tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 4e99b32169e84b4ece5a1d74eb0b7e4ef07866b3 commit: 670d0a4b10704667765f7d18f7592993d02783aa sparse: use identifiers to define address spaces date: 9 days ago config: arm-randconfig-s031-20200628 (attached as .config) compiler: arm-linux-gnueabi-gcc (GCC) 9.3.0 reproduce: # apt-get install sparse # sparse version: v0.6.2-dirty git checkout 670d0a4b10704667765f7d18f7592993d02783aa # save the attached .config to linux build tree make W=1 C=1 ARCH=arm CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__'
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <l...@intel.com>
sparse warnings: (new ones prefixed by >>)
>> drivers/remoteproc/stm32_rproc.c:109:12: sparse: sparse: incorrect type in
>> assignment (different address spaces) @@ expected void *va @@ got
>> void [noderef] __iomem * @@
drivers/remoteproc/stm32_rproc.c:109:12: sparse: expected void *va
>> drivers/remoteproc/stm32_rproc.c:109:12: sparse: got void [noderef]
>> __iomem *
>> drivers/remoteproc/stm32_rproc.c:126:20: sparse: sparse: incorrect type in
>> argument 1 (different address spaces) @@ expected void volatile
>> [noderef] __iomem *iomem_cookie @@ got void *va @@
>> drivers/remoteproc/stm32_rproc.c:126:20: sparse: expected void volatile
>> [noderef] __iomem *iomem_cookie
drivers/remoteproc/stm32_rproc.c:126:20: sparse: got void *va
vim +109 drivers/remoteproc/stm32_rproc.c
13140de09cc2dd Fabien Dessenne 2019-05-14 101
13140de09cc2dd Fabien Dessenne 2019-05-14 102 static int
stm32_rproc_mem_alloc(struct rproc *rproc,
13140de09cc2dd Fabien Dessenne 2019-05-14 103
struct rproc_mem_entry *mem)
13140de09cc2dd Fabien Dessenne 2019-05-14 104 {
13140de09cc2dd Fabien Dessenne 2019-05-14 105 struct device *dev =
rproc->dev.parent;
13140de09cc2dd Fabien Dessenne 2019-05-14 106 void *va;
13140de09cc2dd Fabien Dessenne 2019-05-14 107
13140de09cc2dd Fabien Dessenne 2019-05-14 108 dev_dbg(dev, "map
memory: %pa+%x\n", &mem->dma, mem->len);
13140de09cc2dd Fabien Dessenne 2019-05-14 @109 va =
ioremap_wc(mem->dma, mem->len);
13140de09cc2dd Fabien Dessenne 2019-05-14 110 if (IS_ERR_OR_NULL(va))
{
13140de09cc2dd Fabien Dessenne 2019-05-14 111 dev_err(dev,
"Unable to map memory region: %pa+%x\n",
13140de09cc2dd Fabien Dessenne 2019-05-14 112
&mem->dma, mem->len);
13140de09cc2dd Fabien Dessenne 2019-05-14 113 return -ENOMEM;
13140de09cc2dd Fabien Dessenne 2019-05-14 114 }
13140de09cc2dd Fabien Dessenne 2019-05-14 115
13140de09cc2dd Fabien Dessenne 2019-05-14 116 /* Update memory entry
va */
13140de09cc2dd Fabien Dessenne 2019-05-14 117 mem->va = va;
13140de09cc2dd Fabien Dessenne 2019-05-14 118
13140de09cc2dd Fabien Dessenne 2019-05-14 119 return 0;
13140de09cc2dd Fabien Dessenne 2019-05-14 120 }
13140de09cc2dd Fabien Dessenne 2019-05-14 121
13140de09cc2dd Fabien Dessenne 2019-05-14 122 static int
stm32_rproc_mem_release(struct rproc *rproc,
13140de09cc2dd Fabien Dessenne 2019-05-14 123
struct rproc_mem_entry *mem)
13140de09cc2dd Fabien Dessenne 2019-05-14 124 {
13140de09cc2dd Fabien Dessenne 2019-05-14 125
dev_dbg(rproc->dev.parent, "unmap memory: %pa\n", &mem->dma);
13140de09cc2dd Fabien Dessenne 2019-05-14 @126 iounmap(mem->va);
13140de09cc2dd Fabien Dessenne 2019-05-14 127
13140de09cc2dd Fabien Dessenne 2019-05-14 128 return 0;
13140de09cc2dd Fabien Dessenne 2019-05-14 129 }
13140de09cc2dd Fabien Dessenne 2019-05-14 130
:::::: The code at line 109 was first introduced by commit
:::::: 13140de09cc2dd5e5166ad42292bb82af4e23cef remoteproc: stm32: add an ST
stm32_rproc driver
:::::: TO: Fabien Dessenne <fabien.desse...@st.com>
:::::: CC: Bjorn Andersson <bjorn.anders...@linaro.org>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-...@lists.01.org
.config.gz
Description: application/gzip
