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path: root/drivers/platform/x86/toshiba_acpi.c
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Diffstat (limited to 'drivers/platform/x86/toshiba_acpi.c')
-rw-r--r--drivers/platform/x86/toshiba_acpi.c41
1 files changed, 36 insertions, 5 deletions
diff --git a/drivers/platform/x86/toshiba_acpi.c b/drivers/platform/x86/toshiba_acpi.c
index 291f14ef6702..f86690aa3d46 100644
--- a/drivers/platform/x86/toshiba_acpi.c
+++ b/drivers/platform/x86/toshiba_acpi.c
@@ -57,6 +57,11 @@ module_param(turn_on_panel_on_resume, int, 0644);
MODULE_PARM_DESC(turn_on_panel_on_resume,
"Call HCI_PANEL_POWER_ON on resume (-1 = auto, 0 = no, 1 = yes");
+static int hci_hotkey_quickstart = -1;
+module_param(hci_hotkey_quickstart, int, 0644);
+MODULE_PARM_DESC(hci_hotkey_quickstart,
+ "Call HCI_HOTKEY_EVENT with value 0x5 for quickstart button support (-1 = auto, 0 = no, 1 = yes");
+
#define TOSHIBA_WMI_EVENT_GUID "59142400-C6A3-40FA-BADB-8A2652834100"
/* Scan code for Fn key on TOS1900 models */
@@ -136,6 +141,7 @@ MODULE_PARM_DESC(turn_on_panel_on_resume,
#define HCI_ACCEL_MASK 0x7fff
#define HCI_ACCEL_DIRECTION_MASK 0x8000
#define HCI_HOTKEY_DISABLE 0x0b
+#define HCI_HOTKEY_ENABLE_QUICKSTART 0x05
#define HCI_HOTKEY_ENABLE 0x09
#define HCI_HOTKEY_SPECIAL_FUNCTIONS 0x10
#define HCI_LCD_BRIGHTNESS_BITS 3
@@ -264,6 +270,7 @@ static const struct key_entry toshiba_acpi_keymap[] = {
{ KE_KEY, 0xb32, { KEY_NEXTSONG } },
{ KE_KEY, 0xb33, { KEY_PLAYPAUSE } },
{ KE_KEY, 0xb5a, { KEY_MEDIA } },
+ { KE_IGNORE, 0x0e00, { KEY_RESERVED } }, /* Wake from sleep */
{ KE_IGNORE, 0x1430, { KEY_RESERVED } }, /* Wake from sleep */
{ KE_IGNORE, 0x1501, { KEY_RESERVED } }, /* Output changed */
{ KE_IGNORE, 0x1502, { KEY_RESERVED } }, /* HDMI plugged/unplugged */
@@ -2730,10 +2737,15 @@ static int toshiba_acpi_enable_hotkeys(struct toshiba_acpi_dev *dev)
return -ENODEV;
/*
+ * Enable quickstart buttons if supported.
+ *
* Enable the "Special Functions" mode only if they are
* supported and if they are activated.
*/
- if (dev->kbd_function_keys_supported && dev->special_functions)
+ if (hci_hotkey_quickstart)
+ result = hci_write(dev, HCI_HOTKEY_EVENT,
+ HCI_HOTKEY_ENABLE_QUICKSTART);
+ else if (dev->kbd_function_keys_supported && dev->special_functions)
result = hci_write(dev, HCI_HOTKEY_EVENT,
HCI_HOTKEY_SPECIAL_FUNCTIONS);
else
@@ -3257,7 +3269,14 @@ static const char *find_hci_method(acpi_handle handle)
* works. toshiba_acpi_resume() uses HCI_PANEL_POWER_ON to avoid changing
* the configured brightness level.
*/
-static const struct dmi_system_id turn_on_panel_on_resume_dmi_ids[] = {
+#define QUIRK_TURN_ON_PANEL_ON_RESUME BIT(0)
+/*
+ * Some Toshibas use "quickstart" keys. On these, HCI_HOTKEY_EVENT must use
+ * the value HCI_HOTKEY_ENABLE_QUICKSTART.
+ */
+#define QUIRK_HCI_HOTKEY_QUICKSTART BIT(1)
+
+static const struct dmi_system_id toshiba_dmi_quirks[] = {
{
/* Toshiba Portégé R700 */
/* https://bugzilla.kernel.org/show_bug.cgi?id=21012 */
@@ -3265,6 +3284,7 @@ static const struct dmi_system_id turn_on_panel_on_resume_dmi_ids[] = {
DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
DMI_MATCH(DMI_PRODUCT_NAME, "PORTEGE R700"),
},
+ .driver_data = (void *)QUIRK_TURN_ON_PANEL_ON_RESUME,
},
{
/* Toshiba Satellite/Portégé R830 */
@@ -3274,6 +3294,7 @@ static const struct dmi_system_id turn_on_panel_on_resume_dmi_ids[] = {
DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
DMI_MATCH(DMI_PRODUCT_NAME, "R830"),
},
+ .driver_data = (void *)QUIRK_TURN_ON_PANEL_ON_RESUME,
},
{
/* Toshiba Satellite/Portégé Z830 */
@@ -3281,6 +3302,7 @@ static const struct dmi_system_id turn_on_panel_on_resume_dmi_ids[] = {
DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
DMI_MATCH(DMI_PRODUCT_NAME, "Z830"),
},
+ .driver_data = (void *)(QUIRK_TURN_ON_PANEL_ON_RESUME | QUIRK_HCI_HOTKEY_QUICKSTART),
},
};
@@ -3289,6 +3311,8 @@ static int toshiba_acpi_add(struct acpi_device *acpi_dev)
struct toshiba_acpi_dev *dev;
const char *hci_method;
u32 dummy;
+ const struct dmi_system_id *dmi_id;
+ long quirks = 0;
int ret = 0;
if (toshiba_acpi)
@@ -3441,8 +3465,15 @@ iio_error:
}
#endif
+ dmi_id = dmi_first_match(toshiba_dmi_quirks);
+ if (dmi_id)
+ quirks = (long)dmi_id->driver_data;
+
if (turn_on_panel_on_resume == -1)
- turn_on_panel_on_resume = dmi_check_system(turn_on_panel_on_resume_dmi_ids);
+ turn_on_panel_on_resume = !!(quirks & QUIRK_TURN_ON_PANEL_ON_RESUME);
+
+ if (hci_hotkey_quickstart == -1)
+ hci_hotkey_quickstart = !!(quirks & QUIRK_HCI_HOTKEY_QUICKSTART);
toshiba_wwan_available(dev);
if (dev->wwan_supported)
@@ -3523,9 +3554,10 @@ static void toshiba_acpi_notify(struct acpi_device *acpi_dev, u32 event)
(dev->kbd_mode == SCI_KBD_MODE_ON) ?
LED_FULL : LED_OFF);
break;
+ case 0x8e: /* Power button pressed */
+ break;
case 0x85: /* Unknown */
case 0x8d: /* Unknown */
- case 0x8e: /* Unknown */
case 0x94: /* Unknown */
case 0x95: /* Unknown */
default:
@@ -3581,7 +3613,6 @@ static SIMPLE_DEV_PM_OPS(toshiba_acpi_pm,
static struct acpi_driver toshiba_acpi_driver = {
.name = "Toshiba ACPI driver",
- .owner = THIS_MODULE,
.ids = toshiba_device_ids,
.flags = ACPI_DRIVER_ALL_NOTIFY_EVENTS,
.ops = {