int (*write) (char *);
void (*exit) (void);
void (*resume) (void);
+ void (*suspend) (pm_message_t state);
struct list_head all_drivers;
static struct mutex tpacpi_inputdev_send_mutex;
static LIST_HEAD(tpacpi_all_drivers);
+static int tpacpi_suspend_handler(struct platform_device *pdev,
+ pm_message_t state)
+{
+ struct ibm_struct *ibm, *itmp;
+
+ list_for_each_entry_safe(ibm, itmp,
+ &tpacpi_all_drivers,
+ all_drivers) {
+ if (ibm->suspend)
+ (ibm->suspend)(state);
+ }
+
+ return 0;
+}
+
static int tpacpi_resume_handler(struct platform_device *pdev)
{
struct ibm_struct *ibm, *itmp;
.name = TPACPI_DRVR_NAME,
.owner = THIS_MODULE,
},
+ .suspend = tpacpi_suspend_handler,
.resume = tpacpi_resume_handler,
};
static struct mutex hotkey_mutex;
+static enum { /* Reasons for waking up */
+ TP_ACPI_WAKEUP_NONE = 0, /* None or unknown */
+ TP_ACPI_WAKEUP_BAYEJ, /* Bay ejection request */
+ TP_ACPI_WAKEUP_UNDOCK, /* Undock request */
+} hotkey_wakeup_reason;
+
+static int hotkey_autosleep_ack;
+
static int hotkey_orig_status;
static u32 hotkey_orig_mask;
static u32 hotkey_all_mask;
static struct device_attribute dev_attr_hotkey_report_mode =
__ATTR(hotkey_report_mode, S_IRUGO, hotkey_report_mode_show, NULL);
+/* sysfs wakeup reason ------------------------------------------------- */
+static ssize_t hotkey_wakeup_reason_show(struct device *dev,
+ struct device_attribute *attr,
+ char *buf)
+{
+ return snprintf(buf, PAGE_SIZE, "%d\n", hotkey_wakeup_reason);
+}
+
+static struct device_attribute dev_attr_hotkey_wakeup_reason =
+ __ATTR(wakeup_reason, S_IRUGO, hotkey_wakeup_reason_show, NULL);
+
+/* sysfs wakeup hotunplug_complete ------------------------------------- */
+static ssize_t hotkey_wakeup_hotunplug_complete_show(struct device *dev,
+ struct device_attribute *attr,
+ char *buf)
+{
+ return snprintf(buf, PAGE_SIZE, "%d\n", hotkey_autosleep_ack);
+}
+
+static struct device_attribute dev_attr_hotkey_wakeup_hotunplug_complete =
+ __ATTR(wakeup_hotunplug_complete, S_IRUGO,
+ hotkey_wakeup_hotunplug_complete_show, NULL);
+
/* --------------------------------------------------------------------- */
static struct attribute *hotkey_attributes[] __initdata = {
&dev_attr_hotkey_all_mask.attr,
&dev_attr_hotkey_recommended_mask.attr,
#endif
+ &dev_attr_hotkey_wakeup_reason.attr,
+ &dev_attr_hotkey_wakeup_hotunplug_complete.attr,
};
static int __init hotkey_init(struct ibm_init_struct *iibm)
str_supported(tp_features.hotkey));
if (tp_features.hotkey) {
- hotkey_dev_attributes = create_attr_set(10, NULL);
+ hotkey_dev_attributes = create_attr_set(12, NULL);
if (!hotkey_dev_attributes)
return -ENOMEM;
res = add_many_to_attr_set(hotkey_dev_attributes,
unsigned int scancode;
int send_acpi_ev;
int ignore_acpi_ev;
+ int unk_ev;
if (event != 0x80) {
printk(TPACPI_ERR
return;
}
- send_acpi_ev = 0;
+ send_acpi_ev = 1;
ignore_acpi_ev = 0;
+ unk_ev = 0;
switch (hkey >> 12) {
case 1:
scancode--;
if (!(hotkey_source_mask & (1 << scancode))) {
tpacpi_input_send_key(scancode);
+ send_acpi_ev = 0;
} else {
ignore_acpi_ev = 1;
}
} else {
- printk(TPACPI_ERR
- "hotkey 0x%04x out of range "
- "for keyboard map\n", hkey);
- send_acpi_ev = 1;
+ unk_ev = 1;
}
break;
- case 5:
- /* 0x5000-0x5FFF: LID */
- /* we don't handle it through this path, just
- * eat up known LID events */
- if (hkey != 0x5001 && hkey != 0x5002) {
- printk(TPACPI_ERR
- "unknown LID-related HKEY event: "
- "0x%04x\n", hkey);
- send_acpi_ev = 1;
+ case 2:
+ /* Wakeup reason */
+ switch (hkey) {
+ case 0x2304: /* suspend, undock */
+ case 0x2404: /* hibernation, undock */
+ hotkey_wakeup_reason = TP_ACPI_WAKEUP_UNDOCK;
+ ignore_acpi_ev = 1;
+ break;
+ case 0x2305: /* suspend, bay eject */
+ case 0x2405: /* hibernation, bay eject */
+ hotkey_wakeup_reason = TP_ACPI_WAKEUP_BAYEJ;
+ ignore_acpi_ev = 1;
+ break;
+ default:
+ unk_ev = 1;
+ }
+ if (hotkey_wakeup_reason != TP_ACPI_WAKEUP_NONE) {
+ printk(TPACPI_INFO
+ "woke up due to a hot-unplug "
+ "request...\n");
+ }
+ break;
+ case 3:
+ /* bay-related wakeups */
+ if (hkey == 0x3003) {
+ hotkey_autosleep_ack = 1;
+ printk(TPACPI_INFO
+ "bay ejected\n");
} else {
+ unk_ev = 1;
+ }
+ break;
+ case 4:
+ /* dock-related wakeups */
+ if (hkey == 0x4003) {
+ hotkey_autosleep_ack = 1;
+ printk(TPACPI_INFO
+ "undocked\n");
+ } else {
+ unk_ev = 1;
+ }
+ break;
+ case 5:
+ /* 0x5000-0x5FFF: human interface helpers */
+ switch (hkey) {
+ case 0x5010: /* Lenovo new BIOS: brightness changed */
+ case 0x5009: /* X61t: swivel up (tablet mode) */
+ case 0x500a: /* X61t: swivel down (normal mode) */
+ case 0x500b: /* X61t: tablet pen inserted into bay */
+ case 0x500c: /* X61t: tablet pen removed from bay */
+ break;
+ case 0x5001:
+ case 0x5002:
+ /* LID switch events. Do not propagate */
ignore_acpi_ev = 1;
+ break;
+ default:
+ unk_ev = 1;
}
break;
case 7:
/* 0x7000-0x7FFF: misc */
if (tp_features.hotkey_wlsw && hkey == 0x7000) {
tpacpi_input_send_radiosw();
+ send_acpi_ev = 0;
break;
}
/* fallthrough to default */
default:
- /* case 2: dock-related */
- /* 0x2305 - T43 waking up due to bay lever
- * eject while aslept */
- /* case 3: ultra-bay related. maybe bay in dock? */
- /* 0x3003 - T43 after wake up by bay lever
- * eject (0x2305) */
+ unk_ev = 1;
+ }
+ if (unk_ev) {
printk(TPACPI_NOTICE
"unhandled HKEY event 0x%04x\n", hkey);
- send_acpi_ev = 1;
}
/* Legacy events */
}
}
+static void hotkey_suspend(pm_message_t state)
+{
+ /* Do these on suspend, we get the events on early resume! */
+ hotkey_wakeup_reason = TP_ACPI_WAKEUP_NONE;
+ hotkey_autosleep_ack = 0;
+}
+
static void hotkey_resume(void)
{
if (hotkey_mask_get())
.write = hotkey_write,
.exit = hotkey_exit,
.resume = hotkey_resume,
+ .suspend = hotkey_suspend,
.acpi = &ibm_hotkey_acpidriver,
};