On Fri, Feb 06, 2015 at 12:05:48PM +0100, Michael Grzeschik wrote:
> With the datardy irq we get the information if the
> pen got pulled from the screen. This patch changes
> the irq by checking this condition every time instead
> of triggering the worker.
>
> Signed-off-by: Michael Grzeschik <m.grzeschik@xxxxxxxxxxxxxx>
> ---
> v1 -> v2: - removed adc_on variable
> - added locking for irq switch
> - event reporting in ts_read and irq switchover in datardy_irq
> drivers/input/touchscreen/da9052_tsi.c | 119 +++++++++++++++++----------------
> 1 file changed, 62 insertions(+), 57 deletions(-)
>
> diff --git a/drivers/input/touchscreen/da9052_tsi.c b/drivers/input/touchscreen/da9052_tsi.c
> index 5a013bb..c28cfee 100644
> --- a/drivers/input/touchscreen/da9052_tsi.c
> +++ b/drivers/input/touchscreen/da9052_tsi.c
> @@ -22,19 +22,24 @@
>
> #define TSI_PEN_DOWN_STATUS 0x40
>
> +#define TSI_PEN_UP 1
> +
> struct da9052_tsi {
> struct da9052 *da9052;
> struct input_dev *dev;
> - struct delayed_work ts_pen_work;
> struct mutex mutex;
> + spinlock_t *lock;
I am gonna go out on a limb and say that you did not test it.
Thanks.
--
Dmitry
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