arch/sh/kernel/cpu/sh3/serial-sh7720.c:16:32: sparse: sparse: incorrect type in argument 1 (different base types)

From: kernel test robot
Date: Fri May 14 2021 - 19:57:20 EST


tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 25a1298726e97b9d25379986f5d54d9e62ad6e93
commit: e5fc436f06eef54ef512ea55a9db8eb9f2e76959 sparse: use static inline for __chk_{user,io}_ptr()
date: 9 months ago
config: sh-randconfig-s032-20210515 (attached as .config)
compiler: sh4-linux-gcc (GCC) 9.3.0
reproduce:
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# apt-get install sparse
# sparse version: v0.6.3-341-g8af24329-dirty
# https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=e5fc436f06eef54ef512ea55a9db8eb9f2e76959
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout e5fc436f06eef54ef512ea55a9db8eb9f2e76959
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' W=1 ARCH=sh

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@xxxxxxxxx>


iwyu warnings: (new ones prefixed by >>)


vim +16 arch/sh/kernel/cpu/sh3/serial-sh7720.c

61a6976bf19a6cf Paul Mundt 2011-06-14 7
61a6976bf19a6cf Paul Mundt 2011-06-14 8 static void sh7720_sci_init_pins(struct uart_port *port, unsigned int cflag)
61a6976bf19a6cf Paul Mundt 2011-06-14 9 {
61a6976bf19a6cf Paul Mundt 2011-06-14 10 unsigned short data;
61a6976bf19a6cf Paul Mundt 2011-06-14 11
61a6976bf19a6cf Paul Mundt 2011-06-14 12 if (cflag & CRTSCTS) {
61a6976bf19a6cf Paul Mundt 2011-06-14 13 /* enable RTS/CTS */
61a6976bf19a6cf Paul Mundt 2011-06-14 14 if (port->mapbase == 0xa4430000) { /* SCIF0 */
61a6976bf19a6cf Paul Mundt 2011-06-14 15 /* Clear PTCR bit 9-2; enable all scif pins but sck */
61a6976bf19a6cf Paul Mundt 2011-06-14 @16 data = __raw_readw(PORT_PTCR);
61a6976bf19a6cf Paul Mundt 2011-06-14 17 __raw_writew((data & 0xfc03), PORT_PTCR);
61a6976bf19a6cf Paul Mundt 2011-06-14 18 } else if (port->mapbase == 0xa4438000) { /* SCIF1 */
61a6976bf19a6cf Paul Mundt 2011-06-14 19 /* Clear PVCR bit 9-2 */
61a6976bf19a6cf Paul Mundt 2011-06-14 20 data = __raw_readw(PORT_PVCR);
61a6976bf19a6cf Paul Mundt 2011-06-14 21 __raw_writew((data & 0xfc03), PORT_PVCR);
61a6976bf19a6cf Paul Mundt 2011-06-14 22 }
61a6976bf19a6cf Paul Mundt 2011-06-14 23 } else {
61a6976bf19a6cf Paul Mundt 2011-06-14 24 if (port->mapbase == 0xa4430000) { /* SCIF0 */
61a6976bf19a6cf Paul Mundt 2011-06-14 25 /* Clear PTCR bit 5-2; enable only tx and rx */
61a6976bf19a6cf Paul Mundt 2011-06-14 26 data = __raw_readw(PORT_PTCR);
61a6976bf19a6cf Paul Mundt 2011-06-14 27 __raw_writew((data & 0xffc3), PORT_PTCR);
61a6976bf19a6cf Paul Mundt 2011-06-14 28 } else if (port->mapbase == 0xa4438000) { /* SCIF1 */
61a6976bf19a6cf Paul Mundt 2011-06-14 29 /* Clear PVCR bit 5-2 */
61a6976bf19a6cf Paul Mundt 2011-06-14 30 data = __raw_readw(PORT_PVCR);
61a6976bf19a6cf Paul Mundt 2011-06-14 31 __raw_writew((data & 0xffc3), PORT_PVCR);
61a6976bf19a6cf Paul Mundt 2011-06-14 32 }
61a6976bf19a6cf Paul Mundt 2011-06-14 33 }
61a6976bf19a6cf Paul Mundt 2011-06-14 34 }
61a6976bf19a6cf Paul Mundt 2011-06-14 35

:::::: The code at line 16 was first introduced by commit
:::::: 61a6976bf19a6cf5dfcf37c3536665b316f22d49 serial: sh-sci: Abstract register maps.

:::::: TO: Paul Mundt <lethal@xxxxxxxxxxxx>
:::::: CC: Paul Mundt <lethal@xxxxxxxxxxxx>

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx

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