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-rw-r--r--drivers/input/joystick/xpad.c2
-rw-r--r--drivers/input/keyboard/snvs_pwrkey.c29
-rw-r--r--drivers/input/touchscreen.c42
-rw-r--r--drivers/input/touchscreen/resistive-adc-touch.c29
4 files changed, 68 insertions, 34 deletions
diff --git a/drivers/input/joystick/xpad.c b/drivers/input/joystick/xpad.c
index 29de8412e416..4c914f75a902 100644
--- a/drivers/input/joystick/xpad.c
+++ b/drivers/input/joystick/xpad.c
@@ -334,6 +334,7 @@ static const struct xpad_device {
{ 0x24c6, 0x5b03, "Thrustmaster Ferrari 458 Racing Wheel", 0, XTYPE_XBOX360 },
{ 0x24c6, 0x5d04, "Razer Sabertooth", 0, XTYPE_XBOX360 },
{ 0x24c6, 0xfafe, "Rock Candy Gamepad for Xbox 360", 0, XTYPE_XBOX360 },
+ { 0x3285, 0x0607, "Nacon GC-100", 0, XTYPE_XBOX360 },
{ 0x3767, 0x0101, "Fanatec Speedster 3 Forceshock Wheel", 0, XTYPE_XBOX },
{ 0xffff, 0xffff, "Chinese-made Xbox Controller", 0, XTYPE_XBOX },
{ 0x0000, 0x0000, "Generic X-Box pad", 0, XTYPE_UNKNOWN }
@@ -451,6 +452,7 @@ static const struct usb_device_id xpad_table[] = {
XPAD_XBOXONE_VENDOR(0x24c6), /* PowerA Controllers */
XPAD_XBOXONE_VENDOR(0x2e24), /* Hyperkin Duke X-Box One pad */
XPAD_XBOX360_VENDOR(0x2f24), /* GameSir Controllers */
+ XPAD_XBOX360_VENDOR(0x3285), /* Nacon GC-100 */
{ }
};
diff --git a/drivers/input/keyboard/snvs_pwrkey.c b/drivers/input/keyboard/snvs_pwrkey.c
index 2f5e3ab5ed63..65286762b02a 100644
--- a/drivers/input/keyboard/snvs_pwrkey.c
+++ b/drivers/input/keyboard/snvs_pwrkey.c
@@ -3,6 +3,7 @@
// Driver for the IMX SNVS ON/OFF Power Key
// Copyright (C) 2015 Freescale Semiconductor, Inc. All Rights Reserved.
+#include <linux/clk.h>
#include <linux/device.h>
#include <linux/err.h>
#include <linux/init.h>
@@ -99,6 +100,11 @@ static irqreturn_t imx_snvs_pwrkey_interrupt(int irq, void *dev_id)
return IRQ_HANDLED;
}
+static void imx_snvs_pwrkey_disable_clk(void *data)
+{
+ clk_disable_unprepare(data);
+}
+
static void imx_snvs_pwrkey_act(void *pdata)
{
struct pwrkey_drv_data *pd = pdata;
@@ -111,6 +117,7 @@ static int imx_snvs_pwrkey_probe(struct platform_device *pdev)
struct pwrkey_drv_data *pdata;
struct input_dev *input;
struct device_node *np;
+ struct clk *clk;
int error;
u32 vid;
@@ -134,6 +141,28 @@ static int imx_snvs_pwrkey_probe(struct platform_device *pdev)
dev_warn(&pdev->dev, "KEY_POWER without setting in dts\n");
}
+ clk = devm_clk_get_optional(&pdev->dev, NULL);
+ if (IS_ERR(clk)) {
+ dev_err(&pdev->dev, "Failed to get snvs clock (%pe)\n", clk);
+ return PTR_ERR(clk);
+ }
+
+ error = clk_prepare_enable(clk);
+ if (error) {
+ dev_err(&pdev->dev, "Failed to enable snvs clock (%pe)\n",
+ ERR_PTR(error));
+ return error;
+ }
+
+ error = devm_add_action_or_reset(&pdev->dev,
+ imx_snvs_pwrkey_disable_clk, clk);
+ if (error) {
+ dev_err(&pdev->dev,
+ "Failed to register clock cleanup handler (%pe)\n",
+ ERR_PTR(error));
+ return error;
+ }
+
pdata->wakeup = of_property_read_bool(np, "wakeup-source");
pdata->irq = platform_get_irq(pdev, 0);
diff --git a/drivers/input/touchscreen.c b/drivers/input/touchscreen.c
index dd18cb917c4d..4620e20d0190 100644
--- a/drivers/input/touchscreen.c
+++ b/drivers/input/touchscreen.c
@@ -80,27 +80,27 @@ void touchscreen_parse_properties(struct input_dev *input, bool multitouch,
data_present = touchscreen_get_prop_u32(dev, "touchscreen-min-x",
input_abs_get_min(input, axis_x),
- &minimum) |
- touchscreen_get_prop_u32(dev, "touchscreen-size-x",
- input_abs_get_max(input,
- axis_x) + 1,
- &maximum) |
- touchscreen_get_prop_u32(dev, "touchscreen-fuzz-x",
- input_abs_get_fuzz(input, axis_x),
- &fuzz);
+ &minimum);
+ data_present |= touchscreen_get_prop_u32(dev, "touchscreen-size-x",
+ input_abs_get_max(input,
+ axis_x) + 1,
+ &maximum);
+ data_present |= touchscreen_get_prop_u32(dev, "touchscreen-fuzz-x",
+ input_abs_get_fuzz(input, axis_x),
+ &fuzz);
if (data_present)
touchscreen_set_params(input, axis_x, minimum, maximum - 1, fuzz);
data_present = touchscreen_get_prop_u32(dev, "touchscreen-min-y",
input_abs_get_min(input, axis_y),
- &minimum) |
- touchscreen_get_prop_u32(dev, "touchscreen-size-y",
- input_abs_get_max(input,
- axis_y) + 1,
- &maximum) |
- touchscreen_get_prop_u32(dev, "touchscreen-fuzz-y",
- input_abs_get_fuzz(input, axis_y),
- &fuzz);
+ &minimum);
+ data_present |= touchscreen_get_prop_u32(dev, "touchscreen-size-y",
+ input_abs_get_max(input,
+ axis_y) + 1,
+ &maximum);
+ data_present |= touchscreen_get_prop_u32(dev, "touchscreen-fuzz-y",
+ input_abs_get_fuzz(input, axis_y),
+ &fuzz);
if (data_present)
touchscreen_set_params(input, axis_y, minimum, maximum - 1, fuzz);
@@ -108,11 +108,11 @@ void touchscreen_parse_properties(struct input_dev *input, bool multitouch,
data_present = touchscreen_get_prop_u32(dev,
"touchscreen-max-pressure",
input_abs_get_max(input, axis),
- &maximum) |
- touchscreen_get_prop_u32(dev,
- "touchscreen-fuzz-pressure",
- input_abs_get_fuzz(input, axis),
- &fuzz);
+ &maximum);
+ data_present |= touchscreen_get_prop_u32(dev,
+ "touchscreen-fuzz-pressure",
+ input_abs_get_fuzz(input, axis),
+ &fuzz);
if (data_present)
touchscreen_set_params(input, axis, 0, maximum, fuzz);
diff --git a/drivers/input/touchscreen/resistive-adc-touch.c b/drivers/input/touchscreen/resistive-adc-touch.c
index 744544a723b7..6f754a8d30b1 100644
--- a/drivers/input/touchscreen/resistive-adc-touch.c
+++ b/drivers/input/touchscreen/resistive-adc-touch.c
@@ -71,19 +71,22 @@ static int grts_cb(const void *data, void *private)
unsigned int z2 = touch_info[st->ch_map[GRTS_CH_Z2]];
unsigned int Rt;
- Rt = z2;
- Rt -= z1;
- Rt *= st->x_plate_ohms;
- Rt = DIV_ROUND_CLOSEST(Rt, 16);
- Rt *= x;
- Rt /= z1;
- Rt = DIV_ROUND_CLOSEST(Rt, 256);
- /*
- * On increased pressure the resistance (Rt) is decreasing
- * so, convert values to make it looks as real pressure.
- */
- if (Rt < GRTS_DEFAULT_PRESSURE_MAX)
- press = GRTS_DEFAULT_PRESSURE_MAX - Rt;
+ if (likely(x && z1)) {
+ Rt = z2;
+ Rt -= z1;
+ Rt *= st->x_plate_ohms;
+ Rt = DIV_ROUND_CLOSEST(Rt, 16);
+ Rt *= x;
+ Rt /= z1;
+ Rt = DIV_ROUND_CLOSEST(Rt, 256);
+ /*
+ * On increased pressure the resistance (Rt) is
+ * decreasing so, convert values to make it looks as
+ * real pressure.
+ */
+ if (Rt < GRTS_DEFAULT_PRESSURE_MAX)
+ press = GRTS_DEFAULT_PRESSURE_MAX - Rt;
+ }
}
if ((!x && !y) || (st->pressure && (press < st->pressure_min))) {
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-09 02:48:29 +0000