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authorMaxim Mikityanskiy <maxtram95@gmail.com>2012-07-06 16:07:50 +0800
committerMatthew Garrett <mjg@redhat.com>2012-08-20 12:35:30 -0400
commit296f9fe05d916e3d791dcd166aa41c1dadca4735 (patch)
tree9af9664fafca4321953a2d7bdc03ad91525017ea /drivers/platform
parentad20c73b05ea40cfdb42758506fb6b6befa3c9e5 (diff)
downloadlwn-296f9fe05d916e3d791dcd166aa41c1dadca4735.tar.gz
lwn-296f9fe05d916e3d791dcd166aa41c1dadca4735.zip
ideapad: add Lenovo IdeaPad Z570 support (part 1)
The patch adds support for Lenovo IdeaPad Z570 laptop. It makes all special keys working, adds possibility to control fan like Windows does, controls Touchpad Disabled LED, toggles touchpad state via keyboard controller and corrects touchpad behavior on resume from suspend. It is new, modified version of patch. Now it does not depend on psmouse and does not need patching of input subsystem. Signed-off-by: Maxim Mikityanskiy <maxtram95@gmail.com> This is part 1 for special button handling. Signed-off-by: Ike Panhc <ike.pan@canonical.com> Signed-off-by: Matthew Garrett <mjg@redhat.com>
Diffstat (limited to 'drivers/platform')
-rw-r--r--drivers/platform/x86/ideapad-laptop.c32
1 files changed, 32 insertions, 0 deletions
diff --git a/drivers/platform/x86/ideapad-laptop.c b/drivers/platform/x86/ideapad-laptop.c
index 17f6dfd8dbfb..2396242e8418 100644
--- a/drivers/platform/x86/ideapad-laptop.c
+++ b/drivers/platform/x86/ideapad-laptop.c
@@ -65,6 +65,7 @@ enum {
VPCCMD_R_ODD, /* 0x21 */
VPCCMD_R_RF = 0x23,
VPCCMD_W_RF,
+ VPCCMD_R_SPECIAL_BUTTONS = 0x31,
VPCCMD_W_BL_POWER = 0x33,
};
@@ -518,9 +519,13 @@ static void ideapad_platform_exit(struct ideapad_private *priv)
*/
static const struct key_entry ideapad_keymap[] = {
{ KE_KEY, 6, { KEY_SWITCHVIDEOMODE } },
+ { KE_KEY, 7, { KEY_CAMERA } },
+ { KE_KEY, 11, { KEY_F16 } },
{ KE_KEY, 13, { KEY_WLAN } },
{ KE_KEY, 16, { KEY_PROG1 } },
{ KE_KEY, 17, { KEY_PROG2 } },
+ { KE_KEY, 64, { KEY_PROG3 } },
+ { KE_KEY, 65, { KEY_PROG4 } },
{ KE_END, 0 },
};
@@ -587,6 +592,28 @@ static void ideapad_input_novokey(struct ideapad_private *priv)
ideapad_input_report(priv, 16);
}
+static void ideapad_check_special_buttons(struct ideapad_private *priv)
+{
+ unsigned long bit, value;
+
+ read_ec_data(ideapad_handle, VPCCMD_R_SPECIAL_BUTTONS, &value);
+
+ for (bit = 0; bit < 16; bit++) {
+ if (test_bit(bit, &value)) {
+ switch (bit) {
+ case 6:
+ /* Thermal Management button */
+ ideapad_input_report(priv, 65);
+ break;
+ case 1:
+ /* OneKey Theater button */
+ ideapad_input_report(priv, 64);
+ break;
+ }
+ }
+ }
+}
+
/*
* backlight
*/
@@ -785,6 +812,8 @@ static void ideapad_acpi_notify(struct acpi_device *adevice, u32 event)
ideapad_sync_rfk_state(priv);
break;
case 13:
+ case 11:
+ case 7:
case 6:
ideapad_input_report(priv, vpc_bit);
break;
@@ -797,6 +826,9 @@ static void ideapad_acpi_notify(struct acpi_device *adevice, u32 event)
case 2:
ideapad_backlight_notify_power(priv);
break;
+ case 0:
+ ideapad_check_special_buttons(priv);
+ break;
default:
pr_info("Unknown event: %lu\n", vpc_bit);
}