* drivers/gpu/drm/nouveau/dispnv50/crcca7d.c:28:17: sparse: sparse: cast removes address space '__iomem' of expression
@ 2026-01-16 12:28 kernel test robot
0 siblings, 0 replies; 2+ messages in thread
From: kernel test robot @ 2026-01-16 12:28 UTC (permalink / raw)
To: Ben Skeggs; +Cc: oe-kbuild-all, linux-kernel, Dave Airlie, Timur Tabi
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 983d014aafb14ee5e4915465bf8948e8f3a723b5
commit: 6cc6e08d4542473d79ea83d9123d9d35e9c01c92 drm/nouveau/kms: add support for GB20x
date: 8 months ago
config: x86_64-randconfig-121-20260113 (https://download.01.org/0day-ci/archive/20260116/202601162023.AzRe6Ekz-lkp@intel.com/config)
compiler: clang version 20.1.8 (https://github.com/llvm/llvm-project 87f0227cb60147a26a1eeb4fb06e3b505e9c7261)
rustc: rustc 1.88.0 (6b00bc388 2025-06-23)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260116/202601162023.AzRe6Ekz-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/202601162023.AzRe6Ekz-lkp@intel.com/
sparse warnings: (new ones prefixed by >>)
drivers/gpu/drm/nouveau/dispnv50/crcca7d.c: note: in included file (through drivers/gpu/drm/nouveau/nouveau_drv.h, drivers/gpu/drm/nouveau/nouveau_display.h, ...):
drivers/gpu/drm/nouveau/include/nvif/ioctl.h:9:1: sparse: sparse: directive in macro's argument list
drivers/gpu/drm/nouveau/include/nvif/ioctl.h:10:1: sparse: sparse: directive in macro's argument list
drivers/gpu/drm/nouveau/include/nvif/ioctl.h:11:1: sparse: sparse: directive in macro's argument list
drivers/gpu/drm/nouveau/include/nvif/ioctl.h:12:1: sparse: sparse: directive in macro's argument list
drivers/gpu/drm/nouveau/include/nvif/ioctl.h:13:1: sparse: sparse: directive in macro's argument list
drivers/gpu/drm/nouveau/include/nvif/ioctl.h:14:1: sparse: sparse: directive in macro's argument list
drivers/gpu/drm/nouveau/include/nvif/ioctl.h:17:1: sparse: sparse: directive in macro's argument list
drivers/gpu/drm/nouveau/include/nvif/ioctl.h:18:1: sparse: sparse: directive in macro's argument list
drivers/gpu/drm/nouveau/include/nvif/ioctl.h:20:1: sparse: sparse: directive in macro's argument list
drivers/gpu/drm/nouveau/include/nvif/ioctl.h:21:1: sparse: sparse: directive in macro's argument list
>> drivers/gpu/drm/nouveau/dispnv50/crcca7d.c:28:17: sparse: sparse: cast removes address space '__iomem' of expression
>> drivers/gpu/drm/nouveau/dispnv50/crcca7d.c:28:17: sparse: sparse: cast removes address space '__iomem' of expression
>> drivers/gpu/drm/nouveau/dispnv50/crcca7d.c:28:17: sparse: sparse: cast removes address space '__iomem' of expression
drivers/gpu/drm/nouveau/dispnv50/crcca7d.c:35:17: sparse: sparse: cast removes address space '__iomem' of expression
drivers/gpu/drm/nouveau/dispnv50/crcca7d.c:35:17: sparse: sparse: cast removes address space '__iomem' of expression
drivers/gpu/drm/nouveau/dispnv50/crcca7d.c:55:17: sparse: sparse: cast removes address space '__iomem' of expression
drivers/gpu/drm/nouveau/dispnv50/crcca7d.c:55:17: sparse: sparse: cast removes address space '__iomem' of expression
drivers/gpu/drm/nouveau/dispnv50/crcca7d.c:79:9: sparse: sparse: cast removes address space '__iomem' of expression
drivers/gpu/drm/nouveau/dispnv50/crcca7d.c:79:9: sparse: sparse: cast removes address space '__iomem' of expression
vim +/__iomem +28 drivers/gpu/drm/nouveau/dispnv50/crcca7d.c
12
13 static int
14 crcca7d_set_ctx(struct nv50_head *head, struct nv50_crc_notifier_ctx *ctx)
15 {
16 struct nvif_push *push = &head->disp->core->chan.push;
17 const int i = head->base.index;
18 int ret;
19
20 ret = PUSH_WAIT(push, ctx ? 3 : 2);
21 if (ret)
22 return ret;
23
24 if (ctx) {
25 const u32 crc_hi = upper_32_bits(ctx->mem.addr);
26 const u32 crc_lo = lower_32_bits(ctx->mem.addr);
27
> 28 PUSH_MTHD(push, NVCA7D, HEAD_SET_SURFACE_ADDRESS_HI_CRC(i), crc_hi,
29
30 HEAD_SET_SURFACE_ADDRESS_LO_CRC(i),
31 NVVAL(NVCA7D, HEAD_SET_SURFACE_ADDRESS_LO_CRC, ADDRESS_LO, crc_lo >> 4) |
32 NVDEF(NVCA7D, HEAD_SET_SURFACE_ADDRESS_LO_CRC, TARGET, PHYSICAL_NVM) |
33 NVDEF(NVCA7D, HEAD_SET_SURFACE_ADDRESS_LO_CRC, ENABLE, ENABLE));
34 } else {
35 PUSH_MTHD(push, NVCA7D, HEAD_SET_SURFACE_ADDRESS_LO_CRC(i),
36 NVDEF(NVCA7D, HEAD_SET_SURFACE_ADDRESS_LO_CRC, ENABLE, DISABLE));
37 }
38
39 return 0;
40 }
41
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
^ permalink raw reply [flat|nested] 2+ messages in thread* drivers/gpu/drm/nouveau/dispnv50/crcca7d.c:28:17: sparse: sparse: cast removes address space '__iomem' of expression
@ 2025-12-12 9:43 kernel test robot
0 siblings, 0 replies; 2+ messages in thread
From: kernel test robot @ 2025-12-12 9:43 UTC (permalink / raw)
To: Ben Skeggs; +Cc: oe-kbuild-all, linux-kernel, Dave Airlie, Timur Tabi
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: d358e5254674b70f34c847715ca509e46eb81e6f
commit: 6cc6e08d4542473d79ea83d9123d9d35e9c01c92 drm/nouveau/kms: add support for GB20x
date: 7 months ago
config: i386-randconfig-061-20251212 (https://download.01.org/0day-ci/archive/20251212/202512121711.NSEwoa9G-lkp@intel.com/config)
compiler: gcc-14 (Debian 14.2.0-19) 14.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251212/202512121711.NSEwoa9G-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/202512121711.NSEwoa9G-lkp@intel.com/
sparse warnings: (new ones prefixed by >>)
drivers/gpu/drm/nouveau/dispnv50/crcca7d.c: note: in included file (through drivers/gpu/drm/nouveau/nouveau_drv.h, drivers/gpu/drm/nouveau/nouveau_display.h, ...):
drivers/gpu/drm/nouveau/include/nvif/ioctl.h:9:1: sparse: sparse: directive in macro's argument list
drivers/gpu/drm/nouveau/include/nvif/ioctl.h:10:1: sparse: sparse: directive in macro's argument list
drivers/gpu/drm/nouveau/include/nvif/ioctl.h:11:1: sparse: sparse: directive in macro's argument list
drivers/gpu/drm/nouveau/include/nvif/ioctl.h:12:1: sparse: sparse: directive in macro's argument list
drivers/gpu/drm/nouveau/include/nvif/ioctl.h:13:1: sparse: sparse: directive in macro's argument list
drivers/gpu/drm/nouveau/include/nvif/ioctl.h:14:1: sparse: sparse: directive in macro's argument list
drivers/gpu/drm/nouveau/include/nvif/ioctl.h:17:1: sparse: sparse: directive in macro's argument list
drivers/gpu/drm/nouveau/include/nvif/ioctl.h:18:1: sparse: sparse: directive in macro's argument list
drivers/gpu/drm/nouveau/include/nvif/ioctl.h:20:1: sparse: sparse: directive in macro's argument list
drivers/gpu/drm/nouveau/include/nvif/ioctl.h:21:1: sparse: sparse: directive in macro's argument list
>> drivers/gpu/drm/nouveau/dispnv50/crcca7d.c:28:17: sparse: sparse: cast removes address space '__iomem' of expression
>> drivers/gpu/drm/nouveau/dispnv50/crcca7d.c:28:17: sparse: sparse: cast removes address space '__iomem' of expression
>> drivers/gpu/drm/nouveau/dispnv50/crcca7d.c:28:17: sparse: sparse: cast removes address space '__iomem' of expression
drivers/gpu/drm/nouveau/dispnv50/crcca7d.c:35:17: sparse: sparse: cast removes address space '__iomem' of expression
drivers/gpu/drm/nouveau/dispnv50/crcca7d.c:35:17: sparse: sparse: cast removes address space '__iomem' of expression
drivers/gpu/drm/nouveau/dispnv50/crcca7d.c:55:17: sparse: sparse: cast removes address space '__iomem' of expression
drivers/gpu/drm/nouveau/dispnv50/crcca7d.c:55:17: sparse: sparse: cast removes address space '__iomem' of expression
drivers/gpu/drm/nouveau/dispnv50/crcca7d.c:79:9: sparse: sparse: cast removes address space '__iomem' of expression
drivers/gpu/drm/nouveau/dispnv50/crcca7d.c:79:9: sparse: sparse: cast removes address space '__iomem' of expression
vim +/__iomem +28 drivers/gpu/drm/nouveau/dispnv50/crcca7d.c
12
13 static int
14 crcca7d_set_ctx(struct nv50_head *head, struct nv50_crc_notifier_ctx *ctx)
15 {
16 struct nvif_push *push = &head->disp->core->chan.push;
17 const int i = head->base.index;
18 int ret;
19
20 ret = PUSH_WAIT(push, ctx ? 3 : 2);
21 if (ret)
22 return ret;
23
24 if (ctx) {
25 const u32 crc_hi = upper_32_bits(ctx->mem.addr);
26 const u32 crc_lo = lower_32_bits(ctx->mem.addr);
27
> 28 PUSH_MTHD(push, NVCA7D, HEAD_SET_SURFACE_ADDRESS_HI_CRC(i), crc_hi,
29
30 HEAD_SET_SURFACE_ADDRESS_LO_CRC(i),
31 NVVAL(NVCA7D, HEAD_SET_SURFACE_ADDRESS_LO_CRC, ADDRESS_LO, crc_lo >> 4) |
32 NVDEF(NVCA7D, HEAD_SET_SURFACE_ADDRESS_LO_CRC, TARGET, PHYSICAL_NVM) |
33 NVDEF(NVCA7D, HEAD_SET_SURFACE_ADDRESS_LO_CRC, ENABLE, ENABLE));
34 } else {
35 PUSH_MTHD(push, NVCA7D, HEAD_SET_SURFACE_ADDRESS_LO_CRC(i),
36 NVDEF(NVCA7D, HEAD_SET_SURFACE_ADDRESS_LO_CRC, ENABLE, DISABLE));
37 }
38
39 return 0;
40 }
41
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
^ permalink raw reply [flat|nested] 2+ messages in thread
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