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ACPI: thinkpad-acpi: prepare for NVRAM polling support

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Make some small internal thinkpad-acpi changes to the hotkey subdriver code
that will make it easier to add NVRAM polling support.

Signed-off-by: Henrique de Moraes Holschuh <hmh@hmh.eng.br>
Signed-off-by: Len Brown <len.brown@intel.com>
This commit is contained in:
Henrique de Moraes Holschuh 2008-01-08 13:02:40 -02:00 committed by Len Brown
parent b2c985e7eb
commit b7c8c200bf
1 changed files with 42 additions and 40 deletions
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82
drivers/misc/thinkpad_acpi.c
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@ -852,6 +852,46 @@ static int hotkey_status_set(int status)
return 0;
}
static void tpacpi_input_send_radiosw(void)
{
int wlsw;
mutex_lock(&tpacpi_inputdev_send_mutex);
if (tp_features.hotkey_wlsw && !hotkey_get_wlsw(&wlsw)) {
input_report_switch(tpacpi_inputdev,
SW_RADIO, !!wlsw);
input_sync(tpacpi_inputdev);
}
mutex_unlock(&tpacpi_inputdev_send_mutex);
}
static void tpacpi_input_send_key(unsigned int scancode)
{
unsigned int keycode;
keycode = hotkey_keycode_map[scancode];
if (keycode != KEY_RESERVED) {
mutex_lock(&tpacpi_inputdev_send_mutex);
input_report_key(tpacpi_inputdev, keycode, 1);
if (keycode == KEY_UNKNOWN)
input_event(tpacpi_inputdev, EV_MSC, MSC_SCAN,
scancode);
input_sync(tpacpi_inputdev);
input_report_key(tpacpi_inputdev, keycode, 0);
if (keycode == KEY_UNKNOWN)
input_event(tpacpi_inputdev, EV_MSC, MSC_SCAN,
scancode);
input_sync(tpacpi_inputdev);
mutex_unlock(&tpacpi_inputdev_send_mutex);
}
}
/* sysfs hotkey enable ------------------------------------------------- */
static ssize_t hotkey_enable_show(struct device *dev,
struct device_attribute *attr,
@ -1290,47 +1330,10 @@ static void hotkey_exit(void)
}
}
static void tpacpi_input_send_key(unsigned int scancode,
unsigned int keycode)
{
if (keycode != KEY_RESERVED) {
mutex_lock(&tpacpi_inputdev_send_mutex);
input_report_key(tpacpi_inputdev, keycode, 1);
if (keycode == KEY_UNKNOWN)
input_event(tpacpi_inputdev, EV_MSC, MSC_SCAN,
scancode);
input_sync(tpacpi_inputdev);
input_report_key(tpacpi_inputdev, keycode, 0);
if (keycode == KEY_UNKNOWN)
input_event(tpacpi_inputdev, EV_MSC, MSC_SCAN,
scancode);
input_sync(tpacpi_inputdev);
mutex_unlock(&tpacpi_inputdev_send_mutex);
}
}
static void tpacpi_input_send_radiosw(void)
{
int wlsw;
mutex_lock(&tpacpi_inputdev_send_mutex);
if (tp_features.hotkey_wlsw && !hotkey_get_wlsw(&wlsw)) {
input_report_switch(tpacpi_inputdev,
SW_RADIO, !!wlsw);
input_sync(tpacpi_inputdev);
}
mutex_unlock(&tpacpi_inputdev_send_mutex);
}
static void hotkey_notify(struct ibm_struct *ibm, u32 event)
{
u32 hkey;
unsigned int keycode, scancode;
unsigned int scancode;
int send_acpi_ev;
int ignore_acpi_ev;
@ -1363,8 +1366,7 @@ static void hotkey_notify(struct ibm_struct *ibm, u32 event)
scancode = hkey & 0xfff;
if (scancode > 0 && scancode < 0x21) {
scancode--;
keycode = hotkey_keycode_map[scancode];
tpacpi_input_send_key(scancode, keycode);
tpacpi_input_send_key(scancode);
} else {
printk(IBM_ERR
"hotkey 0x%04x out of range for keyboard map\n",