* drivers/i3c/internals.h:54:9: error: passing 'const void *' to parameter of type 'void *' discards qualifiers
@ 2025-08-06 20:40 kernel test robot
0 siblings, 0 replies; 5+ messages in thread
From: kernel test robot @ 2025-08-06 20:40 UTC (permalink / raw)
To: Wolfram Sang
Cc: llvm, oe-kbuild-all, linux-kernel, Alexandre Belloni, Frank Li
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: cca7a0aae8958c9b1cd14116cb8b2f22ace2205e
commit: 3b661ca549b9e5bb11d0bc97ada6110aac3282d2 i3c: add missing include to internal header
date: 7 days ago
config: sparc64-randconfig-002-20250807 (https://download.01.org/0day-ci/archive/20250807/202508070438.TZZA3f2S-lkp@intel.com/config)
compiler: clang version 22.0.0git (https://github.com/llvm/llvm-project 7b8dea265e72c3037b6b1e54d5ab51b7e14f328b)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250807/202508070438.TZZA3f2S-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/202508070438.TZZA3f2S-lkp@intel.com/
All errors (new ones prefixed by >>):
In file included from drivers/i3c/master.c:21:
>> drivers/i3c/internals.h:54:9: error: passing 'const void *' to parameter of type 'void *' discards qualifiers [-Werror,-Wincompatible-pointer-types-discards-qualifiers]
54 | readsl(addr, buf, nbytes / 4);
| ^~~~
arch/sparc/include/asm/io_64.h:265:41: note: passing argument to parameter 'port' here
265 | static inline void readsl(void __iomem *port, void *buf, unsigned long count)
| ^
1 error generated.
vim +54 drivers/i3c/internals.h
733b439375b494 Jorge Marques 2025-06-24 44
733b439375b494 Jorge Marques 2025-06-24 45 /**
733b439375b494 Jorge Marques 2025-06-24 46 * i3c_readl_fifo - Read data buffer from 32bit FIFO
733b439375b494 Jorge Marques 2025-06-24 47 * @addr: FIFO Address to read from
733b439375b494 Jorge Marques 2025-06-24 48 * @buf: Pointer to the buffer to store read bytes
733b439375b494 Jorge Marques 2025-06-24 49 * @nbytes: Number of bytes to read
733b439375b494 Jorge Marques 2025-06-24 50 */
733b439375b494 Jorge Marques 2025-06-24 51 static inline void i3c_readl_fifo(const void __iomem *addr, void *buf,
733b439375b494 Jorge Marques 2025-06-24 52 int nbytes)
733b439375b494 Jorge Marques 2025-06-24 53 {
733b439375b494 Jorge Marques 2025-06-24 @54 readsl(addr, buf, nbytes / 4);
733b439375b494 Jorge Marques 2025-06-24 55 if (nbytes & 3) {
733b439375b494 Jorge Marques 2025-06-24 56 u32 tmp;
733b439375b494 Jorge Marques 2025-06-24 57
733b439375b494 Jorge Marques 2025-06-24 58 tmp = readl(addr);
733b439375b494 Jorge Marques 2025-06-24 59 memcpy(buf + (nbytes & ~3), &tmp, nbytes & 3);
733b439375b494 Jorge Marques 2025-06-24 60 }
733b439375b494 Jorge Marques 2025-06-24 61 }
733b439375b494 Jorge Marques 2025-06-24 62
:::::: The code at line 54 was first introduced by commit
:::::: 733b439375b494e8a6950ab47d18a4b615b73cb3 i3c: master: Add inline i3c_readl_fifo() and i3c_writel_fifo()
:::::: TO: Jorge Marques <jorge.marques@analog.com>
:::::: CC: Alexandre Belloni <alexandre.belloni@bootlin.com>
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
^ permalink raw reply [flat|nested] 5+ messages in thread* drivers/i3c/internals.h:54:9: error: passing 'const void *' to parameter of type 'void *' discards qualifiers
@ 2025-09-21 15:54 kernel test robot
2025-09-21 21:48 ` Alexandre Belloni
0 siblings, 1 reply; 5+ messages in thread
From: kernel test robot @ 2025-09-21 15:54 UTC (permalink / raw)
To: Wolfram Sang
Cc: llvm, oe-kbuild-all, linux-kernel, Alexandre Belloni, Frank Li
Hi Wolfram,
FYI, the error/warning still remains.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: f975f08c2e899ae2484407d7bba6bb7f8b6d9d40
commit: 3b661ca549b9e5bb11d0bc97ada6110aac3282d2 i3c: add missing include to internal header
date: 8 weeks ago
config: sparc64-randconfig-001-20250921 (https://download.01.org/0day-ci/archive/20250921/202509212320.yCuqvnVn-lkp@intel.com/config)
compiler: clang version 22.0.0git (https://github.com/llvm/llvm-project 7c861bcedf61607b6c087380ac711eb7ff918ca6)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250921/202509212320.yCuqvnVn-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/202509212320.yCuqvnVn-lkp@intel.com/
All errors (new ones prefixed by >>):
In file included from drivers/i3c/master.c:21:
>> drivers/i3c/internals.h:54:9: error: passing 'const void *' to parameter of type 'void *' discards qualifiers [-Werror,-Wincompatible-pointer-types-discards-qualifiers]
54 | readsl(addr, buf, nbytes / 4);
| ^~~~
arch/sparc/include/asm/io_64.h:265:41: note: passing argument to parameter 'port' here
265 | static inline void readsl(void __iomem *port, void *buf, unsigned long count)
| ^
1 error generated.
vim +54 drivers/i3c/internals.h
733b439375b494 Jorge Marques 2025-06-24 44
733b439375b494 Jorge Marques 2025-06-24 45 /**
733b439375b494 Jorge Marques 2025-06-24 46 * i3c_readl_fifo - Read data buffer from 32bit FIFO
733b439375b494 Jorge Marques 2025-06-24 47 * @addr: FIFO Address to read from
733b439375b494 Jorge Marques 2025-06-24 48 * @buf: Pointer to the buffer to store read bytes
733b439375b494 Jorge Marques 2025-06-24 49 * @nbytes: Number of bytes to read
733b439375b494 Jorge Marques 2025-06-24 50 */
733b439375b494 Jorge Marques 2025-06-24 51 static inline void i3c_readl_fifo(const void __iomem *addr, void *buf,
733b439375b494 Jorge Marques 2025-06-24 52 int nbytes)
733b439375b494 Jorge Marques 2025-06-24 53 {
733b439375b494 Jorge Marques 2025-06-24 @54 readsl(addr, buf, nbytes / 4);
733b439375b494 Jorge Marques 2025-06-24 55 if (nbytes & 3) {
733b439375b494 Jorge Marques 2025-06-24 56 u32 tmp;
733b439375b494 Jorge Marques 2025-06-24 57
733b439375b494 Jorge Marques 2025-06-24 58 tmp = readl(addr);
733b439375b494 Jorge Marques 2025-06-24 59 memcpy(buf + (nbytes & ~3), &tmp, nbytes & 3);
733b439375b494 Jorge Marques 2025-06-24 60 }
733b439375b494 Jorge Marques 2025-06-24 61 }
733b439375b494 Jorge Marques 2025-06-24 62
:::::: The code at line 54 was first introduced by commit
:::::: 733b439375b494e8a6950ab47d18a4b615b73cb3 i3c: master: Add inline i3c_readl_fifo() and i3c_writel_fifo()
:::::: TO: Jorge Marques <jorge.marques@analog.com>
:::::: CC: Alexandre Belloni <alexandre.belloni@bootlin.com>
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
^ permalink raw reply [flat|nested] 5+ messages in thread* Re: drivers/i3c/internals.h:54:9: error: passing 'const void *' to parameter of type 'void *' discards qualifiers
2025-09-21 15:54 kernel test robot
@ 2025-09-21 21:48 ` Alexandre Belloni
2025-09-22 0:17 ` Philip Li
0 siblings, 1 reply; 5+ messages in thread
From: Alexandre Belloni @ 2025-09-21 21:48 UTC (permalink / raw)
To: kernel test robot
Cc: Wolfram Sang, llvm, oe-kbuild-all, linux-kernel, Frank Li
Hello,
On 21/09/2025 23:54:32+0800, kernel test robot wrote:
> Hi Wolfram,
>
> FYI, the error/warning still remains.
>
As replied multiple times, the error is in the sparc64 code, not i3c.
> tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
> head: f975f08c2e899ae2484407d7bba6bb7f8b6d9d40
> commit: 3b661ca549b9e5bb11d0bc97ada6110aac3282d2 i3c: add missing include to internal header
> date: 8 weeks ago
> config: sparc64-randconfig-001-20250921 (https://download.01.org/0day-ci/archive/20250921/202509212320.yCuqvnVn-lkp@intel.com/config)
> compiler: clang version 22.0.0git (https://github.com/llvm/llvm-project 7c861bcedf61607b6c087380ac711eb7ff918ca6)
> reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250921/202509212320.yCuqvnVn-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/202509212320.yCuqvnVn-lkp@intel.com/
>
> All errors (new ones prefixed by >>):
>
> In file included from drivers/i3c/master.c:21:
> >> drivers/i3c/internals.h:54:9: error: passing 'const void *' to parameter of type 'void *' discards qualifiers [-Werror,-Wincompatible-pointer-types-discards-qualifiers]
> 54 | readsl(addr, buf, nbytes / 4);
> | ^~~~
> arch/sparc/include/asm/io_64.h:265:41: note: passing argument to parameter 'port' here
> 265 | static inline void readsl(void __iomem *port, void *buf, unsigned long count)
> | ^
> 1 error generated.
>
>
> vim +54 drivers/i3c/internals.h
>
> 733b439375b494 Jorge Marques 2025-06-24 44
> 733b439375b494 Jorge Marques 2025-06-24 45 /**
> 733b439375b494 Jorge Marques 2025-06-24 46 * i3c_readl_fifo - Read data buffer from 32bit FIFO
> 733b439375b494 Jorge Marques 2025-06-24 47 * @addr: FIFO Address to read from
> 733b439375b494 Jorge Marques 2025-06-24 48 * @buf: Pointer to the buffer to store read bytes
> 733b439375b494 Jorge Marques 2025-06-24 49 * @nbytes: Number of bytes to read
> 733b439375b494 Jorge Marques 2025-06-24 50 */
> 733b439375b494 Jorge Marques 2025-06-24 51 static inline void i3c_readl_fifo(const void __iomem *addr, void *buf,
> 733b439375b494 Jorge Marques 2025-06-24 52 int nbytes)
> 733b439375b494 Jorge Marques 2025-06-24 53 {
> 733b439375b494 Jorge Marques 2025-06-24 @54 readsl(addr, buf, nbytes / 4);
> 733b439375b494 Jorge Marques 2025-06-24 55 if (nbytes & 3) {
> 733b439375b494 Jorge Marques 2025-06-24 56 u32 tmp;
> 733b439375b494 Jorge Marques 2025-06-24 57
> 733b439375b494 Jorge Marques 2025-06-24 58 tmp = readl(addr);
> 733b439375b494 Jorge Marques 2025-06-24 59 memcpy(buf + (nbytes & ~3), &tmp, nbytes & 3);
> 733b439375b494 Jorge Marques 2025-06-24 60 }
> 733b439375b494 Jorge Marques 2025-06-24 61 }
> 733b439375b494 Jorge Marques 2025-06-24 62
>
> :::::: The code at line 54 was first introduced by commit
> :::::: 733b439375b494e8a6950ab47d18a4b615b73cb3 i3c: master: Add inline i3c_readl_fifo() and i3c_writel_fifo()
>
> :::::: TO: Jorge Marques <jorge.marques@analog.com>
> :::::: CC: Alexandre Belloni <alexandre.belloni@bootlin.com>
>
> --
> 0-DAY CI Kernel Test Service
> https://github.com/intel/lkp-tests/wiki
--
Alexandre Belloni, co-owner and COO, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com
^ permalink raw reply [flat|nested] 5+ messages in thread* Re: drivers/i3c/internals.h:54:9: error: passing 'const void *' to parameter of type 'void *' discards qualifiers
2025-09-21 21:48 ` Alexandre Belloni
@ 2025-09-22 0:17 ` Philip Li
2025-09-22 6:31 ` Geert Uytterhoeven
0 siblings, 1 reply; 5+ messages in thread
From: Philip Li @ 2025-09-22 0:17 UTC (permalink / raw)
To: Alexandre Belloni
Cc: kernel test robot, Wolfram Sang, llvm, oe-kbuild-all,
linux-kernel, Frank Li
On Sun, Sep 21, 2025 at 11:48:05PM +0200, Alexandre Belloni wrote:
> Hello,
>
> On 21/09/2025 23:54:32+0800, kernel test robot wrote:
> > Hi Wolfram,
> >
> > FYI, the error/warning still remains.
> >
>
> As replied multiple times, the error is in the sparc64 code, not i3c.
Sorry about this, the bot will be configured to ignore this issue to
avoid further reports.
>
> > tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
> > head: f975f08c2e899ae2484407d7bba6bb7f8b6d9d40
> > commit: 3b661ca549b9e5bb11d0bc97ada6110aac3282d2 i3c: add missing include to internal header
> > date: 8 weeks ago
> > config: sparc64-randconfig-001-20250921 (https://download.01.org/0day-ci/archive/20250921/202509212320.yCuqvnVn-lkp@intel.com/config)
> > compiler: clang version 22.0.0git (https://github.com/llvm/llvm-project 7c861bcedf61607b6c087380ac711eb7ff918ca6)
> > reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250921/202509212320.yCuqvnVn-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/202509212320.yCuqvnVn-lkp@intel.com/
> >
> > All errors (new ones prefixed by >>):
> >
> > In file included from drivers/i3c/master.c:21:
> > >> drivers/i3c/internals.h:54:9: error: passing 'const void *' to parameter of type 'void *' discards qualifiers [-Werror,-Wincompatible-pointer-types-discards-qualifiers]
> > 54 | readsl(addr, buf, nbytes / 4);
> > | ^~~~
> > arch/sparc/include/asm/io_64.h:265:41: note: passing argument to parameter 'port' here
> > 265 | static inline void readsl(void __iomem *port, void *buf, unsigned long count)
> > | ^
> > 1 error generated.
> >
> >
> > vim +54 drivers/i3c/internals.h
> >
> > 733b439375b494 Jorge Marques 2025-06-24 44
> > 733b439375b494 Jorge Marques 2025-06-24 45 /**
> > 733b439375b494 Jorge Marques 2025-06-24 46 * i3c_readl_fifo - Read data buffer from 32bit FIFO
> > 733b439375b494 Jorge Marques 2025-06-24 47 * @addr: FIFO Address to read from
> > 733b439375b494 Jorge Marques 2025-06-24 48 * @buf: Pointer to the buffer to store read bytes
> > 733b439375b494 Jorge Marques 2025-06-24 49 * @nbytes: Number of bytes to read
> > 733b439375b494 Jorge Marques 2025-06-24 50 */
> > 733b439375b494 Jorge Marques 2025-06-24 51 static inline void i3c_readl_fifo(const void __iomem *addr, void *buf,
> > 733b439375b494 Jorge Marques 2025-06-24 52 int nbytes)
> > 733b439375b494 Jorge Marques 2025-06-24 53 {
> > 733b439375b494 Jorge Marques 2025-06-24 @54 readsl(addr, buf, nbytes / 4);
> > 733b439375b494 Jorge Marques 2025-06-24 55 if (nbytes & 3) {
> > 733b439375b494 Jorge Marques 2025-06-24 56 u32 tmp;
> > 733b439375b494 Jorge Marques 2025-06-24 57
> > 733b439375b494 Jorge Marques 2025-06-24 58 tmp = readl(addr);
> > 733b439375b494 Jorge Marques 2025-06-24 59 memcpy(buf + (nbytes & ~3), &tmp, nbytes & 3);
> > 733b439375b494 Jorge Marques 2025-06-24 60 }
> > 733b439375b494 Jorge Marques 2025-06-24 61 }
> > 733b439375b494 Jorge Marques 2025-06-24 62
> >
> > :::::: The code at line 54 was first introduced by commit
> > :::::: 733b439375b494e8a6950ab47d18a4b615b73cb3 i3c: master: Add inline i3c_readl_fifo() and i3c_writel_fifo()
> >
> > :::::: TO: Jorge Marques <jorge.marques@analog.com>
> > :::::: CC: Alexandre Belloni <alexandre.belloni@bootlin.com>
> >
> > --
> > 0-DAY CI Kernel Test Service
> > https://github.com/intel/lkp-tests/wiki
>
> --
> Alexandre Belloni, co-owner and COO, Bootlin
> Embedded Linux and Kernel engineering
> https://bootlin.com
>
^ permalink raw reply [flat|nested] 5+ messages in thread* Re: drivers/i3c/internals.h:54:9: error: passing 'const void *' to parameter of type 'void *' discards qualifiers
2025-09-22 0:17 ` Philip Li
@ 2025-09-22 6:31 ` Geert Uytterhoeven
0 siblings, 0 replies; 5+ messages in thread
From: Geert Uytterhoeven @ 2025-09-22 6:31 UTC (permalink / raw)
To: Philip Li
Cc: Alexandre Belloni, kernel test robot, Wolfram Sang, llvm,
oe-kbuild-all, linux-kernel, Frank Li
On Mon, 22 Sept 2025 at 02:17, Philip Li <philip.li@intel.com> wrote:
> On Sun, Sep 21, 2025 at 11:48:05PM +0200, Alexandre Belloni wrote:
> > On 21/09/2025 23:54:32+0800, kernel test robot wrote:
> > > FYI, the error/warning still remains.
> >
> > As replied multiple times, the error is in the sparc64 code, not i3c.
>
> Sorry about this, the bot will be configured to ignore this issue to
> avoid further reports.
It is expected to be fixed shortly:
https://lore.kernel.org/all/fbb1a96c-d913-4bdf-b40c-c8981601bbf9@gaisler.com/
> > > tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
> > > head: f975f08c2e899ae2484407d7bba6bb7f8b6d9d40
> > > commit: 3b661ca549b9e5bb11d0bc97ada6110aac3282d2 i3c: add missing include to internal header
> > > date: 8 weeks ago
> > > config: sparc64-randconfig-001-20250921 (https://download.01.org/0day-ci/archive/20250921/202509212320.yCuqvnVn-lkp@intel.com/config)
> > > compiler: clang version 22.0.0git (https://github.com/llvm/llvm-project 7c861bcedf61607b6c087380ac711eb7ff918ca6)
> > > reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250921/202509212320.yCuqvnVn-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/202509212320.yCuqvnVn-lkp@intel.com/
> > >
> > > All errors (new ones prefixed by >>):
> > >
> > > In file included from drivers/i3c/master.c:21:
> > > >> drivers/i3c/internals.h:54:9: error: passing 'const void *' to parameter of type 'void *' discards qualifiers [-Werror,-Wincompatible-pointer-types-discards-qualifiers]
> > > 54 | readsl(addr, buf, nbytes / 4);
> > > | ^~~~
> > > arch/sparc/include/asm/io_64.h:265:41: note: passing argument to parameter 'port' here
> > > 265 | static inline void readsl(void __iomem *port, void *buf, unsigned long count)
> > > | ^
> > > 1 error generated.
Gr{oetje,eeting}s,
Geert
--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org
In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds
^ permalink raw reply [flat|nested] 5+ messages in thread
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2025-09-21 15:54 kernel test robot
2025-09-21 21:48 ` Alexandre Belloni
2025-09-22 0:17 ` Philip Li
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