Hi Biju,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on vkoul-dmaengine/next]
[also build test WARNING on robh/for-next v5.14-rc3 next-20210728]
[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]

url:    https://github.com/0day-ci/linux/commits/Biju-Das/Add-RZ-G2L-DMAC-support/20210729-162632
base:   https://git.kernel.org/pub/scm/linux/kernel/git/vkoul/dmaengine.git next
config: nios2-allyesconfig (attached as .config)
compiler: nios2-linux-gcc (GCC) 10.3.0
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # https://github.com/0day-ci/linux/commit/cfd03e1dedb6793c62ca9acb9642dd314d44ac8e
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Biju-Das/Add-RZ-G2L-DMAC-support/20210729-162632
        git checkout cfd03e1dedb6793c62ca9acb9642dd314d44ac8e
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-10.3.0 make.cross ARCH=nios2 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <redacted>

All warnings (new ones prefixed by >>):

   In file included from include/linux/printk.h:456,
                    from include/asm-generic/bug.h:22,
                    from ./arch/nios2/include/generated/asm/bug.h:1,
                    from include/linux/bug.h:5,
                    from include/linux/thread_info.h:13,
                    from include/asm-generic/current.h:5,
                    from ./arch/nios2/include/generated/asm/current.h:1,
                    from include/linux/sched.h:12,
                    from include/linux/ratelimit.h:6,
                    from include/linux/dev_printk.h:16,
                    from include/linux/device.h:15,
                    from include/linux/dma-mapping.h:7,
                    from drivers/dma/sh/rz-dmac.c:12:
   drivers/dma/sh/rz-dmac.c: In function 'rz_dmac_prep_dma_memcpy':

quoted

drivers/dma/sh/rz-dmac.c:478:21: warning: format '%llx' expects argument of type 'long long unsigned int', but argument 6 has type 'dma_addr_t' {aka 'unsigned int'} [-Wformat=]

     478 |  dev_dbg(dmac->dev, "%s channel: %d src=0x%llx dst=0x%llx len=%ld\n",
         |                     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   include/linux/dynamic_debug.h:134:15: note: in definition of macro '__dynamic_func_call'
     134 |   func(&id, ##__VA_ARGS__);  \
         |               ^~~~~~~~~~~
   include/linux/dynamic_debug.h:166:2: note: in expansion of macro '_dynamic_func_call'
     166 |  _dynamic_func_call(fmt,__dynamic_dev_dbg,   \
         |  ^~~~~~~~~~~~~~~~~~
   include/linux/dev_printk.h:123:2: note: in expansion of macro 'dynamic_dev_dbg'
     123 |  dynamic_dev_dbg(dev, dev_fmt(fmt), ##__VA_ARGS__)
         |  ^~~~~~~~~~~~~~~
   include/linux/dev_printk.h:123:23: note: in expansion of macro 'dev_fmt'
     123 |  dynamic_dev_dbg(dev, dev_fmt(fmt), ##__VA_ARGS__)
         |                       ^~~~~~~
   drivers/dma/sh/rz-dmac.c:478:2: note: in expansion of macro 'dev_dbg'
     478 |  dev_dbg(dmac->dev, "%s channel: %d src=0x%llx dst=0x%llx len=%ld\n",
         |  ^~~~~~~
   drivers/dma/sh/rz-dmac.c:478:46: note: format string is defined here
     478 |  dev_dbg(dmac->dev, "%s channel: %d src=0x%llx dst=0x%llx len=%ld\n",
         |                                           ~~~^
         |                                              |
         |                                              long long unsigned int
         |                                           %x
   In file included from include/linux/printk.h:456,
                    from include/asm-generic/bug.h:22,
                    from ./arch/nios2/include/generated/asm/bug.h:1,
                    from include/linux/bug.h:5,
                    from include/linux/thread_info.h:13,
                    from include/asm-generic/current.h:5,
                    from ./arch/nios2/include/generated/asm/current.h:1,
                    from include/linux/sched.h:12,
                    from include/linux/ratelimit.h:6,
                    from include/linux/dev_printk.h:16,
                    from include/linux/device.h:15,
                    from include/linux/dma-mapping.h:7,
                    from drivers/dma/sh/rz-dmac.c:12:
   drivers/dma/sh/rz-dmac.c:478:21: warning: format '%llx' expects argument of type 'long long unsigned int', but argument 7 has type 'dma_addr_t' {aka 'unsigned int'} [-Wformat=]
     478 |  dev_dbg(dmac->dev, "%s channel: %d src=0x%llx dst=0x%llx len=%ld\n",
         |                     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   include/linux/dynamic_debug.h:134:15: note: in definition of macro '__dynamic_func_call'
     134 |   func(&id, ##__VA_ARGS__);  \
         |               ^~~~~~~~~~~
   include/linux/dynamic_debug.h:166:2: note: in expansion of macro '_dynamic_func_call'
     166 |  _dynamic_func_call(fmt,__dynamic_dev_dbg,   \
         |  ^~~~~~~~~~~~~~~~~~
   include/linux/dev_printk.h:123:2: note: in expansion of macro 'dynamic_dev_dbg'
     123 |  dynamic_dev_dbg(dev, dev_fmt(fmt), ##__VA_ARGS__)
         |  ^~~~~~~~~~~~~~~
   include/linux/dev_printk.h:123:23: note: in expansion of macro 'dev_fmt'
     123 |  dynamic_dev_dbg(dev, dev_fmt(fmt), ##__VA_ARGS__)
         |                       ^~~~~~~
   drivers/dma/sh/rz-dmac.c:478:2: note: in expansion of macro 'dev_dbg'
     478 |  dev_dbg(dmac->dev, "%s channel: %d src=0x%llx dst=0x%llx len=%ld\n",
         |  ^~~~~~~
   drivers/dma/sh/rz-dmac.c:478:57: note: format string is defined here
     478 |  dev_dbg(dmac->dev, "%s channel: %d src=0x%llx dst=0x%llx len=%ld\n",
         |                                                      ~~~^
         |                                                         |
         |                                                         long long unsigned int
         |                                                      %x
   In file included from include/linux/printk.h:456,
                    from include/asm-generic/bug.h:22,
                    from ./arch/nios2/include/generated/asm/bug.h:1,
                    from include/linux/bug.h:5,
                    from include/linux/thread_info.h:13,
                    from include/asm-generic/current.h:5,
                    from ./arch/nios2/include/generated/asm/current.h:1,
                    from include/linux/sched.h:12,
                    from include/linux/ratelimit.h:6,
                    from include/linux/dev_printk.h:16,
                    from include/linux/device.h:15,
                    from include/linux/dma-mapping.h:7,
                    from drivers/dma/sh/rz-dmac.c:12:

quoted

drivers/dma/sh/rz-dmac.c:478:21: warning: format '%ld' expects argument of type 'long int', but argument 8 has type 'size_t' {aka 'unsigned int'} [-Wformat=]

     478 |  dev_dbg(dmac->dev, "%s channel: %d src=0x%llx dst=0x%llx len=%ld\n",
         |                     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   include/linux/dynamic_debug.h:134:15: note: in definition of macro '__dynamic_func_call'
     134 |   func(&id, ##__VA_ARGS__);  \
         |               ^~~~~~~~~~~
   include/linux/dynamic_debug.h:166:2: note: in expansion of macro '_dynamic_func_call'
     166 |  _dynamic_func_call(fmt,__dynamic_dev_dbg,   \
         |  ^~~~~~~~~~~~~~~~~~
   include/linux/dev_printk.h:123:2: note: in expansion of macro 'dynamic_dev_dbg'
     123 |  dynamic_dev_dbg(dev, dev_fmt(fmt), ##__VA_ARGS__)
         |  ^~~~~~~~~~~~~~~
   include/linux/dev_printk.h:123:23: note: in expansion of macro 'dev_fmt'
     123 |  dynamic_dev_dbg(dev, dev_fmt(fmt), ##__VA_ARGS__)
         |                       ^~~~~~~
   drivers/dma/sh/rz-dmac.c:478:2: note: in expansion of macro 'dev_dbg'
     478 |  dev_dbg(dmac->dev, "%s channel: %d src=0x%llx dst=0x%llx len=%ld\n",
         |  ^~~~~~~
   drivers/dma/sh/rz-dmac.c:478:65: note: format string is defined here
     478 |  dev_dbg(dmac->dev, "%s channel: %d src=0x%llx dst=0x%llx len=%ld\n",
         |                                                               ~~^
         |                                                                 |
         |                                                                 long int
         |                                                               %d


vim +478 drivers/dma/sh/rz-dmac.c

   469	
   470	static struct dma_async_tx_descriptor *
   471	rz_dmac_prep_dma_memcpy(struct dma_chan *chan, dma_addr_t dest, dma_addr_t src,
   472				size_t len, unsigned long flags)
   473	{
   474		struct rz_dmac_chan *channel = to_rz_dmac_chan(chan);
   475		struct rz_dmac *dmac = to_rz_dmac(chan->device);
   476		struct rz_dmac_desc *desc;
   477	
 > 478		dev_dbg(dmac->dev, "%s channel: %d src=0x%llx dst=0x%llx len=%ld\n",
   479			__func__, channel->index, src, dest, len);
   480	
   481		if (list_empty(&channel->ld_free))
   482			return NULL;
   483	
   484		desc = list_first_entry(&channel->ld_free, struct rz_dmac_desc, node);
   485	
   486		desc->type = RZ_DMAC_DESC_MEMCPY;
   487		desc->src = src;
   488		desc->dest = dest;
   489		desc->len = len;
   490		desc->direction = DMA_MEM_TO_MEM;
   491	
   492		list_move_tail(channel->ld_free.next, &channel->ld_queue);
   493		return vchan_tx_prep(&channel->vc, &desc->vd, flags);
   494	}
   495	

---
0-DAY CI Kernel Test Service, Intel Corporation
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