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Commit 3f07d879 authored by Dmitry Torokhov's avatar Dmitry Torokhov
Browse files

Input: aaed2000_kbd - convert to use polldev library 



Signed-off-by: default avatarDmitry Torokhov <dtor@mail.ru>
parent e37a97d4

drivers/input/keyboard/Kconfig

+1 −0
Original line number Diff line number Diff line
@@ -215,6 +215,7 @@ config KEYBOARD_PXA27x 
config KEYBOARD_AAED2000

	tristate "AAED-2000 keyboard"

	depends on MACH_AAED2000

	select INPUT_POLLDEV

	default y

	help

	  Say Y here to enable the keyboard on the Agilent AAED-2000

drivers/input/keyboard/aaed2000_kbd.c

+20 −42
Original line number Diff line number Diff line
@@ -14,12 +14,11 @@ 
#include <linux/delay.h>

#include <linux/platform_device.h>

#include <linux/init.h>

#include <linux/input.h>

#include <linux/input-polldev.h>

#include <linux/interrupt.h>

#include <linux/jiffies.h>

#include <linux/module.h>

#include <linux/slab.h>

#include <linux/workqueue.h>



#include <asm/arch/hardware.h>

#include <asm/arch/aaed2000.h>
@@ -46,8 +45,7 @@ static unsigned char aaedkbd_keycode[NR_SCANCODES] = { 


struct aaedkbd {

	unsigned char keycode[ARRAY_SIZE(aaedkbd_keycode)];

	struct input_dev *input;

	struct work_struct workq;

	struct input_polled_dev *poll_dev;

	int kbdscan_state[KB_COLS];

	int kbdscan_count[KB_COLS];

};
@@ -64,14 +62,15 @@ static void aaedkbd_report_col(struct aaedkbd *aaedkbd, 
		scancode = SCANCODE(row, col);

		pressed = rowd & KB_ROWMASK(row);



		input_report_key(aaedkbd->input, aaedkbd->keycode[scancode], pressed);

		input_report_key(aaedkbd->poll_dev->input,

				 aaedkbd->keycode[scancode], pressed);

	}

}



/* Scan the hardware keyboard and push any changes up through the input layer */

static void aaedkbd_work(void *data)

static void aaedkbd_poll(struct input_polled_dev *dev)

{

	struct aaedkbd *aaedkbd = data;

	struct aaedkbd *aaedkbd = dev->private;

	unsigned int col, rowd;



	col = 0;
@@ -90,51 +89,34 @@ static void aaedkbd_work(void *data) 
	} while (col < KB_COLS);



	AAEC_GPIO_KSCAN = 0x07;

	input_sync(aaedkbd->input);



	schedule_delayed_work(&aaedkbd->workq, msecs_to_jiffies(SCAN_INTERVAL));

}



static int aaedkbd_open(struct input_dev *indev)

{

	struct aaedkbd *aaedkbd = input_get_drvdata(indev);



	schedule_delayed_work(&aaedkbd->workq, msecs_to_jiffies(SCAN_INTERVAL));



	return 0;

}



static void aaedkbd_close(struct input_dev *indev)

{

	struct aaedkbd *aaedkbd = input_get_drvdata(indev);



	cancel_delayed_work(&aaedkbd->workq);

	flush_scheduled_work();

	input_sync(dev->input);

}



static int __devinit aaedkbd_probe(struct platform_device *pdev)

{

	struct aaedkbd *aaedkbd;

	struct input_polled_dev *poll_dev;

	struct input_dev *input_dev;

	int i;

	int error;



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

	input_dev = input_allocate_device();

	if (!aaedkbd || !input_dev) {

	poll_dev = input_allocate_polled_device();

	if (!aaedkbd || !poll_dev) {

		error = -ENOMEM;

		goto fail;

	}



	platform_set_drvdata(pdev, aaedkbd);



	aaedkbd->input = input_dev;



	/* Init keyboard rescan workqueue */

	INIT_WORK(&aaedkbd->workq, aaedkbd_work, aaedkbd);



	aaedkbd->poll_dev = poll_dev;

	memcpy(aaedkbd->keycode, aaedkbd_keycode, sizeof(aaedkbd->keycode));



	poll_dev->private = aaedkbd;

	poll_dev->poll = aaedkbd_poll;

	poll_dev->poll_interval = SCAN_INTERVAL;



	input_dev = poll_dev->input;

	input_dev->name = "AAED-2000 Keyboard";

	input_dev->phys = "aaedkbd/input0";

	input_dev->id.bustype = BUS_HOST;
@@ -143,8 +125,6 @@ static int __devinit aaedkbd_probe(struct platform_device *pdev) 
	input_dev->id.version = 0x0100;

	input_dev->dev.parent = &pdev->dev;



	input_set_drvdata(input_dev, aaedkbd);



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

	input_dev->keycode = aaedkbd->keycode;

	input_dev->keycodesize = sizeof(unsigned char);
@@ -154,17 +134,14 @@ static int __devinit aaedkbd_probe(struct platform_device *pdev) 
		set_bit(aaedkbd->keycode[i], input_dev->keybit);

	clear_bit(0, input_dev->keybit);



	input_dev->open = aaedkbd_open;

	input_dev->close = aaedkbd_close;



	error = input_register_device(aaedkbd->input);

	error = input_register_polled_device(aaedkbd->poll_dev);

	if (error)

		goto fail;



	return 0;



 fail:	kfree(aaedkbd);

	input_free_device(input_dev);

	input_free_polled_device(poll_dev);

	return error;

}
@@ -172,7 +149,8 @@ static int __devexit aaedkbd_remove(struct platform_device *pdev) 
{

	struct aaedkbd *aaedkbd = platform_get_drvdata(pdev);



	input_unregister_device(aaedkbd->input);

	input_unregister_polled_device(aaedkbd->poll_dev);

	input_free_polled_device(aaedkbd->poll_dev);

	kfree(aaedkbd);



	return 0;