From 2f7c68cb55ecb7331f2381deb497c27155f32faf Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Wed, 03 Jan 2024 09:43:39 +0000
Subject: [PATCH] update kernel to 5.10.198
---
kernel/drivers/thermal/intel/int340x_thermal/int340x_thermal_zone.c | 28 ++++++++++++++++++++++------
1 files changed, 22 insertions(+), 6 deletions(-)
diff --git a/kernel/drivers/thermal/intel/int340x_thermal/int340x_thermal_zone.c b/kernel/drivers/thermal/intel/int340x_thermal/int340x_thermal_zone.c
index a337600..6952f4e 100644
--- a/kernel/drivers/thermal/intel/int340x_thermal/int340x_thermal_zone.c
+++ b/kernel/drivers/thermal/intel/int340x_thermal/int340x_thermal_zone.c
@@ -44,10 +44,12 @@
int trip, int *temp)
{
struct int34x_thermal_zone *d = zone->devdata;
- int i;
+ int i, ret = 0;
if (d->override_ops && d->override_ops->get_trip_temp)
return d->override_ops->get_trip_temp(zone, trip, temp);
+
+ mutex_lock(&d->trip_mutex);
if (trip < d->aux_trip_nr)
*temp = d->aux_trips[trip];
@@ -66,10 +68,12 @@
}
}
if (i == INT340X_THERMAL_MAX_ACT_TRIP_COUNT)
- return -EINVAL;
+ ret = -EINVAL;
}
- return 0;
+ mutex_unlock(&d->trip_mutex);
+
+ return ret;
}
static int int340x_thermal_get_trip_type(struct thermal_zone_device *zone,
@@ -77,10 +81,12 @@
enum thermal_trip_type *type)
{
struct int34x_thermal_zone *d = zone->devdata;
- int i;
+ int i, ret = 0;
if (d->override_ops && d->override_ops->get_trip_type)
return d->override_ops->get_trip_type(zone, trip, type);
+
+ mutex_lock(&d->trip_mutex);
if (trip < d->aux_trip_nr)
*type = THERMAL_TRIP_PASSIVE;
@@ -99,10 +105,12 @@
}
}
if (i == INT340X_THERMAL_MAX_ACT_TRIP_COUNT)
- return -EINVAL;
+ ret = -EINVAL;
}
- return 0;
+ mutex_unlock(&d->trip_mutex);
+
+ return ret;
}
static int int340x_thermal_set_trip_temp(struct thermal_zone_device *zone,
@@ -174,6 +182,8 @@
int trip_cnt = int34x_zone->aux_trip_nr;
int i;
+ mutex_lock(&int34x_zone->trip_mutex);
+
int34x_zone->crt_trip_id = -1;
if (!int340x_thermal_get_trip_config(int34x_zone->adev->handle, "_CRT",
&int34x_zone->crt_temp))
@@ -201,6 +211,8 @@
int34x_zone->act_trips[i].valid = true;
}
+ mutex_unlock(&int34x_zone->trip_mutex);
+
return trip_cnt;
}
EXPORT_SYMBOL_GPL(int340x_thermal_read_trips);
@@ -223,6 +235,8 @@
GFP_KERNEL);
if (!int34x_thermal_zone)
return ERR_PTR(-ENOMEM);
+
+ mutex_init(&int34x_thermal_zone->trip_mutex);
int34x_thermal_zone->adev = adev;
int34x_thermal_zone->override_ops = override_ops;
@@ -275,6 +289,7 @@
acpi_lpat_free_conversion_table(int34x_thermal_zone->lpat_table);
kfree(int34x_thermal_zone->aux_trips);
err_trip_alloc:
+ mutex_destroy(&int34x_thermal_zone->trip_mutex);
kfree(int34x_thermal_zone);
return ERR_PTR(ret);
}
@@ -286,6 +301,7 @@
thermal_zone_device_unregister(int34x_thermal_zone->zone);
acpi_lpat_free_conversion_table(int34x_thermal_zone->lpat_table);
kfree(int34x_thermal_zone->aux_trips);
+ mutex_destroy(&int34x_thermal_zone->trip_mutex);
kfree(int34x_thermal_zone);
}
EXPORT_SYMBOL_GPL(int340x_thermal_zone_remove);
--
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