Hi, [auto build test ERROR on v4.7-rc7] [also build test ERROR on next-20160715] [cannot apply to slave-dma/next xlnx/master] [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/Dave-Jiang/Adding-transaction-result-return-for-dmaengine/20160716-044852 config: arm64-defconfig (attached as .config) compiler: aarch64-linux-gnu-gcc (Debian 5.3.1-8) 5.3.1 20160205 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=arm64 All errors (new ones prefixed by >>): drivers/dma/pl330.c: In function 'pl330_tasklet': >> drivers/dma/pl330.c:2042:3: error: unknown type name 'dmaengine_desc_callback' dmaengine_desc_callback cb; ^ >> drivers/dma/pl330.c:2047:43: error: passing argument 2 of 'dmaengine_desc_get_callback' from incompatible pointer type [-Werror=incompatible-pointer-types] dmaengine_desc_get_callback(&desc->txd, &cb); ^ In file included from drivers/dma/pl330.c:23:0: include/linux/dmaengine.h:1381:1: note: expected 'struct dmaengine_desc_callback *' but argument is of type 'int *' dmaengine_desc_get_callback(struct dma_async_tx_descriptor *tx, ^ >> drivers/dma/pl330.c:2065:9: error: request for member 'callback' in something not a structure or union if (cb.callback) { ^ >> drivers/dma/pl330.c:2067:35: error: passing argument 1 of 'dmaengine_desc_callback_invoke' from incompatible pointer type [-Werror=incompatible-pointer-types] dmaengine_desc_callback_invoke(&cb, NULL); ^ In file included from drivers/dma/pl330.c:23:0: include/linux/dmaengine.h:1389:1: note: expected 'struct dmaengine_desc_callback *' but argument is of type 'int *' dmaengine_desc_callback_invoke(struct dmaengine_desc_callback *cb, ^ cc1: some warnings being treated as errors vim +/dmaengine_desc_callback +2042 drivers/dma/pl330.c 2036 spin_lock(&pch->thread->dmac->lock); 2037 _start(pch->thread); 2038 spin_unlock(&pch->thread->dmac->lock); 2039 } 2040 2041 while (!list_empty(&pch->completed_list)) { > 2042 dmaengine_desc_callback cb; 2043 2044 desc = list_first_entry(&pch->completed_list, 2045 struct dma_pl330_desc, node); 2046 > 2047 dmaengine_desc_get_callback(&desc->txd, &cb); 2048 2049 if (pch->cyclic) { 2050 desc->status = PREP; 2051 list_move_tail(&desc->node, &pch->work_list); 2052 if (power_down) { 2053 spin_lock(&pch->thread->dmac->lock); 2054 _start(pch->thread); 2055 spin_unlock(&pch->thread->dmac->lock); 2056 power_down = false; 2057 } 2058 } else { 2059 desc->status = FREE; 2060 list_move_tail(&desc->node, &pch->dmac->desc_pool); 2061 } 2062 2063 dma_descriptor_unmap(&desc->txd); 2064 > 2065 if (cb.callback) { 2066 spin_unlock_irqrestore(&pch->lock, flags); > 2067 dmaengine_desc_callback_invoke(&cb, NULL); 2068 spin_lock_irqsave(&pch->lock, flags); 2069 } 2070 } --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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