Commit d89b8f40 authored by Linus Torvalds's avatar Linus Torvalds

Merge master.kernel.org:/pub/scm/linux/kernel/git/dtor/input

parents 0b60afba 02860ab6
......@@ -11,7 +11,6 @@ obj-$(CONFIG_KEYBOARD_XTKBD) += xtkbd.o
obj-$(CONFIG_KEYBOARD_AMIGA) += amikbd.o
obj-$(CONFIG_KEYBOARD_LOCOMO) += locomokbd.o
obj-$(CONFIG_KEYBOARD_NEWTON) += newtonkbd.o
obj-$(CONFIG_KEYBOARD_98KBD) += 98kbd.o
obj-$(CONFIG_KEYBOARD_CORGI) += corgikbd.o
obj-$(CONFIG_KEYBOARD_SPITZ) += spitzkbd.o
obj-$(CONFIG_KEYBOARD_HIL) += hil_kbd.o
......
......@@ -7,7 +7,6 @@
obj-$(CONFIG_INPUT_SPARCSPKR) += sparcspkr.o
obj-$(CONFIG_INPUT_PCSPKR) += pcspkr.o
obj-$(CONFIG_INPUT_M68K_BEEP) += m68kspkr.o
obj-$(CONFIG_INPUT_98SPKR) += 98spkr.o
obj-$(CONFIG_INPUT_UINPUT) += uinput.o
obj-$(CONFIG_INPUT_WISTRON_BTNS) += wistron_btns.o
obj-$(CONFIG_HP_SDC_RTC) += hp_sdc_rtc.o
......
......@@ -19,6 +19,7 @@
#include <linux/input.h>
#include <linux/delay.h>
#include <linux/platform_device.h>
#include <linux/interrupt.h>
#include <asm/hardware.h>
MODULE_AUTHOR("Alessandro Zummo <a.zummo@towertech.it>");
......
......@@ -232,6 +232,7 @@ static struct ps2pp_info *get_model_info(unsigned char model)
{ 88, PS2PP_KIND_WHEEL, PS2PP_WHEEL },
{ 96, 0, 0 },
{ 97, PS2PP_KIND_TP3, PS2PP_WHEEL | PS2PP_HWHEEL },
{ 99, PS2PP_KIND_WHEEL, PS2PP_WHEEL },
{ 100, PS2PP_KIND_MX, /* MX510 */
PS2PP_WHEEL | PS2PP_SIDE_BTN | PS2PP_TASK_BTN |
PS2PP_EXTRA_BTN | PS2PP_NAV_BTN },
......
......@@ -68,15 +68,19 @@ struct trackpoint_attr_data {
size_t field_offset;
unsigned char command;
unsigned char mask;
unsigned char inverted;
};
static ssize_t trackpoint_show_int_attr(struct psmouse *psmouse, void *data, char *buf)
{
struct trackpoint_data *tp = psmouse->private;
struct trackpoint_attr_data *attr = data;
unsigned char *field = (unsigned char *)((char *)tp + attr->field_offset);
unsigned char value = *(unsigned char *)((char *)tp + attr->field_offset);
if (attr->inverted)
value = !value;
return sprintf(buf, "%u\n", *field);
return sprintf(buf, "%u\n", value);
}
static ssize_t trackpoint_set_int_attr(struct psmouse *psmouse, void *data,
......@@ -120,6 +124,9 @@ static ssize_t trackpoint_set_bit_attr(struct psmouse *psmouse, void *data,
if (*rest || value > 1)
return -EINVAL;
if (attr->inverted)
value = !value;
if (*field != value) {
*field = value;
trackpoint_toggle_bit(&psmouse->ps2dev, attr->command, attr->mask);
......@@ -129,11 +136,12 @@ static ssize_t trackpoint_set_bit_attr(struct psmouse *psmouse, void *data,
}
#define TRACKPOINT_BIT_ATTR(_name, _command, _mask) \
#define TRACKPOINT_BIT_ATTR(_name, _command, _mask, _inv) \
static struct trackpoint_attr_data trackpoint_attr_##_name = { \
.field_offset = offsetof(struct trackpoint_data, _name), \
.command = _command, \
.mask = _mask, \
.inverted = _inv, \
}; \
PSMOUSE_DEFINE_ATTR(_name, S_IWUSR | S_IRUGO, \
&trackpoint_attr_##_name, \
......@@ -150,9 +158,9 @@ TRACKPOINT_INT_ATTR(upthresh, TP_UP_THRESH);
TRACKPOINT_INT_ATTR(ztime, TP_Z_TIME);
TRACKPOINT_INT_ATTR(jenks, TP_JENKS_CURV);
TRACKPOINT_BIT_ATTR(press_to_select, TP_TOGGLE_PTSON, TP_MASK_PTSON);
TRACKPOINT_BIT_ATTR(skipback, TP_TOGGLE_SKIPBACK, TP_MASK_SKIPBACK);
TRACKPOINT_BIT_ATTR(ext_dev, TP_TOGGLE_EXT_DEV, TP_MASK_EXT_DEV);
TRACKPOINT_BIT_ATTR(press_to_select, TP_TOGGLE_PTSON, TP_MASK_PTSON, 0);
TRACKPOINT_BIT_ATTR(skipback, TP_TOGGLE_SKIPBACK, TP_MASK_SKIPBACK, 0);
TRACKPOINT_BIT_ATTR(ext_dev, TP_TOGGLE_EXT_DEV, TP_MASK_EXT_DEV, 1);
static struct attribute *trackpoint_attrs[] = {
&psmouse_attr_sensitivity.dattr.attr,
......
......@@ -78,7 +78,7 @@
#define TP_TOGGLE_MB 0x23 /* Disable/Enable Middle Button */
#define TP_MASK_MB 0x01
#define TP_TOGGLE_EXT_DEV 0x23 /* Toggle external device */
#define TP_TOGGLE_EXT_DEV 0x23 /* Disable external device */
#define TP_MASK_EXT_DEV 0x02
#define TP_TOGGLE_DRIFT 0x23 /* Drift Correction */
#define TP_MASK_DRIFT 0x80
......@@ -125,7 +125,7 @@
#define TP_DEF_MB 0x00
#define TP_DEF_PTSON 0x00
#define TP_DEF_SKIPBACK 0x00
#define TP_DEF_EXT_DEV 0x01
#define TP_DEF_EXT_DEV 0x00 /* 0 means enabled */
#define MAKE_PS2_CMD(params, results, cmd) ((params<<12) | (results<<8) | (cmd))
......
......@@ -13,7 +13,6 @@ obj-$(CONFIG_SERIO_RPCKBD) += rpckbd.o
obj-$(CONFIG_SERIO_SA1111) += sa1111ps2.o
obj-$(CONFIG_SERIO_AMBAKMI) += ambakmi.o
obj-$(CONFIG_SERIO_Q40KBD) += q40kbd.o
obj-$(CONFIG_SERIO_98KBD) += 98kbd-io.o
obj-$(CONFIG_SERIO_GSCPS2) += gscps2.o
obj-$(CONFIG_HP_SDC) += hp_sdc.o
obj-$(CONFIG_HIL_MLC) += hp_sdc_mlc.o hil_mlc.o
......
......@@ -48,10 +48,13 @@
#define TS_POLL_PERIOD msecs_to_jiffies(10)
/* this driver doesn't aim at the peak continuous sample rate */
#define SAMPLE_BITS (8 /*cmd*/ + 16 /*sample*/ + 2 /* before, after */)
struct ts_event {
/* For portability, we can't read 12 bit values using SPI (which
* would make the controller deliver them as native byteorder u16
* with msbs zeroed). Instead, we read them as two 8-byte values,
* with msbs zeroed). Instead, we read them as two 8-bit values,
* which need byteswapping then range adjustment.
*/
__be16 x;
......@@ -60,7 +63,7 @@ struct ts_event {
};
struct ads7846 {
struct input_dev input;
struct input_dev *input;
char phys[32];
struct spi_device *spi;
......@@ -68,6 +71,7 @@ struct ads7846 {
u16 vref_delay_usecs;
u16 x_plate_ohms;
u8 read_x, read_y, read_z1, read_z2;
struct ts_event tc;
struct spi_transfer xfer[8];
......@@ -117,10 +121,10 @@ struct ads7846 {
#define READ_12BIT_DFR(x) (ADS_START | ADS_A2A1A0_d_ ## x \
| ADS_12_BIT | ADS_DFR)
static const u8 read_y = READ_12BIT_DFR(y) | ADS_PD10_ADC_ON;
static const u8 read_z1 = READ_12BIT_DFR(z1) | ADS_PD10_ADC_ON;
static const u8 read_z2 = READ_12BIT_DFR(z2) | ADS_PD10_ADC_ON;
static const u8 read_x = READ_12BIT_DFR(x) | ADS_PD10_PDOWN; /* LAST */
#define READ_Y (READ_12BIT_DFR(y) | ADS_PD10_ADC_ON)
#define READ_Z1 (READ_12BIT_DFR(z1) | ADS_PD10_ADC_ON)
#define READ_Z2 (READ_12BIT_DFR(z2) | ADS_PD10_ADC_ON)
#define READ_X (READ_12BIT_DFR(x) | ADS_PD10_PDOWN) /* LAST */
/* single-ended samples need to first power up reference voltage;
* we leave both ADC and VREF powered
......@@ -128,8 +132,8 @@ static const u8 read_x = READ_12BIT_DFR(x) | ADS_PD10_PDOWN; /* LAST */
#define READ_12BIT_SER(x) (ADS_START | ADS_A2A1A0_ ## x \
| ADS_12_BIT | ADS_SER)
static const u8 ref_on = READ_12BIT_DFR(x) | ADS_PD10_ALL_ON;
static const u8 ref_off = READ_12BIT_DFR(y) | ADS_PD10_PDOWN;
#define REF_ON (READ_12BIT_DFR(x) | ADS_PD10_ALL_ON)
#define REF_OFF (READ_12BIT_DFR(y) | ADS_PD10_PDOWN)
/*--------------------------------------------------------------------------*/
......@@ -138,7 +142,9 @@ static const u8 ref_off = READ_12BIT_DFR(y) | ADS_PD10_PDOWN;
*/
struct ser_req {
u8 ref_on;
u8 command;
u8 ref_off;
u16 scratch;
__be16 sample;
struct spi_message msg;
......@@ -152,7 +158,7 @@ static int ads7846_read12_ser(struct device *dev, unsigned command)
struct ser_req *req = kzalloc(sizeof *req, SLAB_KERNEL);
int status;
int sample;
int i;
int i;
if (!req)
return -ENOMEM;
......@@ -160,7 +166,8 @@ static int ads7846_read12_ser(struct device *dev, unsigned command)
INIT_LIST_HEAD(&req->msg.transfers);
/* activate reference, so it has time to settle; */
req->xfer[0].tx_buf = &ref_on;
req->ref_on = REF_ON;
req->xfer[0].tx_buf = &req->ref_on;
req->xfer[0].len = 1;
req->xfer[1].rx_buf = &req->scratch;
req->xfer[1].len = 2;
......@@ -182,7 +189,8 @@ static int ads7846_read12_ser(struct device *dev, unsigned command)
/* REVISIT: take a few more samples, and compare ... */
/* turn off reference */
req->xfer[4].tx_buf = &ref_off;
req->ref_off = REF_OFF;
req->xfer[4].tx_buf = &req->ref_off;
req->xfer[4].len = 1;
req->xfer[5].rx_buf = &req->scratch;
req->xfer[5].len = 2;
......@@ -236,11 +244,12 @@ SHOW(vbatt)
static void ads7846_rx(void *ads)
{
struct ads7846 *ts = ads;
unsigned Rt;
unsigned sync = 0;
u16 x, y, z1, z2;
unsigned long flags;
struct ads7846 *ts = ads;
struct input_dev *input_dev = ts->input;
unsigned Rt;
unsigned sync = 0;
u16 x, y, z1, z2;
unsigned long flags;
/* adjust: 12 bit samples (left aligned), built from
* two 8 bit values writen msb-first.
......@@ -276,21 +285,21 @@ static void ads7846_rx(void *ads)
* won't notice that, even if nPENIRQ never fires ...
*/
if (!ts->pendown && Rt != 0) {
input_report_key(&ts->input, BTN_TOUCH, 1);
input_report_key(input_dev, BTN_TOUCH, 1);
sync = 1;
} else if (ts->pendown && Rt == 0) {
input_report_key(&ts->input, BTN_TOUCH, 0);
input_report_key(input_dev, BTN_TOUCH, 0);
sync = 1;
}
if (Rt) {
input_report_abs(&ts->input, ABS_X, x);
input_report_abs(&ts->input, ABS_Y, y);
input_report_abs(&ts->input, ABS_PRESSURE, Rt);
input_report_abs(input_dev, ABS_X, x);
input_report_abs(input_dev, ABS_Y, y);
input_report_abs(input_dev, ABS_PRESSURE, Rt);
sync = 1;
}
if (sync)
input_sync(&ts->input);
input_sync(input_dev);
#ifdef VERBOSE
if (Rt || ts->pendown)
......@@ -396,9 +405,10 @@ static int ads7846_resume(struct spi_device *spi)
static int __devinit ads7846_probe(struct spi_device *spi)
{
struct ads7846 *ts;
struct input_dev *input_dev;
struct ads7846_platform_data *pdata = spi->dev.platform_data;
struct spi_transfer *x;
int i;
int err;
if (!spi->irq) {
dev_dbg(&spi->dev, "no IRQ?\n");
......@@ -411,9 +421,9 @@ static int __devinit ads7846_probe(struct spi_device *spi)
}
/* don't exceed max specified sample rate */
if (spi->max_speed_hz > (125000 * 16)) {
if (spi->max_speed_hz > (125000 * SAMPLE_BITS)) {
dev_dbg(&spi->dev, "f(sample) %d KHz?\n",
(spi->max_speed_hz/16)/1000);
(spi->max_speed_hz/SAMPLE_BITS)/1000);
return -EINVAL;
}
......@@ -423,13 +433,18 @@ static int __devinit ads7846_probe(struct spi_device *spi)
* to discard the four garbage LSBs.
*/
if (!(ts = kzalloc(sizeof(struct ads7846), GFP_KERNEL)))
return -ENOMEM;
ts = kzalloc(sizeof(struct ads7846), GFP_KERNEL);
input_dev = input_allocate_device();
if (!ts || !input_dev) {
err = -ENOMEM;
goto err_free_mem;
}
dev_set_drvdata(&spi->dev, ts);
spi->dev.power.power_state = PMSG_ON;
ts->spi = spi;
spi->dev.power.power_state = PMSG_ON;
ts->input = input_dev;
init_timer(&ts->timer);
ts->timer.data = (unsigned long) ts;
......@@ -439,70 +454,80 @@ static int __devinit ads7846_probe(struct spi_device *spi)
ts->vref_delay_usecs = pdata->vref_delay_usecs ? : 100;
ts->x_plate_ohms = pdata->x_plate_ohms ? : 400;
init_input_dev(&ts->input);
snprintf(ts->phys, sizeof(ts->phys), "%s/input0", spi->dev.bus_id);
ts->input.dev = &spi->dev;
ts->input.name = "ADS784x Touchscreen";
snprintf(ts->phys, sizeof ts->phys, "%s/input0", spi->dev.bus_id);
ts->input.phys = ts->phys;
input_dev->name = "ADS784x Touchscreen";
input_dev->phys = ts->phys;
input_dev->cdev.dev = &spi->dev;
ts->input.evbit[0] = BIT(EV_KEY) | BIT(EV_ABS);
ts->input.keybit[LONG(BTN_TOUCH)] = BIT(BTN_TOUCH);
input_set_abs_params(&ts->input, ABS_X,
input_dev->evbit[0] = BIT(EV_KEY) | BIT(EV_ABS);
input_dev->keybit[LONG(BTN_TOUCH)] = BIT(BTN_TOUCH);
input_set_abs_params(input_dev, ABS_X,
pdata->x_min ? : 0,
pdata->x_max ? : MAX_12BIT,
0, 0);
input_set_abs_params(&ts->input, ABS_Y,
input_set_abs_params(input_dev, ABS_Y,
pdata->y_min ? : 0,
pdata->y_max ? : MAX_12BIT,
0, 0);
input_set_abs_params(&ts->input, ABS_PRESSURE,
input_set_abs_params(input_dev, ABS_PRESSURE,
pdata->pressure_min, pdata->pressure_max, 0, 0);
input_register_device(&ts->input);
/* set up the transfers to read touchscreen state; this assumes we
* use formula #2 for pressure, not #3.
*/
INIT_LIST_HEAD(&ts->msg.transfers);
x = ts->xfer;
/* y- still on; turn on only y+ (and ADC) */
x->tx_buf = &read_y;
ts->read_y = READ_Y;
x->tx_buf = &ts->read_y;
x->len = 1;
spi_message_add_tail(x, &ts->msg);
x++;
x->rx_buf = &ts->tc.y;
x->len = 2;
x++;
spi_message_add_tail(x, &ts->msg);
/* turn y+ off, x- on; we'll use formula #2 */
if (ts->model == 7846) {
x->tx_buf = &read_z1;
x++;
ts->read_z1 = READ_Z1;
x->tx_buf = &ts->read_z1;
x->len = 1;
spi_message_add_tail(x, &ts->msg);
x++;
x->rx_buf = &ts->tc.z1;
x->len = 2;
x++;
spi_message_add_tail(x, &ts->msg);
x->tx_buf = &read_z2;
x++;
ts->read_z2 = READ_Z2;
x->tx_buf = &ts->read_z2;
x->len = 1;
spi_message_add_tail(x, &ts->msg);
x++;
x->rx_buf = &ts->tc.z2;
x->len = 2;
x++;
spi_message_add_tail(x, &ts->msg);
}
/* turn y- off, x+ on, then leave in lowpower */
x->tx_buf = &read_x;
x++;
ts->read_x = READ_X;
x->tx_buf = &ts->read_x;
x->len = 1;
spi_message_add_tail(x, &ts->msg);
x++;
x->rx_buf = &ts->tc.x;
x->len = 2;
x++;
CS_CHANGE(x[-1]);
CS_CHANGE(*x);
spi_message_add_tail(x, &ts->msg);
for (i = 0; i < x - ts->xfer; i++)
spi_message_add_tail(&ts->xfer[i], &ts->msg);
ts->msg.complete = ads7846_rx;
ts->msg.context = ts;
......@@ -510,9 +535,8 @@ static int __devinit ads7846_probe(struct spi_device *spi)
SA_SAMPLE_RANDOM | SA_TRIGGER_FALLING,
spi->dev.bus_id, ts)) {
dev_dbg(&spi->dev, "irq %d busy?\n", spi->irq);
input_unregister_device(&ts->input);
kfree(ts);
return -EBUSY;
err = -EBUSY;
goto err_free_mem;
}
dev_info(&spi->dev, "touchscreen, irq %d\n", spi->irq);
......@@ -534,7 +558,18 @@ static int __devinit ads7846_probe(struct spi_device *spi)
device_create_file(&spi->dev, &dev_attr_vbatt);
device_create_file(&spi->dev, &dev_attr_vaux);
err = input_register_device(input_dev);
if (err)
goto err_free_irq;
return 0;
err_free_irq:
free_irq(spi->irq, ts);
err_free_mem:
input_free_device(input_dev);
kfree(ts);
return err;
}
static int __devexit ads7846_remove(struct spi_device *spi)
......@@ -554,7 +589,7 @@ static int __devexit ads7846_remove(struct spi_device *spi)
device_remove_file(&spi->dev, &dev_attr_vbatt);
device_remove_file(&spi->dev, &dev_attr_vaux);
input_unregister_device(&ts->input);
input_unregister_device(ts->input);
kfree(ts);
dev_dbg(&spi->dev, "unregistered touchscreen\n");
......
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