#define TPACPI_INFO KERN_INFO TPACPI_LOG
#define TPACPI_DEBUG KERN_DEBUG TPACPI_LOG
-#define TPACPI_DBG_ALL 0xffff
#define TPACPI_DBG_ALL 0xffff
#define TPACPI_DBG_INIT 0x0001
#define TPACPI_DBG_EXIT 0x0002
return -ENODEV;
}
- acpi_driver_data(ibm->acpi->device) = ibm;
+ ibm->acpi->device->driver_data = ibm;
sprintf(acpi_device_class(ibm->acpi->device), "%s/%s",
TPACPI_ACPI_EVENT_PREFIX,
ibm->name);
ibm->acpi->driver = kzalloc(sizeof(struct acpi_driver), GFP_KERNEL);
if (!ibm->acpi->driver) {
- printk(TPACPI_ERR "kzalloc(ibm->driver) failed\n");
+ printk(TPACPI_ERR
+ "failed to allocate memory for ibm->acpi->driver\n");
return -ENOMEM;
}
return 0;
}
+static void tpacpi_disable_brightness_delay(void)
+{
+ if (acpi_evalf(hkey_handle, NULL, "PWMS", "qvd", 0))
+ printk(TPACPI_NOTICE
+ "ACPI backlight control delay disabled\n");
+}
+
static int __init tpacpi_query_bcl_levels(acpi_handle handle)
{
struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL };
if (!tp_features.hotkey)
return 1;
+ tpacpi_disable_brightness_delay();
+
hotkey_dev_attributes = create_attr_set(13, NULL);
if (!hotkey_dev_attributes)
return -ENOMEM;
static void hotkey_resume(void)
{
+ tpacpi_disable_brightness_delay();
+
if (hotkey_mask_get())
printk(TPACPI_ERR
"error while trying to read hot key mask "
flush_workqueue(tpacpi_wq);
}
+static void fan_suspend(pm_message_t state)
+{
+ if (!fan_control_allowed)
+ return;
+
+ /* Store fan status in cache */
+ fan_get_status_safe(NULL);
+ if (tp_features.fan_ctrl_status_undef)
+ fan_control_desired_level = TP_EC_FAN_AUTO;
+}
+
+static void fan_resume(void)
+{
+ u8 saved_fan_level;
+ u8 current_level = 7;
+ bool do_set = false;
+
+ /* DSDT *always* updates status on resume */
+ tp_features.fan_ctrl_status_undef = 0;
+
+ saved_fan_level = fan_control_desired_level;
+ if (!fan_control_allowed ||
+ (fan_get_status_safe(¤t_level) < 0))
+ return;
+
+ switch (fan_control_access_mode) {
+ case TPACPI_FAN_WR_ACPI_SFAN:
+ do_set = (saved_fan_level > current_level);
+ break;
+ case TPACPI_FAN_WR_ACPI_FANS:
+ case TPACPI_FAN_WR_TPEC:
+ do_set = ((saved_fan_level & TP_EC_FAN_FULLSPEED) ||
+ (saved_fan_level == 7 &&
+ !(current_level & TP_EC_FAN_FULLSPEED)));
+ break;
+ default:
+ return;
+ }
+ if (do_set) {
+ printk(TPACPI_NOTICE
+ "restoring fan level to 0x%02x\n",
+ saved_fan_level);
+ fan_set_level_safe(saved_fan_level);
+ }
+}
+
static int fan_read(char *p)
{
int len = 0;
.read = fan_read,
.write = fan_write,
.exit = fan_exit,
+ .suspend = fan_suspend,
+ .resume = fan_resume,
};
/****************************************************************************