linux-toradex.git/drivers/input/touchscreen/pixcir_i2c_ts.c, branch v4.4.112 Linux kernel for Apalis and Colibri modules Input: pixcir_i2c_ts - remove wakeirq related code from pixcir driver 2015-10-14T06:33:02+00:00 Vignesh R vigneshr@ti.com 2015-10-14T06:31:39+00:00 881d824569aa2df75175aa882ada0c1e48212de3 With commit 3fffd1283927 ("i2c: allow specifying separate wakeup interrupt in device tree") wakeirq is managed by i2c-core, so remove wakeirq related code from pixcir_i2c_ts driver. Signed-off-by: Vignesh R <vigneshr@ti.com> Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com> 
With commit 3fffd1283927 ("i2c: allow specifying separate wakeup
interrupt in device tree") wakeirq is managed by i2c-core, so remove
wakeirq related code from pixcir_i2c_ts driver.

Signed-off-by: Vignesh R <vigneshr@ti.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
 Merge tag 'v4.2-rc3' into next 2015-07-20T17:08:17+00:00 Dmitry Torokhov dmitry.torokhov@gmail.com 2015-07-20T17:08:17+00:00 c57d5621d2f2dc238f4b9c4d00b2a54187a75445 Sync up with Linux 4.2-rc3 to bring in infrastructure (OF) pieces. 
Sync up with Linux 4.2-rc3 to bring in infrastructure (OF) pieces.
Input: drop owner assignment from i2c_driver 2015-07-17T23:57:00+00:00 Krzysztof Kozlowski k.kozlowski@samsung.com 2015-07-17T23:44:05+00:00 800e3b9a68011c4124f380d50e2117523c41a843 i2c_driver does not need to set an owner because i2c_register_driver() will set it. Signed-off-by: Krzysztof Kozlowski <k.kozlowski@samsung.com> Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com> 
i2c_driver does not need to set an owner because i2c_register_driver()
will set it.

Signed-off-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
 Input: pixcir_i2c_ts - use standard OF touchscreen parsing code 2015-07-12T00:28:36+00:00 Dmitry Torokhov dmitry.torokhov@gmail.com 2015-07-06T21:29:29+00:00 d48259a0d2c6820d26ea2077c8d330cf1b33877d Let's switch to using standard touchscreen device properties parsing module instead of doing it by hand in the driver. Acked-by: Roger Quadros <rogerq@ti.com> Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com> 
Let's switch to using standard touchscreen device properties parsing module
instead of doing it by hand in the driver.

Acked-by: Roger Quadros <rogerq@ti.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Input: pixcir_i2c_ts - simplify input device initialization 2015-07-12T00:28:32+00:00 Dmitry Torokhov dmitry.torokhov@gmail.com 2015-07-06T20:43:31+00:00 69b8c2a50c59a3b1c70666059a85c646f897eb96 input_mt_init_slots() will perform necessary settings for performing multi-touch to single-touch emulation, we do not need to do that ourselves. Acked-by: Roger Quadros <rogerq@ti.com> Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com> 
input_mt_init_slots() will perform necessary settings for performing
multi-touch to single-touch emulation, we do not need to do that ourselves.

Acked-by: Roger Quadros <rogerq@ti.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Input: pixcir_i2c_ts - add RESET gpio 2015-07-12T00:28:27+00:00 Roger Quadros rogerq@ti.com 2015-07-06T20:27:43+00:00 40929167e6e8450a06501d292c5e5c81455d1c47 The controller has a RESET pin which is usually controlled over a GPIO line. If such a GPIO is provided, perform a RESET during probe. Signed-off-by: Roger Quadros <rogerq@ti.com> Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com> 
The controller has a RESET pin which is usually controlled over
a GPIO line. If such a GPIO is provided, perform a RESET
during probe.

Signed-off-by: Roger Quadros <rogerq@ti.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Input: pixcir_i2c_ts - allow using with GPIO expanders 2015-07-12T00:28:20+00:00 Dmitry Torokhov dmitry.torokhov@gmail.com 2015-07-06T20:27:00+00:00 127520caebd9ae1b77c7026bf538a81b8fcd19a8 We are using threaded interrupt handler and thus are allowed to sleep. Let's switch over to gpiod_get_value_cansleep() so that we do not get ugly warnings in case GPIO controller might sleep when accessing GPIO. Acked-by: Roger Quadros <rogerq@ti.com> Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com> 
We are using threaded interrupt handler and thus are allowed to sleep.
Let's switch over to gpiod_get_value_cansleep() so that we do not get
ugly warnings in case GPIO controller might sleep when accessing GPIO.

Acked-by: Roger Quadros <rogerq@ti.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Input: pixcir_i2c_ts - switch the device over to gpiod 2015-07-12T00:28:08+00:00 Dmitry Torokhov dmitry.torokhov@gmail.com 2015-07-06T18:56:21+00:00 cb4a5f068096c0cea954f363e70020aabb3555f4 This allows uniform parsing on legacy, DT and ACPI systems. Acked-by: Roger Quadros <rogerq@ti.com> Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com> 
This allows uniform parsing on legacy, DT and ACPI systems.

Acked-by: Roger Quadros <rogerq@ti.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Input: pixcir_i2c_ts - move platform data 2015-07-12T00:27:36+00:00 Dmitry Torokhov dmitry.torokhov@gmail.com 2015-07-06T18:48:47+00:00 28a74c050060c17b1edaee2d60470a33be476941 Let's move driver's platform data definitions from include/linux/input/ into include/linux/platform_data/ so that it stays with the rest of platform data definitions. Acked-by: Roger Quadros <rogerq@ti.com> Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com> 
Let's move driver's platform data definitions from include/linux/input/
into include/linux/platform_data/ so that it stays with the rest of
platform data definitions.

Acked-by: Roger Quadros <rogerq@ti.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Input: pixcir_i2c_ts - fix receive error 2015-06-17T00:11:27+00:00 Frodo Lai frodo.lai@gmail.com 2015-06-16T22:03:53+00:00 469d7d22cea146e40efe8c330e5164b4d8f13934 The i2c_master_recv() uses readsize to receive data from i2c but compares to size of rdbuf which is always 27. This would cause problem when the max_fingers is not 5. Change the comparison value to readsize instead. Fixes: 36874c7e219 ("Input: pixcir_i2c_ts - support up to 5 fingers and hardware tracking IDs:) Cc: stable@vger.kernel.org Signed-off-by: Frodo Lai <frodo_lai@bcmcom.com> Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com> 
The i2c_master_recv() uses readsize to receive data from i2c but compares
to size of rdbuf which is always 27. This would cause problem when the
max_fingers is not 5. Change the comparison value to readsize instead.

Fixes: 36874c7e219 ("Input: pixcir_i2c_ts - support up to 5 fingers and
hardware tracking IDs:)

Cc: stable@vger.kernel.org
Signed-off-by: Frodo Lai <frodo_lai@bcmcom.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>