[linux-next:master 21240/21381] drivers/gpu/drm/imagination/pvr_power.c:62:16: sparse: sparse: incorrect type in argument 1 (different address spaces)

[linux-next:master 21240/21381] drivers/gpu/drm/imagination/pvr_power.c:62:16: sparse: sparse: incorrect type in argument 1 (different address spaces)

[kernel test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head:   7649ba73f9e7e1e04d0b46213e39c79ae09dd55c
commit: 6c6200ffebf9766fd5d9293002298ea371c261c1 [21240/21381] drm/imagination: Align rogue_fwif_hwrtdata to 64 bytes
config: riscv-randconfig-r2300-20261030 (https://download.01.org/0day-ci/archive/20261030/202610302136.3nli2ijx-lkp@intel.com/config)
compiler: riscv64-linux-gcc (GCC) 10.5.0
sparse: v0.6.5-rc1-21-g84ec0658
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20261030/202610302136.3nli2ijx-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/202610302136.3nli2ijx-lkp@intel.com/

sparse warnings: (new ones prefixed by >>)
>> drivers/gpu/drm/imagination/pvr_power.c:62:16: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void const volatile [noderef] __iomem *addr @@     got unsigned int [usertype] *power_sync @@
   drivers/gpu/drm/imagination/pvr_power.c:62:16: sparse:     expected void const volatile [noderef] __iomem *addr
   drivers/gpu/drm/imagination/pvr_power.c:62:16: sparse:     got unsigned int [usertype] *power_sync

vim +62 drivers/gpu/drm/imagination/pvr_power.c

cc1aeedb98ad34 Sarah Walker 2023-11-22  46  
727538a4bbff07 Sarah Walker 2023-11-22  47  static int
727538a4bbff07 Sarah Walker 2023-11-22  48  pvr_power_send_command(struct pvr_device *pvr_dev, struct rogue_fwif_kccb_cmd *pow_cmd)
727538a4bbff07 Sarah Walker 2023-11-22  49  {
cc1aeedb98ad34 Sarah Walker 2023-11-22  50  	struct pvr_fw_device *fw_dev = &pvr_dev->fw_dev;
cc1aeedb98ad34 Sarah Walker 2023-11-22  51  	u32 slot_nr;
cc1aeedb98ad34 Sarah Walker 2023-11-22  52  	u32 value;
cc1aeedb98ad34 Sarah Walker 2023-11-22  53  	int err;
cc1aeedb98ad34 Sarah Walker 2023-11-22  54  
cc1aeedb98ad34 Sarah Walker 2023-11-22  55  	WRITE_ONCE(*fw_dev->power_sync, 0);
cc1aeedb98ad34 Sarah Walker 2023-11-22  56  
cc1aeedb98ad34 Sarah Walker 2023-11-22  57  	err = pvr_kccb_send_cmd_powered(pvr_dev, pow_cmd, &slot_nr);
cc1aeedb98ad34 Sarah Walker 2023-11-22  58  	if (err)
cc1aeedb98ad34 Sarah Walker 2023-11-22  59  		return err;
cc1aeedb98ad34 Sarah Walker 2023-11-22  60  
cc1aeedb98ad34 Sarah Walker 2023-11-22  61  	/* Wait for FW to acknowledge. */
cc1aeedb98ad34 Sarah Walker 2023-11-22 @62  	return readl_poll_timeout(pvr_dev->fw_dev.power_sync, value, value != 0, 100,
cc1aeedb98ad34 Sarah Walker 2023-11-22  63  				  POWER_SYNC_TIMEOUT_US);
727538a4bbff07 Sarah Walker 2023-11-22  64  }
727538a4bbff07 Sarah Walker 2023-11-22  65  

:::::: The code at line 62 was first introduced by commit
:::::: cc1aeedb98ad347c06ff59e991b2f94dfb4c565d drm/imagination: Implement firmware infrastructure and META FW support

:::::: TO: Sarah Walker <sarah.walker@imgtec.com>
:::::: CC: Maxime Ripard <mripard@kernel.org>

--
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https://github.com/intel/lkp-tests/wiki