diff options
Diffstat (limited to 'drivers/input')
| -rw-r--r-- | drivers/input/misc/wistron_btns.c | 121 |
1 files changed, 87 insertions, 34 deletions
diff --git a/drivers/input/misc/wistron_btns.c b/drivers/input/misc/wistron_btns.c index 622630f051a5..60121f10f8d9 100644 --- a/drivers/input/misc/wistron_btns.c +++ b/drivers/input/misc/wistron_btns.c @@ -242,7 +242,7 @@ enum { KE_END, KE_KEY, KE_SW, KE_WIFI, KE_BLUETOOTH }; #define FE_WIFI_LED 0x02 #define FE_UNTESTED 0x80 -static const struct key_entry *keymap; /* = NULL; Current key map */ +static struct key_entry *keymap; /* = NULL; Current key map */ static int have_wifi; static int have_bluetooth; static int have_leds; @@ -1059,47 +1059,64 @@ static inline void wistron_led_resume(void) led_classdev_resume(&wistron_wifi_led); } -static void handle_key(u8 code) +static struct key_entry *wistron_get_entry_by_scancode(int code) { - const struct key_entry *key; + struct key_entry *key; - for (key = keymap; key->type != KE_END; key++) { - if (code == key->code) { - switch (key->type) { - case KE_KEY: - report_key(wistron_idev->input, key->keycode); - break; + for (key = keymap; key->type != KE_END; key++) + if (code == key->code) + return key; - case KE_SW: - report_switch(wistron_idev->input, - key->sw.code, key->sw.value); - break; + return NULL; +} - case KE_WIFI: - if (have_wifi) { - wifi_enabled = !wifi_enabled; - bios_set_state(WIFI, wifi_enabled); - } - break; +static struct key_entry *wistron_get_entry_by_keycode(int keycode) +{ + struct key_entry *key; - case KE_BLUETOOTH: - if (have_bluetooth) { - bluetooth_enabled = !bluetooth_enabled; - bios_set_state(BLUETOOTH, bluetooth_enabled); - } - break; + for (key = keymap; key->type != KE_END; key++) + if (key->type == KE_KEY && keycode == key->keycode) + return key; - case KE_END: - break; + return NULL; +} - default: - BUG(); +static void handle_key(u8 code) +{ + const struct key_entry *key = wistron_get_entry_by_scancode(code); + + if (key) { + switch (key->type) { + case KE_KEY: + report_key(wistron_idev->input, key->keycode); + break; + + case KE_SW: + report_switch(wistron_idev->input, + key->sw.code, key->sw.value); + break; + + case KE_WIFI: + if (have_wifi) { + wifi_enabled = !wifi_enabled; + bios_set_state(WIFI, wifi_enabled); + } + break; + + case KE_BLUETOOTH: + if (have_bluetooth) { + bluetooth_enabled = !bluetooth_enabled; + bios_set_state(BLUETOOTH, bluetooth_enabled); } - jiffies_last_press = jiffies; - return; + break; + + default: + BUG(); } - } - printk(KERN_NOTICE "wistron_btns: Unknown key code %02X\n", code); + jiffies_last_press = jiffies; + } else + printk(KERN_NOTICE + "wistron_btns: Unknown key code %02X\n", code); } static void poll_bios(bool discard) @@ -1134,6 +1151,39 @@ static void wistron_poll(struct input_polled_dev *dev) dev->poll_interval = POLL_INTERVAL_DEFAULT; } +static int wistron_getkeycode(struct input_dev *dev, int scancode, int *keycode) +{ + const struct key_entry *key = wistron_get_entry_by_scancode(scancode); + + if (key && key->type == KE_KEY) { + *keycode = key->keycode; + return 0; + } + + return -EINVAL; +} + +static int wistron_setkeycode(struct input_dev *dev, int scancode, int keycode) +{ + struct key_entry *key; + int old_keycode; + + if (keycode < 0 || keycode > KEY_MAX) + return -EINVAL; + + key = wistron_get_entry_by_scancode(scancode); + if (key && key->type == KE_KEY) { + old_keycode = key->keycode; + key->keycode = keycode; + set_bit(keycode, dev->keybit); + if (!wistron_get_entry_by_keycode(old_keycode)) + clear_bit(old_keycode, dev->keybit); + return 0; + } + + return -EINVAL; +} + static int __devinit setup_input_dev(void) { const struct key_entry *key; @@ -1152,7 +1202,10 @@ static int __devinit setup_input_dev(void) input_dev->name = "Wistron laptop buttons"; input_dev->phys = "wistron/input0"; input_dev->id.bustype = BUS_HOST; - input_dev->cdev.dev = &wistron_device->dev; + input_dev->dev.parent = &wistron_device->dev; + + input_dev->getkeycode = wistron_getkeycode; + input_dev->setkeycode = wistron_setkeycode; for (key = keymap; key->type != KE_END; key++) { switch (key->type) { |
