Hi,
On 17-May-25 04:33, Mark Pearson wrote:
> If user modifies the battery charge threshold an ACPI event is generated.
> Confirmed with Lenovo FW team this is only generated on user event. As no
> action is needed, ignore the event and prevent spurious kernel logs.
>
> Reported-by: Derek Barbosa <debar...@redhat.com>
> Closes:
> https://lore.kernel.org/platform-driver-x86/7e9a1c47-5d9c-4978-af20-3949d53fb...@app.fastmail.com/T/#m5f5b9ae31d3fbf30d7d9a9d76c15fb3502dfd903
> Signed-off-by: Mark Pearson <mpearson-len...@squebb.ca>
Thanks, patch looks good to me:
Reviewed-by: Hans de Goede <hdego...@redhat.com>
Regards,
Hans
> ---
> drivers/platform/x86/thinkpad_acpi.c | 5 +++++
> 1 file changed, 5 insertions(+)
>
> diff --git a/drivers/platform/x86/thinkpad_acpi.c
> b/drivers/platform/x86/thinkpad_acpi.c
> index 92b21e49faf6..657625dd60a0 100644
> --- a/drivers/platform/x86/thinkpad_acpi.c
> +++ b/drivers/platform/x86/thinkpad_acpi.c
> @@ -231,6 +231,7 @@ enum tpacpi_hkey_event_t {
> /* Thermal events */
> TP_HKEY_EV_ALARM_BAT_HOT = 0x6011, /* battery too hot */
> TP_HKEY_EV_ALARM_BAT_XHOT = 0x6012, /* battery critically hot */
> + TP_HKEY_EV_ALARM_BAT_LIM_CHANGE = 0x6013, /* battery charge limit
> changed*/
> TP_HKEY_EV_ALARM_SENSOR_HOT = 0x6021, /* sensor too hot */
> TP_HKEY_EV_ALARM_SENSOR_XHOT = 0x6022, /* sensor critically hot */
> TP_HKEY_EV_THM_TABLE_CHANGED = 0x6030, /* windows; thermal table
> changed */
> @@ -3777,6 +3778,10 @@ static bool hotkey_notify_6xxx(const u32 hkey, bool
> *send_acpi_ev)
> pr_alert("THERMAL EMERGENCY: battery is extremely hot!\n");
> /* recommended action: immediate sleep/hibernate */
> break;
> + case TP_HKEY_EV_ALARM_BAT_LIM_CHANGE:
> + pr_debug("Battery Info: battery charge threshold changed\n");
> + /* User changed charging threshold. No action needed */
> + return true;
> case TP_HKEY_EV_ALARM_SENSOR_HOT:
> pr_crit("THERMAL ALARM: a sensor reports something is too
> hot!\n");
> /* recommended action: warn user through gui, that */
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