diff options
Diffstat (limited to 'drivers/net/wireless/ath/ath10k/thermal.c')
| -rw-r--r-- | drivers/net/wireless/ath/ath10k/thermal.c | 29 |
1 files changed, 14 insertions, 15 deletions
diff --git a/drivers/net/wireless/ath/ath10k/thermal.c b/drivers/net/wireless/ath/ath10k/thermal.c index ef717b631ff8..8b15ec07b107 100644 --- a/drivers/net/wireless/ath/ath10k/thermal.c +++ b/drivers/net/wireless/ath/ath10k/thermal.c @@ -1,17 +1,7 @@ +// SPDX-License-Identifier: ISC /* - * Copyright (c) 2014 Qualcomm Atheros, Inc. - * - * Permission to use, copy, modify, and/or distribute this software for any - * purpose with or without fee is hereby granted, provided that the above - * copyright notice and this permission notice appear in all copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES - * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR - * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES - * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN - * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF - * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + * Copyright (c) 2014-2015 Qualcomm Atheros, Inc. + * Copyright (c) 2022 Qualcomm Innovation Center, Inc. All rights reserved. */ #include <linux/device.h> @@ -109,8 +99,8 @@ static ssize_t ath10k_thermal_show_temp(struct device *dev, temperature = ar->thermal.temperature; spin_unlock_bh(&ar->data_lock); - /* display in millidegree celcius */ - ret = snprintf(buf, PAGE_SIZE, "%d\n", temperature * 1000); + /* display in millidegree celsius */ + ret = sysfs_emit(buf, "%d\n", temperature * 1000); out: mutex_unlock(&ar->conf_mutex); return ret; @@ -140,6 +130,9 @@ void ath10k_thermal_set_throttling(struct ath10k *ar) lockdep_assert_held(&ar->conf_mutex); + if (!test_bit(WMI_SERVICE_THERM_THROT, ar->wmi.svc_map)) + return; + if (!ar->wmi.ops->gen_pdev_set_quiet_mode) return; @@ -165,6 +158,9 @@ int ath10k_thermal_register(struct ath10k *ar) struct device *hwmon_dev; int ret; + if (!test_bit(WMI_SERVICE_THERM_THROT, ar->wmi.svc_map)) + return 0; + cdev = thermal_cooling_device_register("ath10k_thermal", ar, &ath10k_thermal_ops); @@ -216,6 +212,9 @@ err_cooling_destroy: void ath10k_thermal_unregister(struct ath10k *ar) { + if (!test_bit(WMI_SERVICE_THERM_THROT, ar->wmi.svc_map)) + return; + sysfs_remove_link(&ar->dev->kobj, "cooling_device"); thermal_cooling_device_unregister(ar->thermal.cdev); } |