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Wysocki" , lihuisong , Guenter Roeck Subject: [PATCH RFT 2/5] hwmon: Provide helper function to find thermal zones Date: Fri, 23 Jan 2026 10:22:05 -0800 Message-ID: <20260123182208.2229670-3-linux@roeck-us.net> X-Mailer: git-send-email 2.45.2 In-Reply-To: <20260123182208.2229670-1-linux@roeck-us.net> References: <20260123182208.2229670-1-linux@roeck-us.net> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Provide a helper function to find registered thermal zones and use it in the thermal notification function. Signed-off-by: Guenter Roeck --- drivers/hwmon/hwmon.c | 29 ++++++++++++++++++----------- 1 file changed, 18 insertions(+), 11 deletions(-) diff --git a/drivers/hwmon/hwmon.c b/drivers/hwmon/hwmon.c index 9e9ad42b6d7d..1f35285ca7a0 100644 --- a/drivers/hwmon/hwmon.c +++ b/drivers/hwmon/hwmon.c @@ -261,6 +261,21 @@ static int hwmon_thermal_add_sensor(struct device *dev= , int index) return 0; } =20 +static struct hwmon_thermal_data *hwmon_thermal_find_tz(struct device *dev= , int index) +{ + struct hwmon_device *hwdev =3D to_hwmon_device(dev); + struct hwmon_thermal_data *tzdata; + + if (!IS_ENABLED(CONFIG_THERMAL_OF)) + return NULL; + + list_for_each_entry(tzdata, &hwdev->tzdata, node) { + if (tzdata->index =3D=3D index) + return tzdata; + } + return NULL; +} + static int hwmon_thermal_register_sensors(struct device *dev) { struct hwmon_device *hwdev =3D to_hwmon_device(dev); @@ -297,18 +312,10 @@ static int hwmon_thermal_register_sensors(struct devi= ce *dev) =20 static void hwmon_thermal_notify(struct device *dev, int index) { - struct hwmon_device *hwdev =3D to_hwmon_device(dev); - struct hwmon_thermal_data *tzdata; + struct hwmon_thermal_data *tzdata =3D hwmon_thermal_find_tz(dev, index); =20 - if (!IS_ENABLED(CONFIG_THERMAL_OF)) - return; - - list_for_each_entry(tzdata, &hwdev->tzdata, node) { - if (tzdata->index =3D=3D index) { - thermal_zone_device_update(tzdata->tzd, - THERMAL_EVENT_UNSPECIFIED); - } - } + if (tzdata) + thermal_zone_device_update(tzdata->tzd, THERMAL_EVENT_UNSPECIFIED); } =20 static int hwmon_attr_base(enum hwmon_sensor_types type) --=20 2.45.2