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-rw-r--r--drivers/input/joystick/analog.c107
-rw-r--r--drivers/input/joystick/xpad.c8
-rw-r--r--drivers/input/keyboard/snvs_pwrkey.c29
-rw-r--r--drivers/input/mouse/elan_i2c.h3
-rw-r--r--drivers/input/mouse/elan_i2c_core.c1
-rw-r--r--drivers/input/touchscreen.c42
-rw-r--r--drivers/input/touchscreen/edt-ft5x06.c1
-rw-r--r--drivers/input/touchscreen/elants_i2c.c11
-rw-r--r--drivers/input/touchscreen/mms114.c15
-rw-r--r--drivers/input/touchscreen/resistive-adc-touch.c29
-rw-r--r--drivers/input/touchscreen/usbtouchscreen.c8
11 files changed, 111 insertions, 143 deletions
diff --git a/drivers/input/joystick/analog.c b/drivers/input/joystick/analog.c
index d9f866ffde6b02..3088c5b829f07a 100644
--- a/drivers/input/joystick/analog.c
+++ b/drivers/input/joystick/analog.c
@@ -29,10 +29,6 @@ MODULE_AUTHOR("Vojtech Pavlik <vojtech@ucw.cz>");
MODULE_DESCRIPTION(DRIVER_DESC);
MODULE_LICENSE("GPL");
-static bool use_ktime = true;
-module_param(use_ktime, bool, 0400);
-MODULE_PARM_DESC(use_ktime, "Use ktime for measuring I/O speed");
-
/*
* Option parsing.
*/
@@ -111,7 +107,6 @@ struct analog_port {
char cooked;
int bads;
int reads;
- int speed;
int loop;
int fuzz;
int axes[4];
@@ -121,66 +116,6 @@ struct analog_port {
};
/*
- * Time macros.
- */
-
-#ifdef __i386__
-
-#include <linux/i8253.h>
-
-#define GET_TIME(x) do { if (boot_cpu_has(X86_FEATURE_TSC)) x = (unsigned int)rdtsc(); else x = get_time_pit(); } while (0)
-#define DELTA(x,y) (boot_cpu_has(X86_FEATURE_TSC) ? ((y) - (x)) : ((x) - (y) + ((x) < (y) ? PIT_TICK_RATE / HZ : 0)))
-#define TIME_NAME (boot_cpu_has(X86_FEATURE_TSC)?"TSC":"PIT")
-static unsigned int get_time_pit(void)
-{
- unsigned long flags;
- unsigned int count;
-
- raw_spin_lock_irqsave(&i8253_lock, flags);
- outb_p(0x00, 0x43);
- count = inb_p(0x40);
- count |= inb_p(0x40) << 8;
- raw_spin_unlock_irqrestore(&i8253_lock, flags);
-
- return count;
-}
-#elif defined(__x86_64__)
-#define GET_TIME(x) do { x = (unsigned int)rdtsc(); } while (0)
-#define DELTA(x,y) ((y)-(x))
-#define TIME_NAME "TSC"
-#elif defined(__alpha__) || defined(CONFIG_ARM) || defined(CONFIG_ARM64) || defined(CONFIG_PPC) || defined(CONFIG_RISCV)
-#define GET_TIME(x) do { x = get_cycles(); } while (0)
-#define DELTA(x,y) ((y)-(x))
-#define TIME_NAME "get_cycles"
-#else
-#define FAKE_TIME
-static unsigned long analog_faketime = 0;
-#define GET_TIME(x) do { x = analog_faketime++; } while(0)
-#define DELTA(x,y) ((y)-(x))
-#define TIME_NAME "Unreliable"
-#warning Precise timer not defined for this architecture.
-#endif
-
-static inline u64 get_time(void)
-{
- if (use_ktime) {
- return ktime_get_ns();
- } else {
- unsigned int x;
- GET_TIME(x);
- return x;
- }
-}
-
-static inline unsigned int delta(u64 x, u64 y)
-{
- if (use_ktime)
- return y - x;
- else
- return DELTA((unsigned int)x, (unsigned int)y);
-}
-
-/*
* analog_decode() decodes analog joystick data and reports input events.
*/
@@ -235,18 +170,18 @@ static void analog_decode(struct analog *analog, int *axes, int *initial, int bu
static int analog_cooked_read(struct analog_port *port)
{
struct gameport *gameport = port->gameport;
- u64 time[4], start, loop, now;
+ ktime_t time[4], start, loop, now;
unsigned int loopout, timeout;
unsigned char data[4], this, last;
unsigned long flags;
int i, j;
loopout = (ANALOG_LOOP_TIME * port->loop) / 1000;
- timeout = ANALOG_MAX_TIME * port->speed;
+ timeout = ANALOG_MAX_TIME * NSEC_PER_MSEC;
local_irq_save(flags);
gameport_trigger(gameport);
- now = get_time();
+ now = ktime_get();
local_irq_restore(flags);
start = now;
@@ -259,16 +194,16 @@ static int analog_cooked_read(struct analog_port *port)
local_irq_disable();
this = gameport_read(gameport) & port->mask;
- now = get_time();
+ now = ktime_get();
local_irq_restore(flags);
- if ((last ^ this) && (delta(loop, now) < loopout)) {
+ if ((last ^ this) && (ktime_sub(now, loop) < loopout)) {
data[i] = last ^ this;
time[i] = now;
i++;
}
- } while (this && (i < 4) && (delta(start, now) < timeout));
+ } while (this && (i < 4) && (ktime_sub(now, start) < timeout));
this <<= 4;
@@ -276,7 +211,7 @@ static int analog_cooked_read(struct analog_port *port)
this |= data[i];
for (j = 0; j < 4; j++)
if (data[i] & (1 << j))
- port->axes[j] = (delta(start, time[i]) << ANALOG_FUZZ_BITS) / port->loop;
+ port->axes[j] = ((u32)ktime_sub(time[i], start) << ANALOG_FUZZ_BITS) / port->loop;
}
return -(this != port->mask);
@@ -376,38 +311,22 @@ static void analog_calibrate_timer(struct analog_port *port)
{
struct gameport *gameport = port->gameport;
unsigned int i, t, tx;
- u64 t1, t2, t3;
+ ktime_t t1, t2, t3;
unsigned long flags;
- if (use_ktime) {
- port->speed = 1000000;
- } else {
- local_irq_save(flags);
- t1 = get_time();
-#ifdef FAKE_TIME
- analog_faketime += 830;
-#endif
- mdelay(1);
- t2 = get_time();
- t3 = get_time();
- local_irq_restore(flags);
-
- port->speed = delta(t1, t2) - delta(t2, t3);
- }
-
tx = ~0;
for (i = 0; i < 50; i++) {
local_irq_save(flags);
- t1 = get_time();
+ t1 = ktime_get();
for (t = 0; t < 50; t++) {
gameport_read(gameport);
- t2 = get_time();
+ t2 = ktime_get();
}
- t3 = get_time();
+ t3 = ktime_get();
local_irq_restore(flags);
udelay(i);
- t = delta(t1, t2) - delta(t2, t3);
+ t = ktime_sub(t2, t1) - ktime_sub(t3, t2);
if (t < tx) tx = t;
}
@@ -613,7 +532,7 @@ static int analog_init_port(struct gameport *gameport, struct gameport_driver *d
t = gameport_read(gameport);
msleep(ANALOG_MAX_TIME);
port->mask = (gameport_read(gameport) ^ t) & t & 0xf;
- port->fuzz = (port->speed * ANALOG_FUZZ_MAGIC) / port->loop / 1000 + ANALOG_FUZZ_BITS;
+ port->fuzz = (NSEC_PER_MSEC * ANALOG_FUZZ_MAGIC) / port->loop / 1000 + ANALOG_FUZZ_BITS;
for (i = 0; i < ANALOG_INIT_RETRIES; i++) {
if (!analog_cooked_read(port))
diff --git a/drivers/input/joystick/xpad.c b/drivers/input/joystick/xpad.c
index d69d7657ab12d8..4c914f75a9027d 100644
--- a/drivers/input/joystick/xpad.c
+++ b/drivers/input/joystick/xpad.c
@@ -79,6 +79,7 @@
#define MAP_DPAD_TO_BUTTONS (1 << 0)
#define MAP_TRIGGERS_TO_BUTTONS (1 << 1)
#define MAP_STICKS_TO_NULL (1 << 2)
+#define MAP_SELECT_BUTTON (1 << 3)
#define DANCEPAD_MAP_CONFIG (MAP_DPAD_TO_BUTTONS | \
MAP_TRIGGERS_TO_BUTTONS | MAP_STICKS_TO_NULL)
@@ -130,6 +131,7 @@ static const struct xpad_device {
{ 0x045e, 0x02e3, "Microsoft X-Box One Elite pad", 0, XTYPE_XBOXONE },
{ 0x045e, 0x02ea, "Microsoft X-Box One S pad", 0, XTYPE_XBOXONE },
{ 0x045e, 0x0719, "Xbox 360 Wireless Receiver", MAP_DPAD_TO_BUTTONS, XTYPE_XBOX360W },
+ { 0x045e, 0x0b12, "Microsoft Xbox One X pad", MAP_SELECT_BUTTON, XTYPE_XBOXONE },
{ 0x046d, 0xc21d, "Logitech Gamepad F310", 0, XTYPE_XBOX360 },
{ 0x046d, 0xc21e, "Logitech Gamepad F510", 0, XTYPE_XBOX360 },
{ 0x046d, 0xc21f, "Logitech Gamepad F710", 0, XTYPE_XBOX360 },
@@ -332,6 +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 }
@@ -449,6 +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 */
{ }
};
@@ -864,6 +868,8 @@ static void xpadone_process_packet(struct usb_xpad *xpad, u16 cmd, unsigned char
/* menu/view buttons */
input_report_key(dev, BTN_START, data[4] & 0x04);
input_report_key(dev, BTN_SELECT, data[4] & 0x08);
+ if (xpad->mapping & MAP_SELECT_BUTTON)
+ input_report_key(dev, KEY_RECORD, data[22] & 0x01);
/* buttons A,B,X,Y */
input_report_key(dev, BTN_A, data[4] & 0x10);
@@ -1674,6 +1680,8 @@ static int xpad_init_input(struct usb_xpad *xpad)
xpad->xtype == XTYPE_XBOXONE) {
for (i = 0; xpad360_btn[i] >= 0; i++)
input_set_capability(input_dev, EV_KEY, xpad360_btn[i]);
+ if (xpad->mapping & MAP_SELECT_BUTTON)
+ input_set_capability(input_dev, EV_KEY, KEY_RECORD);
} else {
for (i = 0; xpad_btn[i] >= 0; i++)
input_set_capability(input_dev, EV_KEY, xpad_btn[i]);
diff --git a/drivers/input/keyboard/snvs_pwrkey.c b/drivers/input/keyboard/snvs_pwrkey.c
index 2f5e3ab5ed638c..65286762b02ab9 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/mouse/elan_i2c.h b/drivers/input/mouse/elan_i2c.h
index dc4a240f44895a..3c84deefa327d8 100644
--- a/drivers/input/mouse/elan_i2c.h
+++ b/drivers/input/mouse/elan_i2c.h
@@ -55,8 +55,9 @@
#define ETP_FW_PAGE_SIZE_512 512
#define ETP_FW_SIGNATURE_SIZE 6
-#define ETP_PRODUCT_ID_DELBIN 0x00C2
+#define ETP_PRODUCT_ID_WHITEBOX 0x00B8
#define ETP_PRODUCT_ID_VOXEL 0x00BF
+#define ETP_PRODUCT_ID_DELBIN 0x00C2
#define ETP_PRODUCT_ID_MAGPIE 0x0120
#define ETP_PRODUCT_ID_BOBBA 0x0121
diff --git a/drivers/input/mouse/elan_i2c_core.c b/drivers/input/mouse/elan_i2c_core.c
index dad22c1ea6a0ff..47af62c1226722 100644
--- a/drivers/input/mouse/elan_i2c_core.c
+++ b/drivers/input/mouse/elan_i2c_core.c
@@ -105,6 +105,7 @@ static u32 elan_i2c_lookup_quirks(u16 ic_type, u16 product_id)
u32 quirks;
} elan_i2c_quirks[] = {
{ 0x0D, ETP_PRODUCT_ID_DELBIN, ETP_QUIRK_QUICK_WAKEUP },
+ { 0x0D, ETP_PRODUCT_ID_WHITEBOX, ETP_QUIRK_QUICK_WAKEUP },
{ 0x10, ETP_PRODUCT_ID_VOXEL, ETP_QUIRK_QUICK_WAKEUP },
{ 0x14, ETP_PRODUCT_ID_MAGPIE, ETP_QUIRK_QUICK_WAKEUP },
{ 0x14, ETP_PRODUCT_ID_BOBBA, ETP_QUIRK_QUICK_WAKEUP },
diff --git a/drivers/input/touchscreen.c b/drivers/input/touchscreen.c
index dd18cb917c4df7..4620e20d0190f7 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/edt-ft5x06.c b/drivers/input/touchscreen/edt-ft5x06.c
index 263de3bfb6cd3f..bb2e1cbffba73a 100644
--- a/drivers/input/touchscreen/edt-ft5x06.c
+++ b/drivers/input/touchscreen/edt-ft5x06.c
@@ -899,6 +899,7 @@ static int edt_ft5x06_ts_identify(struct i2c_client *client,
* the identification registers.
*/
switch (rdbuf[0]) {
+ case 0x11: /* EDT EP0110M09 */
case 0x35: /* EDT EP0350M09 */
case 0x43: /* EDT EP0430M09 */
case 0x50: /* EDT EP0500M09 */
diff --git a/drivers/input/touchscreen/elants_i2c.c b/drivers/input/touchscreen/elants_i2c.c
index 98ba5cab685bca..7e13a66a8a95c8 100644
--- a/drivers/input/touchscreen/elants_i2c.c
+++ b/drivers/input/touchscreen/elants_i2c.c
@@ -1369,8 +1369,7 @@ static bool elants_acpi_is_hid_device(struct device *dev)
}
#endif
-static int elants_i2c_probe(struct i2c_client *client,
- const struct i2c_device_id *id)
+static int elants_i2c_probe(struct i2c_client *client)
{
union i2c_smbus_data dummy;
struct elants_data *ts;
@@ -1396,7 +1395,7 @@ static int elants_i2c_probe(struct i2c_client *client,
init_completion(&ts->cmd_done);
ts->client = client;
- ts->chip_id = (enum elants_chip_id)id->driver_data;
+ ts->chip_id = (enum elants_chip_id)(uintptr_t)device_get_match_data(&client->dev);
i2c_set_clientdata(client, ts);
ts->vcc33 = devm_regulator_get(&client->dev, "vcc33");
@@ -1636,15 +1635,15 @@ MODULE_DEVICE_TABLE(acpi, elants_acpi_id);
#ifdef CONFIG_OF
static const struct of_device_id elants_of_match[] = {
- { .compatible = "elan,ekth3500" },
- { .compatible = "elan,ektf3624" },
+ { .compatible = "elan,ekth3500", .data = (void *)EKTH3500 },
+ { .compatible = "elan,ektf3624", .data = (void *)EKTF3624 },
{ /* sentinel */ }
};
MODULE_DEVICE_TABLE(of, elants_of_match);
#endif
static struct i2c_driver elants_i2c_driver = {
- .probe = elants_i2c_probe,
+ .probe_new = elants_i2c_probe,
.id_table = elants_i2c_id,
.driver = {
.name = DEVICE_NAME,
diff --git a/drivers/input/touchscreen/mms114.c b/drivers/input/touchscreen/mms114.c
index 0efd1a1bb192dd..9fa3b0e421be2a 100644
--- a/drivers/input/touchscreen/mms114.c
+++ b/drivers/input/touchscreen/mms114.c
@@ -54,6 +54,7 @@
enum mms_type {
TYPE_MMS114 = 114,
+ TYPE_MMS134S = 134,
TYPE_MMS136 = 136,
TYPE_MMS152 = 152,
TYPE_MMS345L = 345,
@@ -212,7 +213,7 @@ static irqreturn_t mms114_interrupt(int irq, void *dev_id)
goto out;
/* MMS136 has slightly different event size */
- if (data->type == TYPE_MMS136)
+ if (data->type == TYPE_MMS134S || data->type == TYPE_MMS136)
touch_size = packet_size / MMS136_EVENT_SIZE;
else
touch_size = packet_size / MMS114_EVENT_SIZE;
@@ -281,6 +282,7 @@ static int mms114_get_version(struct mms114_data *data)
break;
case TYPE_MMS114:
+ case TYPE_MMS134S:
case TYPE_MMS136:
error = __mms114_read_reg(data, MMS114_TSP_REV, 6, buf);
if (error)
@@ -304,8 +306,9 @@ static int mms114_setup_regs(struct mms114_data *data)
if (error < 0)
return error;
- /* Only MMS114 and MMS136 have configuration and power on registers */
- if (data->type != TYPE_MMS114 && data->type != TYPE_MMS136)
+ /* MMS114, MMS134S and MMS136 have configuration and power on registers */
+ if (data->type != TYPE_MMS114 && data->type != TYPE_MMS134S &&
+ data->type != TYPE_MMS136)
return 0;
error = mms114_set_active(data, true);
@@ -487,7 +490,8 @@ static int mms114_probe(struct i2c_client *client,
0, data->props.max_y, 0, 0);
}
- if (data->type == TYPE_MMS114 || data->type == TYPE_MMS136) {
+ if (data->type == TYPE_MMS114 || data->type == TYPE_MMS134S ||
+ data->type == TYPE_MMS136) {
/*
* The firmware handles movement and pressure fuzz, so
* don't duplicate that in software.
@@ -612,6 +616,9 @@ static const struct of_device_id mms114_dt_match[] = {
.compatible = "melfas,mms114",
.data = (void *)TYPE_MMS114,
}, {
+ .compatible = "melfas,mms134s",
+ .data = (void *)TYPE_MMS134S,
+ }, {
.compatible = "melfas,mms136",
.data = (void *)TYPE_MMS136,
}, {
diff --git a/drivers/input/touchscreen/resistive-adc-touch.c b/drivers/input/touchscreen/resistive-adc-touch.c
index 744544a723b774..6f754a8d30b117 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))) {
diff --git a/drivers/input/touchscreen/usbtouchscreen.c b/drivers/input/touchscreen/usbtouchscreen.c
index c847453a03c269..43c521f50c851d 100644
--- a/drivers/input/touchscreen/usbtouchscreen.c
+++ b/drivers/input/touchscreen/usbtouchscreen.c
@@ -251,7 +251,7 @@ static int e2i_init(struct usbtouch_usb *usbtouch)
int ret;
struct usb_device *udev = interface_to_usbdev(usbtouch->interface);
- ret = usb_control_msg(udev, usb_rcvctrlpipe(udev, 0),
+ ret = usb_control_msg(udev, usb_sndctrlpipe(udev, 0),
0x01, 0x02, 0x0000, 0x0081,
NULL, 0, USB_CTRL_SET_TIMEOUT);
@@ -531,7 +531,7 @@ static int mtouch_init(struct usbtouch_usb *usbtouch)
if (ret)
return ret;
- ret = usb_control_msg(udev, usb_rcvctrlpipe(udev, 0),
+ ret = usb_control_msg(udev, usb_sndctrlpipe(udev, 0),
MTOUCHUSB_RESET,
USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
1, 0, NULL, 0, USB_CTRL_SET_TIMEOUT);
@@ -543,7 +543,7 @@ static int mtouch_init(struct usbtouch_usb *usbtouch)
msleep(150);
for (i = 0; i < 3; i++) {
- ret = usb_control_msg(udev, usb_rcvctrlpipe(udev, 0),
+ ret = usb_control_msg(udev, usb_sndctrlpipe(udev, 0),
MTOUCHUSB_ASYNC_REPORT,
USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
1, 1, NULL, 0, USB_CTRL_SET_TIMEOUT);
@@ -722,7 +722,7 @@ static int dmc_tsc10_init(struct usbtouch_usb *usbtouch)
}
/* start sending data */
- ret = usb_control_msg(dev, usb_rcvctrlpipe (dev, 0),
+ ret = usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
TSC10_CMD_DATA1,
USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
0, 0, NULL, 0, USB_CTRL_SET_TIMEOUT);
generated by cgit 1.2.3-korg (git 2.39.0) at 2024-05-31 08:13:39 +0000