Commit eca1ed19 authored by Dmitry Torokhov's avatar Dmitry Torokhov Committed by Greg Kroah-Hartman
Browse files

[PATCH] drivers/input/touchscreen: convert to dynamic input_dev allocation 



Input: convert drivers/input/touchscreen to dynamic input_dev allocation

This is required for input_dev sysfs integration

Signed-off-by: default avatarDmitry Torokhov <dtor@mail.ru>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@suse.de>
parent bd622663

drivers/input/touchscreen/corgi_ts.c

+45 −44
Original line number Diff line number Diff line
@@ -41,8 +41,7 @@ struct ts_event { 
};



struct corgi_ts {

	char phys[32];

	struct input_dev input;

	struct input_dev *input;

	struct timer_list timer;

	struct ts_event tc;

	int pendown;
@@ -182,14 +181,12 @@ static void new_data(struct corgi_ts *corgi_ts, struct pt_regs *regs) 
	if (!corgi_ts->tc.pressure && corgi_ts->pendown == 0)

		return;



	if (regs)

		input_regs(&corgi_ts->input, regs);



	input_report_abs(&corgi_ts->input, ABS_X, corgi_ts->tc.x);

	input_report_abs(&corgi_ts->input, ABS_Y, corgi_ts->tc.y);

	input_report_abs(&corgi_ts->input, ABS_PRESSURE, corgi_ts->tc.pressure);

	input_report_key(&corgi_ts->input, BTN_TOUCH, (corgi_ts->pendown != 0));

	input_sync(&corgi_ts->input);

	input_regs(corgi_ts->input, regs);

	input_report_abs(corgi_ts->input, ABS_X, corgi_ts->tc.x);

	input_report_abs(corgi_ts->input, ABS_Y, corgi_ts->tc.y);

	input_report_abs(corgi_ts->input, ABS_PRESSURE, corgi_ts->tc.pressure);

	input_report_key(corgi_ts->input, BTN_TOUCH, (corgi_ts->pendown != 0));

	input_sync(corgi_ts->input);

}



static void ts_interrupt_main(struct corgi_ts *corgi_ts, int isTimer, struct pt_regs *regs)
@@ -273,39 +270,44 @@ static int __init corgits_probe(struct device *dev) 
{

	struct corgi_ts *corgi_ts;

	struct platform_device *pdev = to_platform_device(dev);

	struct input_dev *input_dev;

	int err = -ENOMEM;



	if (!(corgi_ts = kmalloc(sizeof(struct corgi_ts), GFP_KERNEL)))

		return -ENOMEM;

	corgi_ts = kzalloc(sizeof(struct corgi_ts), GFP_KERNEL);

	input_dev = input_allocate_device();

	if (!corgi_ts || !input_dev)

		goto fail;



	dev_set_drvdata(dev, corgi_ts);



	memset(corgi_ts, 0, sizeof(struct corgi_ts));



	corgi_ts->machinfo = dev->platform_data;

	corgi_ts->irq_gpio = platform_get_irq(pdev, 0);



	if (corgi_ts->irq_gpio < 0) {

		kfree(corgi_ts);

		return -ENODEV;

		err = -ENODEV;

		goto fail;

	}



	init_input_dev(&corgi_ts->input);

	corgi_ts->input.evbit[0] = BIT(EV_KEY) | BIT(EV_ABS);

	corgi_ts->input.keybit[LONG(BTN_TOUCH)] = BIT(BTN_TOUCH);

	input_set_abs_params(&corgi_ts->input, ABS_X, X_AXIS_MIN, X_AXIS_MAX, 0, 0);

	input_set_abs_params(&corgi_ts->input, ABS_Y, Y_AXIS_MIN, Y_AXIS_MAX, 0, 0);

	input_set_abs_params(&corgi_ts->input, ABS_PRESSURE, PRESSURE_MIN, PRESSURE_MAX, 0, 0);

	corgi_ts->input = input_dev;



	strcpy(corgi_ts->phys, "corgits/input0");

	init_timer(&corgi_ts->timer);

	corgi_ts->timer.data = (unsigned long) corgi_ts;

	corgi_ts->timer.function = corgi_ts_timer;



	corgi_ts->input.private = corgi_ts;

	corgi_ts->input.name = "Corgi Touchscreen";

	corgi_ts->input.dev = dev;

	corgi_ts->input.phys = corgi_ts->phys;

	corgi_ts->input.id.bustype = BUS_HOST;

	corgi_ts->input.id.vendor = 0x0001;

	corgi_ts->input.id.product = 0x0002;

	corgi_ts->input.id.version = 0x0100;

	input_dev->name = "Corgi Touchscreen";

	input_dev->phys = "corgits/input0";

	input_dev->id.bustype = BUS_HOST;

	input_dev->id.vendor = 0x0001;

	input_dev->id.product = 0x0002;

	input_dev->id.version = 0x0100;

	input_dev->cdev.dev = dev;

	input_dev->private = corgi_ts;



	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, X_AXIS_MIN, X_AXIS_MAX, 0, 0);

	input_set_abs_params(input_dev, ABS_Y, Y_AXIS_MIN, Y_AXIS_MAX, 0, 0);

	input_set_abs_params(input_dev, ABS_PRESSURE, PRESSURE_MIN, PRESSURE_MAX, 0, 0);



	pxa_gpio_mode(IRQ_TO_GPIO(corgi_ts->irq_gpio) | GPIO_IN);
@@ -319,25 +321,24 @@ static int __init corgits_probe(struct device *dev) 
	corgi_ssp_ads7846_putget((5u << ADSCTRL_ADR_SH) | ADSCTRL_STS);

	mdelay(5);



	init_timer(&corgi_ts->timer);

	corgi_ts->timer.data = (unsigned long) corgi_ts;

	corgi_ts->timer.function = corgi_ts_timer;



	input_register_device(&corgi_ts->input);

	corgi_ts->power_mode = PWR_MODE_ACTIVE;



	if (request_irq(corgi_ts->irq_gpio, ts_interrupt, SA_INTERRUPT, "ts", corgi_ts)) {

		input_unregister_device(&corgi_ts->input);

		kfree(corgi_ts);

		return -EBUSY;

		err = -EBUSY;

		goto fail;

	}



	input_register_device(corgi_ts->input);



	corgi_ts->power_mode = PWR_MODE_ACTIVE;



	/* Enable Falling Edge */

	set_irq_type(corgi_ts->irq_gpio, IRQT_FALLING);



	printk(KERN_INFO "input: Corgi Touchscreen Registered\n");



	return 0;



 fail:	input_free_device(input_dev);

	kfree(corgi_ts);

	return err;



}



static int corgits_remove(struct device *dev)
@@ -347,7 +348,7 @@ static int corgits_remove(struct device *dev) 
	free_irq(corgi_ts->irq_gpio, NULL);

	del_timer_sync(&corgi_ts->timer);

	corgi_ts->machinfo->put_hsync();

	input_unregister_device(&corgi_ts->input);

	input_unregister_device(corgi_ts->input);

	kfree(corgi_ts);

	return 0;

}

drivers/input/touchscreen/elo.c

+44 −45
Original line number Diff line number Diff line
@@ -36,14 +36,12 @@ MODULE_LICENSE("GPL"); 


#define	ELO_MAX_LENGTH	10



static char *elo_name = "Elo Serial TouchScreen";



/*

 * Per-touchscreen data.

 */



struct elo {

	struct input_dev dev;

	struct input_dev *dev;

	struct serio *serio;

	int id;

	int idx;
@@ -54,7 +52,7 @@ struct elo { 


static void elo_process_data_10(struct elo* elo, unsigned char data, struct pt_regs *regs)

{

	struct input_dev *dev = &elo->dev;

	struct input_dev *dev = elo->dev;



	elo->csum += elo->data[elo->idx] = data;
@@ -80,7 +78,7 @@ static void elo_process_data_10(struct elo* elo, unsigned char data, struct pt_r 
				input_report_abs(dev, ABS_X, (elo->data[4] << 8) | elo->data[3]);

				input_report_abs(dev, ABS_Y, (elo->data[6] << 8) | elo->data[5]);

				input_report_abs(dev, ABS_PRESSURE, (elo->data[8] << 8) | elo->data[7]);

				input_report_key(dev, BTN_TOUCH, elo->data[2] & 3);

				input_report_key(dev, BTN_TOUCH, elo->data[8] || elo->data[7]);

				input_sync(dev);

			}

			elo->idx = 0;
@@ -91,7 +89,7 @@ static void elo_process_data_10(struct elo* elo, unsigned char data, struct pt_r 


static void elo_process_data_6(struct elo* elo, unsigned char data, struct pt_regs *regs)

{

	struct input_dev *dev = &elo->dev;

	struct input_dev *dev = elo->dev;



	elo->data[elo->idx] = data;
@@ -129,7 +127,7 @@ static void elo_process_data_6(struct elo* elo, unsigned char data, struct pt_re 
		case 5:

			if ((data & 0xf0) == 0) {

				input_report_abs(dev, ABS_PRESSURE, elo->data[5]);

				input_report_key(dev, BTN_TOUCH, elo->data[5]);

				input_report_key(dev, BTN_TOUCH, !!elo->data[5]);

			}

			input_sync(dev);

			elo->idx = 0;
@@ -139,7 +137,7 @@ static void elo_process_data_6(struct elo* elo, unsigned char data, struct pt_re 


static void elo_process_data_3(struct elo* elo, unsigned char data, struct pt_regs *regs)

{

	struct input_dev *dev = &elo->dev;

	struct input_dev *dev = elo->dev;



	elo->data[elo->idx] = data;
@@ -191,7 +189,7 @@ static void elo_disconnect(struct serio *serio) 
{

	struct elo* elo = serio_get_drvdata(serio);



	input_unregister_device(&elo->dev);

	input_unregister_device(elo->dev);

	serio_close(serio);

	serio_set_drvdata(serio, NULL);

	kfree(elo);
@@ -206,67 +204,68 @@ static void elo_disconnect(struct serio *serio) 
static int elo_connect(struct serio *serio, struct serio_driver *drv)

{

	struct elo *elo;

	struct input_dev *input_dev;

	int err;



	if (!(elo = kmalloc(sizeof(struct elo), GFP_KERNEL)))

		return -ENOMEM;

	elo = kzalloc(sizeof(struct elo), GFP_KERNEL);

	input_dev = input_allocate_device();

	if (!elo || !input_dev) {

		err = -ENOMEM;

		goto fail;

	}



	memset(elo, 0, sizeof(struct elo));

	elo->serio = serio;

	elo->id = serio->id.id;

	elo->dev = input_dev;

	snprintf(elo->phys, sizeof(elo->phys), "%s/input0", serio->phys);



	init_input_dev(&elo->dev);

	elo->dev.evbit[0] = BIT(EV_KEY) | BIT(EV_ABS);

	elo->dev.keybit[LONG(BTN_TOUCH)] = BIT(BTN_TOUCH);

	input_dev->private = elo;

	input_dev->name = "Elo Serial TouchScreen";

	input_dev->phys = elo->phys;

	input_dev->id.bustype = BUS_RS232;

	input_dev->id.vendor = SERIO_ELO;

	input_dev->id.product = elo->id;

	input_dev->id.version = 0x0100;

	input_dev->cdev.dev = &serio->dev;



	elo->id = serio->id.id;

	input_dev->evbit[0] = BIT(EV_KEY) | BIT(EV_ABS);

	input_dev->keybit[LONG(BTN_TOUCH)] = BIT(BTN_TOUCH);



	switch (elo->id) {



		case 0: /* 10-byte protocol */

			input_set_abs_params(&elo->dev, ABS_X, 96, 4000, 0, 0);

			input_set_abs_params(&elo->dev, ABS_Y, 96, 4000, 0, 0);

			input_set_abs_params(&elo->dev, ABS_PRESSURE, 0, 255, 0, 0);

			input_set_abs_params(input_dev, ABS_X, 96, 4000, 0, 0);

			input_set_abs_params(input_dev, ABS_Y, 96, 4000, 0, 0);

			input_set_abs_params(input_dev, ABS_PRESSURE, 0, 255, 0, 0);

			break;



		case 1: /* 6-byte protocol */

			input_set_abs_params(&elo->dev, ABS_PRESSURE, 0, 15, 0, 0);

			input_set_abs_params(input_dev, ABS_PRESSURE, 0, 15, 0, 0);



		case 2: /* 4-byte protocol */

			input_set_abs_params(&elo->dev, ABS_X, 96, 4000, 0, 0);

			input_set_abs_params(&elo->dev, ABS_Y, 96, 4000, 0, 0);

			input_set_abs_params(input_dev, ABS_X, 96, 4000, 0, 0);

			input_set_abs_params(input_dev, ABS_Y, 96, 4000, 0, 0);

			break;



		case 3: /* 3-byte protocol */

			input_set_abs_params(&elo->dev, ABS_X, 0, 255, 0, 0);

			input_set_abs_params(&elo->dev, ABS_Y, 0, 255, 0, 0);

			input_set_abs_params(input_dev, ABS_X, 0, 255, 0, 0);

			input_set_abs_params(input_dev, ABS_Y, 0, 255, 0, 0);

			break;

	}



	elo->serio = serio;



	sprintf(elo->phys, "%s/input0", serio->phys);



	elo->dev.private = elo;

	elo->dev.name = elo_name;

	elo->dev.phys = elo->phys;

	elo->dev.id.bustype = BUS_RS232;

	elo->dev.id.vendor = SERIO_ELO;

	elo->dev.id.product = elo->id;

	elo->dev.id.version = 0x0100;



	serio_set_drvdata(serio, elo);



	err = serio_open(serio, drv);

	if (err) {

		serio_set_drvdata(serio, NULL);

		kfree(elo);

		return err;

	}



	input_register_device(&elo->dev);



	printk(KERN_INFO "input: %s on %s\n", elo_name, serio->phys);

	if (err)

		goto fail;



	input_register_device(elo->dev);

	return 0;



 fail:	serio_set_drvdata(serio, NULL);

	input_free_device(input_dev);

	kfree(elo);

	return err;

}



/*

drivers/input/touchscreen/gunze.c

+33 −33
Original line number Diff line number Diff line
@@ -48,14 +48,12 @@ MODULE_LICENSE("GPL"); 


#define	GUNZE_MAX_LENGTH	10



static char *gunze_name = "Gunze AHL-51S TouchScreen";



/*

 * Per-touchscreen data.

 */



struct gunze {

	struct input_dev dev;

	struct input_dev *dev;

	struct serio *serio;

	int idx;

	unsigned char data[GUNZE_MAX_LENGTH];
@@ -64,7 +62,7 @@ struct gunze { 


static void gunze_process_packet(struct gunze* gunze, struct pt_regs *regs)

{

	struct input_dev *dev = &gunze->dev;

	struct input_dev *dev = gunze->dev;



	if (gunze->idx != GUNZE_MAX_LENGTH || gunze->data[5] != ',' ||

		(gunze->data[0] != 'T' && gunze->data[0] != 'R')) {
@@ -102,9 +100,11 @@ static void gunze_disconnect(struct serio *serio) 
{

	struct gunze *gunze = serio_get_drvdata(serio);



	input_unregister_device(&gunze->dev);

	input_get_device(gunze->dev);

	input_unregister_device(gunze->dev);

	serio_close(serio);

	serio_set_drvdata(serio, NULL);

	input_put_device(gunze->dev);

	kfree(gunze);

}
@@ -117,45 +117,45 @@ static void gunze_disconnect(struct serio *serio) 
static int gunze_connect(struct serio *serio, struct serio_driver *drv)

{

	struct gunze *gunze;

	struct input_dev *input_dev;

	int err;



	if (!(gunze = kmalloc(sizeof(struct gunze), GFP_KERNEL)))

		return -ENOMEM;



	memset(gunze, 0, sizeof(struct gunze));



	init_input_dev(&gunze->dev);

	gunze->dev.evbit[0] = BIT(EV_KEY) | BIT(EV_ABS);

	gunze->dev.keybit[LONG(BTN_TOUCH)] = BIT(BTN_TOUCH);

	input_set_abs_params(&gunze->dev, ABS_X, 24, 1000, 0, 0);

	input_set_abs_params(&gunze->dev, ABS_Y, 24, 1000, 0, 0);

	gunze = kzalloc(sizeof(struct gunze), GFP_KERNEL);

	input_dev = input_allocate_device();

	if (!gunze || !input_dev) {

		err = -ENOMEM;

		goto fail;

	}



	gunze->serio = serio;



	gunze->dev = input_dev;

	sprintf(gunze->phys, "%s/input0", serio->phys);



	gunze->dev.private = gunze;

	gunze->dev.name = gunze_name;

	gunze->dev.phys = gunze->phys;

	gunze->dev.id.bustype = BUS_RS232;

	gunze->dev.id.vendor = SERIO_GUNZE;

	gunze->dev.id.product = 0x0051;

	gunze->dev.id.version = 0x0100;

	input_dev->private = gunze;

	input_dev->name = "Gunze AHL-51S TouchScreen";

	input_dev->phys = gunze->phys;

	input_dev->id.bustype = BUS_RS232;

	input_dev->id.vendor = SERIO_GUNZE;

	input_dev->id.product = 0x0051;

	input_dev->id.version = 0x0100;

	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, 24, 1000, 0, 0);

	input_set_abs_params(input_dev, ABS_Y, 24, 1000, 0, 0);



	serio_set_drvdata(serio, gunze);



	err = serio_open(serio, drv);

	if (err) {

		serio_set_drvdata(serio, NULL);

		kfree(gunze);

		return err;

	}



	input_register_device(&gunze->dev);



	printk(KERN_INFO "input: %s on %s\n", gunze_name, serio->phys);

	if (err)

		goto fail;



	input_register_device(gunze->dev);

	return 0;



 fail:	serio_set_drvdata(serio, NULL);

	input_free_device(input_dev);

	kfree(gunze);

	return err;

}



/*

drivers/input/touchscreen/h3600_ts_input.c

+59 −90
Original line number Diff line number Diff line
@@ -39,7 +39,6 @@ 
#include <linux/serio.h>

#include <linux/init.h>

#include <linux/delay.h>

#include <linux/pm.h>



/* SA1100 serial defines */

#include <asm/arch/hardware.h>
@@ -93,16 +92,12 @@ MODULE_LICENSE("GPL"); 
#define H3600_SCANCODE_LEFT	8	 /* 8 -> left */

#define H3600_SCANCODE_DOWN	9	 /* 9 -> down */



static char *h3600_name = "H3600 TouchScreen";



/*

 * Per-touchscreen data.

 */

struct h3600_dev {

	struct input_dev dev;

	struct pm_dev *pm_dev;

	struct input_dev *dev;

	struct serio *serio;

	struct pm_dev *pm_dev;

	unsigned char event;	/* event ID from packet */

	unsigned char chksum;

	unsigned char len;
@@ -163,33 +158,6 @@ unsigned int h3600_flite_power(struct input_dev *dev, enum flite_pwr pwr) 
	return 0;

}



static int suspended = 0;

static int h3600ts_pm_callback(struct pm_dev *pm_dev, pm_request_t req,

				void *data)

{

	struct input_dev *dev = (struct input_dev *) data;



	switch (req) {

	case PM_SUSPEND: /* enter D1-D3 */

		suspended = 1;

		h3600_flite_power(dev, FLITE_PWR_OFF);

		break;

	case PM_BLANK:

		if (!suspended)

			h3600_flite_power(dev, FLITE_PWR_OFF);

		break;

	case PM_RESUME:  /* enter D0 */

		/* same as unblank */

	case PM_UNBLANK:

		if (suspended) {

			//initSerial();

			suspended = 0;

		}

		h3600_flite_power(dev, FLITE_PWR_ON);

		break;

	}

	return 0;

}

#endif



/*
@@ -199,7 +167,7 @@ static int h3600ts_pm_callback(struct pm_dev *pm_dev, pm_request_t req, 
 */

static void h3600ts_process_packet(struct h3600_dev *ts, struct pt_regs *regs)

{

	struct input_dev *dev = &ts->dev;

	struct input_dev *dev = ts->dev;

	static int touched = 0;

	int key, down = 0;
@@ -295,6 +263,7 @@ static void h3600ts_process_packet(struct h3600_dev *ts, struct pt_regs *regs) 
static int h3600ts_event(struct input_dev *dev, unsigned int type,

			 unsigned int code, int value)

{

#if 0

	struct h3600_dev *ts = dev->private;



	switch (type) {
@@ -304,6 +273,8 @@ static int h3600ts_event(struct input_dev *dev, unsigned int type, 
		}

	}

	return -1;

#endif

	return 0;

}



/*
@@ -380,14 +351,48 @@ static irqreturn_t h3600ts_interrupt(struct serio *serio, unsigned char data, 
static int h3600ts_connect(struct serio *serio, struct serio_driver *drv)

{

	struct h3600_dev *ts;

	struct input_dev *input_dev;

	int err;



	if (!(ts = kmalloc(sizeof(struct h3600_dev), GFP_KERNEL)))

		return -ENOMEM;

	ts = kzalloc(sizeof(struct h3600_dev), GFP_KERNEL);

	input_dev = input_allocate_device();

	if (!ts || !input_dev) {

		err = -ENOMEM;

		goto fail1;

	}



	memset(ts, 0, sizeof(struct h3600_dev));

	ts->serio = serio;

	ts->dev = input_dev;

	sprintf(ts->phys, "%s/input0", serio->phys);



	init_input_dev(&ts->dev);

	input_dev->name = "H3600 TouchScreen";

	input_dev->phys = ts->phys;

	input_dev->id.bustype = BUS_RS232;

	input_dev->id.vendor = SERIO_H3600;

	input_dev->id.product = 0x0666;  /* FIXME !!! We can ask the hardware */

	input_dev->id.version = 0x0100;

	input_dev->cdev.dev = &serio->dev;

	input_dev->private = ts;



	input_dev->event = h3600ts_event;



	input_dev->evbit[0] = BIT(EV_KEY) | BIT(EV_ABS) | BIT(EV_LED) | BIT(EV_PWR);

	input_dev->ledbit[0] = BIT(LED_SLEEP);

	input_set_abs_params(input_dev, ABS_X, 60, 985, 0, 0);

	input_set_abs_params(input_dev, ABS_Y, 35, 1024, 0, 0);



	set_bit(KEY_RECORD, input_dev->keybit);

	set_bit(KEY_Q, input_dev->keybit);

	set_bit(KEY_PROG1, input_dev->keybit);

	set_bit(KEY_PROG2, input_dev->keybit);

	set_bit(KEY_PROG3, input_dev->keybit);

	set_bit(KEY_UP, input_dev->keybit);

	set_bit(KEY_RIGHT, input_dev->keybit);

	set_bit(KEY_LEFT, input_dev->keybit);

	set_bit(KEY_DOWN, input_dev->keybit);

	set_bit(KEY_ENTER, input_dev->keybit);

	set_bit(KEY_SUSPEND, input_dev->keybit);

	set_bit(BTN_TOUCH, input_dev->keybit);



	/* Device specific stuff */

	set_GPIO_IRQ_edge(GPIO_BITSY_ACTION_BUTTON, GPIO_BOTH_EDGES);
@@ -397,73 +402,35 @@ static int h3600ts_connect(struct serio *serio, struct serio_driver *drv) 
			SA_SHIRQ | SA_INTERRUPT | SA_SAMPLE_RANDOM,

			"h3600_action", &ts->dev)) {

		printk(KERN_ERR "h3600ts.c: Could not allocate Action Button IRQ!\n");

		kfree(ts);

		return -EBUSY;

		err = -EBUSY;

		goto fail2;

	}



	if (request_irq(IRQ_GPIO_BITSY_NPOWER_BUTTON, npower_button_handler,

			SA_SHIRQ | SA_INTERRUPT | SA_SAMPLE_RANDOM,

			"h3600_suspend", &ts->dev)) {

		free_irq(IRQ_GPIO_BITSY_ACTION_BUTTON, &ts->dev);

		printk(KERN_ERR "h3600ts.c: Could not allocate Power Button IRQ!\n");

		kfree(ts);

		return -EBUSY;

		err = -EBUSY;

		goto fail3;

	}



	/* Now we have things going we setup our input device */

	ts->dev.evbit[0] = BIT(EV_KEY) | BIT(EV_ABS) | BIT(EV_LED) | BIT(EV_PWR);

	ts->dev.ledbit[0] = BIT(LED_SLEEP);

	input_set_abs_params(&ts->dev, ABS_X, 60, 985, 0, 0);

	input_set_abs_params(&ts->dev, ABS_Y, 35, 1024, 0, 0);



	set_bit(KEY_RECORD, ts->dev.keybit);

	set_bit(KEY_Q, ts->dev.keybit);

	set_bit(KEY_PROG1, ts->dev.keybit);

	set_bit(KEY_PROG2, ts->dev.keybit);

	set_bit(KEY_PROG3, ts->dev.keybit);

	set_bit(KEY_UP, ts->dev.keybit);

	set_bit(KEY_RIGHT, ts->dev.keybit);

	set_bit(KEY_LEFT, ts->dev.keybit);

	set_bit(KEY_DOWN, ts->dev.keybit);

	set_bit(KEY_ENTER, ts->dev.keybit);

	ts->dev.keybit[LONG(BTN_TOUCH)] |= BIT(BTN_TOUCH);

	ts->dev.keybit[LONG(KEY_SUSPEND)] |= BIT(KEY_SUSPEND);



	ts->serio = serio;



	sprintf(ts->phys, "%s/input0", serio->phys);



	ts->dev.event = h3600ts_event;

	ts->dev.private = ts;

	ts->dev.name = h3600_name;

	ts->dev.phys = ts->phys;

	ts->dev.id.bustype = BUS_RS232;

	ts->dev.id.vendor = SERIO_H3600;

	ts->dev.id.product = 0x0666;  /* FIXME !!! We can ask the hardware */

	ts->dev.id.version = 0x0100;



	serio_set_drvdata(serio, ts);



	err = serio_open(serio, drv);

	if (err) {

		free_irq(IRQ_GPIO_BITSY_ACTION_BUTTON, ts);

		free_irq(IRQ_GPIO_BITSY_NPOWER_BUTTON, ts);

		serio_set_drvdata(serio, NULL);

		kfree(ts);

	if (err)

		return err;

	}



	//h3600_flite_control(1, 25);     /* default brightness */

#ifdef CONFIG_PM

	ts->pm_dev = pm_register(PM_ILLUMINATION_DEV, PM_SYS_LIGHT,

				h3600ts_pm_callback);

	printk("registered pm callback\n");

#endif

	input_register_device(&ts->dev);



	printk(KERN_INFO "input: %s on %s\n", h3600_name, serio->phys);

	input_register_device(ts->dev);



	return 0;



fail3:	free_irq(IRQ_GPIO_BITSY_NPOWER_BUTTON, ts->dev);

fail2:	free_irq(IRQ_GPIO_BITSY_ACTION_BUTTON, ts->dev);

fail1:	serio_set_drvdata(serio, NULL);

	input_free_device(input_dev);

	kfree(ts);

	return err;

}



/*
@@ -476,9 +443,11 @@ static void h3600ts_disconnect(struct serio *serio) 


	free_irq(IRQ_GPIO_BITSY_ACTION_BUTTON, &ts->dev);

	free_irq(IRQ_GPIO_BITSY_NPOWER_BUTTON, &ts->dev);

	input_unregister_device(&ts->dev);

	input_get_device(ts->dev);

	input_unregister_device(ts->dev);

	serio_close(serio);

	serio_set_drvdata(serio, NULL);

	input_put_device(ts->dev);

	kfree(ts);

}

drivers/input/touchscreen/hp680_ts_input.c

+25 −25
Original line number Diff line number Diff line
@@ -21,10 +21,8 @@ 


static void do_softint(void *data);



static struct input_dev hp680_ts_dev;

static struct input_dev *hp680_ts_dev;

static DECLARE_WORK(work, do_softint, 0);

static char *hp680_ts_name = "HP Jornada touchscreen";

static char *hp680_ts_phys = "input0";



static void do_softint(void *data)

{
@@ -58,14 +56,14 @@ static void do_softint(void *data) 
	}



	if (touched) {

		input_report_key(&hp680_ts_dev, BTN_TOUCH, 1);

		input_report_abs(&hp680_ts_dev, ABS_X, absx);

		input_report_abs(&hp680_ts_dev, ABS_Y, absy);

		input_report_key(hp680_ts_dev, BTN_TOUCH, 1);

		input_report_abs(hp680_ts_dev, ABS_X, absx);

		input_report_abs(hp680_ts_dev, ABS_Y, absy);

	} else {

		input_report_key(&hp680_ts_dev, BTN_TOUCH, 0);

		input_report_key(hp680_ts_dev, BTN_TOUCH, 0);

	}



	input_sync(&hp680_ts_dev);

	input_sync(hp680_ts_dev);

	enable_irq(HP680_TS_IRQ);

}
@@ -92,27 +90,29 @@ static int __init hp680_ts_init(void) 
	scpcr |= SCPCR_TS_ENABLE;

	ctrl_outw(scpcr, SCPCR);



	memset(&hp680_ts_dev, 0, sizeof(hp680_ts_dev));

	init_input_dev(&hp680_ts_dev);

	hp680_ts_dev = input_allocate_device();

	if (!hp680_ts_dev)

		return -ENOMEM;



	hp680_ts_dev.evbit[0] = BIT(EV_ABS) | BIT(EV_KEY);

	hp680_ts_dev.absbit[0] = BIT(ABS_X) | BIT(ABS_Y);

	hp680_ts_dev.keybit[LONG(BTN_TOUCH)] = BIT(BTN_TOUCH);

	hp680_ts_dev->evbit[0] = BIT(EV_ABS) | BIT(EV_KEY);

	hp680_ts_dev->absbit[0] = BIT(ABS_X) | BIT(ABS_Y);

	hp680_ts_dev->keybit[LONG(BTN_TOUCH)] = BIT(BTN_TOUCH);



	hp680_ts_dev.absmin[ABS_X] = HP680_TS_ABS_X_MIN;

	hp680_ts_dev.absmin[ABS_Y] = HP680_TS_ABS_Y_MIN;

	hp680_ts_dev.absmax[ABS_X] = HP680_TS_ABS_X_MAX;

	hp680_ts_dev.absmax[ABS_Y] = HP680_TS_ABS_Y_MAX;

	hp680_ts_dev->absmin[ABS_X] = HP680_TS_ABS_X_MIN;

	hp680_ts_dev->absmin[ABS_Y] = HP680_TS_ABS_Y_MIN;

	hp680_ts_dev->absmax[ABS_X] = HP680_TS_ABS_X_MAX;

	hp680_ts_dev->absmax[ABS_Y] = HP680_TS_ABS_Y_MAX;



	hp680_ts_dev.name = hp680_ts_name;

	hp680_ts_dev.phys = hp680_ts_phys;

	input_register_device(&hp680_ts_dev);

	hp680_ts_dev->name = "HP Jornada touchscreen";

	hp680_ts_dev->phys = "hp680_ts/input0";



	if (request_irq

	    (HP680_TS_IRQ, hp680_ts_interrupt, SA_INTERRUPT, MODNAME, 0) < 0) {

	input_register_device(hp680_ts_dev);



	if (request_irq(HP680_TS_IRQ, hp680_ts_interrupt,

			SA_INTERRUPT, MODNAME, 0) < 0) {

		printk(KERN_ERR "hp680_touchscreen.c: Can't allocate irq %d\n",

		       HP680_TS_IRQ);

		input_unregister_device(&hp680_ts_dev);

		input_unregister_device(hp680_ts_dev);

		return -EBUSY;

	}
@@ -124,7 +124,7 @@ static void __exit hp680_ts_exit(void) 
	free_irq(HP680_TS_IRQ, 0);

	cancel_delayed_work(&work);

	flush_scheduled_work();

	input_unregister_device(&hp680_ts_dev);

	input_unregister_device(hp680_ts_dev);

}



module_init(hp680_ts_init);