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Message-ID: <202206102138.ihQBkC9n-lkp@intel.com>
Date:   Fri, 10 Jun 2022 21:57:19 +0800
From:   kernel test robot <lkp@...el.com>
To:     Tom <support@...rs.com>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org,
        Emil Renner Berthing <kernel@...il.dk>
Subject: [esmil:visionfive 33/54]
 drivers/dma/dw-axi-dmac-starfive/starfive_dmaengine_memcpy.c:38:27: warning:
 cast from pointer to integer of different size

tree:   https://github.com/esmil/linux visionfive
head:   906be7ef2fb9e2f1fcb740d3d506768cddfc52ca
commit: 6f7b441aa698d7dd9a8878ff241c10080561bf8e [33/54] dmaengine: Add dw-axi-dmac-starfive driver for JH7100
config: riscv-randconfig-s032-20220610 (https://download.01.org/0day-ci/archive/20220610/202206102138.ihQBkC9n-lkp@intel.com/config)
compiler: riscv32-linux-gcc (GCC) 11.3.0
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: v0.6.4-30-g92122700-dirty
        # https://github.com/esmil/linux/commit/6f7b441aa698d7dd9a8878ff241c10080561bf8e
        git remote add esmil https://github.com/esmil/linux
        git fetch --no-tags esmil visionfive
        git checkout 6f7b441aa698d7dd9a8878ff241c10080561bf8e
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.3.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=riscv SHELL=/bin/bash drivers/dma/dw-axi-dmac-starfive/

If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@...el.com>

All warnings (new ones prefixed by >>):

   drivers/dma/dw-axi-dmac-starfive/starfive_dmaengine_memcpy.c: In function 'dw_virt_to_phys':
>> drivers/dma/dw-axi-dmac-starfive/starfive_dmaengine_memcpy.c:38:27: warning: cast from pointer to integer of different size [-Wpointer-to-int-cast]
      38 |         u64 pfn_offset = ((u64)vaddr) & 0xfff;
         |                           ^
   drivers/dma/dw-axi-dmac-starfive/starfive_dmaengine_memcpy.c: In function 'dw_dma_async_do_memcpy':
   drivers/dma/dw-axi-dmac-starfive/starfive_dmaengine_memcpy.c:153:9: error: implicit declaration of function 'iort_dma_setup' [-Werror=implicit-function-declaration]
     153 |         iort_dma_setup(dma_dev, &dma_addr, &dma_size);
         |         ^~~~~~~~~~~~~~
   drivers/dma/dw-axi-dmac-starfive/starfive_dmaengine_memcpy.c:154:15: warning: assignment to 'const struct iommu_ops *' from 'int' makes pointer from integer without a cast [-Wint-conversion]
     154 |         iommu = iort_iommu_configure_id(dma_dev, NULL);
         |               ^
   In file included from include/asm-generic/bug.h:22,
                    from arch/riscv/include/asm/bug.h:83,
                    from include/linux/bug.h:5,
                    from arch/riscv/include/asm/current.h:13,
                    from include/linux/mutex.h:14,
                    from include/linux/kernfs.h:11,
                    from include/linux/sysfs.h:16,
                    from include/linux/kobject.h:20,
                    from include/linux/of.h:17,
                    from include/linux/irqdomain.h:35,
                    from include/linux/acpi.h:13,
                    from include/linux/acpi_iort.h:10,
                    from drivers/dma/dw-axi-dmac-starfive/starfive_dmaengine_memcpy.c:16:
   drivers/dma/dw-axi-dmac-starfive/starfive_dmaengine_memcpy.c:165:45: warning: cast from pointer to integer of different size [-Wpointer-to-int-cast]
     165 |         DMA_DEBUG("src=%#llx, dst=%#llx\n", (u64)src, (u64)dst);
         |                                             ^
   include/linux/printk.h:447:33: note: in definition of macro 'printk_index_wrap'
     447 |                 _p_func(_fmt, ##__VA_ARGS__);                           \
         |                                 ^~~~~~~~~~~
   include/soc/starfive/jh7100_dma.h:13:9: note: in expansion of macro 'printk'
      13 |         printk("[DW_DMA_DEBUG] %s():%d \n" fmt, __func__, __LINE__, ##__VA_ARGS__)
         |         ^~~~~~
   drivers/dma/dw-axi-dmac-starfive/starfive_dmaengine_memcpy.c:165:9: note: in expansion of macro 'DMA_DEBUG'
     165 |         DMA_DEBUG("src=%#llx, dst=%#llx\n", (u64)src, (u64)dst);
         |         ^~~~~~~~~
   drivers/dma/dw-axi-dmac-starfive/starfive_dmaengine_memcpy.c:165:55: warning: cast from pointer to integer of different size [-Wpointer-to-int-cast]
     165 |         DMA_DEBUG("src=%#llx, dst=%#llx\n", (u64)src, (u64)dst);
         |                                                       ^
   include/linux/printk.h:447:33: note: in definition of macro 'printk_index_wrap'
     447 |                 _p_func(_fmt, ##__VA_ARGS__);                           \
         |                                 ^~~~~~~~~~~
   include/soc/starfive/jh7100_dma.h:13:9: note: in expansion of macro 'printk'
      13 |         printk("[DW_DMA_DEBUG] %s():%d \n" fmt, __func__, __LINE__, ##__VA_ARGS__)
         |         ^~~~~~
   drivers/dma/dw-axi-dmac-starfive/starfive_dmaengine_memcpy.c:165:9: note: in expansion of macro 'DMA_DEBUG'
     165 |         DMA_DEBUG("src=%#llx, dst=%#llx\n", (u64)src, (u64)dst);
         |         ^~~~~~~~~
   drivers/dma/dw-axi-dmac-starfive/starfive_dmaengine_memcpy.c: In function 'dw_dma_memcpy_raw':
   drivers/dma/dw-axi-dmac-starfive/starfive_dmaengine_memcpy.c:224:15: warning: assignment to 'const struct iommu_ops *' from 'int' makes pointer from integer without a cast [-Wint-conversion]
     224 |         iommu = iort_iommu_configure_id(dma_dev, NULL);
         |               ^
   In file included from include/asm-generic/bug.h:22,
                    from arch/riscv/include/asm/bug.h:83,
                    from include/linux/bug.h:5,
                    from arch/riscv/include/asm/current.h:13,
                    from include/linux/mutex.h:14,
                    from include/linux/kernfs.h:11,
                    from include/linux/sysfs.h:16,
                    from include/linux/kobject.h:20,
                    from include/linux/of.h:17,
                    from include/linux/irqdomain.h:35,
                    from include/linux/acpi.h:13,
                    from include/linux/acpi_iort.h:10,
                    from drivers/dma/dw-axi-dmac-starfive/starfive_dmaengine_memcpy.c:16:
>> include/soc/starfive/jh7100_dma.h:13:16: warning: format '%llx' expects argument of type 'long long unsigned int', but argument 4 has type 'dma_addr_t' {aka 'unsigned int'} [-Wformat=]
      13 |         printk("[DW_DMA_DEBUG] %s():%d \n" fmt, __func__, __LINE__, ##__VA_ARGS__)
         |                ^~~~~~~~~~~~~~~~~~~~~~~~~~~
   include/linux/printk.h:447:25: note: in definition of macro 'printk_index_wrap'
     447 |                 _p_func(_fmt, ##__VA_ARGS__);                           \
         |                         ^~~~
   include/soc/starfive/jh7100_dma.h:13:9: note: in expansion of macro 'printk'
      13 |         printk("[DW_DMA_DEBUG] %s():%d \n" fmt, __func__, __LINE__, ##__VA_ARGS__)
         |         ^~~~~~
   drivers/dma/dw-axi-dmac-starfive/starfive_dmaengine_memcpy.c:237:9: note: in expansion of macro 'DMA_DEBUG'
     237 |         DMA_DEBUG("src_dma=%#llx, dst_dma=%#llx \n", src_dma, dst_dma);
         |         ^~~~~~~~~
   include/soc/starfive/jh7100_dma.h:13:16: warning: format '%llx' expects argument of type 'long long unsigned int', but argument 5 has type 'dma_addr_t' {aka 'unsigned int'} [-Wformat=]
      13 |         printk("[DW_DMA_DEBUG] %s():%d \n" fmt, __func__, __LINE__, ##__VA_ARGS__)
         |                ^~~~~~~~~~~~~~~~~~~~~~~~~~~
   include/linux/printk.h:447:25: note: in definition of macro 'printk_index_wrap'
     447 |                 _p_func(_fmt, ##__VA_ARGS__);                           \
         |                         ^~~~
   include/soc/starfive/jh7100_dma.h:13:9: note: in expansion of macro 'printk'
      13 |         printk("[DW_DMA_DEBUG] %s():%d \n" fmt, __func__, __LINE__, ##__VA_ARGS__)
         |         ^~~~~~
   drivers/dma/dw-axi-dmac-starfive/starfive_dmaengine_memcpy.c:237:9: note: in expansion of macro 'DMA_DEBUG'
     237 |         DMA_DEBUG("src_dma=%#llx, dst_dma=%#llx \n", src_dma, dst_dma);
         |         ^~~~~~~~~
   cc1: some warnings being treated as errors


vim +38 drivers/dma/dw-axi-dmac-starfive/starfive_dmaengine_memcpy.c

    35	
    36	u64 dw_virt_to_phys(void *vaddr)
    37	{
  > 38		u64 pfn_offset = ((u64)vaddr) & 0xfff;
    39	
    40		return _dw_virt_to_phys((u64 *)vaddr) + pfn_offset;
    41	}
    42	EXPORT_SYMBOL(dw_virt_to_phys);
    43	

-- 
0-DAY CI Kernel Test Service
https://01.org/lkp

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