: In function 'k3_dma_prep_dma_cyclic':
>> drivers/dma/k3dma.c:589:19: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
            __func__, (void *)buf_addr, (void *)to_k3_chan(chan)->dev_addr,
                      ^
   include/linux/dynamic_debug.h:87:9: note: in definition of macro 'dynamic_dev_dbg'
          ##__VA_ARGS__);  \
            ^
>> drivers/dma/k3dma.c:588:2: note: in expansion of macro 'dev_dbg'
     dev_dbg(chan->device->dev, "%s: buf %p, dst %p, buf len %d, period_len = %d, dir %d\n",
     ^
   drivers/dma/k3dma.c:589:37: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
            __func__, (void *)buf_addr, (void *)to_k3_chan(chan)->dev_addr,
                                        ^
   include/linux/dynamic_debug.h:87:9: note: in definition of macro 'dynamic_dev_dbg'
          ##__VA_ARGS__);  \
            ^
>> drivers/dma/k3dma.c:588:2: note: in expansion of macro 'dev_dbg'
     dev_dbg(chan->device->dev, "%s: buf %p, dst %p, buf len %d, period_len = %d, dir %d\n",
     ^

vim +589 drivers/dma/k3dma.c

286eb549 Andy Green 2016-07-20  582  	size_t len, avail, total = 0;
286eb549 Andy Green 2016-07-20  583  	dma_addr_t addr, src = 0, dst = 0;
286eb549 Andy Green 2016-07-20  584  	int num = 1, since = 0;
286eb549 Andy Green 2016-07-20  585  	size_t modulo = DMA_CYCLIC_MAX_PERIOD;
286eb549 Andy Green 2016-07-20  586  	u32 en_tc2 = 0;
286eb549 Andy Green 2016-07-20  587  
286eb549 Andy Green 2016-07-20 @588  	dev_dbg(chan->device->dev, "%s: buf %p, dst %p, buf len %d, period_len = %d, dir %d\n",
286eb549 Andy Green 2016-07-20 @589  	       __func__, (void *)buf_addr, (void *)to_k3_chan(chan)->dev_addr,
286eb549 Andy Green 2016-07-20  590  	       (int)buf_len, (int)period_len, (int)dir);
286eb549 Andy Green 2016-07-20  591  
286eb549 Andy Green 2016-07-20  592  	avail = buf_len;

:::::: The code at line 589 was first introduced by commit
:::::: 286eb549d997ae9e214f367d2a1269c9f42ab515 k3dma: Add cyclic mode for audio

:::::: TO: Andy Green <andy.green@...aro.org>
:::::: CC: 0day robot <fengguang.wu@...el.com>

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation

Download attachment ".config.gz" of type "application/octet-stream" (46358 bytes)