Hi John, [auto build test ERROR on linus/master] [also build test ERROR on v4.8-rc3 next-20160822] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] [Suggest to use git(>=2.9.0) format-patch --base=<commit> (or --base=auto for convenience) to record what (public, well-known) commit your patch series was built on] [Check https://git-scm.com/docs/git-format-patch for more information]
url: https://github.com/0day-ci/linux/commits/John-Stultz/K3DMA-fixes-for-HiKey-HDMI-audio/20160823-070749 config: i386-allmodconfig (attached as .config) compiler: gcc-6 (Debian 6.1.1-9) 6.1.1 20160705 reproduce: # save the attached .config to linux build tree make ARCH=i386 Note: the linux-review/John-Stultz/K3DMA-fixes-for-HiKey-HDMI-audio/20160823-070749 HEAD 1f1a623a69af65b192d7f6e2949d4a2dcf75d137 builds fine. It only hurts bisectibility. All errors (new ones prefixed by >>): drivers/dma/k3dma.c: In function 'k3_dma_prep_memcpy': >> drivers/dma/k3dma.c:432:20: error: implicit declaration of function >> '__virt_to_phys' [-Werror=implicit-function-declaration] ds->desc_hw_lli = __virt_to_phys((unsigned long)&ds->desc_hw[0]); ^~~~~~~~~~~~~~ cc1: some warnings being treated as errors vim +/__virt_to_phys +432 drivers/dma/k3dma.c 8e6152bc Zhangfei Gao 2013-08-27 416 struct dma_chan *chan, dma_addr_t dst, dma_addr_t src, 8e6152bc Zhangfei Gao 2013-08-27 417 size_t len, unsigned long flags) 8e6152bc Zhangfei Gao 2013-08-27 418 { 8e6152bc Zhangfei Gao 2013-08-27 419 struct k3_dma_chan *c = to_k3_chan(chan); 8e6152bc Zhangfei Gao 2013-08-27 420 struct k3_dma_desc_sw *ds; 8e6152bc Zhangfei Gao 2013-08-27 421 size_t copy = 0; 8e6152bc Zhangfei Gao 2013-08-27 422 int num = 0; 8e6152bc Zhangfei Gao 2013-08-27 423 8e6152bc Zhangfei Gao 2013-08-27 424 if (!len) 8e6152bc Zhangfei Gao 2013-08-27 425 return NULL; 8e6152bc Zhangfei Gao 2013-08-27 426 8e6152bc Zhangfei Gao 2013-08-27 427 num = DIV_ROUND_UP(len, DMA_MAX_SIZE); 8e6152bc Zhangfei Gao 2013-08-27 428 ds = kzalloc(sizeof(*ds) + num * sizeof(ds->desc_hw[0]), GFP_ATOMIC); aef94fea Peter Griffin 2016-06-07 429 if (!ds) 8e6152bc Zhangfei Gao 2013-08-27 430 return NULL; aef94fea Peter Griffin 2016-06-07 431 8e6152bc Zhangfei Gao 2013-08-27 @432 ds->desc_hw_lli = __virt_to_phys((unsigned long)&ds->desc_hw[0]); 8e6152bc Zhangfei Gao 2013-08-27 433 ds->size = len; 8e6152bc Zhangfei Gao 2013-08-27 434 ds->desc_num = num; 8e6152bc Zhangfei Gao 2013-08-27 435 num = 0; 8e6152bc Zhangfei Gao 2013-08-27 436 8e6152bc Zhangfei Gao 2013-08-27 437 if (!c->ccfg) { db08425e Maxime Ripard 2014-11-17 438 /* default is memtomem, without calling device_config */ 8e6152bc Zhangfei Gao 2013-08-27 439 c->ccfg = CX_CFG_SRCINCR | CX_CFG_DSTINCR | CX_CFG_EN; 8e6152bc Zhangfei Gao 2013-08-27 440 c->ccfg |= (0xf << 20) | (0xf << 24); /* burst = 16 */ :::::: The code at line 432 was first introduced by commit :::::: 8e6152bc660e69f526c6bf163ff0ebfdab90f6cf dmaengine: Add hisilicon k3 DMA engine driver :::::: TO: Zhangfei Gao <[email protected]> :::::: CC: Vinod Koul <[email protected]> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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