[patch 1/2] input: add soft release key mask to keyboard driver

[Giel de Nijs]

Add keysrlmask to input_dev and add soft release handling in atkbd.c

Signed-off-by: Giel de Nijs <[EMAIL PROTECTED]>
---

Index: linux-2.6.21.1/drivers/input/keyboard/atkbd.c
===================================================================
--- linux-2.6.21.1.orig/drivers/input/keyboard/atkbd.c  2007-05-10 
18:34:48.000000000 +0200
+++ linux-2.6.21.1/drivers/input/keyboard/atkbd.c       2007-05-11 
19:21:03.000000000 +0200
@@ -201,6 +201,7 @@
 
        unsigned short id;
        unsigned char keycode[512];
+       unsigned long keysrlmask[NBITS(512)];
        unsigned char set;
        unsigned char translated;
        unsigned char extra;
@@ -412,14 +413,6 @@
                               "Some program might be trying access hardware 
directly.\n",
                               data == ATKBD_RET_ACK ? "ACK" : "NAK", 
serio->phys);
                        goto out;
-               case ATKBD_RET_HANGEUL:
-               case ATKBD_RET_HANJA:
-                       /*
-                        * These keys do not report release and thus need to be
-                        * flagged properly
-                        */
-                       add_release_event = 1;
-                       break;
                case ATKBD_RET_ERR:
                        atkbd->err_count++;
 #ifdef ATKBD_DEBUG
@@ -438,6 +431,9 @@
        if (keycode != ATKBD_KEY_NULL)
                input_event(dev, EV_MSC, MSC_SCAN, code);
 
+       if (test_bit(code, atkbd->keysrlmask))
+               add_release_event = 1;
+
        switch (keycode) {
                case ATKBD_KEY_NULL:
                        break;
@@ -832,6 +828,7 @@
        int i, j;
 
        memset(atkbd->keycode, 0, sizeof(atkbd->keycode));
+       bitmap_zero(atkbd->keysrlmask, 512);
 
        if (atkbd->translated) {
                for (i = 0; i < 128; i++) {
@@ -854,6 +851,11 @@
 
        atkbd->keycode[atkbd_compat_scancode(atkbd, ATKBD_RET_HANGEUL)] = 
KEY_HANGUEL;
        atkbd->keycode[atkbd_compat_scancode(atkbd, ATKBD_RET_HANJA)] = 
KEY_HANJA;
+
+       set_bit(atkbd_compat_scancode(atkbd, ATKBD_RET_HANGEUL),
+               atkbd->keysrlmask);
+       set_bit(atkbd_compat_scancode(atkbd, ATKBD_RET_HANJA),
+               atkbd->keysrlmask);
 }
 
 /*
@@ -911,6 +913,7 @@
        }
 
        input_dev->keycode = atkbd->keycode;
+       input_dev->keysrlmask = atkbd->keysrlmask;
        input_dev->keycodesize = sizeof(unsigned char);
        input_dev->keycodemax = ARRAY_SIZE(atkbd_set2_keycode);
 
Index: linux-2.6.21.1/include/linux/input.h
===================================================================
--- linux-2.6.21.1.orig/include/linux/input.h   2007-05-10 18:32:39.000000000 
+0200
+++ linux-2.6.21.1/include/linux/input.h        2007-05-10 18:56:50.000000000 
+0200
@@ -962,6 +962,7 @@
        unsigned int keycodemax;
        unsigned int keycodesize;
        void *keycode;
+       unsigned long *keysrlmask; /* soft-release scancodes key mask */
 
        struct ff_device *ff;
 

--