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Subject[PATCH 2/3] dell-wmi: Add additional keyboard events
Date
From: Mario Limonciello <mario_limonciello@dell.com>

From: Mario Limonciello <mario_limonciello@dell.com>

Upcoming Dell hardware will send more keyboard events via WMI. Add support
for them.

Signed-off-by: Mario Limonciello <mario_limonciello@dell.com>
Signed-off-by: Matthew Garrett <mjg@redhat.com>
---
drivers/platform/x86/dell-wmi.c | 45 ++++++++++++++++++++++++++++++++++++++-
1 files changed, 44 insertions(+), 1 deletions(-)
diff --git a/drivers/platform/x86/dell-wmi.c b/drivers/platform/x86/dell-wmi.c
index 8a0d39e..9f345dc 100644
--- a/drivers/platform/x86/dell-wmi.c
+++ b/drivers/platform/x86/dell-wmi.c
@@ -46,10 +46,53 @@ struct key_entry {
u16 keycode;
};

-enum { KE_KEY, KE_SW, KE_END };
+enum { KE_KEY, KE_SW, KE_IGNORE, KE_END };
+
+/*
+ * Certain keys are flagged as KE_IGNORE. All of these are either
+ * notifications (rather than requests for change) or are also sent
+ * via the keyboard controller so should not be sent again.
+ */

static struct key_entry dell_wmi_keymap[] = {
{KE_KEY, 0xe045, KEY_PROG1},
+ {KE_KEY, 0xe009, KEY_EJECTCD},
+
+ /* These also contain the brightness level at offset 6 */
+ {KE_KEY, 0xe006, KEY_BRIGHTNESSUP},
+ {KE_KEY, 0xe005, KEY_BRIGHTNESSDOWN},
+
+ /* Battery health status button */
+ {KE_KEY, 0xe007, KEY_BATTERY},
+
+ /* This is actually for all radios. Although physically a
+ * switch, the notification does not provide an indication of
+ * state and so it should be reported as a key */
+ {KE_KEY, 0xe008, KEY_WLAN},
+
+ /* The next device is at offset 6, the active devices are at
+ offset 8 and the attached devices at offset 10 */
+ {KE_KEY, 0xe00b, KEY_DISPLAYTOGGLE},
+
+ {KE_IGNORE, 0xe00c, KEY_KBDILLUMTOGGLE},
+
+ /* BIOS error detected */
+ {KE_IGNORE, 0xe00d, KEY_RESERVED},
+
+ /* Wifi Catcher */
+ {KE_KEY, 0xe011, KEY_PROG2},
+
+ /* Ambient light sensor toggle */
+ {KE_IGNORE, 0xe013, KEY_RESERVED},
+
+ {KE_IGNORE, 0xe020, KEY_MUTE},
+ {KE_IGNORE, 0xe02e, KEY_VOLUMEDOWN},
+ {KE_IGNORE, 0xe030, KEY_VOLUMEUP},
+ {KE_IGNORE, 0xe033, KEY_KBDILLUMUP},
+ {KE_IGNORE, 0xe034, KEY_KBDILLUMDOWN},
+ {KE_IGNORE, 0xe03a, KEY_CAPSLOCK},
+ {KE_IGNORE, 0xe045, KEY_NUMLOCK},
+ {KE_IGNORE, 0xe046, KEY_SCROLLLOCK},
{KE_END, 0}
};

--
1.6.2.2


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