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-rw-r--r--drivers/input/input-leds.c16
-rw-r--r--drivers/input/joystick/turbografx.c2
-rw-r--r--drivers/input/keyboard/gpio_keys_polled.c2
-rw-r--r--drivers/input/misc/Kconfig18
-rw-r--r--drivers/input/misc/Makefile1
-rw-r--r--drivers/input/misc/axp20x-pek.c1
-rw-r--r--drivers/input/misc/max77693-haptic.c92
-rw-r--r--drivers/input/misc/max77843-haptic.c358
-rw-r--r--drivers/input/misc/twl4030-vibra.c3
-rw-r--r--drivers/input/mouse/alps.c8
-rw-r--r--drivers/input/mouse/bcm5974.c165
-rw-r--r--drivers/input/mouse/elantech.c35
-rw-r--r--drivers/input/mouse/elantech.h1
-rw-r--r--drivers/input/mouse/synaptics.c4
-rw-r--r--drivers/input/touchscreen/goodix.c36
-rw-r--r--drivers/input/touchscreen/usbtouchscreen.c3
16 files changed, 290 insertions, 455 deletions
diff --git a/drivers/input/input-leds.c b/drivers/input/input-leds.c
index 074a65ed17bb..766bf2660116 100644
--- a/drivers/input/input-leds.c
+++ b/drivers/input/input-leds.c
@@ -71,6 +71,18 @@ static void input_leds_event(struct input_handle *handle, unsigned int type,
{
}
+static int input_leds_get_count(struct input_dev *dev)
+{
+ unsigned int led_code;
+ int count = 0;
+
+ for_each_set_bit(led_code, dev->ledbit, LED_CNT)
+ if (input_led_info[led_code].name)
+ count++;
+
+ return count;
+}
+
static int input_leds_connect(struct input_handler *handler,
struct input_dev *dev,
const struct input_device_id *id)
@@ -81,7 +93,7 @@ static int input_leds_connect(struct input_handler *handler,
int led_no;
int error;
- num_leds = bitmap_weight(dev->ledbit, LED_CNT);
+ num_leds = input_leds_get_count(dev);
if (!num_leds)
return -ENXIO;
@@ -112,7 +124,7 @@ static int input_leds_connect(struct input_handler *handler,
led->handle = &leds->handle;
led->code = led_code;
- if (WARN_ON(!input_led_info[led_code].name))
+ if (!input_led_info[led_code].name)
continue;
led->cdev.name = kasprintf(GFP_KERNEL, "%s::%s",
diff --git a/drivers/input/joystick/turbografx.c b/drivers/input/joystick/turbografx.c
index 27b6a3ce18ca..891797ad76bc 100644
--- a/drivers/input/joystick/turbografx.c
+++ b/drivers/input/joystick/turbografx.c
@@ -196,7 +196,7 @@ static struct tgfx __init *tgfx_probe(int parport, int *n_buttons, int n_devs)
if (n_buttons[i] < 1)
continue;
- if (n_buttons[i] > 6) {
+ if (n_buttons[i] > ARRAY_SIZE(tgfx_buttons)) {
printk(KERN_ERR "turbografx.c: Invalid number of buttons %d\n", n_buttons[i]);
err = -EINVAL;
goto err_unreg_devs;
diff --git a/drivers/input/keyboard/gpio_keys_polled.c b/drivers/input/keyboard/gpio_keys_polled.c
index 097d7216d98e..c6dc644aa580 100644
--- a/drivers/input/keyboard/gpio_keys_polled.c
+++ b/drivers/input/keyboard/gpio_keys_polled.c
@@ -246,7 +246,7 @@ static int gpio_keys_polled_probe(struct platform_device *pdev)
* convert it to descriptor.
*/
if (!button->gpiod && gpio_is_valid(button->gpio)) {
- unsigned flags = 0;
+ unsigned flags = GPIOF_IN;
if (button->active_low)
flags |= GPIOF_ACTIVE_LOW;
diff --git a/drivers/input/misc/Kconfig b/drivers/input/misc/Kconfig
index d4f0a817e858..c41dec819cdf 100644
--- a/drivers/input/misc/Kconfig
+++ b/drivers/input/misc/Kconfig
@@ -167,28 +167,16 @@ config INPUT_M68K_BEEP
depends on M68K
config INPUT_MAX77693_HAPTIC
- tristate "MAXIM MAX77693 haptic controller support"
- depends on MFD_MAX77693 && PWM
+ tristate "MAXIM MAX77693/MAX77843 haptic controller support"
+ depends on (MFD_MAX77693 || MFD_MAX77843) && PWM
select INPUT_FF_MEMLESS
help
This option enables support for the haptic controller on
- MAXIM MAX77693 chip.
+ MAXIM MAX77693 and MAX77843 chips.
To compile this driver as module, choose M here: the
module will be called max77693-haptic.
-config INPUT_MAX77843_HAPTIC
- tristate "MAXIM MAX77843 haptic controller support"
- depends on MFD_MAX77843 && REGULATOR
- select INPUT_FF_MEMLESS
- help
- This option enables support for the haptic controller on
- MAXIM MAX77843 chip. The driver supports ff-memless interface
- from input framework.
-
- To compile this driver as module, choose M here: the
- module will be called max77843-haptic.
-
config INPUT_MAX8925_ONKEY
tristate "MAX8925 ONKEY support"
depends on MFD_MAX8925
diff --git a/drivers/input/misc/Makefile b/drivers/input/misc/Makefile
index 53df07dcc23c..0357a088c6a9 100644
--- a/drivers/input/misc/Makefile
+++ b/drivers/input/misc/Makefile
@@ -41,7 +41,6 @@ obj-$(CONFIG_INPUT_KEYSPAN_REMOTE) += keyspan_remote.o
obj-$(CONFIG_INPUT_KXTJ9) += kxtj9.o
obj-$(CONFIG_INPUT_M68K_BEEP) += m68kspkr.o
obj-$(CONFIG_INPUT_MAX77693_HAPTIC) += max77693-haptic.o
-obj-$(CONFIG_INPUT_MAX77843_HAPTIC) += max77843-haptic.o
obj-$(CONFIG_INPUT_MAX8925_ONKEY) += max8925_onkey.o
obj-$(CONFIG_INPUT_MAX8997_HAPTIC) += max8997_haptic.o
obj-$(CONFIG_INPUT_MC13783_PWRBUTTON) += mc13783-pwrbutton.o
diff --git a/drivers/input/misc/axp20x-pek.c b/drivers/input/misc/axp20x-pek.c
index 10e140af5aac..1ac898db303a 100644
--- a/drivers/input/misc/axp20x-pek.c
+++ b/drivers/input/misc/axp20x-pek.c
@@ -292,3 +292,4 @@ module_platform_driver(axp20x_pek_driver);
MODULE_DESCRIPTION("axp20x Power Button");
MODULE_AUTHOR("Carlo Caione <carlo@caione.org>");
MODULE_LICENSE("GPL");
+MODULE_ALIAS("platform:axp20x-pek");
diff --git a/drivers/input/misc/max77693-haptic.c b/drivers/input/misc/max77693-haptic.c
index 39e930c10ebb..6d96bff32a0e 100644
--- a/drivers/input/misc/max77693-haptic.c
+++ b/drivers/input/misc/max77693-haptic.c
@@ -1,8 +1,9 @@
/*
- * MAXIM MAX77693 Haptic device driver
+ * MAXIM MAX77693/MAX77843 Haptic device driver
*
- * Copyright (C) 2014 Samsung Electronics
+ * Copyright (C) 2014,2015 Samsung Electronics
* Jaewon Kim <jaewon02.kim@samsung.com>
+ * Krzysztof Kozlowski <k.kozlowski@samsung.com>
*
* This program is not provided / owned by Maxim Integrated Products.
*
@@ -24,7 +25,9 @@
#include <linux/workqueue.h>
#include <linux/regulator/consumer.h>
#include <linux/mfd/max77693.h>
+#include <linux/mfd/max77693-common.h>
#include <linux/mfd/max77693-private.h>
+#include <linux/mfd/max77843-private.h>
#define MAX_MAGNITUDE_SHIFT 16
@@ -46,6 +49,8 @@ enum max77693_haptic_pwm_divisor {
};
struct max77693_haptic {
+ enum max77693_types dev_type;
+
struct regmap *regmap_pmic;
struct regmap *regmap_haptic;
struct device *dev;
@@ -59,7 +64,6 @@ struct max77693_haptic {
unsigned int pwm_duty;
enum max77693_haptic_motor_type type;
enum max77693_haptic_pulse_mode mode;
- enum max77693_haptic_pwm_divisor pwm_divisor;
struct work_struct work;
};
@@ -78,19 +82,52 @@ static int max77693_haptic_set_duty_cycle(struct max77693_haptic *haptic)
return 0;
}
+static int max77843_haptic_bias(struct max77693_haptic *haptic, bool on)
+{
+ int error;
+
+ if (haptic->dev_type != TYPE_MAX77843)
+ return 0;
+
+ error = regmap_update_bits(haptic->regmap_haptic,
+ MAX77843_SYS_REG_MAINCTRL1,
+ MAX77843_MAINCTRL1_BIASEN_MASK,
+ on << MAINCTRL1_BIASEN_SHIFT);
+ if (error) {
+ dev_err(haptic->dev, "failed to %s bias: %d\n",
+ on ? "enable" : "disable", error);
+ return error;
+ }
+
+ return 0;
+}
+
static int max77693_haptic_configure(struct max77693_haptic *haptic,
bool enable)
{
- unsigned int value;
+ unsigned int value, config_reg;
int error;
- value = ((haptic->type << MAX77693_CONFIG2_MODE) |
- (enable << MAX77693_CONFIG2_MEN) |
- (haptic->mode << MAX77693_CONFIG2_HTYP) |
- (haptic->pwm_divisor));
+ switch (haptic->dev_type) {
+ case TYPE_MAX77693:
+ value = ((haptic->type << MAX77693_CONFIG2_MODE) |
+ (enable << MAX77693_CONFIG2_MEN) |
+ (haptic->mode << MAX77693_CONFIG2_HTYP) |
+ MAX77693_HAPTIC_PWM_DIVISOR_128);
+ config_reg = MAX77693_HAPTIC_REG_CONFIG2;
+ break;
+ case TYPE_MAX77843:
+ value = (haptic->type << MCONFIG_MODE_SHIFT) |
+ (enable << MCONFIG_MEN_SHIFT) |
+ MAX77693_HAPTIC_PWM_DIVISOR_128;
+ config_reg = MAX77843_HAP_REG_MCONFIG;
+ break;
+ default:
+ return -EINVAL;
+ }
error = regmap_write(haptic->regmap_haptic,
- MAX77693_HAPTIC_REG_CONFIG2, value);
+ config_reg, value);
if (error) {
dev_err(haptic->dev,
"failed to update haptic config: %d\n", error);
@@ -104,6 +141,9 @@ static int max77693_haptic_lowsys(struct max77693_haptic *haptic, bool enable)
{
int error;
+ if (haptic->dev_type != TYPE_MAX77693)
+ return 0;
+
error = regmap_update_bits(haptic->regmap_pmic,
MAX77693_PMIC_REG_LSCNFG,
MAX77693_PMIC_LOW_SYS_MASK,
@@ -219,6 +259,10 @@ static int max77693_haptic_open(struct input_dev *dev)
struct max77693_haptic *haptic = input_get_drvdata(dev);
int error;
+ error = max77843_haptic_bias(haptic, true);
+ if (error)
+ return error;
+
error = regulator_enable(haptic->motor_reg);
if (error) {
dev_err(haptic->dev,
@@ -241,6 +285,8 @@ static void max77693_haptic_close(struct input_dev *dev)
if (error)
dev_err(haptic->dev,
"failed to disable regulator: %d\n", error);
+
+ max77843_haptic_bias(haptic, false);
}
static int max77693_haptic_probe(struct platform_device *pdev)
@@ -254,13 +300,26 @@ static int max77693_haptic_probe(struct platform_device *pdev)
return -ENOMEM;
haptic->regmap_pmic = max77693->regmap;
- haptic->regmap_haptic = max77693->regmap_haptic;
haptic->dev = &pdev->dev;
haptic->type = MAX77693_HAPTIC_LRA;
haptic->mode = MAX77693_HAPTIC_EXTERNAL_MODE;
- haptic->pwm_divisor = MAX77693_HAPTIC_PWM_DIVISOR_128;
haptic->suspend_state = false;
+ /* Variant-specific init */
+ haptic->dev_type = platform_get_device_id(pdev)->driver_data;
+ switch (haptic->dev_type) {
+ case TYPE_MAX77693:
+ haptic->regmap_haptic = max77693->regmap_haptic;
+ break;
+ case TYPE_MAX77843:
+ haptic->regmap_haptic = max77693->regmap;
+ break;
+ default:
+ dev_err(&pdev->dev, "unsupported device type: %u\n",
+ haptic->dev_type);
+ return -EINVAL;
+ }
+
INIT_WORK(&haptic->work, max77693_haptic_play_work);
/* Get pwm and regulatot for haptic device */
@@ -338,16 +397,25 @@ static int __maybe_unused max77693_haptic_resume(struct device *dev)
static SIMPLE_DEV_PM_OPS(max77693_haptic_pm_ops,
max77693_haptic_suspend, max77693_haptic_resume);
+static const struct platform_device_id max77693_haptic_id[] = {
+ { "max77693-haptic", TYPE_MAX77693 },
+ { "max77843-haptic", TYPE_MAX77843 },
+ {},
+};
+MODULE_DEVICE_TABLE(platform, max77693_haptic_id);
+
static struct platform_driver max77693_haptic_driver = {
.driver = {
.name = "max77693-haptic",
.pm = &max77693_haptic_pm_ops,
},
.probe = max77693_haptic_probe,
+ .id_table = max77693_haptic_id,
};
module_platform_driver(max77693_haptic_driver);
MODULE_AUTHOR("Jaewon Kim <jaewon02.kim@samsung.com>");
-MODULE_DESCRIPTION("MAXIM MAX77693 Haptic driver");
+MODULE_AUTHOR("Krzysztof Kozlowski <k.kozlowski@samsung.com>");
+MODULE_DESCRIPTION("MAXIM 77693/77843 Haptic driver");
MODULE_ALIAS("platform:max77693-haptic");
MODULE_LICENSE("GPL");
diff --git a/drivers/input/misc/max77843-haptic.c b/drivers/input/misc/max77843-haptic.c
deleted file mode 100644
index dccbb465a055..000000000000
--- a/drivers/input/misc/max77843-haptic.c
+++ /dev/null
@@ -1,358 +0,0 @@
-/*
- * MAXIM MAX77693 Haptic device driver
- *
- * Copyright (C) 2015 Samsung Electronics
- * Author: Jaewon Kim <jaewon02.kim@samsung.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- */
-
-#include <linux/err.h>
-#include <linux/i2c.h>
-#include <linux/init.h>
-#include <linux/input.h>
-#include <linux/mfd/max77843-private.h>
-#include <linux/module.h>
-#include <linux/platform_device.h>
-#include <linux/pwm.h>
-#include <linux/regmap.h>
-#include <linux/regulator/consumer.h>
-#include <linux/slab.h>
-#include <linux/workqueue.h>
-
-#define MAX_MAGNITUDE_SHIFT 16
-
-enum max77843_haptic_motor_type {
- MAX77843_HAPTIC_ERM = 0,
- MAX77843_HAPTIC_LRA,
-};
-
-enum max77843_haptic_pwm_divisor {
- MAX77843_HAPTIC_PWM_DIVISOR_32 = 0,
- MAX77843_HAPTIC_PWM_DIVISOR_64,
- MAX77843_HAPTIC_PWM_DIVISOR_128,
- MAX77843_HAPTIC_PWM_DIVISOR_256,
-};
-
-struct max77843_haptic {
- struct regmap *regmap_haptic;
- struct device *dev;
- struct input_dev *input_dev;
- struct pwm_device *pwm_dev;
- struct regulator *motor_reg;
- struct work_struct work;
- struct mutex mutex;
-
- unsigned int magnitude;
- unsigned int pwm_duty;
-
- bool active;
- bool suspended;
-
- enum max77843_haptic_motor_type type;
- enum max77843_haptic_pwm_divisor pwm_divisor;
-};
-
-static int max77843_haptic_set_duty_cycle(struct max77843_haptic *haptic)
-{
- int delta = (haptic->pwm_dev->period + haptic->pwm_duty) / 2;
- int error;
-
- error = pwm_config(haptic->pwm_dev, delta, haptic->pwm_dev->period);
- if (error) {
- dev_err(haptic->dev, "failed to configure pwm: %d\n", error);
- return error;
- }
-
- return 0;
-}
-
-static int max77843_haptic_bias(struct max77843_haptic *haptic, bool on)
-{
- int error;
-
- error = regmap_update_bits(haptic->regmap_haptic,
- MAX77843_SYS_REG_MAINCTRL1,
- MAX77843_MAINCTRL1_BIASEN_MASK,
- on << MAINCTRL1_BIASEN_SHIFT);
- if (error) {
- dev_err(haptic->dev, "failed to %s bias: %d\n",
- on ? "enable" : "disable", error);
- return error;
- }
-
- return 0;
-}
-
-static int max77843_haptic_config(struct max77843_haptic *haptic, bool enable)
-{
- unsigned int value;
- int error;
-
- value = (haptic->type << MCONFIG_MODE_SHIFT) |
- (enable << MCONFIG_MEN_SHIFT) |
- (haptic->pwm_divisor << MCONFIG_PDIV_SHIFT);
-
- error = regmap_write(haptic->regmap_haptic,
- MAX77843_HAP_REG_MCONFIG, value);
- if (error) {
- dev_err(haptic->dev,
- "failed to update haptic config: %d\n", error);
- return error;
- }
-
- return 0;
-}
-
-static int max77843_haptic_enable(struct max77843_haptic *haptic)
-{
- int error;
-
- if (haptic->active)
- return 0;
-
- error = pwm_enable(haptic->pwm_dev);
- if (error) {
- dev_err(haptic->dev,
- "failed to enable pwm device: %d\n", error);
- return error;
- }
-
- error = max77843_haptic_config(haptic, true);
- if (error)
- goto err_config;
-
- haptic->active = true;
-
- return 0;
-
-err_config:
- pwm_disable(haptic->pwm_dev);
-
- return error;
-}
-
-static int max77843_haptic_disable(struct max77843_haptic *haptic)
-{
- int error;
-
- if (!haptic->active)
- return 0;
-
- error = max77843_haptic_config(haptic, false);
- if (error)
- return error;
-
- pwm_disable(haptic->pwm_dev);
-
- haptic->active = false;
-
- return 0;
-}
-
-static void max77843_haptic_play_work(struct work_struct *work)
-{
- struct max77843_haptic *haptic =
- container_of(work, struct max77843_haptic, work);
- int error;
-
- mutex_lock(&haptic->mutex);
-
- if (haptic->suspended)
- goto out_unlock;
-
- if (haptic->magnitude) {
- error = max77843_haptic_set_duty_cycle(haptic);
- if (error) {
- dev_err(haptic->dev,
- "failed to set duty cycle: %d\n", error);
- goto out_unlock;
- }
-
- error = max77843_haptic_enable(haptic);
- if (error)
- dev_err(haptic->dev,
- "cannot enable haptic: %d\n", error);
- } else {
- error = max77843_haptic_disable(haptic);
- if (error)
- dev_err(haptic->dev,
- "cannot disable haptic: %d\n", error);
- }
-
-out_unlock:
- mutex_unlock(&haptic->mutex);
-}
-
-static int max77843_haptic_play_effect(struct input_dev *dev, void *data,
- struct ff_effect *effect)
-{
- struct max77843_haptic *haptic = input_get_drvdata(dev);
- u64 period_mag_multi;
-
- haptic->magnitude = effect->u.rumble.strong_magnitude;
- if (!haptic->magnitude)
- haptic->magnitude = effect->u.rumble.weak_magnitude;
-
- period_mag_multi = (u64)haptic->pwm_dev->period * haptic->magnitude;
- haptic->pwm_duty = (unsigned int)(period_mag_multi >>
- MAX_MAGNITUDE_SHIFT);
-
- schedule_work(&haptic->work);
-
- return 0;
-}
-
-static int max77843_haptic_open(struct input_dev *dev)
-{
- struct max77843_haptic *haptic = input_get_drvdata(dev);
- int error;
-
- error = max77843_haptic_bias(haptic, true);
- if (error)
- return error;
-
- error = regulator_enable(haptic->motor_reg);
- if (error) {
- dev_err(haptic->dev,
- "failed to enable regulator: %d\n", error);
- return error;
- }
-
- return 0;
-}
-
-static void max77843_haptic_close(struct input_dev *dev)
-{
- struct max77843_haptic *haptic = input_get_drvdata(dev);
- int error;
-
- cancel_work_sync(&haptic->work);
- max77843_haptic_disable(haptic);
-
- error = regulator_disable(haptic->motor_reg);
- if (error)
- dev_err(haptic->dev,
- "failed to disable regulator: %d\n", error);
-
- max77843_haptic_bias(haptic, false);
-}
-
-static int max77843_haptic_probe(struct platform_device *pdev)
-{
- struct max77843 *max77843 = dev_get_drvdata(pdev->dev.parent);
- struct max77843_haptic *haptic;
- int error;
-
- haptic = devm_kzalloc(&pdev->dev, sizeof(*haptic), GFP_KERNEL);
- if (!haptic)
- return -ENOMEM;
-
- haptic->regmap_haptic = max77843->regmap;
- haptic->dev = &pdev->dev;
- haptic->type = MAX77843_HAPTIC_LRA;
- haptic->pwm_divisor = MAX77843_HAPTIC_PWM_DIVISOR_128;
-
- INIT_WORK(&haptic->work, max77843_haptic_play_work);
- mutex_init(&haptic->mutex);
-
- haptic->pwm_dev = devm_pwm_get(&pdev->dev, NULL);
- if (IS_ERR(haptic->pwm_dev)) {
- dev_err(&pdev->dev, "failed to get pwm device\n");
- return PTR_ERR(haptic->pwm_dev);
- }
-
- haptic->motor_reg = devm_regulator_get_exclusive(&pdev->dev, "haptic");
- if (IS_ERR(haptic->motor_reg)) {
- dev_err(&pdev->dev, "failed to get regulator\n");
- return PTR_ERR(haptic->motor_reg);
- }
-
- haptic->input_dev = devm_input_allocate_device(&pdev->dev);
- if (!haptic->input_dev) {
- dev_err(&pdev->dev, "failed to allocate input device\n");
- return -ENOMEM;
- }
-
- haptic->input_dev->name = "max77843-haptic";
- haptic->input_dev->id.version = 1;
- haptic->input_dev->dev.parent = &pdev->dev;
- haptic->input_dev->open = max77843_haptic_open;
- haptic->input_dev->close = max77843_haptic_close;
- input_set_drvdata(haptic->input_dev, haptic);
- input_set_capability(haptic->input_dev, EV_FF, FF_RUMBLE);
-
- error = input_ff_create_memless(haptic->input_dev, NULL,
- max77843_haptic_play_effect);
- if (error) {
- dev_err(&pdev->dev, "failed to create force-feedback\n");
- return error;
- }
-
- error = input_register_device(haptic->input_dev);
- if (error) {
- dev_err(&pdev->dev, "failed to register input device\n");
- return error;
- }
-
- platform_set_drvdata(pdev, haptic);
-
- return 0;
-}
-
-static int __maybe_unused max77843_haptic_suspend(struct device *dev)
-{
- struct platform_device *pdev = to_platform_device(dev);
- struct max77843_haptic *haptic = platform_get_drvdata(pdev);
- int error;
-
- error = mutex_lock_interruptible(&haptic->mutex);
- if (error)
- return error;
-
- max77843_haptic_disable(haptic);
-
- haptic->suspended = true;
-
- mutex_unlock(&haptic->mutex);
-
- return 0;
-}
-
-static int __maybe_unused max77843_haptic_resume(struct device *dev)
-{
- struct platform_device *pdev = to_platform_device(dev);
- struct max77843_haptic *haptic = platform_get_drvdata(pdev);
- unsigned int magnitude;
-
- mutex_lock(&haptic->mutex);
-
- haptic->suspended = false;
-
- magnitude = ACCESS_ONCE(haptic->magnitude);
- if (magnitude)
- max77843_haptic_enable(haptic);
-
- mutex_unlock(&haptic->mutex);
-
- return 0;
-}
-
-static SIMPLE_DEV_PM_OPS(max77843_haptic_pm_ops,
- max77843_haptic_suspend, max77843_haptic_resume);
-
-static struct platform_driver max77843_haptic_driver = {
- .driver = {
- .name = "max77843-haptic",
- .pm = &max77843_haptic_pm_ops,
- },
- .probe = max77843_haptic_probe,
-};
-module_platform_driver(max77843_haptic_driver);
-
-MODULE_AUTHOR("Jaewon Kim <jaewon02.kim@samsung.com>");
-MODULE_DESCRIPTION("MAXIM MAX77843 Haptic driver");
-MODULE_LICENSE("GPL");
diff --git a/drivers/input/misc/twl4030-vibra.c b/drivers/input/misc/twl4030-vibra.c
index fc17b9592f54..10c4e3d462f1 100644
--- a/drivers/input/misc/twl4030-vibra.c
+++ b/drivers/input/misc/twl4030-vibra.c
@@ -183,7 +183,8 @@ static bool twl4030_vibra_check_coexist(struct twl4030_vibra_data *pdata,
if (pdata && pdata->coexist)
return true;
- if (of_find_node_by_name(node, "codec")) {
+ node = of_find_node_by_name(node, "codec");
+ if (node) {
of_node_put(node);
return true;
}
diff --git a/drivers/input/mouse/alps.c b/drivers/input/mouse/alps.c
index 113d6f1516a5..4d246861d692 100644
--- a/drivers/input/mouse/alps.c
+++ b/drivers/input/mouse/alps.c
@@ -20,6 +20,7 @@
#include <linux/input/mt.h>
#include <linux/serio.h>
#include <linux/libps2.h>
+#include <linux/dmi.h>
#include "psmouse.h"
#include "alps.h"
@@ -99,6 +100,7 @@ static const struct alps_nibble_commands alps_v6_nibble_commands[] = {
#define ALPS_FOUR_BUTTONS 0x40 /* 4 direction button present */
#define ALPS_PS2_INTERLEAVED 0x80 /* 3-byte PS/2 packet interleaved with
6-byte ALPS packet */
+#define ALPS_DELL 0x100 /* device is a Dell laptop */
#define ALPS_BUTTONPAD 0x200 /* device is a clickpad */
static const struct alps_model_info alps_model_data[] = {
@@ -251,9 +253,9 @@ static void alps_process_packet_v1_v2(struct psmouse *psmouse)
return;
}
- /* Non interleaved V2 dualpoint has separate stick button bits */
+ /* Dell non interleaved V2 dualpoint has separate stick button bits */
if (priv->proto_version == ALPS_PROTO_V2 &&
- priv->flags == (ALPS_PASS | ALPS_DUALPOINT)) {
+ priv->flags == (ALPS_DELL | ALPS_PASS | ALPS_DUALPOINT)) {
left |= packet[0] & 1;
right |= packet[0] & 2;
middle |= packet[0] & 4;
@@ -2550,6 +2552,8 @@ static int alps_set_protocol(struct psmouse *psmouse,
priv->byte0 = protocol->byte0;
priv->mask0 = protocol->mask0;
priv->flags = protocol->flags;
+ if (dmi_name_in_vendors("Dell"))
+ priv->flags |= ALPS_DELL;
priv->x_max = 2000;
priv->y_max = 1400;
diff --git a/drivers/input/mouse/bcm5974.c b/drivers/input/mouse/bcm5974.c
index b10709f04615..30e3442518f8 100644
--- a/drivers/input/mouse/bcm5974.c
+++ b/drivers/input/mouse/bcm5974.c
@@ -2,6 +2,7 @@
* Apple USB BCM5974 (Macbook Air and Penryn Macbook Pro) multitouch driver
*
* Copyright (C) 2008 Henrik Rydberg (rydberg@euromail.se)
+ * Copyright (C) 2015 John Horan (knasher@gmail.com)
*
* The USB initialization and package decoding was made by
* Scott Shawcroft as part of the touchd user-space driver project:
@@ -91,6 +92,10 @@
#define USB_DEVICE_ID_APPLE_WELLSPRING8_ANSI 0x0290
#define USB_DEVICE_ID_APPLE_WELLSPRING8_ISO 0x0291
#define USB_DEVICE_ID_APPLE_WELLSPRING8_JIS 0x0292
+/* MacbookPro12,1 (2015) */
+#define USB_DEVICE_ID_APPLE_WELLSPRING9_ANSI 0x0272
+#define USB_DEVICE_ID_APPLE_WELLSPRING9_ISO 0x0273
+#define USB_DEVICE_ID_APPLE_WELLSPRING9_JIS 0x0274
#define BCM5974_DEVICE(prod) { \
.match_flags = (USB_DEVICE_ID_MATCH_DEVICE | \
@@ -152,6 +157,10 @@ static const struct usb_device_id bcm5974_table[] = {
BCM5974_DEVICE(USB_DEVICE_ID_APPLE_WELLSPRING8_ANSI),
BCM5974_DEVICE(USB_DEVICE_ID_APPLE_WELLSPRING8_ISO),
BCM5974_DEVICE(USB_DEVICE_ID_APPLE_WELLSPRING8_JIS),
+ /* MacbookPro12,1 */
+ BCM5974_DEVICE(USB_DEVICE_ID_APPLE_WELLSPRING9_ANSI),
+ BCM5974_DEVICE(USB_DEVICE_ID_APPLE_WELLSPRING9_ISO),
+ BCM5974_DEVICE(USB_DEVICE_ID_APPLE_WELLSPRING9_JIS),
/* Terminating entry */
{}
};
@@ -180,21 +189,47 @@ struct bt_data {
enum tp_type {
TYPE1, /* plain trackpad */
TYPE2, /* button integrated in trackpad */
- TYPE3 /* additional header fields since June 2013 */
+ TYPE3, /* additional header fields since June 2013 */
+ TYPE4 /* additional header field for pressure data */
};
/* trackpad finger data offsets, le16-aligned */
-#define FINGER_TYPE1 (13 * sizeof(__le16))
-#define FINGER_TYPE2 (15 * sizeof(__le16))
-#define FINGER_TYPE3 (19 * sizeof(__le16))
+#define HEADER_TYPE1 (13 * sizeof(__le16))
+#define HEADER_TYPE2 (15 * sizeof(__le16))
+#define HEADER_TYPE3 (19 * sizeof(__le16))
+#define HEADER_TYPE4 (23 * sizeof(__le16))
/* trackpad button data offsets */
+#define BUTTON_TYPE1 0
#define BUTTON_TYPE2 15
#define BUTTON_TYPE3 23
+#define BUTTON_TYPE4 31
/* list of device capability bits */
#define HAS_INTEGRATED_BUTTON 1
+/* trackpad finger data block size */
+#define FSIZE_TYPE1 (14 * sizeof(__le16))
+#define FSIZE_TYPE2 (14 * sizeof(__le16))
+#define FSIZE_TYPE3 (14 * sizeof(__le16))
+#define FSIZE_TYPE4 (15 * sizeof(__le16))
+
+/* offset from header to finger struct */
+#define DELTA_TYPE1 (0 * sizeof(__le16))
+#define DELTA_TYPE2 (0 * sizeof(__le16))
+#define DELTA_TYPE3 (0 * sizeof(__le16))
+#define DELTA_TYPE4 (1 * sizeof(__le16))
+
+/* usb control message mode switch data */
+#define USBMSG_TYPE1 8, 0x300, 0, 0, 0x1, 0x8
+#define USBMSG_TYPE2 8, 0x300, 0, 0, 0x1, 0x8
+#define USBMSG_TYPE3 8, 0x300, 0, 0, 0x1, 0x8
+#define USBMSG_TYPE4 2, 0x302, 2, 1, 0x1, 0x0
+
+/* Wellspring initialization constants */
+#define BCM5974_WELLSPRING_MODE_READ_REQUEST_ID 1
+#define BCM5974_WELLSPRING_MODE_WRITE_REQUEST_ID 9
+
/* trackpad finger structure, le16-aligned */
struct tp_finger {
__le16 origin; /* zero when switching track finger */
@@ -207,14 +242,13 @@ struct tp_finger {
__le16 orientation; /* 16384 when point, else 15 bit angle */
__le16 touch_major; /* touch area, major axis */
__le16 touch_minor; /* touch area, minor axis */
- __le16 unused[3]; /* zeros */
+ __le16 unused[2]; /* zeros */
+ __le16 pressure; /* pressure on forcetouch touchpad */
__le16 multi; /* one finger: varies, more fingers: constant */
} __attribute__((packed,aligned(2)));
/* trackpad finger data size, empirically at least ten fingers */
#define MAX_FINGERS 16
-#define SIZEOF_FINGER sizeof(struct tp_finger)
-#define SIZEOF_ALL_FINGERS (MAX_FINGERS * SIZEOF_FINGER)
#define MAX_FINGER_ORIENTATION 16384
/* device-specific parameters */
@@ -232,8 +266,17 @@ struct bcm5974_config {
int bt_datalen; /* data length of the button interface */
int tp_ep; /* the endpoint of the trackpad interface */
enum tp_type tp_type; /* type of trackpad interface */
- int tp_offset; /* offset to trackpad finger data */
+ int tp_header; /* bytes in header block */
int tp_datalen; /* data length of the trackpad interface */
+ int tp_button; /* offset to button data */
+ int tp_fsize; /* bytes in single finger block */
+ int tp_delta; /* offset from header to finger struct */
+ int um_size; /* usb control message length */
+ int um_req_val; /* usb control message value */
+ int um_req_idx; /* usb control message index */
+ int um_switch_idx; /* usb control message mode switch index */
+ int um_switch_on; /* usb control message mode switch on */
+ int um_switch_off; /* usb control message mode switch off */
struct bcm5974_param p; /* finger pressure limits */
struct bcm5974_param w; /* finger width limits */
struct bcm5974_param x; /* horizontal limits */
@@ -259,6 +302,24 @@ struct bcm5974 {
int slots[MAX_FINGERS]; /* slot assignments */
};
+/* trackpad finger block data, le16-aligned */
+static const struct tp_finger *get_tp_finger(const struct bcm5974 *dev, int i)
+{
+ const struct bcm5974_config *c = &dev->cfg;
+ u8 *f_base = dev->tp_data + c->tp_header + c->tp_delta;
+
+ return (const struct tp_finger *)(f_base + i * c->tp_fsize);
+}
+
+#define DATAFORMAT(type) \
+ type, \
+ HEADER_##type, \
+ HEADER_##type + (MAX_FINGERS) * (FSIZE_##type), \
+ BUTTON_##type, \
+ FSIZE_##type, \
+ DELTA_##type, \
+ USBMSG_##type
+
/* logical signal quality */
#define SN_PRESSURE 45 /* pressure signal-to-noise ratio */
#define SN_WIDTH 25 /* width signal-to-noise ratio */
@@ -273,7 +334,7 @@ static const struct bcm5974_config bcm5974_config_table[] = {
USB_DEVICE_ID_APPLE_WELLSPRING_JIS,
0,
0x84, sizeof(struct bt_data),
- 0x81, TYPE1, FINGER_TYPE1, FINGER_TYPE1 + SIZEOF_ALL_FINGERS,
+ 0x81, DATAFORMAT(TYPE1),
{ SN_PRESSURE, 0, 256 },
{ SN_WIDTH, 0, 2048 },
{ SN_COORD, -4824, 5342 },
@@ -286,7 +347,7 @@ static const struct bcm5974_config bcm5974_config_table[] = {
USB_DEVICE_ID_APPLE_WELLSPRING2_JIS,
0,
0x84, sizeof(struct bt_data),
- 0x81, TYPE1, FINGER_TYPE1, FINGER_TYPE1 + SIZEOF_ALL_FINGERS,
+ 0x81, DATAFORMAT(TYPE1),
{ SN_PRESSURE, 0, 256 },
{ SN_WIDTH, 0, 2048 },
{ SN_COORD, -4824, 4824 },
@@ -299,7 +360,7 @@ static const struct bcm5974_config bcm5974_config_table[] = {
USB_DEVICE_ID_APPLE_WELLSPRING3_JIS,
HAS_INTEGRATED_BUTTON,
0x84, sizeof(struct bt_data),
- 0x81, TYPE2, FINGER_TYPE2, FINGER_TYPE2 + SIZEOF_ALL_FINGERS,
+ 0x81, DATAFORMAT(TYPE2),
{ SN_PRESSURE, 0, 300 },
{ SN_WIDTH, 0, 2048 },
{ SN_COORD, -4460, 5166 },
@@ -312,7 +373,7 @@ static const struct bcm5974_config bcm5974_config_table[] = {
USB_DEVICE_ID_APPLE_WELLSPRING4_JIS,
HAS_INTEGRATED_BUTTON,
0x84, sizeof(struct bt_data),
- 0x81, TYPE2, FINGER_TYPE2, FINGER_TYPE2 + SIZEOF_ALL_FINGERS,
+ 0x81, DATAFORMAT(TYPE2),
{ SN_PRESSURE, 0, 300 },
{ SN_WIDTH, 0, 2048 },
{ SN_COORD, -4620, 5140 },
@@ -325,7 +386,7 @@ static const struct bcm5974_config bcm5974_config_table[] = {
USB_DEVICE_ID_APPLE_WELLSPRING4A_JIS,
HAS_INTEGRATED_BUTTON,
0x84, sizeof(struct bt_data),
- 0x81, TYPE2, FINGER_TYPE2, FINGER_TYPE2 + SIZEOF_ALL_FINGERS,
+ 0x81, DATAFORMAT(TYPE2),
{ SN_PRESSURE, 0, 300 },
{ SN_WIDTH, 0, 2048 },
{ SN_COORD, -4616, 5112 },
@@ -338,7 +399,7 @@ static const struct bcm5974_config bcm5974_config_table[] = {
USB_DEVICE_ID_APPLE_WELLSPRING5_JIS,
HAS_INTEGRATED_BUTTON,
0x84, sizeof(struct bt_data),
- 0x81, TYPE2, FINGER_TYPE2, FINGER_TYPE2 + SIZEOF_ALL_FINGERS,
+ 0x81, DATAFORMAT(TYPE2),
{ SN_PRESSURE, 0, 300 },
{ SN_WIDTH, 0, 2048 },
{ SN_COORD, -4415, 5050 },
@@ -351,7 +412,7 @@ static const struct bcm5974_config bcm5974_config_table[] = {
USB_DEVICE_ID_APPLE_WELLSPRING6_JIS,
HAS_INTEGRATED_BUTTON,
0x84, sizeof(struct bt_data),
- 0x81, TYPE2, FINGER_TYPE2, FINGER_TYPE2 + SIZEOF_ALL_FINGERS,
+ 0x81, DATAFORMAT(TYPE2),
{ SN_PRESSURE, 0, 300 },
{ SN_WIDTH, 0, 2048 },
{ SN_COORD, -4620, 5140 },
@@ -364,7 +425,7 @@ static const struct bcm5974_config bcm5974_config_table[] = {
USB_DEVICE_ID_APPLE_WELLSPRING5A_JIS,
HAS_INTEGRATED_BUTTON,
0x84, sizeof(struct bt_data),
- 0x81, TYPE2, FINGER_TYPE2, FINGER_TYPE2 + SIZEOF_ALL_FINGERS,
+ 0x81, DATAFORMAT(TYPE2),
{ SN_PRESSURE, 0, 300 },
{ SN_WIDTH, 0, 2048 },
{ SN_COORD, -4750, 5280 },
@@ -377,7 +438,7 @@ static const struct bcm5974_config bcm5974_config_table[] = {
USB_DEVICE_ID_APPLE_WELLSPRING6A_JIS,
HAS_INTEGRATED_BUTTON,
0x84, sizeof(struct bt_data),
- 0x81, TYPE2, FINGER_TYPE2, FINGER_TYPE2 + SIZEOF_ALL_FINGERS,
+ 0x81, DATAFORMAT(TYPE2),
{ SN_PRESSURE, 0, 300 },
{ SN_WIDTH, 0, 2048 },
{ SN_COORD, -4620, 5140 },
@@ -390,7 +451,7 @@ static const struct bcm5974_config bcm5974_config_table[] = {
USB_DEVICE_ID_APPLE_WELLSPRING7_JIS,
HAS_INTEGRATED_BUTTON,
0x84, sizeof(struct bt_data),
- 0x81, TYPE2, FINGER_TYPE2, FINGER_TYPE2 + SIZEOF_ALL_FINGERS,
+ 0x81, DATAFORMAT(TYPE2),
{ SN_PRESSURE, 0, 300 },
{ SN_WIDTH, 0, 2048 },
{ SN_COORD, -4750, 5280 },
@@ -403,7 +464,7 @@ static const struct bcm5974_config bcm5974_config_table[] = {
USB_DEVICE_ID_APPLE_WELLSPRING7A_JIS,
HAS_INTEGRATED_BUTTON,
0x84, sizeof(struct bt_data),
- 0x81, TYPE2, FINGER_TYPE2, FINGER_TYPE2 + SIZEOF_ALL_FINGERS,
+ 0x81, DATAFORMAT(TYPE2),
{ SN_PRESSURE, 0, 300 },
{ SN_WIDTH, 0, 2048 },
{ SN_COORD, -4750, 5280 },
@@ -416,13 +477,26 @@ static const struct bcm5974_config bcm5974_config_table[] = {
USB_DEVICE_ID_APPLE_WELLSPRING8_JIS,
HAS_INTEGRATED_BUTTON,
0, sizeof(struct bt_data),
- 0x83, TYPE3, FINGER_TYPE3, FINGER_TYPE3 + SIZEOF_ALL_FINGERS,
+ 0x83, DATAFORMAT(TYPE3),
{ SN_PRESSURE, 0, 300 },
{ SN_WIDTH, 0, 2048 },
{ SN_COORD, -4620, 5140 },
{ SN_COORD, -150, 6600 },
{ SN_ORIENT, -MAX_FINGER_ORIENTATION, MAX_FINGER_ORIENTATION }
},
+ {
+ USB_DEVICE_ID_APPLE_WELLSPRING9_ANSI,
+ USB_DEVICE_ID_APPLE_WELLSPRING9_ISO,
+ USB_DEVICE_ID_APPLE_WELLSPRING9_JIS,
+ HAS_INTEGRATED_BUTTON,
+ 0, sizeof(struct bt_data),
+ 0x83, DATAFORMAT(TYPE4),
+ { SN_PRESSURE, 0, 300 },
+ { SN_WIDTH, 0, 2048 },
+ { SN_COORD, -4828, 5345 },
+ { SN_COORD, -203, 6803 },
+ { SN_ORIENT, -MAX_FINGER_ORIENTATION, MAX_FINGER_ORIENTATION }
+ },
{}
};
@@ -549,19 +623,18 @@ static int report_tp_state(struct bcm5974 *dev, int size)
struct input_dev *input = dev->input;
int raw_n, i, n = 0;
- if (size < c->tp_offset || (size - c->tp_offset) % SIZEOF_FINGER != 0)
+ if (size < c->tp_header || (size - c->tp_header) % c->tp_fsize != 0)
return -EIO;
- /* finger data, le16-aligned */
- f = (const struct tp_finger *)(dev->tp_data + c->tp_offset);
- raw_n = (size - c->tp_offset) / SIZEOF_FINGER;
+ raw_n = (size - c->tp_header) / c->tp_fsize;
for (i = 0; i < raw_n; i++) {
- if (raw2int(f[i].touch_major) == 0)
+ f = get_tp_finger(dev, i);
+ if (raw2int(f->touch_major) == 0)
continue;
- dev->pos[n].x = raw2int(f[i].abs_x);
- dev->pos[n].y = c->y.min + c->y.max - raw2int(f[i].abs_y);
- dev->index[n++] = &f[i];
+ dev->pos[n].x = raw2int(f->abs_x);
+ dev->pos[n].y = c->y.min + c->y.max - raw2int(f->abs_y);
+ dev->index[n++] = f;
}
input_mt_assign_slots(input, dev->slots, dev->pos, n, 0);
@@ -572,32 +645,22 @@ static int report_tp_state(struct bcm5974 *dev, int size)
input_mt_sync_frame(input);
- report_synaptics_data(input, c, f, raw_n);
+ report_synaptics_data(input, c, get_tp_finger(dev, 0), raw_n);
- /* type 2 reports button events via ibt only */
- if (c->tp_type == TYPE2) {
- int ibt = raw2int(dev->tp_data[BUTTON_TYPE2]);
+ /* later types report button events via integrated button only */
+ if (c->caps & HAS_INTEGRATED_BUTTON) {
+ int ibt = raw2int(dev->tp_data[c->tp_button]);
input_report_key(input, BTN_LEFT, ibt);
}
- if (c->tp_type == TYPE3)
- input_report_key(input, BTN_LEFT, dev->tp_data[BUTTON_TYPE3]);
-
input_sync(input);
return 0;
}
-/* Wellspring initialization constants */
-#define BCM5974_WELLSPRING_MODE_READ_REQUEST_ID 1
-#define BCM5974_WELLSPRING_MODE_WRITE_REQUEST_ID 9
-#define BCM5974_WELLSPRING_MODE_REQUEST_VALUE 0x300
-#define BCM5974_WELLSPRING_MODE_REQUEST_INDEX 0
-#define BCM5974_WELLSPRING_MODE_VENDOR_VALUE 0x01
-#define BCM5974_WELLSPRING_MODE_NORMAL_VALUE 0x08
-
static int bcm5974_wellspring_mode(struct bcm5974 *dev, bool on)
{
+ const struct bcm5974_config *c = &dev->cfg;
int retval = 0, size;
char *data;
@@ -605,7 +668,7 @@ static int bcm5974_wellspring_mode(struct bcm5974 *dev, bool on)
if (dev->cfg.tp_type == TYPE3)
return 0;
- data = kmalloc(8, GFP_KERNEL);
+ data = kmalloc(c->um_size, GFP_KERNEL);
if (!data) {
dev_err(&dev->intf->dev, "out of memory\n");
retval = -ENOMEM;
@@ -616,28 +679,24 @@ static int bcm5974_wellspring_mode(struct bcm5974 *dev, bool on)
size = usb_control_msg(dev->udev, usb_rcvctrlpipe(dev->udev, 0),
BCM5974_WELLSPRING_MODE_READ_REQUEST_ID,
USB_DIR_IN | USB_TYPE_CLASS | USB_RECIP_INTERFACE,
- BCM5974_WELLSPRING_MODE_REQUEST_VALUE,
- BCM5974_WELLSPRING_MODE_REQUEST_INDEX, data, 8, 5000);
+ c->um_req_val, c->um_req_idx, data, c->um_size, 5000);
- if (size != 8) {
+ if (size != c->um_size) {
dev_err(&dev->intf->dev, "could not read from device\n");
retval = -EIO;
goto out;
}
/* apply the mode switch */
- data[0] = on ?
- BCM5974_WELLSPRING_MODE_VENDOR_VALUE :
- BCM5974_WELLSPRING_MODE_NORMAL_VALUE;
+ data[c->um_switch_idx] = on ? c->um_switch_on : c->um_switch_off;
/* write configuration */
size = usb_control_msg(dev->udev, usb_sndctrlpipe(dev->udev, 0),
BCM5974_WELLSPRING_MODE_WRITE_REQUEST_ID,
USB_DIR_OUT | USB_TYPE_CLASS | USB_RECIP_INTERFACE,
- BCM5974_WELLSPRING_MODE_REQUEST_VALUE,
- BCM5974_WELLSPRING_MODE_REQUEST_INDEX, data, 8, 5000);
+ c->um_req_val, c->um_req_idx, data, c->um_size, 5000);
- if (size != 8) {
+ if (size != c->um_size) {
dev_err(&dev->intf->dev, "could not write to device\n");
retval = -EIO;
goto out;
diff --git a/drivers/input/mouse/elantech.c b/drivers/input/mouse/elantech.c
index ce3d40004458..2955f1d0ca6c 100644
--- a/drivers/input/mouse/elantech.c
+++ b/drivers/input/mouse/elantech.c
@@ -783,19 +783,26 @@ static int elantech_packet_check_v4(struct psmouse *psmouse)
struct elantech_data *etd = psmouse->private;
unsigned char *packet = psmouse->packet;
unsigned char packet_type = packet[3] & 0x03;
+ unsigned int ic_version;
bool sanity_check;
if (etd->tp_dev && (packet[3] & 0x0f) == 0x06)
return PACKET_TRACKPOINT;
+ /* This represents the version of IC body. */
+ ic_version = (etd->fw_version & 0x0f0000) >> 16;
+
/*
* Sanity check based on the constant bits of a packet.
* The constant bits change depending on the value of
- * the hardware flag 'crc_enabled' but are the same for
- * every packet, regardless of the type.
+ * the hardware flag 'crc_enabled' and the version of
+ * the IC body, but are the same for every packet,
+ * regardless of the type.
*/
if (etd->crc_enabled)
sanity_check = ((packet[3] & 0x08) == 0x00);
+ else if (ic_version == 7 && etd->samples[1] == 0x2A)
+ sanity_check = ((packet[3] & 0x1c) == 0x10);
else
sanity_check = ((packet[0] & 0x0c) == 0x04 &&
(packet[3] & 0x1c) == 0x10);
@@ -1116,6 +1123,7 @@ static int elantech_get_resolution_v4(struct psmouse *psmouse,
* Avatar AVIU-145A2 0x361f00 ? clickpad
* Fujitsu LIFEBOOK E544 0x470f00 d0, 12, 09 2 hw buttons
* Fujitsu LIFEBOOK E554 0x570f01 40, 14, 0c 2 hw buttons
+ * Fujitsu T725 0x470f01 05, 12, 09 2 hw buttons
* Fujitsu H730 0x570f00 c0, 14, 0c 3 hw buttons (**)
* Gigabyte U2442 0x450f01 58, 17, 0c 2 hw buttons
* Lenovo L430 0x350f02 b9, 15, 0c 2 hw buttons (*)
@@ -1167,7 +1175,7 @@ static int elantech_set_input_params(struct psmouse *psmouse)
struct input_dev *dev = psmouse->dev;
struct elantech_data *etd = psmouse->private;
unsigned int x_min = 0, y_min = 0, x_max = 0, y_max = 0, width = 0;
- unsigned int x_res = 0, y_res = 0;
+ unsigned int x_res = 31, y_res = 31;
if (elantech_set_range(psmouse, &x_min, &y_min, &x_max, &y_max, &width))
return -1;
@@ -1232,8 +1240,6 @@ static int elantech_set_input_params(struct psmouse *psmouse)
/* For X to recognize me as touchpad. */
input_set_abs_params(dev, ABS_X, x_min, x_max, 0, 0);
input_set_abs_params(dev, ABS_Y, y_min, y_max, 0, 0);
- input_abs_set_res(dev, ABS_X, x_res);
- input_abs_set_res(dev, ABS_Y, y_res);
/*
* range of pressure and width is the same as v2,
* report ABS_PRESSURE, ABS_TOOL_WIDTH for compatibility.
@@ -1246,8 +1252,6 @@ static int elantech_set_input_params(struct psmouse *psmouse)
input_mt_init_slots(dev, ETP_MAX_FINGERS, 0);
input_set_abs_params(dev, ABS_MT_POSITION_X, x_min, x_max, 0, 0);
input_set_abs_params(dev, ABS_MT_POSITION_Y, y_min, y_max, 0, 0);
- input_abs_set_res(dev, ABS_MT_POSITION_X, x_res);
- input_abs_set_res(dev, ABS_MT_POSITION_Y, y_res);
input_set_abs_params(dev, ABS_MT_PRESSURE, ETP_PMIN_V2,
ETP_PMAX_V2, 0, 0);
/*
@@ -1259,6 +1263,13 @@ static int elantech_set_input_params(struct psmouse *psmouse)
break;
}
+ input_abs_set_res(dev, ABS_X, x_res);
+ input_abs_set_res(dev, ABS_Y, y_res);
+ if (etd->hw_version > 1) {
+ input_abs_set_res(dev, ABS_MT_POSITION_X, x_res);
+ input_abs_set_res(dev, ABS_MT_POSITION_Y, y_res);
+ }
+
etd->y_max = y_max;
etd->width = width;
@@ -1648,6 +1659,16 @@ int elantech_init(struct psmouse *psmouse)
etd->capabilities[0], etd->capabilities[1],
etd->capabilities[2]);
+ if (etd->hw_version != 1) {
+ if (etd->send_cmd(psmouse, ETP_SAMPLE_QUERY, etd->samples)) {
+ psmouse_err(psmouse, "failed to query sample data\n");
+ goto init_fail;
+ }
+ psmouse_info(psmouse,
+ "Elan sample query result %02x, %02x, %02x\n",
+ etd->samples[0], etd->samples[1], etd->samples[2]);
+ }
+
if (elantech_set_absolute_mode(psmouse)) {
psmouse_err(psmouse,
"failed to put touchpad into absolute mode.\n");
diff --git a/drivers/input/mouse/elantech.h b/drivers/input/mouse/elantech.h
index f965d1569cc3..e1cbf409d9c8 100644
--- a/drivers/input/mouse/elantech.h
+++ b/drivers/input/mouse/elantech.h
@@ -129,6 +129,7 @@ struct elantech_data {
unsigned char reg_26;
unsigned char debug;
unsigned char capabilities[3];
+ unsigned char samples[3];
bool paritycheck;
bool jumpy_cursor;
bool reports_pressure;
diff --git a/drivers/input/mouse/synaptics.c b/drivers/input/mouse/synaptics.c
index 3a32caf06bf1..6025eb430c0a 100644
--- a/drivers/input/mouse/synaptics.c
+++ b/drivers/input/mouse/synaptics.c
@@ -1484,12 +1484,12 @@ static int __synaptics_init(struct psmouse *psmouse, bool absolute_mode)
priv->pkt_type = SYN_MODEL_NEWABS(priv->model_id) ? SYN_NEWABS : SYN_OLDABS;
psmouse_info(psmouse,
- "Touchpad model: %ld, fw: %ld.%ld, id: %#lx, caps: %#lx/%#lx/%#lx, board id: %lu, fw id: %lu\n",
+ "Touchpad model: %ld, fw: %ld.%ld, id: %#lx, caps: %#lx/%#lx/%#lx/%#lx, board id: %lu, fw id: %lu\n",
SYN_ID_MODEL(priv->identity),
SYN_ID_MAJOR(priv->identity), SYN_ID_MINOR(priv->identity),
priv->model_id,
priv->capabilities, priv->ext_cap, priv->ext_cap_0c,
- priv->board_id, priv->firmware_id);
+ priv->ext_cap_10, priv->board_id, priv->firmware_id);
set_input_params(psmouse, priv);
diff --git a/drivers/input/touchscreen/goodix.c b/drivers/input/touchscreen/goodix.c
index b4d12e29abff..e36162b28c2a 100644
--- a/drivers/input/touchscreen/goodix.c
+++ b/drivers/input/touchscreen/goodix.c
@@ -15,6 +15,7 @@
*/
#include <linux/kernel.h>
+#include <linux/dmi.h>
#include <linux/i2c.h>
#include <linux/input.h>
#include <linux/input/mt.h>
@@ -34,6 +35,7 @@ struct goodix_ts_data {
int abs_y_max;
unsigned int max_touch_num;
unsigned int int_trigger_type;
+ bool rotated_screen;
};
#define GOODIX_MAX_HEIGHT 4096
@@ -60,6 +62,30 @@ static const unsigned long goodix_irq_flags[] = {
IRQ_TYPE_LEVEL_HIGH,
};
+/*
+ * Those tablets have their coordinates origin at the bottom right
+ * of the tablet, as if rotated 180 degrees
+ */
+static const struct dmi_system_id rotated_screen[] = {
+#if defined(CONFIG_DMI) && defined(CONFIG_X86)
+ {
+ .ident = "WinBook TW100",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "WinBook"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "TW100")
+ }
+ },
+ {
+ .ident = "WinBook TW700",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "WinBook"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "TW700")
+ },
+ },
+#endif
+ {}
+};
+
/**
* goodix_i2c_read - read data from a register of the i2c slave device.
*
@@ -129,6 +155,11 @@ static void goodix_ts_report_touch(struct goodix_ts_data *ts, u8 *coor_data)
int input_y = get_unaligned_le16(&coor_data[3]);
int input_w = get_unaligned_le16(&coor_data[5]);
+ if (ts->rotated_screen) {
+ input_x = ts->abs_x_max - input_x;
+ input_y = ts->abs_y_max - input_y;
+ }
+
input_mt_slot(ts->input_dev, id);
input_mt_report_slot_state(ts->input_dev, MT_TOOL_FINGER, true);
input_report_abs(ts->input_dev, ABS_MT_POSITION_X, input_x);
@@ -223,6 +254,11 @@ static void goodix_read_config(struct goodix_ts_data *ts)
ts->abs_y_max = GOODIX_MAX_HEIGHT;
ts->max_touch_num = GOODIX_MAX_CONTACTS;
}
+
+ ts->rotated_screen = dmi_check_system(rotated_screen);
+ if (ts->rotated_screen)
+ dev_dbg(&ts->client->dev,
+ "Applying '180 degrees rotated screen' quirk\n");
}
/**
diff --git a/drivers/input/touchscreen/usbtouchscreen.c b/drivers/input/touchscreen/usbtouchscreen.c
index f2c6c352c55a..2c41107240de 100644
--- a/drivers/input/touchscreen/usbtouchscreen.c
+++ b/drivers/input/touchscreen/usbtouchscreen.c
@@ -627,6 +627,9 @@ static int dmc_tsc10_init(struct usbtouch_usb *usbtouch)
goto err_out;
}
+ /* TSC-25 data sheet specifies a delay after the RESET command */
+ msleep(150);
+
/* set coordinate output rate */
buf[0] = buf[1] = 0xFF;
ret = usb_control_msg(dev, usb_rcvctrlpipe (dev, 0),
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