* [PATCH v2] hwmon: (yogafan) Add support for new Lenovo models
@ 2026-09-08 9:47 Sergio Melas
0 siblings, 0 replies; 3+ messages in thread
From: Sergio Melas @ 2026-09-08 9:47 UTC (permalink / raw)
To: Guenter Roeck; +Cc: linux-hwmon, linux-kernel, Sergio Melas
Add DMI quirk entries and map correct ACPI paths and configurations for
additional Lenovo laptop models: Yoga 14cACN 2021, IdeaPad 3 15ALC6 Ub
and Yoga 740-15IML, leveraging DMI product family matching.
Signed-off-by: Sergio Melas <sergiomelas@gmail.com>
---
v2: Split changes and addressed reviewer comments.
---
drivers/hwmon/yogafan.c | 29 +++++++++++++++++++++++++++++
1 file changed, 29 insertions(+)
diff --git a/drivers/hwmon/yogafan.c b/drivers/hwmon/yogafan.c
index 413ddc721..aa3284560 100644
--- a/drivers/hwmon/yogafan.c
+++ b/drivers/hwmon/yogafan.c
@@ -53,6 +53,11 @@ struct yoga_fan_data {
};
/* Specific configurations mapped via DMI */
+static const struct yogafan_config yoga_740_15iml_cfg = {
+ .multiplier = 100,
+ .fan_count = 1,
+ .paths = { "\\_SB.PCI0.LPCB.EC0.FANS", NULL }
+};
static const struct yogafan_config yoga_8bit_fans_cfg = {
.multiplier = 100,
@@ -200,6 +205,30 @@ static const struct hwmon_chip_info yoga_fan_chip_info = {
};
static const struct dmi_system_id yogafan_quirks[] = {
+ {
+ .ident = "Lenovo Yoga 740-15IML",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
+ DMI_MATCH(DMI_PRODUCT_FAMILY, "Yoga 740-15IML"),
+ },
+ .driver_data = (void *)&yoga_740_15iml_cfg,
+ },
+ {
+ .ident = "Lenovo IdeaPad 3 15ALC6 Ub",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
+ DMI_MATCH(DMI_PRODUCT_FAMILY, "IdeaPad 3 15ALC6 Ub"),
+ },
+ .driver_data = (void *)&xiaoxin_8bit_dual_cfg,
+ },
+ {
+ .ident = "Yoga 14cACN 2021",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
+ DMI_MATCH(DMI_PRODUCT_FAMILY, "Yoga 14cACN 2021"),
+ },
+ .driver_data = (void *)&yoga_8bit_fans_cfg,
+ },
{
.ident = "Lenovo LOQ 15IAX9",
.matches = {
--
2.55.0
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [PATCH v2] hwmon: (yogafan) Add support for new Lenovo models
2026-09-08 9:49 Sergio Melas
@ 2026-09-08 16:33 ` Guenter Roeck
0 siblings, 0 replies; 3+ messages in thread
From: Guenter Roeck @ 2026-09-08 16:33 UTC (permalink / raw)
To: Sergio Melas; +Cc: linux-hwmon, linux-kernel
On Tue, Sep 08, 2026 at 11:49:31AM +0200, Sergio Melas wrote:
> Add DMI quirk entries and map correct ACPI paths and configurations for
> additional Lenovo laptop models: Yoga 14cACN 2021, IdeaPad 3 15ALC6 Ub
> and Yoga 740-15IML, leveraging DMI product family matching.
>
> Signed-off-by: Sergio Melas <sergiomelas@gmail.com>
Applied.
Thanks,
Guenter
^ permalink raw reply [flat|nested] 3+ messages in thread
* [PATCH v2] hwmon: (yogafan) Add support for new Lenovo models
@ 2026-09-08 9:49 Sergio Melas
2026-09-08 16:33 ` Guenter Roeck
0 siblings, 1 reply; 3+ messages in thread
From: Sergio Melas @ 2026-09-08 9:49 UTC (permalink / raw)
To: Guenter Roeck; +Cc: linux-hwmon, linux-kernel, Sergio Melas
Add DMI quirk entries and map correct ACPI paths and configurations for
additional Lenovo laptop models: Yoga 14cACN 2021, IdeaPad 3 15ALC6 Ub
and Yoga 740-15IML, leveraging DMI product family matching.
Signed-off-by: Sergio Melas <sergiomelas@gmail.com>
---
v2: Split changes and addressed reviewer comments.
---
drivers/hwmon/yogafan.c | 29 +++++++++++++++++++++++++++++
1 file changed, 29 insertions(+)
diff --git a/drivers/hwmon/yogafan.c b/drivers/hwmon/yogafan.c
index 413ddc721..aa3284560 100644
--- a/drivers/hwmon/yogafan.c
+++ b/drivers/hwmon/yogafan.c
@@ -53,6 +53,11 @@ struct yoga_fan_data {
};
/* Specific configurations mapped via DMI */
+static const struct yogafan_config yoga_740_15iml_cfg = {
+ .multiplier = 100,
+ .fan_count = 1,
+ .paths = { "\\_SB.PCI0.LPCB.EC0.FANS", NULL }
+};
static const struct yogafan_config yoga_8bit_fans_cfg = {
.multiplier = 100,
@@ -200,6 +205,30 @@ static const struct hwmon_chip_info yoga_fan_chip_info = {
};
static const struct dmi_system_id yogafan_quirks[] = {
+ {
+ .ident = "Lenovo Yoga 740-15IML",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
+ DMI_MATCH(DMI_PRODUCT_FAMILY, "Yoga 740-15IML"),
+ },
+ .driver_data = (void *)&yoga_740_15iml_cfg,
+ },
+ {
+ .ident = "Lenovo IdeaPad 3 15ALC6 Ub",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
+ DMI_MATCH(DMI_PRODUCT_FAMILY, "IdeaPad 3 15ALC6 Ub"),
+ },
+ .driver_data = (void *)&xiaoxin_8bit_dual_cfg,
+ },
+ {
+ .ident = "Yoga 14cACN 2021",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
+ DMI_MATCH(DMI_PRODUCT_FAMILY, "Yoga 14cACN 2021"),
+ },
+ .driver_data = (void *)&yoga_8bit_fans_cfg,
+ },
{
.ident = "Lenovo LOQ 15IAX9",
.matches = {
--
2.55.0
^ permalink raw reply [flat|nested] 3+ messages in thread
end of thread, other threads:[~2026-09-08 16:33 UTC | newest]
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2026-09-08 9:47 [PATCH v2] hwmon: (yogafan) Add support for new Lenovo models Sergio Melas
2026-09-08 9:49 Sergio Melas
2026-09-08 16:33 ` Guenter Roeck
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