* [PATCH 1/2] hwmon: (dell-smm) Add Dell OptiPlex 7090 to fan control whitelist
@ 2026-09-01 18:18 Armin Wolf
2026-09-01 18:18 ` [PATCH 2/2] hwmon: (dell-smm) Add Latitude 5420 " Armin Wolf
` (2 more replies)
0 siblings, 3 replies; 6+ messages in thread
From: Armin Wolf @ 2026-09-01 18:18 UTC (permalink / raw)
To: pali; +Cc: linux, linux-hwmon, linux-kernel, pp12313124124
A user reported that the Dell OptiPlex 7090 needs to be whitelisted
for the special SMM calls necessary for globally enabling/disabling
BIOS fan control.
Closes: https://github.com/Wer-Wolf/i8kutils/issues/18
Signed-off-by: Armin Wolf <W_Armin@gmx.de>
---
drivers/hwmon/dell-smm-hwmon.c | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/drivers/hwmon/dell-smm-hwmon.c b/drivers/hwmon/dell-smm-hwmon.c
index 20920d4bd81e..a3aa398a9f8f 100644
--- a/drivers/hwmon/dell-smm-hwmon.c
+++ b/drivers/hwmon/dell-smm-hwmon.c
@@ -1631,6 +1631,14 @@ static const struct dmi_system_id i8k_whitelist_fan_control[] __initconst = {
},
.driver_data = (void *)&i8k_fan_control_data[I8K_FAN_34A3_35A3],
},
+ {
+ .ident = "Dell Optiplex 7090",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
+ DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "OptiPlex 7090"),
+ },
+ .driver_data = (void *)&i8k_fan_control_data[I8K_FAN_30A3_31A3],
+ },
{
.ident = "Dell XPS 9315",
.matches = {
--
2.39.5
^ permalink raw reply [flat|nested] 6+ messages in thread* [PATCH 2/2] hwmon: (dell-smm) Add Latitude 5420 to fan control whitelist
2026-09-01 18:18 [PATCH 1/2] hwmon: (dell-smm) Add Dell OptiPlex 7090 to fan control whitelist Armin Wolf
@ 2026-09-01 18:18 ` Armin Wolf
2026-09-01 18:24 ` Guenter Roeck
2026-09-01 18:24 ` [PATCH 1/2] hwmon: (dell-smm) Add Dell OptiPlex 7090 " Guenter Roeck
2026-09-02 19:34 ` Pali Rohár
2 siblings, 1 reply; 6+ messages in thread
From: Armin Wolf @ 2026-09-01 18:18 UTC (permalink / raw)
To: pali; +Cc: linux, linux-hwmon, linux-kernel, pp12313124124
A user reported that the Dell Latitude 5420 needs to be whitelisted
for the special SMM calls necessary for globally enabling/disabling
BIOS fan control.
Reported-by: pp12313124124@gmail.com
Closes: https://bugzilla.kernel.org/show_bug.cgi?id=221935
Signed-off-by: Armin Wolf <W_Armin@gmx.de>
---
drivers/hwmon/dell-smm-hwmon.c | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/drivers/hwmon/dell-smm-hwmon.c b/drivers/hwmon/dell-smm-hwmon.c
index a3aa398a9f8f..7ed94a3db621 100644
--- a/drivers/hwmon/dell-smm-hwmon.c
+++ b/drivers/hwmon/dell-smm-hwmon.c
@@ -1543,6 +1543,14 @@ static const struct dmi_system_id i8k_whitelist_fan_control[] __initconst = {
},
.driver_data = (void *)&i8k_fan_control_data[I8K_FAN_34A3_35A3],
},
+ {
+ .ident = "Dell Latitude 5420",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
+ DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Latitude 5420"),
+ },
+ .driver_data = (void *)&i8k_fan_control_data[I8K_FAN_30A3_31A3],
+ },
{
.ident = "Dell Latitude 5480",
.matches = {
--
2.39.5
^ permalink raw reply [flat|nested] 6+ messages in thread* Re: [PATCH 1/2] hwmon: (dell-smm) Add Dell OptiPlex 7090 to fan control whitelist
2026-09-01 18:18 [PATCH 1/2] hwmon: (dell-smm) Add Dell OptiPlex 7090 to fan control whitelist Armin Wolf
2026-09-01 18:18 ` [PATCH 2/2] hwmon: (dell-smm) Add Latitude 5420 " Armin Wolf
@ 2026-09-01 18:24 ` Guenter Roeck
2026-09-02 19:34 ` Pali Rohár
2 siblings, 0 replies; 6+ messages in thread
From: Guenter Roeck @ 2026-09-01 18:24 UTC (permalink / raw)
To: Armin Wolf; +Cc: pali, linux-hwmon, linux-kernel, pp12313124124
On Tue, Sep 01, 2026 at 08:18:48PM +0200, Armin Wolf wrote:
> A user reported that the Dell OptiPlex 7090 needs to be whitelisted
> for the special SMM calls necessary for globally enabling/disabling
> BIOS fan control.
>
> Closes: https://github.com/Wer-Wolf/i8kutils/issues/18
> Signed-off-by: Armin Wolf <W_Armin@gmx.de>
Applied.
Thanks,
Guenter
^ permalink raw reply [flat|nested] 6+ messages in thread
* Re: [PATCH 1/2] hwmon: (dell-smm) Add Dell OptiPlex 7090 to fan control whitelist
2026-09-01 18:18 [PATCH 1/2] hwmon: (dell-smm) Add Dell OptiPlex 7090 to fan control whitelist Armin Wolf
2026-09-01 18:18 ` [PATCH 2/2] hwmon: (dell-smm) Add Latitude 5420 " Armin Wolf
2026-09-01 18:24 ` [PATCH 1/2] hwmon: (dell-smm) Add Dell OptiPlex 7090 " Guenter Roeck
@ 2026-09-02 19:34 ` Pali Rohár
2 siblings, 0 replies; 6+ messages in thread
From: Pali Rohár @ 2026-09-02 19:34 UTC (permalink / raw)
To: Armin Wolf; +Cc: linux, linux-hwmon, linux-kernel, pp12313124124
On Tuesday 01 September 2026 20:18:48 Armin Wolf wrote:
> A user reported that the Dell OptiPlex 7090 needs to be whitelisted
> for the special SMM calls necessary for globally enabling/disabling
> BIOS fan control.
>
> Closes: https://github.com/Wer-Wolf/i8kutils/issues/18
> Signed-off-by: Armin Wolf <W_Armin@gmx.de>
Both changes looks good:
Acked-by: Pali Rohár <pali@kernel.org>
> ---
> drivers/hwmon/dell-smm-hwmon.c | 8 ++++++++
> 1 file changed, 8 insertions(+)
>
> diff --git a/drivers/hwmon/dell-smm-hwmon.c b/drivers/hwmon/dell-smm-hwmon.c
> index 20920d4bd81e..a3aa398a9f8f 100644
> --- a/drivers/hwmon/dell-smm-hwmon.c
> +++ b/drivers/hwmon/dell-smm-hwmon.c
> @@ -1631,6 +1631,14 @@ static const struct dmi_system_id i8k_whitelist_fan_control[] __initconst = {
> },
> .driver_data = (void *)&i8k_fan_control_data[I8K_FAN_34A3_35A3],
> },
> + {
> + .ident = "Dell Optiplex 7090",
> + .matches = {
> + DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
> + DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "OptiPlex 7090"),
> + },
> + .driver_data = (void *)&i8k_fan_control_data[I8K_FAN_30A3_31A3],
> + },
> {
> .ident = "Dell XPS 9315",
> .matches = {
> --
> 2.39.5
>
^ permalink raw reply [flat|nested] 6+ messages in thread
end of thread, other threads:[~2026-09-02 19:34 UTC | newest]
Thread overview: 6+ messages (download: mbox.gz / follow: Atom feed)
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2026-09-01 18:18 [PATCH 1/2] hwmon: (dell-smm) Add Dell OptiPlex 7090 to fan control whitelist Armin Wolf
2026-09-01 18:18 ` [PATCH 2/2] hwmon: (dell-smm) Add Latitude 5420 " Armin Wolf
2026-09-01 18:24 ` Guenter Roeck
2026-09-01 19:33 ` Armin Wolf
2026-09-01 18:24 ` [PATCH 1/2] hwmon: (dell-smm) Add Dell OptiPlex 7090 " Guenter Roeck
2026-09-02 19:34 ` Pali Rohár
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