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Input: lkkbd - miscellaneous fixes 

* Hide debugging code into #ifdef, which allows to simplify
  the large switch statement
* Update macros to not reference variables not given as
  arguments

Signed-off-by: Jan-Benedict Glaw <jbglaw@lug-owl.de>

Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
This commit is contained in:
Jan-Benedict Glaw 2005-11-02 22:53:11 -05:00 committed by Dmitry Torokhov
parent 14a48b4444
commit 0aeafa7755
1 changed files with 62 additions and 45 deletions
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107
drivers/input/keyboard/lkkbd.c
View File

@ -273,11 +273,11 @@ static lk_keycode_t lkkbd_keycode[LK_NUM_KEYCODES] = {
[0xfb] = KEY_APOSTROPHE,
};
#define CHECK_LED(LED, BITS) do { \
if (test_bit (LED, lk->dev->led)) \
leds_on |= BITS; \
else \
leds_off |= BITS; \
#define CHECK_LED(LK, VAR_ON, VAR_OFF, LED, BITS) do { \
if (test_bit (LED, (LK)->dev->led)) \
VAR_ON |= BITS; \
else \
VAR_OFF |= BITS; \
} while (0)
/*
@ -298,6 +298,42 @@ struct lkkbd {
int ctrlclick_volume;
};
#ifdef LKKBD_DEBUG
/*
* Responses from the keyboard and mapping back to their names.
*/
static struct {
unsigned char value;
unsigned char *name;
} lk_response[] = {
#define RESPONSE(x) { .value = (x), .name = #x, }
RESPONSE (LK_STUCK_KEY),
RESPONSE (LK_SELFTEST_FAILED),
RESPONSE (LK_ALL_KEYS_UP),
RESPONSE (LK_METRONOME),
RESPONSE (LK_OUTPUT_ERROR),
RESPONSE (LK_INPUT_ERROR),
RESPONSE (LK_KBD_LOCKED),
RESPONSE (LK_KBD_TEST_MODE_ACK),
RESPONSE (LK_PREFIX_KEY_DOWN),
RESPONSE (LK_MODE_CHANGE_ACK),
RESPONSE (LK_RESPONSE_RESERVED),
#undef RESPONSE
};
static unsigned char *
response_name (unsigned char value)
{
int i;
for (i = 0; i < ARRAY_SIZE (lk_response); i++)
if (lk_response[i].value == value)
return lk_response[i].name;
return "<unknown>";
}
#endif /* LKKBD_DEBUG */
/*
* Calculate volume parameter byte for a given volume.
*/
@ -440,38 +476,7 @@ lkkbd_interrupt (struct serio *serio, unsigned char data, unsigned int flags,
input_report_key (lk->dev, lk->keycode[i], 0);
input_sync (lk->dev);
break;
case LK_METRONOME:
DBG (KERN_INFO "Got LK_METRONOME and don't "
"know how to handle...\n");
break;
case LK_OUTPUT_ERROR:
DBG (KERN_INFO "Got LK_OUTPUT_ERROR and don't "
"know how to handle...\n");
break;
case LK_INPUT_ERROR:
DBG (KERN_INFO "Got LK_INPUT_ERROR and don't "
"know how to handle...\n");
break;
case LK_KBD_LOCKED:
DBG (KERN_INFO "Got LK_KBD_LOCKED and don't "
"know how to handle...\n");
break;
case LK_KBD_TEST_MODE_ACK:
DBG (KERN_INFO "Got LK_KBD_TEST_MODE_ACK and don't "
"know how to handle...\n");
break;
case LK_PREFIX_KEY_DOWN:
DBG (KERN_INFO "Got LK_PREFIX_KEY_DOWN and don't "
"know how to handle...\n");
break;
case LK_MODE_CHANGE_ACK:
DBG (KERN_INFO "Got LK_MODE_CHANGE_ACK and ignored "
"it properly...\n");
break;
case LK_RESPONSE_RESERVED:
DBG (KERN_INFO "Got LK_RESPONSE_RESERVED and don't "
"know how to handle...\n");
break;
case 0x01:
DBG (KERN_INFO "Got 0x01, scheduling re-initialization\n");
lk->ignore_bytes = LK_NUM_IGNORE_BYTES;
@ -479,6 +484,18 @@ lkkbd_interrupt (struct serio *serio, unsigned char data, unsigned int flags,
schedule_work (&lk->tq);
break;
case LK_METRONOME:
case LK_OUTPUT_ERROR:
case LK_INPUT_ERROR:
case LK_KBD_LOCKED:
case LK_KBD_TEST_MODE_ACK:
case LK_PREFIX_KEY_DOWN:
case LK_MODE_CHANGE_ACK:
case LK_RESPONSE_RESERVED:
DBG (KERN_INFO "Got %s and don't know how to handle...\n",
response_name (data));
break;
default:
if (lk->keycode[data] != KEY_RESERVED) {
input_regs (lk->dev, regs);
@ -509,10 +526,10 @@ lkkbd_event (struct input_dev *dev, unsigned int type, unsigned int code,
switch (type) {
case EV_LED:
CHECK_LED (LED_CAPSL, LK_LED_SHIFTLOCK);
CHECK_LED (LED_COMPOSE, LK_LED_COMPOSE);
CHECK_LED (LED_SCROLLL, LK_LED_SCROLLLOCK);
CHECK_LED (LED_SLEEP, LK_LED_WAIT);
CHECK_LED (lk, leds_on, leds_off, LED_CAPSL, LK_LED_SHIFTLOCK);
CHECK_LED (lk, leds_on, leds_off, LED_COMPOSE, LK_LED_COMPOSE);
CHECK_LED (lk, leds_on, leds_off, LED_SCROLLL, LK_LED_SCROLLLOCK);
CHECK_LED (lk, leds_on, leds_off, LED_SLEEP, LK_LED_WAIT);
if (leds_on != 0) {
lk->serio->write (lk->serio, LK_CMD_LED_ON);
lk->serio->write (lk->serio, leds_on);
@ -574,10 +591,10 @@ lkkbd_reinit (void *data)
lk->serio->write (lk->serio, LK_CMD_SET_DEFAULTS);
/* Set LEDs */
CHECK_LED (LED_CAPSL, LK_LED_SHIFTLOCK);
CHECK_LED (LED_COMPOSE, LK_LED_COMPOSE);
CHECK_LED (LED_SCROLLL, LK_LED_SCROLLLOCK);
CHECK_LED (LED_SLEEP, LK_LED_WAIT);
CHECK_LED (lk, leds_on, leds_off, LED_CAPSL, LK_LED_SHIFTLOCK);
CHECK_LED (lk, leds_on, leds_off, LED_COMPOSE, LK_LED_COMPOSE);
CHECK_LED (lk, leds_on, leds_off, LED_SCROLLL, LK_LED_SCROLLLOCK);
CHECK_LED (lk, leds_on, leds_off, LED_SLEEP, LK_LED_WAIT);
if (leds_on != 0) {
lk->serio->write (lk->serio, LK_CMD_LED_ON);
lk->serio->write (lk->serio, leds_on);