Lines Matching +full:key +full:- +full:code
1 // SPDX-License-Identifier: GPL-2.0-or-later
6 * Copyright (C) 2014-2015 Pali Rohár <pali@kernel.org>
22 #include <linux/input/sparse-keymap.h>
28 #include "dell-smbios.h"
29 #include "dell-wmi-descriptor.h"
36 #define DELL_EVENT_GUID "9DBB5994-A997-11DA-B012-B622A1EF5492"
81 /* Key code is followed by brightness level */
88 /* Radio devices state change, key code is followed by other values */
93 /* Key code is followed by: next, active and attached devices */
96 /* Key code is followed by keyboard illumination level */
116 /* Untested, Dell Instant Launch key on Inspiron 7520 */
119 /* Dell Instant Launch key */
122 /* Audio panel key */
125 /* LCD Display On/Off Control key */
128 /* Untested, Multimedia key on Dell Vostro 3560 */
131 /* Dell Instant Launch key */
157 * Originally Matthew Garrett created this dell-wmi driver specially for
158 * "button with a picture of a battery" which has event code 0xe045.
159 * Later Mario Limonciello from Dell told us that event code 0xe045 is
160 * reported by Num Lock and should be ignored because key is send also
163 * Num Lock key press.
173 /* Dell Support Center key */
249 /* Fn-lock switched to function keys */
252 /* Fn-lock switched to multimedia keys */
265 /* Fn-lock */
272 * Radio disable (notify only -- there is no model for which the
298 * Radio disable (notify only -- there is no model for which the
303 /* Fn-lock */
342 /* Fn-lock button pressed */
346 static void dell_wmi_process_key(struct wmi_device *wdev, int type, int code) in dell_wmi_process_key() argument
348 struct dell_wmi_priv *priv = dev_get_drvdata(&wdev->dev); in dell_wmi_process_key()
349 const struct key_entry *key; in dell_wmi_process_key() local
351 key = sparse_keymap_entry_from_scancode(priv->input_dev, in dell_wmi_process_key()
352 (type << 16) | code); in dell_wmi_process_key()
353 if (!key) { in dell_wmi_process_key()
354 pr_info("Unknown key with type 0x%04x and code 0x%04x pressed\n", in dell_wmi_process_key()
355 type, code); in dell_wmi_process_key()
359 pr_debug("Key with type 0x%04x and code 0x%04x pressed\n", type, code); in dell_wmi_process_key()
362 if ((key->keycode == KEY_BRIGHTNESSUP || in dell_wmi_process_key()
363 key->keycode == KEY_BRIGHTNESSDOWN) && in dell_wmi_process_key()
367 if (type == 0x0000 && code == 0xe025 && !wmi_requires_smbios_request) in dell_wmi_process_key()
370 if (key->keycode == KEY_KBDILLUMTOGGLE) in dell_wmi_process_key()
374 sparse_keymap_report_entry(priv->input_dev, key, 1, true); in dell_wmi_process_key()
380 struct dell_wmi_priv *priv = dev_get_drvdata(&wdev->dev); in dell_wmi_notify()
385 if (obj->type != ACPI_TYPE_BUFFER) { in dell_wmi_notify()
386 pr_warn("bad response type %x\n", obj->type); in dell_wmi_notify()
391 obj->buffer.length, obj->buffer.pointer); in dell_wmi_notify()
393 buffer_entry = (u16 *)obj->buffer.pointer; in dell_wmi_notify()
394 buffer_size = obj->buffer.length/2; in dell_wmi_notify()
409 if (priv->interface_version == 0 && buffer_entry < buffer_end) in dell_wmi_notify()
429 case 0x0000: /* One key pressed or event occurred */ in dell_wmi_notify()
459 if (keymap[i].code == scancode) in have_scancode()
472 if (results->err || results->keymap) in handle_dmi_entry()
476 if (dm->type != 0xb2) in handle_dmi_entry()
481 hotkey_num = (table->header.length - in handle_dmi_entry()
486 * Historically, dell-wmi would ignore a DMI entry of in handle_dmi_entry()
497 results->err = -ENOMEM; in handle_dmi_entry()
503 &table->keymap[i]; in handle_dmi_entry()
506 u16 keycode = (bios_entry->keycode < in handle_dmi_entry()
508 bios_to_linux_keycode[bios_entry->keycode] : in handle_dmi_entry()
509 (bios_entry->keycode == 0xffff ? KEY_UNKNOWN : KEY_RESERVED); in handle_dmi_entry()
518 bios_entry->scancode, bios_entry->keycode); in handle_dmi_entry()
526 keymap[pos].code = bios_entry->scancode; in handle_dmi_entry()
532 results->keymap = keymap; in handle_dmi_entry()
533 results->keymap_size = pos; in handle_dmi_entry()
538 struct dell_wmi_priv *priv = dev_get_drvdata(&wdev->dev); in dell_wmi_input_setup()
543 priv->input_dev = input_allocate_device(); in dell_wmi_input_setup()
544 if (!priv->input_dev) in dell_wmi_input_setup()
545 return -ENOMEM; in dell_wmi_input_setup()
547 priv->input_dev->name = "Dell WMI hotkeys"; in dell_wmi_input_setup()
548 priv->input_dev->id.bustype = BUS_HOST; in dell_wmi_input_setup()
549 priv->input_dev->dev.parent = &wdev->dev; in dell_wmi_input_setup()
553 * Historically, dell-wmi ignored dmi_walk errors. A failure in dell_wmi_input_setup()
557 pr_warn("no DMI; using the old-style hotkey interface\n"); in dell_wmi_input_setup()
574 err = -ENOMEM; in dell_wmi_input_setup()
581 keymap[pos].code |= (0x0010 << 16); in dell_wmi_input_setup()
597 have_scancode(entry->code | (0x0010 << 16), in dell_wmi_input_setup()
603 keymap[pos].code |= (0x0010 << 16); in dell_wmi_input_setup()
610 keymap[pos].code |= (0x0011 << 16); in dell_wmi_input_setup()
617 keymap[pos].code |= (0x0012 << 16); in dell_wmi_input_setup()
632 err = sparse_keymap_setup(priv->input_dev, keymap, NULL); in dell_wmi_input_setup()
641 err = input_register_device(priv->input_dev); in dell_wmi_input_setup()
648 input_free_device(priv->input_dev); in dell_wmi_input_setup()
654 struct dell_wmi_priv *priv = dev_get_drvdata(&wdev->dev); in dell_wmi_input_destroy()
656 input_unregister_device(priv->input_dev); in dell_wmi_input_destroy()
672 * cbRes1 Standard return codes (0, -1, -2)
682 return -ENOMEM; in dell_wmi_events_set_enabled()
683 buffer->cmd_class = CLASS_INFO; in dell_wmi_events_set_enabled()
684 buffer->cmd_select = SELECT_APP_REGISTRATION; in dell_wmi_events_set_enabled()
685 buffer->input[0] = 0x10000; in dell_wmi_events_set_enabled()
686 buffer->input[1] = 0x51534554; in dell_wmi_events_set_enabled()
687 buffer->input[3] = enable; in dell_wmi_events_set_enabled()
690 ret = buffer->output[0]; in dell_wmi_events_set_enabled()
706 &wdev->dev, sizeof(struct dell_wmi_priv), GFP_KERNEL); in dell_wmi_probe()
708 return -ENOMEM; in dell_wmi_probe()
709 dev_set_drvdata(&wdev->dev, priv); in dell_wmi_probe()
711 if (!dell_wmi_get_interface_version(&priv->interface_version)) in dell_wmi_probe()
712 return -EPROBE_DEFER; in dell_wmi_probe()
729 .name = "dell-wmi",