[PARISC] Convert HIL drivers to use input_allocate_device
Convert HIL drivers to use input_allocate_device() - avoids crashes.
Signed-off-by: Helge Deller <deller@parisc-linux.org>
Signed-off-by: Kyle McMartin <kyle@parisc-linux.org>
diff --git a/drivers/input/keyboard/hil_kbd.c b/drivers/input/keyboard/hil_kbd.c
index 0a90962..99f8c5b 100644
--- a/drivers/input/keyboard/hil_kbd.c
+++ b/drivers/input/keyboard/hil_kbd.c
@@ -66,7 +66,7 @@
static char hil_language[][16] = { HIL_LOCALE_MAP };
struct hil_kbd {
- struct input_dev dev;
+ struct input_dev *dev;
struct serio *serio;
/* Input buffer and index for packets from HIL bus. */
@@ -86,7 +86,7 @@
/* Process a complete packet after transfer from the HIL */
static void hil_kbd_process_record(struct hil_kbd *kbd)
{
- struct input_dev *dev = &kbd->dev;
+ struct input_dev *dev = kbd->dev;
hil_packet *data = kbd->data;
hil_packet p;
int idx, i, cnt;
@@ -240,8 +240,9 @@
return;
}
- input_unregister_device(&kbd->dev);
+ input_unregister_device(kbd->dev);
serio_close(serio);
+ input_free_device(kbd->dev);
kfree(kbd);
}
@@ -251,16 +252,18 @@
uint8_t did, *idd;
int i;
- kbd = kmalloc(sizeof(*kbd), GFP_KERNEL);
+ kbd = kzalloc(sizeof(*kbd), GFP_KERNEL);
if (!kbd)
return -ENOMEM;
- memset(kbd, 0, sizeof(struct hil_kbd));
+
+ kbd->dev = input_allocate_device();
+ if (!kbd->dev) goto bail1;
+ kbd->dev->private = kbd;
if (serio_open(serio, drv)) goto bail0;
serio_set_drvdata(serio, kbd);
kbd->serio = serio;
- kbd->dev.private = kbd;
init_MUTEX_LOCKED(&(kbd->sem));
@@ -302,38 +305,38 @@
did, hil_language[did & HIL_IDD_DID_TYPE_KB_LANG_MASK]);
break;
default:
- goto bail1;
+ goto bail2;
}
if(HIL_IDD_NUM_BUTTONS(idd) || HIL_IDD_NUM_AXES_PER_SET(*idd)) {
printk(KERN_INFO PREFIX "keyboards only, no combo devices supported.\n");
- goto bail1;
+ goto bail2;
}
- kbd->dev.evbit[0] = BIT(EV_KEY) | BIT(EV_REP);
- kbd->dev.ledbit[0] = BIT(LED_NUML) | BIT(LED_CAPSL) | BIT(LED_SCROLLL);
- kbd->dev.keycodemax = HIL_KEYCODES_SET1_TBLSIZE;
- kbd->dev.keycodesize = sizeof(hil_kbd_set1[0]);
- kbd->dev.keycode = hil_kbd_set1;
- kbd->dev.name = strlen(kbd->rnm) ? kbd->rnm : HIL_GENERIC_NAME;
- kbd->dev.phys = "hpkbd/input0"; /* XXX */
+ kbd->dev->evbit[0] = BIT(EV_KEY) | BIT(EV_REP);
+ kbd->dev->ledbit[0] = BIT(LED_NUML) | BIT(LED_CAPSL) | BIT(LED_SCROLLL);
+ kbd->dev->keycodemax = HIL_KEYCODES_SET1_TBLSIZE;
+ kbd->dev->keycodesize = sizeof(hil_kbd_set1[0]);
+ kbd->dev->keycode = hil_kbd_set1;
+ kbd->dev->name = strlen(kbd->rnm) ? kbd->rnm : HIL_GENERIC_NAME;
+ kbd->dev->phys = "hpkbd/input0"; /* XXX */
- kbd->dev.id.bustype = BUS_HIL;
- kbd->dev.id.vendor = PCI_VENDOR_ID_HP;
- kbd->dev.id.product = 0x0001; /* TODO: get from kbd->rsc */
- kbd->dev.id.version = 0x0100; /* TODO: get from kbd->rsc */
- kbd->dev.dev = &serio->dev;
+ kbd->dev->id.bustype = BUS_HIL;
+ kbd->dev->id.vendor = PCI_VENDOR_ID_HP;
+ kbd->dev->id.product = 0x0001; /* TODO: get from kbd->rsc */
+ kbd->dev->id.version = 0x0100; /* TODO: get from kbd->rsc */
+ kbd->dev->dev = &serio->dev;
for (i = 0; i < 128; i++) {
- set_bit(hil_kbd_set1[i], kbd->dev.keybit);
- set_bit(hil_kbd_set3[i], kbd->dev.keybit);
+ set_bit(hil_kbd_set1[i], kbd->dev->keybit);
+ set_bit(hil_kbd_set3[i], kbd->dev->keybit);
}
- clear_bit(0, kbd->dev.keybit);
+ clear_bit(0, kbd->dev->keybit);
- input_register_device(&kbd->dev);
+ input_register_device(kbd->dev);
printk(KERN_INFO "input: %s, ID: %d\n",
- kbd->dev.name, did);
+ kbd->dev->name, did);
serio->write(serio, 0);
serio->write(serio, 0);
@@ -343,8 +346,10 @@
up(&(kbd->sem));
return 0;
- bail1:
+ bail2:
serio_close(serio);
+ bail1:
+ input_free_device(kbd->dev);
bail0:
kfree(kbd);
serio_set_drvdata(serio, NULL);
diff --git a/drivers/input/keyboard/hilkbd.c b/drivers/input/keyboard/hilkbd.c
index e95bc05..452c5f3 100644
--- a/drivers/input/keyboard/hilkbd.c
+++ b/drivers/input/keyboard/hilkbd.c
@@ -3,7 +3,7 @@
*
* Copyright (C) 1998 Philip Blundell <philb@gnu.org>
* Copyright (C) 1999 Matthew Wilcox <willy@bofh.ai>
- * Copyright (C) 1999-2003 Helge Deller <deller@gmx.de>
+ * Copyright (C) 1999-2006 Helge Deller <deller@gmx.de>
*
* Very basic HP Human Interface Loop (HIL) driver.
* This driver handles the keyboard on HP300 (m68k) and on some
@@ -90,7 +90,7 @@
/* HIL structure */
static struct {
- struct input_dev dev;
+ struct input_dev *dev;
unsigned int curdev;
@@ -117,7 +117,7 @@
down = (hil_dev.data[1] & 1) == 0;
scode = hil_dev.data[1] >> 1;
key = hphilkeyb_keycode[scode];
- input_report_key(&hil_dev.dev, key, down);
+ input_report_key(hil_dev.dev, key, down);
break;
}
hil_dev.curdev = 0;
@@ -207,9 +207,14 @@
unsigned int i, kbid;
wait_queue_head_t hil_wait;
- if (hil_dev.dev.id.bustype) {
+ if (hil_dev.dev) {
return -ENODEV; /* already initialized */
}
+
+ hil_dev.dev = input_allocate_device();
+ if (!hil_dev.dev)
+ return -ENOMEM;
+ hil_dev.dev->private = &hil_dev;
#if defined(CONFIG_HP300)
if (!hwreg_present((void *)(HILBASE + HIL_DATA)))
@@ -247,28 +252,26 @@
c = 0;
hil_do(HIL_WRITEKBDSADR, &c, 1);
- init_input_dev(&hil_dev.dev);
-
for (i = 0; i < HIL_KEYCODES_SET1_TBLSIZE; i++)
if (hphilkeyb_keycode[i] != KEY_RESERVED)
- set_bit(hphilkeyb_keycode[i], hil_dev.dev.keybit);
+ set_bit(hphilkeyb_keycode[i], hil_dev.dev->keybit);
- hil_dev.dev.evbit[0] = BIT(EV_KEY) | BIT(EV_REP);
- hil_dev.dev.ledbit[0] = BIT(LED_NUML) | BIT(LED_CAPSL) | BIT(LED_SCROLLL);
- hil_dev.dev.keycodemax = HIL_KEYCODES_SET1_TBLSIZE;
- hil_dev.dev.keycodesize = sizeof(hphilkeyb_keycode[0]);
- hil_dev.dev.keycode = hphilkeyb_keycode;
- hil_dev.dev.name = "HIL keyboard";
- hil_dev.dev.phys = "hpkbd/input0";
+ hil_dev.dev->evbit[0] = BIT(EV_KEY) | BIT(EV_REP);
+ hil_dev.dev->ledbit[0] = BIT(LED_NUML) | BIT(LED_CAPSL) | BIT(LED_SCROLLL);
+ hil_dev.dev->keycodemax = HIL_KEYCODES_SET1_TBLSIZE;
+ hil_dev.dev->keycodesize = sizeof(hphilkeyb_keycode[0]);
+ hil_dev.dev->keycode = hphilkeyb_keycode;
+ hil_dev.dev->name = "HIL keyboard";
+ hil_dev.dev->phys = "hpkbd/input0";
- hil_dev.dev.id.bustype = BUS_HIL;
- hil_dev.dev.id.vendor = PCI_VENDOR_ID_HP;
- hil_dev.dev.id.product = 0x0001;
- hil_dev.dev.id.version = 0x0010;
+ hil_dev.dev->id.bustype = BUS_HIL;
+ hil_dev.dev->id.vendor = PCI_VENDOR_ID_HP;
+ hil_dev.dev->id.product = 0x0001;
+ hil_dev.dev->id.version = 0x0010;
- input_register_device(&hil_dev.dev);
+ input_register_device(hil_dev.dev);
printk(KERN_INFO "input: %s, ID %d at 0x%08lx (irq %d) found and attached\n",
- hil_dev.dev.name, kbid, HILBASE, HIL_IRQ);
+ hil_dev.dev->name, kbid, HILBASE, HIL_IRQ);
return 0;
}
@@ -329,7 +332,10 @@
/* Turn off interrupts */
hil_do(HIL_INTOFF, NULL, 0);
- input_unregister_device(&hil_dev.dev);
+ input_unregister_device(hil_dev.dev);
+
+ input_free_device(hil_dev.dev);
+ hil_dev.dev = NULL;
#if defined(CONFIG_PARISC)
unregister_parisc_driver(&hil_driver);