On Wednesday 26 November 2014 11:28:43 Christoph Hellwig wrote: > Hi sparc folks, > > any idea where the build error below comes from? This new driver pulls > in <linux/dma-mapping.h>, but still doesn't seem to get a prototype for > dma_cache_sync on sparc64. wd819x should probably depend on VIRT_TO_BUS? But that means it will not work on sparc. Is there a way to make it work? I have a sparc machine but haven't tested it. > On Tue, Nov 25, 2014 at 11:42:38PM +0800, kbuild test robot wrote: > > tree: git://git.infradead.org/users/hch/scsi-queue.git drivers-for-3.19 > > head: 38d5c8336e60bf6e53a1da9586befe82fa75171b > > commit: 48a31030066315a74e6c11153b4382edbf133bb3 [174/180] wd719x: > > Introduce Western Digital WD7193/7197/7296 PCI SCSI card driver config: > > sparc64-allyesconfig (attached as .config) > > 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 > > git checkout 48a31030066315a74e6c11153b4382edbf133bb3 > > # save the attached .config to linux build tree > > make.cross ARCH=sparc64 > > > > All error/warnings: > > > > drivers/scsi/wd719x.c: In function 'wd719x_queuecommand': > > >> drivers/scsi/wd719x.c:247:2: error: implicit declaration of function > > >> 'dma_cache_sync' [-Werror=implicit-function-declaration] > > > > dma_cache_sync(&wd->pdev->dev, cmd->sense_buffer, > > ^ > > cc1: some warnings being treated as errors > > > > vim +/dma_cache_sync +247 drivers/scsi/wd719x.c > > > > 241 memcpy(scb->CDB, cmd->cmnd, cmd->cmd_len); > > 242 > > 243 /* map sense buffer */ > > 244 scb->sense_buf_length = SCSI_SENSE_BUFFERSIZE; > > 245 cmd->SCp.dma_handle = dma_map_single(&wd->pdev->dev, > > cmd->sense_buffer, 246 SCSI_SENSE_BUFFERSIZE, DMA_FROM_DEVICE); > > > > > 247 dma_cache_sync(&wd->pdev->dev, cmd->sense_buffer, > > > > 248 SCSI_SENSE_BUFFERSIZE, DMA_FROM_DEVICE); > > 249 scb->sense_buf = cpu_to_le32(cmd->SCp.dma_handle); > > 250 > > -- Ondrej Zary -- To unsubscribe from this list: send the line "unsubscribe sparclinux" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
