7:01 a.m.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap.git
droid4-pending-v5.7
head: c79f709cdba38b9a054d444f4eabc0e1126f06cc
commit: c5fb8fb9beac4d489c2f54f6122b6ae11d1e5611 [4/27] Input: omap4-keypad - check state
again for lost key-up interrupts
config: alpha-randconfig-r033-20200522 (attached as .config)
compiler: alpha-linux-gcc (GCC) 9.3.0
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
git checkout c5fb8fb9beac4d489c2f54f6122b6ae11d1e5611
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=alpha
If you fix the issue, kindly add following tag as appropriate
Reported-by: kbuild test robot <lkp(a)intel.com>
All warnings (new ones prefixed by >>, old ones prefixed by <<):
drivers/input/keyboard/omap4-keypad.c: In function 'omap4_keypad_scan_keys':
drivers/input/keyboard/omap4-keypad.c:162:6: warning: variable 'keys_up' set but
not used [-Wunused-but-set-variable]
162 | int keys_up, keys_down;
| ^~~~~~~
drivers/input/keyboard/omap4-keypad.c: In function 'omap4_keypad_work':
> drivers/input/keyboard/omap4-keypad.c:215:7: warning: variable
'events' set but not used [-Wunused-but-set-variable]
215 | bool events;
| ^~~~~~
vim +/events +215 drivers/input/keyboard/omap4-keypad.c
206
207 /*
208 * Errata ID i689 "1.32 Keyboard Key Up Event Can Be Missed".
209 * Interrupt may not happen for key-up events.
210 */
211 static void omap4_keypad_work(struct work_struct *work)
212 {
213 struct omap4_keypad *keypad_data =
214 container_of(work, struct omap4_keypad, key_work.work);
215 bool events;
216 u32 active;
217
218 active = kbd_readl(keypad_data, OMAP4_KBD_STATEMACHINE);
219 if (active)
220 return;
221
222 dev_dbg(keypad_data->input->dev.parent, "idle with events\n");
223 events = omap4_keypad_scan_keys(keypad_data, true);
224 }
225
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0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org