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rfkill: handle SW_RFKILL_ALL events 

Teach rfkill-input how to handle SW_RFKILL_ALL events (new name for the
SW_RADIO event).

SW_RFKILL_ALL is an absolute enable-or-disable command that is tied to all
radios in a system.

Signed-off-by: Henrique de Moraes Holschuh <hmh@hmh.eng.br>
Acked-by: Ivo van Doorn <IvDoorn@gmail.com>
Cc: Dmitry Torokhov <dtor@mail.ru>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Henrique de Moraes Holschuh 2008-06-23 17:22:58 -03:00 committed by John W. Linville
parent c8fcd905a5
commit 28f089c184
1 changed files with 43 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

45
net/rfkill/rfkill-input.c
View File

@ -55,6 +55,22 @@ static void rfkill_task_handler(struct work_struct *work)
mutex_unlock(&task->mutex);
}
static void rfkill_schedule_set(struct rfkill_task *task,
enum rfkill_state desired_state)
{
unsigned long flags;
spin_lock_irqsave(&task->lock, flags);
if (time_after(jiffies, task->last + msecs_to_jiffies(200))) {
task->desired_state = desired_state;
task->last = jiffies;
schedule_work(&task->work);
}
spin_unlock_irqrestore(&task->lock, flags);
}
static void rfkill_schedule_toggle(struct rfkill_task *task)
{
unsigned long flags;
@ -87,9 +103,9 @@ static DEFINE_RFKILL_TASK(rfkill_uwb, RFKILL_TYPE_UWB);
static DEFINE_RFKILL_TASK(rfkill_wimax, RFKILL_TYPE_WIMAX);
static void rfkill_event(struct input_handle *handle, unsigned int type,
unsigned int code, int down)
unsigned int code, int data)
{
if (type == EV_KEY && down == 1) {
if (type == EV_KEY && data == 1) {
switch (code) {
case KEY_WLAN:
rfkill_schedule_toggle(&rfkill_wlan);
@ -106,6 +122,26 @@ static void rfkill_event(struct input_handle *handle, unsigned int type,
default:
break;
}
} else if (type == EV_SW) {
switch (code) {
case SW_RFKILL_ALL:
/* EVERY radio type. data != 0 means radios ON */
rfkill_schedule_set(&rfkill_wimax,
(data)? RFKILL_STATE_ON:
RFKILL_STATE_OFF);
rfkill_schedule_set(&rfkill_uwb,
(data)? RFKILL_STATE_ON:
RFKILL_STATE_OFF);
rfkill_schedule_set(&rfkill_bt,
(data)? RFKILL_STATE_ON:
RFKILL_STATE_OFF);
rfkill_schedule_set(&rfkill_wlan,
(data)? RFKILL_STATE_ON:
RFKILL_STATE_OFF);
break;
default:
break;
}
}
}
@ -168,6 +204,11 @@ static const struct input_device_id rfkill_ids[] = {
.evbit = { BIT_MASK(EV_KEY) },
.keybit = { [BIT_WORD(KEY_WIMAX)] = BIT_MASK(KEY_WIMAX) },
},
{
.flags = INPUT_DEVICE_ID_MATCH_EVBIT | INPUT_DEVICE_ID_MATCH_SWBIT,
.evbit = { BIT(EV_SW) },
.swbit = { [BIT_WORD(SW_RFKILL_ALL)] = BIT_MASK(SW_RFKILL_ALL) },
},
{ }
};