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From: kernel test robot <lkp@intel.com>
To: Florian Fainelli <f.fainelli@gmail.com>
Cc: kbuild-all@lists.01.org, linux-kernel@vger.kernel.org,
	Thomas Bogendoerfer <tsbogend@alpha.franken.de>
Subject: drivers/dma/sun6i-dma.c:244:45: sparse: sparse: incorrect type in argument 1 (different address spaces)
Date: Sat, 20 Nov 2021 08:50:02 +0800	[thread overview]
Message-ID: <202111200853.U7J7GhVP-lkp@intel.com> (raw)

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tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   a90af8f15bdc9449ee2d24e1d73fa3f7e8633f81
commit: dfad83cb7193effb6c853a5c7337ac2274a2e2fc MIPS: Add support for CONFIG_DEBUG_VIRTUAL
date:   8 months ago
config: mips-randconfig-s032-20211116 (attached as .config)
compiler: mipsel-linux-gcc (GCC) 11.2.0
reproduce:
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # apt-get install sparse
        # sparse version: v0.6.4-dirty
        # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=dfad83cb7193effb6c853a5c7337ac2274a2e2fc
        git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
        git fetch --no-tags linus master
        git checkout dfad83cb7193effb6c853a5c7337ac2274a2e2fc
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=mips 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>


sparse warnings: (new ones prefixed by >>)
   command-line: note: in included file:
   builtin:1:9: sparse: sparse: preprocessor token __ATOMIC_ACQUIRE redefined
   builtin:0:0: sparse: this was the original definition
   builtin:1:9: sparse: sparse: preprocessor token __ATOMIC_SEQ_CST redefined
   builtin:0:0: sparse: this was the original definition
   builtin:1:9: sparse: sparse: preprocessor token __ATOMIC_ACQ_REL redefined
   builtin:0:0: sparse: this was the original definition
   builtin:1:9: sparse: sparse: preprocessor token __ATOMIC_RELEASE redefined
   builtin:0:0: sparse: this was the original definition
>> drivers/dma/sun6i-dma.c:244:45: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void const volatile *x @@     got void [noderef] __iomem *base @@
   drivers/dma/sun6i-dma.c:244:45: sparse:     expected void const volatile *x
   drivers/dma/sun6i-dma.c:244:45: sparse:     got void [noderef] __iomem *base

vim +244 drivers/dma/sun6i-dma.c

555859308723d8 Maxime Ripard 2014-07-17  240  
555859308723d8 Maxime Ripard 2014-07-17  241  static inline void sun6i_dma_dump_chan_regs(struct sun6i_dma_dev *sdev,
555859308723d8 Maxime Ripard 2014-07-17  242  					    struct sun6i_pchan *pchan)
555859308723d8 Maxime Ripard 2014-07-17  243  {
42c0d54e623695 Vinod Koul    2014-07-28 @244  	phys_addr_t reg = virt_to_phys(pchan->base);
555859308723d8 Maxime Ripard 2014-07-17  245  
555859308723d8 Maxime Ripard 2014-07-17  246  	dev_dbg(sdev->slave.dev, "Chan %d reg: %pa\n"
555859308723d8 Maxime Ripard 2014-07-17  247  		"\t___en(%04x): \t0x%08x\n"
555859308723d8 Maxime Ripard 2014-07-17  248  		"\tpause(%04x): \t0x%08x\n"
555859308723d8 Maxime Ripard 2014-07-17  249  		"\tstart(%04x): \t0x%08x\n"
555859308723d8 Maxime Ripard 2014-07-17  250  		"\t__cfg(%04x): \t0x%08x\n"
555859308723d8 Maxime Ripard 2014-07-17  251  		"\t__src(%04x): \t0x%08x\n"
555859308723d8 Maxime Ripard 2014-07-17  252  		"\t__dst(%04x): \t0x%08x\n"
555859308723d8 Maxime Ripard 2014-07-17  253  		"\tcount(%04x): \t0x%08x\n"
555859308723d8 Maxime Ripard 2014-07-17  254  		"\t_para(%04x): \t0x%08x\n\n",
555859308723d8 Maxime Ripard 2014-07-17  255  		pchan->idx, &reg,
555859308723d8 Maxime Ripard 2014-07-17  256  		DMA_CHAN_ENABLE,
555859308723d8 Maxime Ripard 2014-07-17  257  		readl(pchan->base + DMA_CHAN_ENABLE),
555859308723d8 Maxime Ripard 2014-07-17  258  		DMA_CHAN_PAUSE,
555859308723d8 Maxime Ripard 2014-07-17  259  		readl(pchan->base + DMA_CHAN_PAUSE),
555859308723d8 Maxime Ripard 2014-07-17  260  		DMA_CHAN_LLI_ADDR,
555859308723d8 Maxime Ripard 2014-07-17  261  		readl(pchan->base + DMA_CHAN_LLI_ADDR),
555859308723d8 Maxime Ripard 2014-07-17  262  		DMA_CHAN_CUR_CFG,
555859308723d8 Maxime Ripard 2014-07-17  263  		readl(pchan->base + DMA_CHAN_CUR_CFG),
555859308723d8 Maxime Ripard 2014-07-17  264  		DMA_CHAN_CUR_SRC,
555859308723d8 Maxime Ripard 2014-07-17  265  		readl(pchan->base + DMA_CHAN_CUR_SRC),
555859308723d8 Maxime Ripard 2014-07-17  266  		DMA_CHAN_CUR_DST,
555859308723d8 Maxime Ripard 2014-07-17  267  		readl(pchan->base + DMA_CHAN_CUR_DST),
555859308723d8 Maxime Ripard 2014-07-17  268  		DMA_CHAN_CUR_CNT,
555859308723d8 Maxime Ripard 2014-07-17  269  		readl(pchan->base + DMA_CHAN_CUR_CNT),
555859308723d8 Maxime Ripard 2014-07-17  270  		DMA_CHAN_CUR_PARA,
555859308723d8 Maxime Ripard 2014-07-17  271  		readl(pchan->base + DMA_CHAN_CUR_PARA));
555859308723d8 Maxime Ripard 2014-07-17  272  }
555859308723d8 Maxime Ripard 2014-07-17  273  

:::::: The code at line 244 was first introduced by commit
:::::: 42c0d54e62369584f2491f072f405602ff504e0e dmaengine: sun6i: fix build failure on x86, xilinx targets

:::::: TO: Vinod Koul <vinod.koul@intel.com>
:::::: CC: Vinod Koul <vinod.koul@intel.com>

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

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             reply	other threads:[~2021-11-20  0:50 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-11-20  0:50 kernel test robot [this message]
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2022-01-01 14:27 kernel test robot
2021-11-25 15:56 kernel test robot
2020-11-15  7:00 kernel test robot
2020-08-24 19:12 kernel test robot
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