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yaml
---
r: 33198
b: refs/heads/master
c: 3d0f0fa
h: refs/heads/master
v: v3
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Dmitry Torokhov committed Aug 5, 2006
1 parent fb7f47a commit 9c47390
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Showing 2 changed files with 61 additions and 44 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 184dd2751c653a572c79c1fff969000b8880da40
refs/heads/master: 3d0f0fa0cb554541e10cb8cb84104e4b10828468
103 changes: 60 additions & 43 deletions trunk/drivers/input/keyboard/atkbd.c
Original file line number Diff line number Diff line change
Expand Up @@ -482,55 +482,72 @@ static irqreturn_t atkbd_interrupt(struct serio *serio, unsigned char data,
return IRQ_HANDLED;
}

/*
* atkbd_event_work() is used to complete processing of events that
* can not be processed by input_event() which is often called from
* interrupt context.
*/

static void atkbd_event_work(void *data)
static int atkbd_set_repeat_rate(struct atkbd *atkbd)
{
const short period[32] =
{ 33, 37, 42, 46, 50, 54, 58, 63, 67, 75, 83, 92, 100, 109, 116, 125,
133, 149, 167, 182, 200, 217, 232, 250, 270, 303, 333, 370, 400, 435, 470, 500 };
const short delay[4] =
{ 250, 500, 750, 1000 };

struct atkbd *atkbd = data;
struct input_dev *dev = atkbd->dev;
unsigned char param;
int i = 0, j = 0;

while (i < ARRAY_SIZE(period) - 1 && period[i] < dev->rep[REP_PERIOD])
i++;
dev->rep[REP_PERIOD] = period[i];

while (j < ARRAY_SIZE(period) - 1 && delay[j] < dev->rep[REP_DELAY])
j++;
dev->rep[REP_DELAY] = delay[j];

param = i | (j << 5);
return ps2_command(&atkbd->ps2dev, &param, ATKBD_CMD_SETREP);
}

static int atkbd_set_leds(struct atkbd *atkbd)
{
struct input_dev *dev = atkbd->dev;
unsigned char param[2];
int i, j;

mutex_lock(&atkbd->event_mutex);
param[0] = (test_bit(LED_SCROLLL, dev->led) ? 1 : 0)
| (test_bit(LED_NUML, dev->led) ? 2 : 0)
| (test_bit(LED_CAPSL, dev->led) ? 4 : 0);
if (ps2_command(&atkbd->ps2dev, param, ATKBD_CMD_SETLEDS))
return -1;

if (test_and_clear_bit(ATKBD_LED_EVENT_BIT, &atkbd->event_mask)) {
param[0] = (test_bit(LED_SCROLLL, dev->led) ? 1 : 0)
| (test_bit(LED_NUML, dev->led) ? 2 : 0)
| (test_bit(LED_CAPSL, dev->led) ? 4 : 0);
ps2_command(&atkbd->ps2dev, param, ATKBD_CMD_SETLEDS);

if (atkbd->extra) {
param[0] = 0;
param[1] = (test_bit(LED_COMPOSE, dev->led) ? 0x01 : 0)
| (test_bit(LED_SLEEP, dev->led) ? 0x02 : 0)
| (test_bit(LED_SUSPEND, dev->led) ? 0x04 : 0)
| (test_bit(LED_MISC, dev->led) ? 0x10 : 0)
| (test_bit(LED_MUTE, dev->led) ? 0x20 : 0);
ps2_command(&atkbd->ps2dev, param, ATKBD_CMD_EX_SETLEDS);
}
if (atkbd->extra) {
param[0] = 0;
param[1] = (test_bit(LED_COMPOSE, dev->led) ? 0x01 : 0)
| (test_bit(LED_SLEEP, dev->led) ? 0x02 : 0)
| (test_bit(LED_SUSPEND, dev->led) ? 0x04 : 0)
| (test_bit(LED_MISC, dev->led) ? 0x10 : 0)
| (test_bit(LED_MUTE, dev->led) ? 0x20 : 0);
if (ps2_command(&atkbd->ps2dev, param, ATKBD_CMD_EX_SETLEDS))
return -1;
}

if (test_and_clear_bit(ATKBD_REP_EVENT_BIT, &atkbd->event_mask)) {
i = j = 0;
while (i < 31 && period[i] < dev->rep[REP_PERIOD])
i++;
while (j < 3 && delay[j] < dev->rep[REP_DELAY])
j++;
dev->rep[REP_PERIOD] = period[i];
dev->rep[REP_DELAY] = delay[j];
param[0] = i | (j << 5);
ps2_command(&atkbd->ps2dev, param, ATKBD_CMD_SETREP);
}
return 0;
}

/*
* atkbd_event_work() is used to complete processing of events that
* can not be processed by input_event() which is often called from
* interrupt context.
*/

static void atkbd_event_work(void *data)
{
struct atkbd *atkbd = data;

mutex_lock(&atkbd->event_mutex);

if (test_and_clear_bit(ATKBD_LED_EVENT_BIT, &atkbd->event_mask))
atkbd_set_leds(atkbd);

if (test_and_clear_bit(ATKBD_REP_EVENT_BIT, &atkbd->event_mask))
atkbd_set_repeat_rate(atkbd);

mutex_unlock(&atkbd->event_mutex);
}
Expand Down Expand Up @@ -975,7 +992,6 @@ static int atkbd_reconnect(struct serio *serio)
{
struct atkbd *atkbd = serio_get_drvdata(serio);
struct serio_driver *drv = serio->drv;
unsigned char param[1];

if (!atkbd || !drv) {
printk(KERN_DEBUG "atkbd: reconnect request, but serio is disconnected, ignoring...\n");
Expand All @@ -985,19 +1001,20 @@ static int atkbd_reconnect(struct serio *serio)
atkbd_disable(atkbd);

if (atkbd->write) {
param[0] = (test_bit(LED_SCROLLL, atkbd->dev->led) ? 1 : 0)
| (test_bit(LED_NUML, atkbd->dev->led) ? 2 : 0)
| (test_bit(LED_CAPSL, atkbd->dev->led) ? 4 : 0);

if (atkbd_probe(atkbd))
return -1;
if (atkbd->set != atkbd_select_set(atkbd, atkbd->set, atkbd->extra))
return -1;

atkbd_activate(atkbd);

if (ps2_command(&atkbd->ps2dev, param, ATKBD_CMD_SETLEDS))
return -1;
/*
* Restore repeat rate and LEDs (that were reset by atkbd_activate)
* to pre-resume state
*/
if (!atkbd->softrepeat)
atkbd_set_repeat_rate(atkbd);
atkbd_set_leds(atkbd);
}

atkbd_enable(atkbd);
Expand Down

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