Re: [PATCH v2] dmaengine: cookie bypass for out of order completion

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Hi Dave,

I love your patch! Yet something to improve:

[auto build test ERROR on slave-dma/next]
[also build test ERROR on linus/master v5.7-rc4 next-20200505]
[if your patch is applied to the wrong git tree, please drop us a note to help
improve the system. BTW, we also suggest to use '--base' option to specify the
base tree in git format-patch, please see https://stackoverflow.com/a/37406982]

url:    https://github.com/0day-ci/linux/commits/Dave-Jiang/dmaengine-cookie-bypass-for-out-of-order-completion/20200506-115734
base:   https://git.kernel.org/pub/scm/linux/kernel/git/vkoul/slave-dma.git next
config: x86_64-randconfig-g003-20200505 (attached as .config)
compiler: clang version 11.0.0 (https://github.com/llvm/llvm-project 24b4965ce65b14ead595dcc68add22ba37533207)
reproduce:
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # install x86_64 cross compiling tool for clang build
        # apt-get install binutils-x86-64-linux-gnu
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kbuild test robot <lkp@xxxxxxxxx>

All errors (new ones prefixed by >>):

>> drivers/dma/idxd/dma.c:177:14: error: use of undeclared identifier 'DMA_NO_COMPLETION_ORDER'; did you mean 'DMA_COMPLETION_NO_ORDER'?
           dma_cap_set(DMA_NO_COMPLETION_ORDER, dma->cap_mask);
                       ^~~~~~~~~~~~~~~~~~~~~~~
                       DMA_COMPLETION_NO_ORDER
   include/linux/dmaengine.h:1334:46: note: expanded from macro 'dma_cap_set'
   #define dma_cap_set(tx, mask) __dma_cap_set((tx), &(mask))
                                                ^
   include/linux/dmaengine.h:65:2: note: 'DMA_COMPLETION_NO_ORDER' declared here
           DMA_COMPLETION_NO_ORDER,
           ^
   1 error generated.

vim +177 drivers/dma/idxd/dma.c

   169	
   170	int idxd_register_dma_device(struct idxd_device *idxd)
   171	{
   172		struct dma_device *dma = &idxd->dma_dev;
   173	
   174		INIT_LIST_HEAD(&dma->channels);
   175		dma->dev = &idxd->pdev->dev;
   176	
 > 177		dma_cap_set(DMA_NO_COMPLETION_ORDER, dma->cap_mask);
   178		dma->device_release = idxd_dma_release;
   179	
   180		if (idxd->hw.opcap.bits[0] & IDXD_OPCAP_MEMMOVE) {
   181			dma_cap_set(DMA_MEMCPY, dma->cap_mask);
   182			dma->device_prep_dma_memcpy = idxd_dma_submit_memcpy;
   183		}
   184	
   185		dma->device_tx_status = idxd_dma_tx_status;
   186		dma->device_issue_pending = idxd_dma_issue_pending;
   187		dma->device_alloc_chan_resources = idxd_dma_alloc_chan_resources;
   188		dma->device_free_chan_resources = idxd_dma_free_chan_resources;
   189	
   190		return dma_async_device_register(&idxd->dma_dev);
   191	}
   192	

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

Attachment: .config.gz
Description: application/gzip


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