tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: d012a7190fc1fd72ed48911e77ca97ba4521bccd commit: 670d0a4b10704667765f7d18f7592993d02783aa sparse: use identifiers to define address spaces date: 10 weeks ago config: m68k-randconfig-s031-20200824 (attached as .config) compiler: m68k-linux-gcc (GCC) 9.3.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # apt-get install sparse # sparse version: v0.6.2-191-g10164920-dirty git checkout 670d0a4b10704667765f7d18f7592993d02783aa # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=m68k
If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <[email protected]> sparse warnings: (new ones prefixed by >>) drivers/dma/sun6i-dma.c:297:9: sparse: sparse: cast removes address space '__iomem' of expression drivers/dma/sun6i-dma.c:302:9: sparse: sparse: cast removes address space '__iomem' of expression drivers/dma/sun6i-dma.c:348:15: sparse: sparse: cast removes address space '__iomem' of expression drivers/dma/sun6i-dma.c:349:17: sparse: sparse: cast removes address space '__iomem' of expression drivers/dma/sun6i-dma.c:455:19: sparse: sparse: cast removes address space '__iomem' of expression drivers/dma/sun6i-dma.c:459:9: sparse: sparse: cast removes address space '__iomem' of expression drivers/dma/sun6i-dma.c:461:9: sparse: sparse: cast removes address space '__iomem' of expression drivers/dma/sun6i-dma.c:462:9: sparse: sparse: cast removes address space '__iomem' of expression drivers/dma/sun6i-dma.c:544:26: sparse: sparse: cast removes address space '__iomem' of expression drivers/dma/sun6i-dma.c:551:17: sparse: sparse: cast removes address space '__iomem' of expression drivers/dma/sun6i-dma.c:848:17: sparse: sparse: cast removes address space '__iomem' of expression drivers/dma/sun6i-dma.c:871:17: sparse: sparse: cast removes address space '__iomem' of expression drivers/dma/sun6i-dma.c:911:17: sparse: sparse: cast removes address space '__iomem' of expression drivers/dma/sun6i-dma.c:912:17: sparse: sparse: cast removes address space '__iomem' of expression drivers/dma/sun6i-dma.c:228:9: sparse: sparse: cast removes address space '__iomem' of expression drivers/dma/sun6i-dma.c:228:9: sparse: sparse: cast removes address space '__iomem' of expression drivers/dma/sun6i-dma.c:228:9: sparse: sparse: cast removes address space '__iomem' of expression drivers/dma/sun6i-dma.c:228:9: sparse: sparse: cast removes address space '__iomem' of expression drivers/dma/sun6i-dma.c:228:9: sparse: sparse: cast removes address space '__iomem' of expression >> drivers/dma/sun6i-dma.c:244:45: sparse: sparse: incorrect type in argument 1 >> (different address spaces) @@ expected void *address @@ got void >> [noderef] __iomem *base @@ drivers/dma/sun6i-dma.c:244:45: sparse: expected void *address drivers/dma/sun6i-dma.c:244:45: sparse: got void [noderef] __iomem *base drivers/dma/sun6i-dma.c:246:9: sparse: sparse: cast removes address space '__iomem' of expression drivers/dma/sun6i-dma.c:246:9: sparse: sparse: cast removes address space '__iomem' of expression drivers/dma/sun6i-dma.c:246:9: sparse: sparse: cast removes address space '__iomem' of expression drivers/dma/sun6i-dma.c:246:9: sparse: sparse: cast removes address space '__iomem' of expression drivers/dma/sun6i-dma.c:246:9: sparse: sparse: cast removes address space '__iomem' of expression drivers/dma/sun6i-dma.c:246:9: sparse: sparse: cast removes address space '__iomem' of expression drivers/dma/sun6i-dma.c:246:9: sparse: sparse: cast removes address space '__iomem' of expression drivers/dma/sun6i-dma.c:246:9: sparse: sparse: cast removes address space '__iomem' of expression drivers/dma/sun6i-dma.c:1029:9: sparse: sparse: cast removes address space '__iomem' of expression drivers/dma/sun6i-dma.c:1030:9: sparse: sparse: cast removes address space '__iomem' of expression drivers/dma/sun6i-dma.c:1029:9: sparse: sparse: cast removes address space '__iomem' of expression drivers/dma/sun6i-dma.c:1030:9: sparse: sparse: cast removes address space '__iomem' of expression # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=670d0a4b10704667765f7d18f7592993d02783aa git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout 670d0a4b10704667765f7d18f7592993d02783aa vim +244 drivers/dma/sun6i-dma.c 555859308723d8 Maxime Ripard 2014-07-17 240 555859308723d8 Maxime Ripard 2014-07-17 241 static inline void sun6i_dma_dump_chan_regs(struct sun6i_dma_dev *sdev, 555859308723d8 Maxime Ripard 2014-07-17 242 struct sun6i_pchan *pchan) 555859308723d8 Maxime Ripard 2014-07-17 243 { 42c0d54e623695 Vinod Koul 2014-07-28 @244 phys_addr_t reg = virt_to_phys(pchan->base); 555859308723d8 Maxime Ripard 2014-07-17 245 555859308723d8 Maxime Ripard 2014-07-17 246 dev_dbg(sdev->slave.dev, "Chan %d reg: %pa\n" 555859308723d8 Maxime Ripard 2014-07-17 247 "\t___en(%04x): \t0x%08x\n" 555859308723d8 Maxime Ripard 2014-07-17 248 "\tpause(%04x): \t0x%08x\n" 555859308723d8 Maxime Ripard 2014-07-17 249 "\tstart(%04x): \t0x%08x\n" 555859308723d8 Maxime Ripard 2014-07-17 250 "\t__cfg(%04x): \t0x%08x\n" 555859308723d8 Maxime Ripard 2014-07-17 251 "\t__src(%04x): \t0x%08x\n" 555859308723d8 Maxime Ripard 2014-07-17 252 "\t__dst(%04x): \t0x%08x\n" 555859308723d8 Maxime Ripard 2014-07-17 253 "\tcount(%04x): \t0x%08x\n" 555859308723d8 Maxime Ripard 2014-07-17 254 "\t_para(%04x): \t0x%08x\n\n", 555859308723d8 Maxime Ripard 2014-07-17 255 pchan->idx, ®, 555859308723d8 Maxime Ripard 2014-07-17 256 DMA_CHAN_ENABLE, 555859308723d8 Maxime Ripard 2014-07-17 257 readl(pchan->base + DMA_CHAN_ENABLE), 555859308723d8 Maxime Ripard 2014-07-17 258 DMA_CHAN_PAUSE, 555859308723d8 Maxime Ripard 2014-07-17 259 readl(pchan->base + DMA_CHAN_PAUSE), 555859308723d8 Maxime Ripard 2014-07-17 260 DMA_CHAN_LLI_ADDR, 555859308723d8 Maxime Ripard 2014-07-17 261 readl(pchan->base + DMA_CHAN_LLI_ADDR), 555859308723d8 Maxime Ripard 2014-07-17 262 DMA_CHAN_CUR_CFG, 555859308723d8 Maxime Ripard 2014-07-17 263 readl(pchan->base + DMA_CHAN_CUR_CFG), 555859308723d8 Maxime Ripard 2014-07-17 264 DMA_CHAN_CUR_SRC, 555859308723d8 Maxime Ripard 2014-07-17 265 readl(pchan->base + DMA_CHAN_CUR_SRC), 555859308723d8 Maxime Ripard 2014-07-17 266 DMA_CHAN_CUR_DST, 555859308723d8 Maxime Ripard 2014-07-17 267 readl(pchan->base + DMA_CHAN_CUR_DST), 555859308723d8 Maxime Ripard 2014-07-17 268 DMA_CHAN_CUR_CNT, 555859308723d8 Maxime Ripard 2014-07-17 269 readl(pchan->base + DMA_CHAN_CUR_CNT), 555859308723d8 Maxime Ripard 2014-07-17 270 DMA_CHAN_CUR_PARA, 555859308723d8 Maxime Ripard 2014-07-17 271 readl(pchan->base + DMA_CHAN_CUR_PARA)); 555859308723d8 Maxime Ripard 2014-07-17 272 } 555859308723d8 Maxime Ripard 2014-07-17 273 :::::: The code at line 244 was first introduced by commit :::::: 42c0d54e62369584f2491f072f405602ff504e0e dmaengine: sun6i: fix build failure on x86, xilinx targets :::::: TO: Vinod Koul <[email protected]> :::::: CC: Vinod Koul <[email protected]> --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/[email protected]
.config.gz
Description: application/gzip
