[PATCH] m68k: restore amikbd compatibility with 2.4

Dump the extra mapping in the amikbd interrupt handler, so old Amiga keymaps
work again.  Amigas need a special keymap anyway, standard keymaps are not
usable and recreating all keymaps is simply not worth the trouble.

Signed-off-by: Roman Zippel <zippel@linux-m68k.org>
Cc: Dmitry Torokhov <dtor_core@ameritech.net>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

diff --git a/drivers/input/keyboard/amikbd.c b/drivers/input/keyboard/amikbd.c
index 4c8fb1f8631f37c55886196c04ac354f831b5b60..f1f9db9d282c6eafa636761bbc0c772d217efdf6 100644 (file)
--- a/drivers/input/keyboard/amikbd.c
+++ b/drivers/input/keyboard/amikbd.c
@@ -36,6 +36,7 @@
 #include <linux/input.h>
 #include <linux/delay.h>
 #include <linux/interrupt.h>
+#include <linux/keyboard.h>
 
 #include <asm/amigaints.h>
 #include <asm/amigahw.h>
@@ -45,7 +46,7 @@ MODULE_AUTHOR("Vojtech Pavlik <vojtech@ucw.cz>");
 MODULE_DESCRIPTION("Amiga keyboard driver");
 MODULE_LICENSE("GPL");
 
-static unsigned char amikbd_keycode[0x78] = {
+static unsigned char amikbd_keycode[0x78] __initdata = {
        [0]      = KEY_GRAVE,
        [1]      = KEY_1,
        [2]      = KEY_2,
@@ -170,12 +171,9 @@ static irqreturn_t amikbd_interrupt(int irq, void *dummy, struct pt_regs *fp)
        scancode >>= 1;
 
        if (scancode < 0x78) {          /* scancodes < 0x78 are keys */
-
-               scancode = amikbd_keycode[scancode];
-
                input_regs(amikbd_dev, fp);
 
-               if (scancode == KEY_CAPSLOCK) { /* CapsLock is a toggle switch key on Amiga */
+               if (scancode == 98) {   /* CapsLock is a toggle switch key on Amiga */
                        input_report_key(amikbd_dev, scancode, 1);
                        input_report_key(amikbd_dev, scancode, 0);
                } else {
@@ -191,7 +189,7 @@ static irqreturn_t amikbd_interrupt(int irq, void *dummy, struct pt_regs *fp)
 
 static int __init amikbd_init(void)
 {
-       int i;
+       int i, j;
 
        if (!AMIGAHW_PRESENT(AMI_KEYBOARD))
                return -EIO;
@@ -214,14 +212,26 @@ static int __init amikbd_init(void)
        amikbd_dev->id.version = 0x0100;
 
        amikbd_dev->evbit[0] = BIT(EV_KEY) | BIT(EV_REP);
-       amikbd_dev->keycode = amikbd_keycode;
-       amikbd_dev->keycodesize = sizeof(unsigned char);
-       amikbd_dev->keycodemax = ARRAY_SIZE(amikbd_keycode);
 
        for (i = 0; i < 0x78; i++)
-               if (amikbd_keycode[i])
-                       set_bit(amikbd_keycode[i], amikbd_dev->keybit);
-
+               set_bit(i, amikbd_dev->keybit);
+
+       for (i = 0; i < MAX_NR_KEYMAPS; i++) {
+               static u_short temp_map[NR_KEYS] __initdata;
+               if (!key_maps[i])
+                       continue;
+               memset(temp_map, 0, sizeof(temp_map));
+               for (j = 0; j < 0x78; j++) {
+                       if (!amikbd_keycode[j])
+                               continue;
+                       temp_map[j] = key_maps[i][amikbd_keycode[j]];
+               }
+               for (j = 0; j < NR_KEYS; j++) {
+                       if (!temp_map[j])
+                               temp_map[j] = 0xf200;
+               }
+               memcpy(key_maps[i], temp_map, sizeof(temp_map));
+       }
        ciaa.cra &= ~0x41;       /* serial data in, turn off TA */
        request_irq(IRQ_AMIGA_CIAA_SP, amikbd_interrupt, 0, "amikbd", amikbd_interrupt);