arch/mips/include/asm/mips-cpc.h:153:1: sparse: sparse: incorrect type in argument 1 (different address spaces)

From: kernel test robot
Date: Tue Dec 12 2023 - 13:44:39 EST


tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 26aff849438cebcd05f1a647390c4aa700d5c0f1
commit: d15155824c5014803d91b829736d249c500bdda6 linux/compiler.h: Split into compiler.h and compiler_types.h
date: 6 years ago
config: mips-randconfig-r122-20231108 (https://download.01.org/0day-ci/archive/20231213/202312130247.3Zy1HRN6-lkp@xxxxxxxxx/config)
compiler: mips-linux-gcc (GCC) 13.2.0
reproduce: (https://download.01.org/0day-ci/archive/20231213/202312130247.3Zy1HRN6-lkp@xxxxxxxxx/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@xxxxxxxxx>
| Closes: https://lore.kernel.org/oe-kbuild-all/202312130247.3Zy1HRN6-lkp@xxxxxxxxx/

sparse warnings: (new ones prefixed by >>)
arch/mips/kernel/smp-cps.c: note: in included file (through arch/mips/include/asm/mips-cps.h, arch/mips/include/asm/smp-ops.h, arch/mips/include/asm/smp.h, ...):
arch/mips/include/asm/mips-cm.h:155:1: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *mem @@ got void * @@
arch/mips/include/asm/mips-cm.h:155:1: sparse: expected void const volatile [noderef] __iomem *mem
arch/mips/include/asm/mips-cm.h:155:1: sparse: got void *
arch/mips/include/asm/mips-cm.h:155:1: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *mem @@ got void * @@
arch/mips/include/asm/mips-cm.h:155:1: sparse: expected void const volatile [noderef] __iomem *mem
arch/mips/include/asm/mips-cm.h:155:1: sparse: got void *
arch/mips/include/asm/mips-cm.h:155:1: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *mem @@ got void * @@
arch/mips/include/asm/mips-cm.h:155:1: sparse: expected void const volatile [noderef] __iomem *mem
arch/mips/include/asm/mips-cm.h:155:1: sparse: got void *
arch/mips/include/asm/mips-cm.h:155:1: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *mem @@ got void * @@
arch/mips/include/asm/mips-cm.h:155:1: sparse: expected void const volatile [noderef] __iomem *mem
arch/mips/include/asm/mips-cm.h:155:1: sparse: got void *
arch/mips/include/asm/mips-cm.h:155:1: sparse: sparse: incorrect type in return expression (different address spaces) @@ expected void * @@ got void [noderef] __iomem * @@
arch/mips/include/asm/mips-cm.h:155:1: sparse: expected void *
arch/mips/include/asm/mips-cm.h:155:1: sparse: got void [noderef] __iomem *
arch/mips/include/asm/mips-cm.h:155:1: sparse: sparse: incorrect type in return expression (different address spaces) @@ expected void * @@ got void [noderef] __iomem * @@
arch/mips/include/asm/mips-cm.h:155:1: sparse: expected void *
arch/mips/include/asm/mips-cm.h:155:1: sparse: got void [noderef] __iomem *
arch/mips/include/asm/mips-cm.h:155:1: sparse: sparse: incorrect type in return expression (different address spaces) @@ expected void * @@ got void [noderef] __iomem * @@
arch/mips/include/asm/mips-cm.h:155:1: sparse: expected void *
arch/mips/include/asm/mips-cm.h:155:1: sparse: got void [noderef] __iomem *
arch/mips/include/asm/mips-cm.h:155:1: sparse: sparse: incorrect type in return expression (different address spaces) @@ expected void * @@ got void [noderef] __iomem * @@
arch/mips/include/asm/mips-cm.h:155:1: sparse: expected void *
arch/mips/include/asm/mips-cm.h:155:1: sparse: got void [noderef] __iomem *
arch/mips/include/asm/mips-cm.h:295:1: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *mem @@ got void * @@
arch/mips/include/asm/mips-cm.h:295:1: sparse: expected void const volatile [noderef] __iomem *mem
arch/mips/include/asm/mips-cm.h:295:1: sparse: got void *
arch/mips/include/asm/mips-cm.h:295:1: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *mem @@ got void * @@
arch/mips/include/asm/mips-cm.h:295:1: sparse: expected void const volatile [noderef] __iomem *mem
arch/mips/include/asm/mips-cm.h:295:1: sparse: got void *
arch/mips/include/asm/mips-cm.h:295:1: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *mem @@ got void * @@
arch/mips/include/asm/mips-cm.h:295:1: sparse: expected void const volatile [noderef] __iomem *mem
arch/mips/include/asm/mips-cm.h:295:1: sparse: got void *
arch/mips/include/asm/mips-cm.h:295:1: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *mem @@ got void * @@
arch/mips/include/asm/mips-cm.h:295:1: sparse: expected void const volatile [noderef] __iomem *mem
arch/mips/include/asm/mips-cm.h:295:1: sparse: got void *
arch/mips/include/asm/mips-cm.h:295:1: sparse: sparse: incorrect type in return expression (different address spaces) @@ expected void * @@ got void [noderef] __iomem * @@
arch/mips/include/asm/mips-cm.h:295:1: sparse: expected void *
arch/mips/include/asm/mips-cm.h:295:1: sparse: got void [noderef] __iomem *
arch/mips/include/asm/mips-cm.h:295:1: sparse: sparse: incorrect type in return expression (different address spaces) @@ expected void * @@ got void [noderef] __iomem * @@
arch/mips/include/asm/mips-cm.h:295:1: sparse: expected void *
arch/mips/include/asm/mips-cm.h:295:1: sparse: got void [noderef] __iomem *
arch/mips/include/asm/mips-cm.h:295:1: sparse: sparse: incorrect type in return expression (different address spaces) @@ expected void * @@ got void [noderef] __iomem * @@
arch/mips/include/asm/mips-cm.h:295:1: sparse: expected void *
arch/mips/include/asm/mips-cm.h:295:1: sparse: got void [noderef] __iomem *
arch/mips/include/asm/mips-cm.h:295:1: sparse: sparse: incorrect type in return expression (different address spaces) @@ expected void * @@ got void [noderef] __iomem * @@
arch/mips/include/asm/mips-cm.h:295:1: sparse: expected void *
arch/mips/include/asm/mips-cm.h:295:1: sparse: got void [noderef] __iomem *
arch/mips/kernel/smp-cps.c: note: in included file (through arch/mips/include/asm/mips-cps.h, arch/mips/include/asm/smp-ops.h, arch/mips/include/asm/smp.h, ...):
>> arch/mips/include/asm/mips-cpc.h:153:1: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *mem @@ got void * @@
arch/mips/include/asm/mips-cpc.h:153:1: sparse: expected void const volatile [noderef] __iomem *mem
arch/mips/include/asm/mips-cpc.h:153:1: sparse: got void *
>> arch/mips/include/asm/mips-cpc.h:153:1: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *mem @@ got void * @@
arch/mips/include/asm/mips-cpc.h:153:1: sparse: expected void const volatile [noderef] __iomem *mem
arch/mips/include/asm/mips-cpc.h:153:1: sparse: got void *
>> arch/mips/include/asm/mips-cpc.h:153:1: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *mem @@ got void * @@
arch/mips/include/asm/mips-cpc.h:153:1: sparse: expected void const volatile [noderef] __iomem *mem
arch/mips/include/asm/mips-cpc.h:153:1: sparse: got void *
>> arch/mips/include/asm/mips-cpc.h:153:1: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *mem @@ got void * @@
arch/mips/include/asm/mips-cpc.h:153:1: sparse: expected void const volatile [noderef] __iomem *mem
arch/mips/include/asm/mips-cpc.h:153:1: sparse: got void *
arch/mips/include/asm/mips-cpc.h:153:1: sparse: sparse: incorrect type in return expression (different address spaces) @@ expected void * @@ got void [noderef] __iomem * @@
arch/mips/include/asm/mips-cpc.h:153:1: sparse: expected void *
arch/mips/include/asm/mips-cpc.h:153:1: sparse: got void [noderef] __iomem *
arch/mips/include/asm/mips-cpc.h:153:1: sparse: sparse: incorrect type in return expression (different address spaces) @@ expected void * @@ got void [noderef] __iomem * @@
arch/mips/include/asm/mips-cpc.h:153:1: sparse: expected void *
arch/mips/include/asm/mips-cpc.h:153:1: sparse: got void [noderef] __iomem *
arch/mips/include/asm/mips-cpc.h:153:1: sparse: sparse: incorrect type in return expression (different address spaces) @@ expected void * @@ got void [noderef] __iomem * @@
arch/mips/include/asm/mips-cpc.h:153:1: sparse: expected void *
arch/mips/include/asm/mips-cpc.h:153:1: sparse: got void [noderef] __iomem *
arch/mips/include/asm/mips-cpc.h:153:1: sparse: sparse: incorrect type in return expression (different address spaces) @@ expected void * @@ got void [noderef] __iomem * @@
arch/mips/include/asm/mips-cpc.h:153:1: sparse: expected void *
arch/mips/include/asm/mips-cpc.h:153:1: sparse: got void [noderef] __iomem *
arch/mips/kernel/smp-cps.c: note: in included file (through arch/mips/include/asm/mips-cps.h, arch/mips/include/asm/smp-ops.h, arch/mips/include/asm/smp.h, ...):
arch/mips/include/asm/mips-cm.h:155:1: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *mem @@ got void * @@
arch/mips/include/asm/mips-cm.h:155:1: sparse: expected void const volatile [noderef] __iomem *mem
arch/mips/include/asm/mips-cm.h:155:1: sparse: got void *
arch/mips/include/asm/mips-cm.h:155:1: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *mem @@ got void * @@
arch/mips/include/asm/mips-cm.h:155:1: sparse: expected void const volatile [noderef] __iomem *mem
arch/mips/include/asm/mips-cm.h:155:1: sparse: got void *
arch/mips/include/asm/mips-cm.h:155:1: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *mem @@ got void * @@
arch/mips/include/asm/mips-cm.h:155:1: sparse: expected void const volatile [noderef] __iomem *mem
arch/mips/include/asm/mips-cm.h:155:1: sparse: got void *
arch/mips/include/asm/mips-cm.h:155:1: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *mem @@ got void * @@
arch/mips/include/asm/mips-cm.h:155:1: sparse: expected void const volatile [noderef] __iomem *mem
arch/mips/include/asm/mips-cm.h:155:1: sparse: got void *
arch/mips/include/asm/mips-cm.h:155:1: sparse: sparse: incorrect type in return expression (different address spaces) @@ expected void * @@ got void [noderef] __iomem * @@
arch/mips/include/asm/mips-cm.h:155:1: sparse: expected void *
arch/mips/include/asm/mips-cm.h:155:1: sparse: got void [noderef] __iomem *
arch/mips/include/asm/mips-cm.h:155:1: sparse: sparse: incorrect type in return expression (different address spaces) @@ expected void * @@ got void [noderef] __iomem * @@
arch/mips/include/asm/mips-cm.h:155:1: sparse: expected void *
arch/mips/include/asm/mips-cm.h:155:1: sparse: got void [noderef] __iomem *
arch/mips/include/asm/mips-cm.h:155:1: sparse: sparse: incorrect type in return expression (different address spaces) @@ expected void * @@ got void [noderef] __iomem * @@
arch/mips/include/asm/mips-cm.h:155:1: sparse: expected void *
arch/mips/include/asm/mips-cm.h:155:1: sparse: got void [noderef] __iomem *
arch/mips/include/asm/mips-cm.h:155:1: sparse: sparse: incorrect type in return expression (different address spaces) @@ expected void * @@ got void [noderef] __iomem * @@
arch/mips/include/asm/mips-cm.h:155:1: sparse: expected void *
arch/mips/include/asm/mips-cm.h:155:1: sparse: got void [noderef] __iomem *
arch/mips/include/asm/mips-cm.h:134:1: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *mem @@ got void * @@
arch/mips/include/asm/mips-cm.h:134:1: sparse: expected void const volatile [noderef] __iomem *mem
arch/mips/include/asm/mips-cm.h:134:1: sparse: got void *
arch/mips/include/asm/mips-cm.h:134:1: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *mem @@ got void * @@
arch/mips/include/asm/mips-cm.h:134:1: sparse: expected void const volatile [noderef] __iomem *mem
arch/mips/include/asm/mips-cm.h:134:1: sparse: got void *
arch/mips/include/asm/mips-cm.h:134:1: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *mem @@ got void * @@
arch/mips/include/asm/mips-cm.h:134:1: sparse: expected void const volatile [noderef] __iomem *mem
arch/mips/include/asm/mips-cm.h:134:1: sparse: got void *
arch/mips/include/asm/mips-cm.h:134:1: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *mem @@ got void * @@
arch/mips/include/asm/mips-cm.h:134:1: sparse: expected void const volatile [noderef] __iomem *mem
arch/mips/include/asm/mips-cm.h:134:1: sparse: got void *
arch/mips/include/asm/mips-cm.h:134:1: sparse: sparse: incorrect type in return expression (different address spaces) @@ expected void * @@ got void [noderef] __iomem * @@
arch/mips/include/asm/mips-cm.h:134:1: sparse: expected void *
arch/mips/include/asm/mips-cm.h:134:1: sparse: got void [noderef] __iomem *
arch/mips/include/asm/mips-cm.h:134:1: sparse: sparse: incorrect type in return expression (different address spaces) @@ expected void * @@ got void [noderef] __iomem * @@
arch/mips/include/asm/mips-cm.h:134:1: sparse: expected void *
arch/mips/include/asm/mips-cm.h:134:1: sparse: got void [noderef] __iomem *
arch/mips/include/asm/mips-cm.h:134:1: sparse: sparse: incorrect type in return expression (different address spaces) @@ expected void * @@ got void [noderef] __iomem * @@
arch/mips/include/asm/mips-cm.h:134:1: sparse: expected void *
arch/mips/include/asm/mips-cm.h:134:1: sparse: got void [noderef] __iomem *
arch/mips/include/asm/mips-cm.h:134:1: sparse: sparse: incorrect type in return expression (different address spaces) @@ expected void * @@ got void [noderef] __iomem * @@
arch/mips/include/asm/mips-cm.h:134:1: sparse: expected void *
arch/mips/include/asm/mips-cm.h:134:1: sparse: got void [noderef] __iomem *
arch/mips/include/asm/mips-cm.h:155:1: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *mem @@ got void * @@
arch/mips/include/asm/mips-cm.h:155:1: sparse: expected void const volatile [noderef] __iomem *mem
arch/mips/include/asm/mips-cm.h:155:1: sparse: got void *
arch/mips/include/asm/mips-cm.h:155:1: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *mem @@ got void * @@
arch/mips/include/asm/mips-cm.h:155:1: sparse: expected void const volatile [noderef] __iomem *mem
arch/mips/include/asm/mips-cm.h:155:1: sparse: got void *
arch/mips/include/asm/mips-cm.h:155:1: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *mem @@ got void * @@
arch/mips/include/asm/mips-cm.h:155:1: sparse: expected void const volatile [noderef] __iomem *mem
arch/mips/include/asm/mips-cm.h:155:1: sparse: got void *
arch/mips/include/asm/mips-cm.h:155:1: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *mem @@ got void * @@
arch/mips/include/asm/mips-cm.h:155:1: sparse: expected void const volatile [noderef] __iomem *mem
arch/mips/include/asm/mips-cm.h:155:1: sparse: got void *
arch/mips/include/asm/mips-cm.h:155:1: sparse: sparse: incorrect type in return expression (different address spaces) @@ expected void * @@ got void [noderef] __iomem * @@
arch/mips/include/asm/mips-cm.h:155:1: sparse: expected void *
arch/mips/include/asm/mips-cm.h:155:1: sparse: got void [noderef] __iomem *
arch/mips/include/asm/mips-cm.h:155:1: sparse: sparse: incorrect type in return expression (different address spaces) @@ expected void * @@ got void [noderef] __iomem * @@
arch/mips/include/asm/mips-cm.h:155:1: sparse: expected void *
arch/mips/include/asm/mips-cm.h:155:1: sparse: got void [noderef] __iomem *
arch/mips/include/asm/mips-cm.h:155:1: sparse: sparse: incorrect type in return expression (different address spaces) @@ expected void * @@ got void [noderef] __iomem * @@
arch/mips/include/asm/mips-cm.h:155:1: sparse: expected void *
arch/mips/include/asm/mips-cm.h:155:1: sparse: got void [noderef] __iomem *
arch/mips/include/asm/mips-cm.h:155:1: sparse: sparse: incorrect type in return expression (different address spaces) @@ expected void * @@ got void [noderef] __iomem * @@
arch/mips/include/asm/mips-cm.h:155:1: sparse: expected void *
arch/mips/include/asm/mips-cm.h:155:1: sparse: got void [noderef] __iomem *
arch/mips/include/asm/mips-cm.h:134:1: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *mem @@ got void * @@
arch/mips/include/asm/mips-cm.h:134:1: sparse: expected void const volatile [noderef] __iomem *mem
arch/mips/include/asm/mips-cm.h:134:1: sparse: got void *
arch/mips/include/asm/mips-cm.h:134:1: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *mem @@ got void * @@
arch/mips/include/asm/mips-cm.h:134:1: sparse: expected void const volatile [noderef] __iomem *mem
arch/mips/include/asm/mips-cm.h:134:1: sparse: got void *
arch/mips/include/asm/mips-cm.h:134:1: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *mem @@ got void * @@
arch/mips/include/asm/mips-cm.h:134:1: sparse: expected void const volatile [noderef] __iomem *mem
arch/mips/include/asm/mips-cm.h:134:1: sparse: got void *
arch/mips/include/asm/mips-cm.h:134:1: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *mem @@ got void * @@
arch/mips/include/asm/mips-cm.h:134:1: sparse: expected void const volatile [noderef] __iomem *mem
arch/mips/include/asm/mips-cm.h:134:1: sparse: got void *
arch/mips/include/asm/mips-cm.h:134:1: sparse: sparse: incorrect type in return expression (different address spaces) @@ expected void * @@ got void [noderef] __iomem * @@
--
drivers/gpu/drm/drm_bufs.c:213:45: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected void *handle @@ got void [noderef] __iomem * @@
drivers/gpu/drm/drm_bufs.c:213:45: sparse: expected void *handle
drivers/gpu/drm/drm_bufs.c:213:45: sparse: got void [noderef] __iomem *
drivers/gpu/drm/drm_bufs.c:216:45: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected void *handle @@ got void [noderef] __iomem * @@
drivers/gpu/drm/drm_bufs.c:216:45: sparse: expected void *handle
drivers/gpu/drm/drm_bufs.c:216:45: sparse: got void [noderef] __iomem *
>> drivers/gpu/drm/drm_bufs.c:331:36: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got void *handle @@
drivers/gpu/drm/drm_bufs.c:331:36: sparse: expected void const volatile [noderef] __iomem *addr
drivers/gpu/drm/drm_bufs.c:331:36: sparse: got void *handle
drivers/gpu/drm/drm_bufs.c:348:36: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got void *handle @@
drivers/gpu/drm/drm_bufs.c:348:36: sparse: expected void const volatile [noderef] __iomem *addr
drivers/gpu/drm/drm_bufs.c:348:36: sparse: got void *handle
drivers/gpu/drm/drm_bufs.c:514:28: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got void *handle @@
drivers/gpu/drm/drm_bufs.c:514:28: sparse: expected void const volatile [noderef] __iomem *addr
drivers/gpu/drm/drm_bufs.c:514:28: sparse: got void *handle
In file included from include/linux/workqueue.h:8,
from include/linux/srcu.h:34,
from include/linux/notifier.h:15,
from include/linux/memory_hotplug.h:6,
from include/linux/mmzone.h:779,
from include/linux/gfp.h:5,
from include/linux/slab.h:14,
from drivers/gpu/drm/drm_bufs.c:32:
include/linux/timer.h: In function 'timer_setup':
include/linux/timer.h:178:30: warning: cast between incompatible function types from 'void (*)(struct timer_list *)' to 'void (*)(long unsigned int)' [-Wcast-function-type]
178 | __setup_timer(timer, (TIMER_FUNC_TYPE)callback,
| ^
include/linux/timer.h:143:39: note: in definition of macro '__setup_timer'
143 | (_timer)->function = (_fn); 30- | ^~~
drivers/gpu/drm/drm_bufs.c:125: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst
* Core function to create a range of memory available for mapping by a
drivers/gpu/drm/drm_bufs.c:379: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst
* Ioctl to specify a range of memory that is available for mapping by a
drivers/gpu/drm/drm_bufs.c:480: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst
* Remove a map private from list and deallocate resources if the mapping
drivers/gpu/drm/drm_bufs.c:633: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst
* Cleanup after an error on one of the addbufs() functions.
drivers/gpu/drm/drm_bufs.c:668: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst
* Add AGP buffers for DMA transfers.
drivers/gpu/drm/drm_bufs.c:1204: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst
* Add buffers for DMA transfers (ioctl).
drivers/gpu/drm/drm_bufs.c:1245: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst
* Get information about the buffer mappings.
drivers/gpu/drm/drm_bufs.c:1333: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst
* Specifies a low and high water mark for buffer allocation
drivers/gpu/drm/drm_bufs.c:1382: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst
* Unreserve the buffers in list, previously reserved using drmDMA.
drivers/gpu/drm/drm_bufs.c:1451: warning: Function parameter or member 'dev' not described in '__drm_legacy_mapbufs'
drivers/gpu/drm/drm_bufs.c:1451: warning: Function parameter or member 'data' not described in '__drm_legacy_mapbufs'
drivers/gpu/drm/drm_bufs.c:1451: warning: Function parameter or member 'p' not described in '__drm_legacy_mapbufs'
drivers/gpu/drm/drm_bufs.c:1451: warning: Function parameter or member 'v' not described in '__drm_legacy_mapbufs'
drivers/gpu/drm/drm_bufs.c:1451: warning: Function parameter or member 'f' not described in '__drm_legacy_mapbufs'
drivers/gpu/drm/drm_bufs.c:1451: warning: Function parameter or member 'file_priv' not described in '__drm_legacy_mapbufs'
drivers/gpu/drm/drm_bufs.c:1451: warning: expecting prototype for Maps all of the DMA buffers into client(). Prototype was for __drm_legacy_mapbufs() instead
--
drivers/gpu/drm/drm_memory.c:128:29: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected void *handle @@ got void [noderef] __iomem * @@
drivers/gpu/drm/drm_memory.c:128:29: sparse: expected void *handle
drivers/gpu/drm/drm_memory.c:128:29: sparse: got void [noderef] __iomem *
drivers/gpu/drm/drm_memory.c:137:29: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected void *handle @@ got void [noderef] __iomem * @@
drivers/gpu/drm/drm_memory.c:137:29: sparse: expected void *handle
drivers/gpu/drm/drm_memory.c:137:29: sparse: got void [noderef] __iomem *
>> drivers/gpu/drm/drm_memory.c:149:28: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got void *handle @@
drivers/gpu/drm/drm_memory.c:149:28: sparse: expected void const volatile [noderef] __iomem *addr
drivers/gpu/drm/drm_memory.c:149:28: sparse: got void *handle
In file included from include/linux/workqueue.h:8,
from include/linux/mm_types.h:15,
from include/linux/fs.h:21,
from include/linux/highmem.h:4,
from drivers/gpu/drm/drm_memory.c:36:
include/linux/timer.h: In function 'timer_setup':
include/linux/timer.h:178:30: warning: cast between incompatible function types from 'void (*)(struct timer_list *)' to 'void (*)(long unsigned int)' [-Wcast-function-type]
178 | __setup_timer(timer, (TIMER_FUNC_TYPE)callback,
| ^
include/linux/timer.h:143:39: note: in definition of macro '__setup_timer'
143 | (_timer)->function = (_fn); 21- | ^~~
drivers/gpu/drm/drm_memory.c:2: warning: Cannot understand * file drm_memory.c
on line 2 - I thought it was a doc line
--
>> drivers/gpu/drm/drm_vm.c:265:44: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got void *handle @@
drivers/gpu/drm/drm_vm.c:265:44: sparse: expected void const volatile [noderef] __iomem *addr
drivers/gpu/drm/drm_vm.c:265:44: sparse: got void *handle
drivers/gpu/drm/drm_vm.c:476:51: sparse: sparse: undefined identifier '_PAGE_RW'
drivers/gpu/drm/drm_vm.c:560:51: sparse: sparse: undefined identifier '_PAGE_RW'
In file included from include/linux/workqueue.h:8,
from include/linux/srcu.h:34,
from include/linux/notifier.h:15,
from include/linux/memory_hotplug.h:6,
from include/linux/mmzone.h:779,
from include/linux/gfp.h:5,
from include/linux/idr.h:16,
from include/linux/kernfs.h:14,
from include/linux/sysfs.h:15,
from include/linux/kobject.h:21,
from include/linux/cdev.h:4,
from include/drm/drmP.h:36,
from drivers/gpu/drm/drm_vm.c:36:
include/linux/timer.h: In function 'timer_setup':
include/linux/timer.h:178:30: warning: cast between incompatible function types from 'void (*)(struct timer_list *)' to 'void (*)(long unsigned int)' [-Wcast-function-type]
178 | __setup_timer(timer, (TIMER_FUNC_TYPE)callback,
| ^
include/linux/timer.h:143:39: note: in definition of macro '__setup_timer'
143 | (_timer)->function = (_fn); 25- | ^~~
drivers/gpu/drm/drm_vm.c: In function 'drm_mmap_locked':
drivers/gpu/drm/drm_vm.c:575:20: warning: this statement may fall through [-Wimplicit-fallthrough=]
575 | if (dev->agp && dev->agp->cant_use_aperture) {
| ^
drivers/gpu/drm/drm_vm.c:589:9: note: here
589 | case _DRM_FRAME_BUFFER:
| ^~~~
drivers/gpu/drm/drm_vm.c:612:37: warning: this statement may fall through [-Wimplicit-fallthrough=]
612 | vma->vm_page_prot = drm_dma_prot(map->type, vma);
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/drm_vm.c:614:9: note: here
614 | case _DRM_SHM:
| ^~~~
drivers/gpu/drm/drm_vm.c:2: warning: Cannot understand * file drm_vm.c
on line 2 - I thought it was a doc line
drivers/gpu/drm/drm_vm.c:93: warning: Cannot understand * c fault method for AGP virtual memory.
on line 93 - I thought it was a doc line
drivers/gpu/drm/drm_vm.c:183: warning: Cannot understand * c nopage method for shared virtual memory.
on line 183 - I thought it was a doc line
drivers/gpu/drm/drm_vm.c:216: warning: Cannot understand * c close method for shared virtual memory.
on line 216 - I thought it was a doc line
drivers/gpu/drm/drm_vm.c:287: warning: Cannot understand * c fault method for DMA virtual memory.
on line 287 - I thought it was a doc line
drivers/gpu/drm/drm_vm.c:322: warning: Cannot understand * c fault method for scatter-gather virtual memory.
on line 322 - I thought it was a doc line
drivers/gpu/drm/drm_vm.c:428: warning: Cannot understand * c close method for all virtual memory types.
on line 428 - I thought it was a doc line
drivers/gpu/drm/drm_vm.c:446: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst
* mmap DMA memory.
drivers/gpu/drm/drm_vm.c:506: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst
* mmap DMA memory.

vim +153 arch/mips/include/asm/mips-cpc.h

9c38cf44712af9 Paul Burton 2014-01-15 151
23cb600e3fd406 Paul Burton 2017-08-12 152 /* CPC_Cx_CONFIG - Mirrors GCR_Cx_CONFIG */
23cb600e3fd406 Paul Burton 2017-08-12 @153 CPC_CX_ACCESSOR_RW(32, 0x090, config)
23cb600e3fd406 Paul Burton 2017-08-12 154

:::::: The code at line 153 was first introduced by commit
:::::: 23cb600e3fd4068697d6fa207848d93e74ec7333 MIPS: CPS: Add CM/CPC 3.5 register definitions

:::::: TO: Paul Burton <paul.burton@xxxxxxxxxx>
:::::: CC: Ralf Baechle <ralf@xxxxxxxxxxxxxx>

--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki