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Add keyboard events

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Configures tuxedo-keyboard to send key events

  KEY_KBDILLUMUP
  KEY_KBDILLUMDOWN
  KEY_LIGHTS_TOGGLE
  KEY_KBDILLUMTOGGLE

on the received WMI events

Needed by other keyboard backlight drivers (see #21).
This commit is contained in:
Christoffer Sandberg 2019-12-19 10:34:56 +01:00
parent 1bfdf51c86
commit aa1d22124e
No known key found for this signature in database
GPG key ID: BF563F71B6C7A96D
1 changed files with 18 additions and 6 deletions
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24
src/tuxedo_keyboard.c
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@ -27,6 +27,7 @@
#include <linux/dmi.h>
#include <linux/platform_device.h>
#include <linux/input.h>
#include <linux/input/sparse-keymap.h>
#define CLEVO_EVENT_GUID "ABBC0F6B-8EA1-11D1-00A0-C90629100000"
#define CLEVO_EMAIL_GUID "ABBC0F6C-8EA1-11D1-00A0-C90629100000"
@ -87,6 +88,14 @@ MODULE_ALIAS("wmi:" CLEVO_GET_GUID);
#define WMI_KEYEVENT_CODE_NEXT_BLINKING_PATTERN 0x83
#define WMI_KEYEVENT_CODE_TOGGLE_STATE 0x9F
static const struct key_entry clevo_wmi_keymap[] = {
{ KE_KEY, WMI_KEYEVENT_CODE_DECREASE_BACKLIGHT, { KEY_KBDILLUMDOWN } },
{ KE_KEY, WMI_KEYEVENT_CODE_INCREASE_BACKLIGHT, { KEY_KBDILLUMUP } },
{ KE_KEY, WMI_KEYEVENT_CODE_NEXT_BLINKING_PATTERN, { KEY_KBDILLUMTOGGLE } },
{ KE_KEY, WMI_KEYEVENT_CODE_TOGGLE_STATE, { KEY_LIGHTS_TOGGLE } },
{ KE_END, 0 }
};
#define BRIGHTNESS_STEP 25
struct color_t {
@ -600,6 +609,10 @@ static void tuxedo_wmi_notify(u32 value, void *context)
default:
break;
}
if (!sparse_keymap_report_event(tuxedo_input_device, key_event, 1, true)) {
TUXEDO_DEBUG("Unknown key - %d (%0#6x)\n", key_event, key_event);
}
}
static int tuxedo_wmi_probe(struct platform_device *dev)
@ -670,11 +683,6 @@ static DEVICE_ATTR(brightness, 0644, show_brightness_fs, set_brightness_fs);
static DEVICE_ATTR(mode, 0644, show_blinking_patterns_fs, set_blinking_pattern_fs);
static DEVICE_ATTR(extra, 0444, show_hasextra_fs, NULL);
// register our fake input device
// from the wmi events we generate fake input events and send them up to user space
// as if the were normale sane input events or key presses
// TODO: Check if the input_device is actually used currently, maybe comment it out
// until needed
static int __init tuxedo_input_init(void)
{
int err;
@ -690,7 +698,11 @@ static int __init tuxedo_input_init(void)
tuxedo_input_device->id.bustype = BUS_HOST;
tuxedo_input_device->dev.parent = &tuxedo_platform_device->dev;
set_bit(EV_KEY, tuxedo_input_device->evbit);
err = sparse_keymap_setup(tuxedo_input_device, clevo_wmi_keymap, NULL);
if (err) {
TUXEDO_ERROR("Failed to setup sparse keymap\n");
goto err_free_input_device;
}
err = input_register_device(tuxedo_input_device);
if (unlikely(err)) {