kernel test robot
2021-Aug-18 11:03 UTC
[PATCH v8 2/3] tty: hvc: pass DMA capable memory to put_chars()
Hi Xianting,
Thank you for the patch! Perhaps something to improve:
[auto build test WARNING on tty/tty-testing]
[also build test WARNING on char-misc/char-misc-testing soc/for-next v5.14-rc6
next-20210818]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url:
https://github.com/0day-ci/linux/commits/Xianting-Tian/make-hvc-pass-dma-capable-memory-to-its-backend/20210818-162408
base: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty.git
tty-testing
config: sh-allmodconfig (attached as .config)
compiler: sh4-linux-gcc (GCC) 11.2.0
reproduce (this is a W=1 build):
wget
https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
chmod +x ~/bin/make.cross
#
https://github.com/0day-ci/linux/commit/e1b7662dafceb07a6905b64da2f1be27498c4a46
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review
Xianting-Tian/make-hvc-pass-dma-capable-memory-to-its-backend/20210818-162408
git checkout e1b7662dafceb07a6905b64da2f1be27498c4a46
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross ARCH=sh
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp at intel.com>
All warnings (new ones prefixed by >>):
drivers/tty/hvc/hvc_console.c: In function
'hvc_poll_put_char':>> drivers/tty/hvc/hvc_console.c:880:55: warning: passing argument 2 of
'hp->ops->put_chars' makes pointer from integer without a cast
[-Wint-conversion]
880 | n = hp->ops->put_chars(hp->vtermno,
hp->out_ch, 1);
| ~~^~~~~~~~
| |
| char
drivers/tty/hvc/hvc_console.c:880:55: note: expected 'const char *'
but argument is of type 'char'
Kconfig warnings: (for reference only)
WARNING: unmet direct dependencies detected for SND_ATMEL_SOC_PDC
Depends on SOUND && !UML && SND && SND_SOC &&
SND_ATMEL_SOC && HAS_DMA
Selected by
- SND_ATMEL_SOC_SSC && SOUND && !UML && SND
&& SND_SOC && SND_ATMEL_SOC
- SND_ATMEL_SOC_SSC_PDC && SOUND && !UML && SND
&& SND_SOC && SND_ATMEL_SOC && ATMEL_SSC
vim +880 drivers/tty/hvc/hvc_console.c
870
871 static void hvc_poll_put_char(struct tty_driver *driver, int line, char
ch)
872 {
873 struct tty_struct *tty = driver->ttys[0];
874 struct hvc_struct *hp = tty->driver_data;
875 int n;
876
877 hp->out_ch = ch;
878
879 do {
> 880 n = hp->ops->put_chars(hp->vtermno, hp->out_ch, 1);
881 } while (n <= 0);
882 }
883 #endif
884
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all at lists.01.org
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