From 40a812044a11a8fd32202cd22bb76329dd188094 Mon Sep 17 00:00:00 2001 From: Henrik Rydberg Date: Thu, 8 Nov 2012 09:03:47 -0800 Subject: Input: MT - document new 'flags' argument of input_mt_init_slots() Fixes new kernel-doc warning in input-mt.c: Warning(drivers/input/input-mt.c:38): No description found for parameter 'flags' Reported-by: Randy Dunlap Signed-off-by: Henrik Rydberg Signed-off-by: Dmitry Torokhov --- drivers/input/input-mt.c | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'drivers/input') diff --git a/drivers/input/input-mt.c b/drivers/input/input-mt.c index c0ec7d42c3be..1abbc170d8b7 100644 --- a/drivers/input/input-mt.c +++ b/drivers/input/input-mt.c @@ -26,10 +26,14 @@ static void copy_abs(struct input_dev *dev, unsigned int dst, unsigned int src) * input_mt_init_slots() - initialize MT input slots * @dev: input device supporting MT events and finger tracking * @num_slots: number of slots used by the device + * @flags: mt tasks to handle in core * * This function allocates all necessary memory for MT slot handling * in the input device, prepares the ABS_MT_SLOT and * ABS_MT_TRACKING_ID events for use and sets up appropriate buffers. + * Depending on the flags set, it also performs pointer emulation and + * frame synchronization. + * * May be called repeatedly. Returns -EINVAL if attempting to * reinitialize with a different number of slots. */ -- cgit v1.2.3 From c91cb7a75eaf65358aac5ea2b512ac60a9437ff4 Mon Sep 17 00:00:00 2001 From: Dmitry Torokhov Date: Fri, 16 Nov 2012 09:14:12 -0800 Subject: Input: mousedev - move /dev/input/mice to the correct minor When doing conversion to dynamic input numbers I inadvertently moved /dev/input/mice from c,13,63 to c,13,31. We need to fix this so that setups with statically populated /dev continue working. Tested-by: Krzysztof Mazur Tested-by: Pavel Machek Signed-off-by: Dmitry Torokhov --- drivers/input/mousedev.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'drivers/input') diff --git a/drivers/input/mousedev.c b/drivers/input/mousedev.c index 8f02e3d0e712..4c842c320c2e 100644 --- a/drivers/input/mousedev.c +++ b/drivers/input/mousedev.c @@ -12,8 +12,8 @@ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt #define MOUSEDEV_MINOR_BASE 32 -#define MOUSEDEV_MINORS 32 -#define MOUSEDEV_MIX 31 +#define MOUSEDEV_MINORS 31 +#define MOUSEDEV_MIX 63 #include #include -- cgit v1.2.3 From c4f4925439f13a243aecfb36c693613603c0bfbd Mon Sep 17 00:00:00 2001 From: Igor Grinberg Date: Tue, 20 Nov 2012 23:00:10 -0800 Subject: Input: ads7846 - enable pendown GPIO debounce time setting Some platforms need the pendown GPIO debounce time setting programmed. Since the pendown GPIO is handled by the driver, the debounce time should also be handled along with the pendown GPIO request. Signed-off-by: Igor Grinberg Signed-off-by: Dmitry Torokhov --- drivers/input/touchscreen/ads7846.c | 6 +++++- include/linux/spi/ads7846.h | 5 +++-- 2 files changed, 8 insertions(+), 3 deletions(-) (limited to 'drivers/input') diff --git a/drivers/input/touchscreen/ads7846.c b/drivers/input/touchscreen/ads7846.c index f02028ec3db6..78e5d9ab0ba7 100644 --- a/drivers/input/touchscreen/ads7846.c +++ b/drivers/input/touchscreen/ads7846.c @@ -955,7 +955,8 @@ static int ads7846_resume(struct device *dev) static SIMPLE_DEV_PM_OPS(ads7846_pm, ads7846_suspend, ads7846_resume); -static int __devinit ads7846_setup_pendown(struct spi_device *spi, struct ads7846 *ts) +static int __devinit ads7846_setup_pendown(struct spi_device *spi, + struct ads7846 *ts) { struct ads7846_platform_data *pdata = spi->dev.platform_data; int err; @@ -981,6 +982,9 @@ static int __devinit ads7846_setup_pendown(struct spi_device *spi, struct ads784 ts->gpio_pendown = pdata->gpio_pendown; + if (pdata->gpio_pendown_debounce) + gpio_set_debounce(pdata->gpio_pendown, + pdata->gpio_pendown_debounce); } else { dev_err(&spi->dev, "no get_pendown_state nor gpio_pendown?\n"); return -EINVAL; diff --git a/include/linux/spi/ads7846.h b/include/linux/spi/ads7846.h index c64de9dd7631..2f694f3846a9 100644 --- a/include/linux/spi/ads7846.h +++ b/include/linux/spi/ads7846.h @@ -46,8 +46,9 @@ struct ads7846_platform_data { u16 debounce_rep; /* additional consecutive good readings * required after the first two */ int gpio_pendown; /* the GPIO used to decide the pendown - * state if get_pendown_state == NULL - */ + * state if get_pendown_state == NULL */ + int gpio_pendown_debounce; /* platform specific debounce time for + * the gpio_pendown */ int (*get_pendown_state)(void); int (*filter_init) (const struct ads7846_platform_data *pdata, void **filter_data); -- cgit v1.2.3