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Message-ID: <1424292828.32581.48.camel@hadess.net>
Date: Wed, 18 Feb 2015 21:53:48 +0100
From: Bastien Nocera <hadess@...ess.net>
To: Henrique de Moraes Holschuh <ibm-acpi@....eng.br>,
Darren Hart <dvhart@...radead.org>,
ibm-acpi-devel@...ts.sourceforge.net,
platform-driver-x86@...r.kernel.org, linux-kernel@...r.kernel.org,
linux-input@...r.kernel.org
Subject: [PATCH 4/6] thinkpad_acpi: Add support for more adaptive kbd buttons
This commit adds new elements to the ThinkPad keymaps, and
will send key events for keys for which an input.h declaration
exists.
Signed-off-by: Bastien Nocera <hadess@...ess.net>
---
drivers/platform/x86/thinkpad_acpi.c | 80 +++++++++++++++++++++++++++++++++++-
1 file changed, 79 insertions(+), 1 deletion(-)
diff --git a/drivers/platform/x86/thinkpad_acpi.c b/drivers/platform/x86/thinkpad_acpi.c
index 562d958..a47a56a 100644
--- a/drivers/platform/x86/thinkpad_acpi.c
+++ b/drivers/platform/x86/thinkpad_acpi.c
@@ -1911,6 +1911,27 @@ enum { /* hot key scan codes (derived from ACPI DSDT) */
TP_ACPI_HOTKEYSCAN_UNK7,
TP_ACPI_HOTKEYSCAN_UNK8,
+ TP_ACPI_HOTKEYSCAN_MUTE2,
+ TP_ACPI_HOTKEYSCAN_BRIGHTNESS_ZERO,
+ TP_ACPI_HOTKEYSCAN_CLIPPING_TOOL,
+ TP_ACPI_HOTKEYSCAN_CLOUD,
+ TP_ACPI_HOTKEYSCAN_UNK9,
+ TP_ACPI_HOTKEYSCAN_VOICE,
+ TP_ACPI_HOTKEYSCAN_UNK10,
+ TP_ACPI_HOTKEYSCAN_GESTURES,
+ TP_ACPI_HOTKEYSCAN_UNK11,
+ TP_ACPI_HOTKEYSCAN_UNK12,
+ TP_ACPI_HOTKEYSCAN_UNK13,
+ TP_ACPI_HOTKEYSCAN_CONFIG,
+ TP_ACPI_HOTKEYSCAN_NEW_TAB,
+ TP_ACPI_HOTKEYSCAN_RELOAD,
+ TP_ACPI_HOTKEYSCAN_BACK,
+ TP_ACPI_HOTKEYSCAN_MIC_DOWN,
+ TP_ACPI_HOTKEYSCAN_MIC_UP,
+ TP_ACPI_HOTKEYSCAN_MIC_CANCELLATION,
+ TP_ACPI_HOTKEYSCAN_CAMERA_MODE,
+ TP_ACPI_HOTKEYSCAN_ROTATE_DISPLAY,
+
/* Hotkey keymap size */
TPACPI_HOTKEY_MAP_LEN
};
@@ -3171,6 +3192,13 @@ static int __init hotkey_init(struct ibm_init_struct *iibm)
/* (assignments unknown, please report if found) */
KEY_UNKNOWN, KEY_UNKNOWN, KEY_UNKNOWN, KEY_UNKNOWN,
KEY_UNKNOWN, KEY_UNKNOWN, KEY_UNKNOWN, KEY_UNKNOWN,
+
+ /* no assignments, only used for Adaptive keyboards */
+ KEY_UNKNOWN, KEY_UNKNOWN, KEY_UNKNOWN, KEY_UNKNOWN,
+ KEY_UNKNOWN, KEY_UNKNOWN, KEY_UNKNOWN, KEY_UNKNOWN,
+ KEY_UNKNOWN, KEY_UNKNOWN, KEY_UNKNOWN, KEY_UNKNOWN,
+ KEY_UNKNOWN, KEY_UNKNOWN, KEY_UNKNOWN, KEY_UNKNOWN,
+ KEY_UNKNOWN, KEY_UNKNOWN, KEY_UNKNOWN,
},
/* Generic keymap for Lenovo ThinkPads */
@@ -3227,6 +3255,33 @@ static int __init hotkey_init(struct ibm_init_struct *iibm)
/* Extra keys in use since the X240 / T440 / T540 */
KEY_CONFIG, KEY_SEARCH, KEY_SCALE, KEY_FILE,
+
+ /* Adaptive keyboard keycodes for Carbon X1 2014,
+ * The first item in this list is the Mute button
+ * which is emitted with 0x103 through
+ * adaptive_keyboard_hotkey_notify_hotkey ()
+ * when the sound symbol is held
+ * We'll need to offset those by 0x20 */
+ KEY_RESERVED, /* Mute held, 0x103 */
+ KEY_BRIGHTNESS_MIN, /* Backlight off */
+ KEY_RESERVED, /* Clipping tool */
+ KEY_RESERVED, /* Cloud */
+ KEY_RESERVED,
+ KEY_VOICECOMMAND, /* Voice */
+ KEY_RESERVED,
+ KEY_RESERVED, /* Gestures */
+ KEY_RESERVED,
+ KEY_RESERVED,
+ KEY_RESERVED,
+ KEY_CONFIG, /* Settings */
+ KEY_RESERVED, /* New tab */
+ KEY_REFRESH, /* Reload */
+ KEY_BACK, /* Back */
+ KEY_RESERVED, /* Microphone down */
+ KEY_RESERVED, /* Microphone up */
+ KEY_RESERVED, /* Microphone cancellation */
+ KEY_RESERVED, /* Camera mode */
+ KEY_RESERVED, /* Rotate display, 0x116 */
},
};
@@ -3526,6 +3581,8 @@ const int adaptive_keyboard_modes[] = {
#define DFR_CHANGE_ROW 0x101
#define DFR_SHOW_QUICKVIEW_ROW 0x102
+#define FIRST_ADAPTIVE_KEY 0x103
+#define ADAPTIVE_KEY_OFFSET 0x020
/* press Fn key a while second, it will switch to Function Mode. Then
* release Fn key, previous mode be restored.
@@ -3581,6 +3638,7 @@ static bool adaptive_keyboard_hotkey_notify_hotkey(unsigned int scancode)
{
u32 current_mode = 0;
int new_mode = 0;
+ int keycode;
switch (scancode) {
case DFR_CHANGE_ROW:
@@ -3613,7 +3671,27 @@ static bool adaptive_keyboard_hotkey_notify_hotkey(unsigned int scancode)
return true;
default:
- return false;
+ if (scancode < FIRST_ADAPTIVE_KEY ||
+ scancode > FIRST_ADAPTIVE_KEY +
+ TPACPI_HOTKEY_MAP_LEN -
+ ADAPTIVE_KEY_OFFSET) {
+ pr_info("Unhandled adaptive keyboard key: 0x%x\n",
+ scancode);
+ return false;
+ }
+ keycode = hotkey_keycode_map[scancode - FIRST_ADAPTIVE_KEY + ADAPTIVE_KEY_OFFSET];
+ if (keycode != KEY_RESERVED) {
+ mutex_lock(&tpacpi_inputdev_send_mutex);
+
+ input_report_key(tpacpi_inputdev, keycode, 1);
+ input_sync(tpacpi_inputdev);
+
+ input_report_key(tpacpi_inputdev, keycode, 0);
+ input_sync(tpacpi_inputdev);
+
+ mutex_unlock(&tpacpi_inputdev_send_mutex);
+ }
+ return true;
}
}
--
2.1.0
--
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