Re: Fwd: [linux-next:master 2763/15982] drivers/remoteproc/xlnx_r5_remoteproc.c:837:49: sparse: sparse: incorrect type in initializer (different address spaces)

["Shah, Tanmay" <tanmays@amd.com>]

On 8/19/2026 10:33 AM, Mathieu Poirier wrote:
> Tanmay - please have a look.
> 

Ack. I will reproduce and send a fix.

Thanks,
Tanmay

> ---------- Forwarded message ---------
> From: kernel test robot <lkp@intel.com>
> Date: Tue, 18 Aug 2026 at 10:59
> Subject: [linux-next:master 2763/15982]
> drivers/remoteproc/xlnx_r5_remoteproc.c:837:49: sparse: sparse:
> incorrect type in initializer (different address spaces)
> To: Tanmay Shah <tanmay.shah@amd.com>
> Cc: <oe-kbuild-all@lists.linux.dev>, Mathieu Poirier
> <mathieu.poirier@linaro.org>
> 
> 
> tree:   https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
> master
> head:   e6664f2b33db9b6811eb4cec109f06cb2b4f458d
> commit: 5ae3dc078874693a0a7fd1cf32660bd473fe544d [2763/15982]
> remoteproc: xlnx: Add crash detection mechanism
> config: arm64-randconfig-r111-20260818
> (https://download.01.org/0day-ci/archive/20260819/202608190009.uCbYi1Y5-lkp@intel.com/config)
> compiler: clang version 24.0.0git
> (https://github.com/llvm/llvm-project
> 844a18e753e822736c9805ab779144b647a2c186)
> rustc: rustc 1.96.0 (ac68faa20 2026-05-25)
> sparse: v0.6.5-rc1
> reproduce (this is a W=1 build):
> (https://download.01.org/0day-ci/archive/20260819/202608190009.uCbYi1Y5-lkp@intel.com/reproduce)
> 
> If you fix the issue in a separate patch/commit (i.e. not just a new version of
> the same patch/commit), kindly add following tags
> | Reported-by: kernel test robot <lkp@intel.com>
> | Closes: https://lore.kernel.org/oe-kbuild-all/202608190009.uCbYi1Y5-lkp@intel.com/
> 
> sparse warnings: (new ones prefixed by >>)
>    drivers/remoteproc/xlnx_r5_remoteproc.c:571:20: sparse: sparse:
> cast removes address space '__iomem' of expression
>    drivers/remoteproc/xlnx_r5_remoteproc.c:749:17: sparse: sparse:
> cast removes address space '__iomem' of expression
>    drivers/remoteproc/xlnx_r5_remoteproc.c:773:24: sparse: sparse:
> cast removes address space '__iomem' of expression
>    drivers/remoteproc/xlnx_r5_remoteproc.c:797:25: sparse: sparse:
> cast removes address space '__iomem' of expression
>>> drivers/remoteproc/xlnx_r5_remoteproc.c:837:49: sparse: sparse: incorrect type in initializer (different address spaces) @@     expected void *rsc_offset @@     got void [noderef] __iomem * @@
>    drivers/remoteproc/xlnx_r5_remoteproc.c:837:49: sparse:
> expected void *rsc_offset
>    drivers/remoteproc/xlnx_r5_remoteproc.c:837:49: sparse:     got
> void [noderef] __iomem *
> 
> vim +837 drivers/remoteproc/xlnx_r5_remoteproc.c
> 
>    832
>    833  static int zynqmp_r5_handle_rsc(struct rproc *rproc, u32
> rsc_type, void *rsc,
>    834                                  int offset, int avail)
>    835  {
>    836          struct zynqmp_r5_core *r5_core = rproc->priv;
>  > 837          void *rsc_offset = (r5_core->rsc_tbl_va + offset);
>    838
>    839          if (rsc_type != XLNX_RPROC_FW_CRASH_REPORT)
>    840                  return RSC_IGNORED;
>    841
>    842          r5_core->crash_report = rsc_offset;
>    843          /* reset all values */
>    844          r5_core->crash_report->crashed = false;
>    845          r5_core->crash_report->crash_reason = 0;
>    846          r5_core->crash_report->crash_reason_str[0] = '\0';
>    847
>    848          return RSC_HANDLED;
>    849  }
>    850
> 
> --
> 0-DAY CI Kernel Test Service
> https://github.com/intel/lkp-tests/wiki