X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=drivers%2Facpi%2Fthermal.c;h=5753d06b786021e0434a221cd79b6c46875c8b36;hb=9a2239b1174bdf0952a21ed328cd74240d2dd173;hp=1d8c250c3c732cb827c95400fc9118917353a2b9;hpb=8348e1b19a06b1932f65e84e1d59be29e1626c2b;p=linux-2.6-omap-h63xx.git

diff --git a/drivers/acpi/thermal.c b/drivers/acpi/thermal.c
index 1d8c250c3c7..5753d06b786 100644
--- a/drivers/acpi/thermal.c
+++ b/drivers/acpi/thermal.c
@@ -162,7 +162,6 @@ struct acpi_thermal_flags {
 };
 
 struct acpi_thermal {
-	acpi_handle handle;
 	struct acpi_device * device;
 	acpi_bus_id name;
 	unsigned long temperature;
@@ -177,21 +176,21 @@ struct acpi_thermal {
 	struct timer_list timer;
 };
 
-static struct file_operations acpi_thermal_state_fops = {
+static const struct file_operations acpi_thermal_state_fops = {
 	.open = acpi_thermal_state_open_fs,
 	.read = seq_read,
 	.llseek = seq_lseek,
 	.release = single_release,
 };
 
-static struct file_operations acpi_thermal_temp_fops = {
+static const struct file_operations acpi_thermal_temp_fops = {
 	.open = acpi_thermal_temp_open_fs,
 	.read = seq_read,
 	.llseek = seq_lseek,
 	.release = single_release,
 };
 
-static struct file_operations acpi_thermal_trip_fops = {
+static const struct file_operations acpi_thermal_trip_fops = {
 	.open = acpi_thermal_trip_open_fs,
 	.read = seq_read,
 	.write = acpi_thermal_write_trip_points,
@@ -199,7 +198,7 @@ static struct file_operations acpi_thermal_trip_fops = {
 	.release = single_release,
 };
 
-static struct file_operations acpi_thermal_cooling_fops = {
+static const struct file_operations acpi_thermal_cooling_fops = {
 	.open = acpi_thermal_cooling_open_fs,
 	.read = seq_read,
 	.write = acpi_thermal_write_cooling_mode,
@@ -207,7 +206,7 @@ static struct file_operations acpi_thermal_cooling_fops = {
 	.release = single_release,
 };
 
-static struct file_operations acpi_thermal_polling_fops = {
+static const struct file_operations acpi_thermal_polling_fops = {
 	.open = acpi_thermal_polling_open_fs,
 	.read = seq_read,
 	.write = acpi_thermal_write_polling,
@@ -230,7 +229,7 @@ static int acpi_thermal_get_temperature(struct acpi_thermal *tz)
 	tz->last_temperature = tz->temperature;
 
 	status =
-	    acpi_evaluate_integer(tz->handle, "_TMP", NULL, &tz->temperature);
+	    acpi_evaluate_integer(tz->device->handle, "_TMP", NULL, &tz->temperature);
 	if (ACPI_FAILURE(status))
 		return -ENODEV;
 
@@ -249,7 +248,7 @@ static int acpi_thermal_get_polling_frequency(struct acpi_thermal *tz)
 		return -EINVAL;
 
 	status =
-	    acpi_evaluate_integer(tz->handle, "_TZP", NULL,
+	    acpi_evaluate_integer(tz->device->handle, "_TZP", NULL,
 				  &tz->polling_frequency);
 	if (ACPI_FAILURE(status))
 		return -ENODEV;
@@ -286,7 +285,7 @@ static int acpi_thermal_set_cooling_mode(struct acpi_thermal *tz, int mode)
 	if (!tz)
 		return -EINVAL;
 
-	status = acpi_get_handle(tz->handle, "_SCP", &handle);
+	status = acpi_get_handle(tz->device->handle, "_SCP", &handle);
 	if (ACPI_FAILURE(status)) {
 		ACPI_DEBUG_PRINT((ACPI_DB_INFO, "_SCP not present\n"));
 		return -ENODEV;
@@ -317,7 +316,7 @@ static int acpi_thermal_get_trip_points(struct acpi_thermal *tz)
 
 	/* Critical Shutdown (required) */
 
-	status = acpi_evaluate_integer(tz->handle, "_CRT", NULL,
+	status = acpi_evaluate_integer(tz->device->handle, "_CRT", NULL,
 				       &tz->trips.critical.temperature);
 	if (ACPI_FAILURE(status)) {
 		tz->trips.critical.flags.valid = 0;
@@ -333,7 +332,7 @@ static int acpi_thermal_get_trip_points(struct acpi_thermal *tz)
 	/* Critical Sleep (optional) */
 
 	status =
-	    acpi_evaluate_integer(tz->handle, "_HOT", NULL,
+	    acpi_evaluate_integer(tz->device->handle, "_HOT", NULL,
 				  &tz->trips.hot.temperature);
 	if (ACPI_FAILURE(status)) {
 		tz->trips.hot.flags.valid = 0;
@@ -347,7 +346,7 @@ static int acpi_thermal_get_trip_points(struct acpi_thermal *tz)
 	/* Passive: Processors (optional) */
 
 	status =
-	    acpi_evaluate_integer(tz->handle, "_PSV", NULL,
+	    acpi_evaluate_integer(tz->device->handle, "_PSV", NULL,
 				  &tz->trips.passive.temperature);
 	if (ACPI_FAILURE(status)) {
 		tz->trips.passive.flags.valid = 0;
@@ -356,25 +355,25 @@ static int acpi_thermal_get_trip_points(struct acpi_thermal *tz)
 		tz->trips.passive.flags.valid = 1;
 
 		status =
-		    acpi_evaluate_integer(tz->handle, "_TC1", NULL,
+		    acpi_evaluate_integer(tz->device->handle, "_TC1", NULL,
 					  &tz->trips.passive.tc1);
 		if (ACPI_FAILURE(status))
 			tz->trips.passive.flags.valid = 0;
 
 		status =
-		    acpi_evaluate_integer(tz->handle, "_TC2", NULL,
+		    acpi_evaluate_integer(tz->device->handle, "_TC2", NULL,
 					  &tz->trips.passive.tc2);
 		if (ACPI_FAILURE(status))
 			tz->trips.passive.flags.valid = 0;
 
 		status =
-		    acpi_evaluate_integer(tz->handle, "_TSP", NULL,
+		    acpi_evaluate_integer(tz->device->handle, "_TSP", NULL,
 					  &tz->trips.passive.tsp);
 		if (ACPI_FAILURE(status))
 			tz->trips.passive.flags.valid = 0;
 
 		status =
-		    acpi_evaluate_reference(tz->handle, "_PSL", NULL,
+		    acpi_evaluate_reference(tz->device->handle, "_PSL", NULL,
 					    &tz->trips.passive.devices);
 		if (ACPI_FAILURE(status))
 			tz->trips.passive.flags.valid = 0;
@@ -394,14 +393,14 @@ static int acpi_thermal_get_trip_points(struct acpi_thermal *tz)
 		char name[5] = { '_', 'A', 'C', ('0' + i), '\0' };
 
 		status =
-		    acpi_evaluate_integer(tz->handle, name, NULL,
+		    acpi_evaluate_integer(tz->device->handle, name, NULL,
 					  &tz->trips.active[i].temperature);
 		if (ACPI_FAILURE(status))
 			break;
 
 		name[2] = 'L';
 		status =
-		    acpi_evaluate_reference(tz->handle, name, NULL,
+		    acpi_evaluate_reference(tz->device->handle, name, NULL,
 					    &tz->trips.active[i].devices);
 		if (ACPI_SUCCESS(status)) {
 			tz->trips.active[i].flags.valid = 1;
@@ -425,7 +424,7 @@ static int acpi_thermal_get_devices(struct acpi_thermal *tz)
 		return -EINVAL;
 
 	status =
-	    acpi_evaluate_reference(tz->handle, "_TZD", NULL, &tz->devices);
+	    acpi_evaluate_reference(tz->device->handle, "_TZD", NULL, &tz->devices);
 	if (ACPI_FAILURE(status))
 		return -ENODEV;
 
@@ -1277,7 +1276,6 @@ static int acpi_thermal_add(struct acpi_device *device)
 		return -ENOMEM;
 	memset(tz, 0, sizeof(struct acpi_thermal));
 
-	tz->handle = device->handle;
 	tz->device = device;
 	strcpy(tz->name, device->pnp.bus_id);
 	strcpy(acpi_device_name(device), ACPI_THERMAL_DEVICE_NAME);
@@ -1296,7 +1294,7 @@ static int acpi_thermal_add(struct acpi_device *device)
 
 	acpi_thermal_check(tz);
 
-	status = acpi_install_notify_handler(tz->handle,
+	status = acpi_install_notify_handler(device->handle,
 					     ACPI_DEVICE_NOTIFY,
 					     acpi_thermal_notify, tz);
 	if (ACPI_FAILURE(status)) {
@@ -1337,7 +1335,7 @@ static int acpi_thermal_remove(struct acpi_device *device, int type)
 	/* deferred task may reinsert timer */
 	del_timer_sync(&(tz->timer));
 
-	status = acpi_remove_notify_handler(tz->handle,
+	status = acpi_remove_notify_handler(device->handle,
 					    ACPI_DEVICE_NOTIFY,
 					    acpi_thermal_notify);
 
@@ -1361,13 +1359,28 @@ static int acpi_thermal_remove(struct acpi_device *device, int type)
 static int acpi_thermal_resume(struct acpi_device *device, int state)
 {
 	struct acpi_thermal *tz = NULL;
+	int i;
 
 	if (!device || !acpi_driver_data(device))
 		return -EINVAL;
 
 	tz = (struct acpi_thermal *)acpi_driver_data(device);
 
-	acpi_thermal_check(tz);
+	acpi_thermal_get_temperature(tz);
+
+	for (i = 0; i < ACPI_THERMAL_MAX_ACTIVE; i++) {
+		if (tz->trips.active[i].flags.valid) {
+ 			tz->temperature = tz->trips.active[i].temperature;
+			tz->trips.active[i].flags.enabled = 0;
+
+			acpi_thermal_active(tz);
+
+			tz->state.active |= tz->trips.active[i].flags.enabled;
+			tz->state.active_index = i;
+		}
+	}
+
+ 	acpi_thermal_check(tz);
 
 	return AE_OK;
 }