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path: root/drivers/input/keyboard/spitzkbd.c
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Diffstat (limited to 'drivers/input/keyboard/spitzkbd.c')
-rw-r--r--drivers/input/keyboard/spitzkbd.c140
1 files changed, 75 insertions, 65 deletions
diff --git a/drivers/input/keyboard/spitzkbd.c b/drivers/input/keyboard/spitzkbd.c
index 1714045a182..6a15fe3bc52 100644
--- a/drivers/input/keyboard/spitzkbd.c
+++ b/drivers/input/keyboard/spitzkbd.c
@@ -12,7 +12,7 @@
*/
#include <linux/delay.h>
-#include <linux/device.h>
+#include <linux/platform_device.h>
#include <linux/init.h>
#include <linux/input.h>
#include <linux/interrupt.h>
@@ -53,7 +53,7 @@ static unsigned char spitzkbd_keycode[NR_SCANCODES] = {
KEY_LEFTCTRL, KEY_1, KEY_3, KEY_5, KEY_6, KEY_7, KEY_9, KEY_0, KEY_BACKSPACE, SPITZ_KEY_EXOK, SPITZ_KEY_EXCANCEL, 0, 0, 0, 0, 0, /* 1-16 */
0, KEY_2, KEY_4, KEY_R, KEY_Y, KEY_8, KEY_I, KEY_O, KEY_P, SPITZ_KEY_EXJOGDOWN, SPITZ_KEY_EXJOGUP, 0, 0, 0, 0, 0, /* 17-32 */
KEY_TAB, KEY_Q, KEY_E, KEY_T, KEY_G, KEY_U, KEY_J, KEY_K, 0, 0, 0, 0, 0, 0, 0, 0, /* 33-48 */
- SPITZ_KEY_CALENDER, KEY_W, KEY_S, KEY_F, KEY_V, KEY_H, KEY_M, KEY_L, 0, 0, KEY_RIGHTSHIFT, 0, 0, 0, 0, 0, /* 49-64 */
+ SPITZ_KEY_CALENDER, KEY_W, KEY_S, KEY_F, KEY_V, KEY_H, KEY_M, KEY_L, 0, KEY_RIGHTSHIFT, 0, 0, 0, 0, 0, 0, /* 49-64 */
SPITZ_KEY_ADDRESS, KEY_A, KEY_D, KEY_C, KEY_B, KEY_N, KEY_DOT, 0, KEY_ENTER, KEY_LEFTSHIFT, 0, 0, 0, 0, 0, 0, /* 65-80 */
SPITZ_KEY_MAIL, KEY_Z, KEY_X, KEY_MINUS, KEY_SPACE, KEY_COMMA, 0, KEY_UP, 0, 0, SPITZ_KEY_FN, 0, 0, 0, 0, 0, /* 81-96 */
KEY_SYSRQ, SPITZ_KEY_JAP1, SPITZ_KEY_JAP2, SPITZ_KEY_CANCEL, SPITZ_KEY_OK, SPITZ_KEY_MENU, KEY_LEFT, KEY_DOWN, KEY_RIGHT, 0, 0, 0, 0, 0, 0, 0 /* 97-112 */
@@ -85,7 +85,7 @@ static int spitz_senses[] = {
struct spitzkbd {
unsigned char keycode[ARRAY_SIZE(spitzkbd_keycode)];
- struct input_dev input;
+ struct input_dev *input;
char phys[32];
spinlock_t lock;
@@ -187,8 +187,7 @@ static void spitzkbd_scankeyboard(struct spitzkbd *spitzkbd_data, struct pt_regs
spin_lock_irqsave(&spitzkbd_data->lock, flags);
- if (regs)
- input_regs(&spitzkbd_data->input, regs);
+ input_regs(spitzkbd_data->input, regs);
num_pressed = 0;
for (col = 0; col < KB_COLS; col++) {
@@ -210,7 +209,7 @@ static void spitzkbd_scankeyboard(struct spitzkbd *spitzkbd_data, struct pt_regs
scancode = SCANCODE(row, col);
pressed = rowd & KB_ROWMASK(row);
- input_report_key(&spitzkbd_data->input, spitzkbd_data->keycode[scancode], pressed);
+ input_report_key(spitzkbd_data->input, spitzkbd_data->keycode[scancode], pressed);
if (pressed)
num_pressed++;
@@ -220,15 +219,15 @@ static void spitzkbd_scankeyboard(struct spitzkbd *spitzkbd_data, struct pt_regs
spitzkbd_activate_all();
- input_report_key(&spitzkbd_data->input, SPITZ_KEY_SYNC, (GPLR(SPITZ_GPIO_SYNC) & GPIO_bit(SPITZ_GPIO_SYNC)) != 0 );
- input_report_key(&spitzkbd_data->input, KEY_SUSPEND, pwrkey);
+ input_report_key(spitzkbd_data->input, SPITZ_KEY_SYNC, (GPLR(SPITZ_GPIO_SYNC) & GPIO_bit(SPITZ_GPIO_SYNC)) != 0 );
+ input_report_key(spitzkbd_data->input, KEY_SUSPEND, pwrkey);
if (pwrkey && time_after(jiffies, spitzkbd_data->suspend_jiffies + msecs_to_jiffies(1000))) {
- input_event(&spitzkbd_data->input, EV_PWR, KEY_SUSPEND, 1);
+ input_event(spitzkbd_data->input, EV_PWR, KEY_SUSPEND, 1);
spitzkbd_data->suspend_jiffies = jiffies;
}
- input_sync(&spitzkbd_data->input);
+ input_sync(spitzkbd_data->input);
/* if any keys are pressed, enable the timer */
if (num_pressed)
@@ -259,6 +258,7 @@ static irqreturn_t spitzkbd_interrupt(int irq, void *dev_id, struct pt_regs *reg
static void spitzkbd_timer_callback(unsigned long data)
{
struct spitzkbd *spitzkbd_data = (struct spitzkbd *) data;
+
spitzkbd_scankeyboard(spitzkbd_data, NULL);
}
@@ -298,9 +298,9 @@ static void spitzkbd_hinge_timer(unsigned long data)
if (hinge_count >= HINGE_STABLE_COUNT) {
spin_lock_irqsave(&spitzkbd_data->lock, flags);
- input_report_switch(&spitzkbd_data->input, SW_0, ((GPLR(SPITZ_GPIO_SWA) & GPIO_bit(SPITZ_GPIO_SWA)) != 0));
- input_report_switch(&spitzkbd_data->input, SW_1, ((GPLR(SPITZ_GPIO_SWB) & GPIO_bit(SPITZ_GPIO_SWB)) != 0));
- input_sync(&spitzkbd_data->input);
+ input_report_switch(spitzkbd_data->input, SW_0, ((GPLR(SPITZ_GPIO_SWA) & GPIO_bit(SPITZ_GPIO_SWA)) != 0));
+ input_report_switch(spitzkbd_data->input, SW_1, ((GPLR(SPITZ_GPIO_SWB) & GPIO_bit(SPITZ_GPIO_SWB)) != 0));
+ input_sync(spitzkbd_data->input);
spin_unlock_irqrestore(&spitzkbd_data->lock, flags);
} else {
@@ -309,34 +309,32 @@ static void spitzkbd_hinge_timer(unsigned long data)
}
#ifdef CONFIG_PM
-static int spitzkbd_suspend(struct device *dev, pm_message_t state, uint32_t level)
+static int spitzkbd_suspend(struct platform_device *dev, pm_message_t state)
{
- if (level == SUSPEND_POWER_DOWN) {
- int i;
- struct spitzkbd *spitzkbd = dev_get_drvdata(dev);
- spitzkbd->suspended = 1;
-
- /* Set Strobe lines as inputs - *except* strobe line 0 leave this
- enabled so we can detect a power button press for resume */
- for (i = 1; i < SPITZ_KEY_STROBE_NUM; i++)
- pxa_gpio_mode(spitz_strobes[i] | GPIO_IN);
- }
+ int i;
+ struct spitzkbd *spitzkbd = platform_get_drvdata(dev);
+ spitzkbd->suspended = 1;
+
+ /* Set Strobe lines as inputs - *except* strobe line 0 leave this
+ enabled so we can detect a power button press for resume */
+ for (i = 1; i < SPITZ_KEY_STROBE_NUM; i++)
+ pxa_gpio_mode(spitz_strobes[i] | GPIO_IN);
+
return 0;
}
-static int spitzkbd_resume(struct device *dev, uint32_t level)
+static int spitzkbd_resume(struct platform_device *dev)
{
- if (level == RESUME_POWER_ON) {
- int i;
- struct spitzkbd *spitzkbd = dev_get_drvdata(dev);
+ int i;
+ struct spitzkbd *spitzkbd = platform_get_drvdata(dev);
- for (i = 0; i < SPITZ_KEY_STROBE_NUM; i++)
- pxa_gpio_mode(spitz_strobes[i] | GPIO_OUT | GPIO_DFLT_HIGH);
+ for (i = 0; i < SPITZ_KEY_STROBE_NUM; i++)
+ pxa_gpio_mode(spitz_strobes[i] | GPIO_OUT | GPIO_DFLT_HIGH);
+
+ /* Upon resume, ignore the suspend key for a short while */
+ spitzkbd->suspend_jiffies = jiffies;
+ spitzkbd->suspended = 0;
- /* Upon resume, ignore the suspend key for a short while */
- spitzkbd->suspend_jiffies = jiffies;
- spitzkbd->suspended = 0;
- }
return 0;
}
#else
@@ -344,16 +342,23 @@ static int spitzkbd_resume(struct device *dev, uint32_t level)
#define spitzkbd_resume NULL
#endif
-static int __init spitzkbd_probe(struct device *dev)
+static int __init spitzkbd_probe(struct platform_device *dev)
{
- int i;
struct spitzkbd *spitzkbd;
+ struct input_dev *input_dev;
+ int i;
spitzkbd = kzalloc(sizeof(struct spitzkbd), GFP_KERNEL);
if (!spitzkbd)
return -ENOMEM;
- dev_set_drvdata(dev,spitzkbd);
+ input_dev = input_allocate_device();
+ if (!input_dev) {
+ kfree(spitzkbd);
+ return -ENOMEM;
+ }
+
+ platform_set_drvdata(dev, spitzkbd);
strcpy(spitzkbd->phys, "spitzkbd/input0");
spin_lock_init(&spitzkbd->lock);
@@ -368,30 +373,34 @@ static int __init spitzkbd_probe(struct device *dev)
spitzkbd->htimer.function = spitzkbd_hinge_timer;
spitzkbd->htimer.data = (unsigned long) spitzkbd;
- spitzkbd->suspend_jiffies=jiffies;
-
- init_input_dev(&spitzkbd->input);
- spitzkbd->input.private = spitzkbd;
- spitzkbd->input.name = "Spitz Keyboard";
- spitzkbd->input.dev = dev;
- spitzkbd->input.phys = spitzkbd->phys;
- spitzkbd->input.id.bustype = BUS_HOST;
- spitzkbd->input.id.vendor = 0x0001;
- spitzkbd->input.id.product = 0x0001;
- spitzkbd->input.id.version = 0x0100;
- spitzkbd->input.evbit[0] = BIT(EV_KEY) | BIT(EV_REP) | BIT(EV_PWR) | BIT(EV_SW);
- spitzkbd->input.keycode = spitzkbd->keycode;
- spitzkbd->input.keycodesize = sizeof(unsigned char);
- spitzkbd->input.keycodemax = ARRAY_SIZE(spitzkbd_keycode);
+ spitzkbd->suspend_jiffies = jiffies;
+
+ spitzkbd->input = input_dev;
+
+ input_dev->private = spitzkbd;
+ input_dev->name = "Spitz Keyboard";
+ input_dev->phys = spitzkbd->phys;
+ input_dev->cdev.dev = &dev->dev;
+
+ input_dev->id.bustype = BUS_HOST;
+ input_dev->id.vendor = 0x0001;
+ input_dev->id.product = 0x0001;
+ input_dev->id.version = 0x0100;
+
+ input_dev->evbit[0] = BIT(EV_KEY) | BIT(EV_REP) | BIT(EV_PWR) | BIT(EV_SW);
+ input_dev->keycode = spitzkbd->keycode;
+ input_dev->keycodesize = sizeof(unsigned char);
+ input_dev->keycodemax = ARRAY_SIZE(spitzkbd_keycode);
memcpy(spitzkbd->keycode, spitzkbd_keycode, sizeof(spitzkbd->keycode));
for (i = 0; i < ARRAY_SIZE(spitzkbd_keycode); i++)
- set_bit(spitzkbd->keycode[i], spitzkbd->input.keybit);
- clear_bit(0, spitzkbd->input.keybit);
- set_bit(SW_0, spitzkbd->input.swbit);
- set_bit(SW_1, spitzkbd->input.swbit);
+ set_bit(spitzkbd->keycode[i], input_dev->keybit);
+ clear_bit(0, input_dev->keybit);
+ set_bit(SW_0, input_dev->swbit);
+ set_bit(SW_1, input_dev->swbit);
+
+ input_register_device(input_dev);
- input_register_device(&spitzkbd->input);
mod_timer(&spitzkbd->htimer, jiffies + msecs_to_jiffies(HINGE_SCAN_INTERVAL));
/* Setup sense interrupts - RisingEdge Detect, sense lines as inputs */
@@ -428,10 +437,10 @@ static int __init spitzkbd_probe(struct device *dev)
return 0;
}
-static int spitzkbd_remove(struct device *dev)
+static int spitzkbd_remove(struct platform_device *dev)
{
int i;
- struct spitzkbd *spitzkbd = dev_get_drvdata(dev);
+ struct spitzkbd *spitzkbd = platform_get_drvdata(dev);
for (i = 0; i < SPITZ_KEY_SENSE_NUM; i++)
free_irq(IRQ_GPIO(spitz_senses[i]), spitzkbd);
@@ -444,30 +453,31 @@ static int spitzkbd_remove(struct device *dev)
del_timer_sync(&spitzkbd->htimer);
del_timer_sync(&spitzkbd->timer);
- input_unregister_device(&spitzkbd->input);
+ input_unregister_device(spitzkbd->input);
kfree(spitzkbd);
return 0;
}
-static struct device_driver spitzkbd_driver = {
- .name = "spitz-keyboard",
- .bus = &platform_bus_type,
+static struct platform_driver spitzkbd_driver = {
.probe = spitzkbd_probe,
.remove = spitzkbd_remove,
.suspend = spitzkbd_suspend,
.resume = spitzkbd_resume,
+ .driver = {
+ .name = "spitz-keyboard",
+ },
};
static int __devinit spitzkbd_init(void)
{
- return driver_register(&spitzkbd_driver);
+ return platform_driver_register(&spitzkbd_driver);
}
static void __exit spitzkbd_exit(void)
{
- driver_unregister(&spitzkbd_driver);
+ platform_driver_unregister(&spitzkbd_driver);
}
module_init(spitzkbd_init);