[PATCH v6 3/3] input: samsung-keypad - Add samsung keypad driver

Kukjin Kim kgene.kim at samsung.com
Fri Jul 9 03:07:24 EDT 2010


Joonyoung Shim wrote:
> 
> On 7/7/2010 8:52 AM, Kukjin Kim wrote:
> > Joonyoung Shim wrote:
> >> Hi, Naveen.
> >>
> >> On 6/28/2010 8:33 PM, Joonyoung Shim wrote:
> >>> This patch adds support for keypad driver running on Samsung cpus. This
> >>> driver is tested on GONI and Aquila board using S5PC110 cpu.
> >>>
> >>> Signed-off-by: Joonyoung Shim <jy0922.shim at samsung.com>
> >>> Signed-off-by: Kyungmin Park <kyungmin.park at samsung.com>
> >>> ---
> >>>  drivers/input/keyboard/Kconfig          |    9 +
> >>>  drivers/input/keyboard/Makefile         |    1 +
> >>>  drivers/input/keyboard/samsung-keypad.c |  491
> >> +++++++++++++++++++++++++++++++
> >>>  3 files changed, 501 insertions(+), 0 deletions(-)
> >>>  create mode 100644 drivers/input/keyboard/samsung-keypad.c
> >>>
> >> Could you please test this v6 keypad driver on your various targets?
> >
> > Hi,
> >
> > I received the test result from Naveen.
> > And now he is debugging about that.
> >
> > ..his e-mail client has some problem..so I replied...
> >
> > ---
> > From: Naveen Ch
> >
> > I've tested with v6 patches and they are working fine on SMDK6410, SMDKC100
> and SMDKV210, except for some header inclusion (linux/sched.h) in samsung-
> keypad.c.
> >
> > The build breaking error is like following:
> > (make s5pc100_defconfig and select input->keypad->samsung keypad)
> >
> > drivers/input/keyboard/samsung-keypad.c: In function 'samsung_keypad_irq':
> > drivers/input/keyboard/samsung-keypad.c:170: error: 'TASK_UNINTERRUPTIBLE'
> undeclared (first use in this function)
> > drivers/input/keyboard/samsung-keypad.c:170: error: (Each undeclared identifier
> is reported only once
> > drivers/input/keyboard/samsung-keypad.c:170: error: for each function it appears
> in.)
> > drivers/input/keyboard/samsung-keypad.c:170: error: implicit declaration of
> function 'schedule_timeout'
> > drivers/input/keyboard/samsung-keypad.c: In function 'samsung_keypad_stop':
> > drivers/input/keyboard/samsung-keypad.c:202: error: 'TASK_NORMAL'
> undeclared (first use in this function)
> > make[3]: *** [drivers/input/keyboard/samsung-keypad.o] Error 1
> >
> 
> This error occurs on s5pc100_defconfig having disabled CONFIG_PREEMPT
> option. I think sched.h should be included to remove like this
> dependency in driver, are there other ways?

I'm not sure root cause is that. But as you said, I think need inclusion it for prevent the problem.
Actually didn't happen it before..so maybe the some core functions have moved between rc-3 and earlier versions...

Anyway, if no any issues, could you please re-submit updated it soon?

Thanks.

Best regards,
Kgene.
--
Kukjin Kim <kgene.kim at samsung.com>, Senior Engineer,
SW Solution Development Team, Samsung Electronics Co., Ltd.




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