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Input: ati_remote2 - switch to using new keycode interface

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Switch the code to use new style of getkeycode and setkeycode
methods to allow retrieving and setting keycodes not only by
their scancodes but also by index.

Acked-by: Ville Syrjälä <syrjala@sci.fi>
Tested-by: Jarod Wilson <jarod@wilsonet.com>
Tested-by: Ville Syrjälä <syrjala@sci.fi>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
This commit is contained in:
Dmitry Torokhov 2010-09-15 19:36:34 -07:00
parent 528487081a
commit 1f7930c55e
1 changed files with 62 additions and 25 deletions
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87
drivers/input/misc/ati_remote2.c
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@ -483,51 +483,88 @@ static void ati_remote2_complete_key(struct urb *urb)
}
static int ati_remote2_getkeycode(struct input_dev *idev,
unsigned int scancode, unsigned int *keycode)
struct input_keymap_entry *ke)
{
struct ati_remote2 *ar2 = input_get_drvdata(idev);
unsigned int mode;
int index;
int offset;
unsigned int index;
unsigned int scancode;
mode = scancode >> 8;
if (mode > ATI_REMOTE2_PC || !((1 << mode) & ar2->mode_mask))
return -EINVAL;
if (ke->flags & INPUT_KEYMAP_BY_INDEX) {
index = ke->index;
if (index >= ATI_REMOTE2_MODES *
ARRAY_SIZE(ati_remote2_key_table))
return -EINVAL;
index = ati_remote2_lookup(scancode & 0xFF);
if (index < 0)
return -EINVAL;
mode = ke->index / ARRAY_SIZE(ati_remote2_key_table);
offset = ke->index % ARRAY_SIZE(ati_remote2_key_table);
scancode = (mode << 8) + ati_remote2_key_table[offset].hw_code;
} else {
if (input_scancode_to_scalar(ke, &scancode))
return -EINVAL;
mode = scancode >> 8;
if (mode > ATI_REMOTE2_PC)
return -EINVAL;
offset = ati_remote2_lookup(scancode & 0xff);
if (offset < 0)
return -EINVAL;
index = mode * ARRAY_SIZE(ati_remote2_key_table) + offset;
}
ke->keycode = ar2->keycode[mode][offset];
ke->len = sizeof(scancode);
memcpy(&ke->scancode, &scancode, sizeof(scancode));
ke->index = index;
*keycode = ar2->keycode[mode][index];
return 0;
}
static int ati_remote2_setkeycode(struct input_dev *idev,
unsigned int scancode, unsigned int keycode)
const struct input_keymap_entry *ke,
unsigned int *old_keycode)
{
struct ati_remote2 *ar2 = input_get_drvdata(idev);
unsigned int mode, old_keycode;
int index;
unsigned int mode;
int offset;
unsigned int index;
unsigned int scancode;
mode = scancode >> 8;
if (mode > ATI_REMOTE2_PC || !((1 << mode) & ar2->mode_mask))
return -EINVAL;
if (ke->flags & INPUT_KEYMAP_BY_INDEX) {
if (ke->index >= ATI_REMOTE2_MODES *
ARRAY_SIZE(ati_remote2_key_table))
return -EINVAL;
index = ati_remote2_lookup(scancode & 0xFF);
if (index < 0)
return -EINVAL;
mode = ke->index / ARRAY_SIZE(ati_remote2_key_table);
offset = ke->index % ARRAY_SIZE(ati_remote2_key_table);
} else {
if (input_scancode_to_scalar(ke, &scancode))
return -EINVAL;
old_keycode = ar2->keycode[mode][index];
ar2->keycode[mode][index] = keycode;
__set_bit(keycode, idev->keybit);
mode = scancode >> 8;
if (mode > ATI_REMOTE2_PC)
return -EINVAL;
offset = ati_remote2_lookup(scancode & 0xff);
if (offset < 0)
return -EINVAL;
}
*old_keycode = ar2->keycode[mode][offset];
ar2->keycode[mode][offset] = ke->keycode;
__set_bit(ke->keycode, idev->keybit);
for (mode = 0; mode < ATI_REMOTE2_MODES; mode++) {
for (index = 0; index < ARRAY_SIZE(ati_remote2_key_table); index++) {
if (ar2->keycode[mode][index] == old_keycode)
if (ar2->keycode[mode][index] == *old_keycode)
return 0;
}
}
__clear_bit(old_keycode, idev->keybit);
__clear_bit(*old_keycode, idev->keybit);
return 0;
}
@ -575,8 +612,8 @@ static int ati_remote2_input_init(struct ati_remote2 *ar2)
idev->open = ati_remote2_open;
idev->close = ati_remote2_close;
idev->getkeycode = ati_remote2_getkeycode;
idev->setkeycode = ati_remote2_setkeycode;
idev->getkeycode_new = ati_remote2_getkeycode;
idev->setkeycode_new = ati_remote2_setkeycode;
idev->name = ar2->name;
idev->phys = ar2->phys;