Re: [PATCH v2] ACPI: button: Add DMI quirk for Razer Blade Pro 17 early 2020 lid switch

From: Rafael J. Wysocki (Intel)

Date: Fri Aug 21 2026 - 15:38:59 EST


On Mon, Aug 17, 2026 at 4:14 PM Robin Everaars <robineveraars@xxxxx> wrote:
>
> The lid switch reports "close" but can miss the matching "open", leaving
> _LID closed after resume. systemd-logind then suspends the system again
> roughly every 35 seconds.
>
> Reading the embedded controller's PSTA byte while _LID is stale shows that
> bit 0x04 is set, which the DSDT treats as open. The DSDT returns the cached
> LIDS byte from _LID. Its wake path aborts in RTEC on an unhandled
> SystemCMOS region before copying PSTA to LIDS.
>
> Initialize the lid state to open on resume, matching the existing quirk
> for the Razer Blade Stealth 13 late 2019. With
> button.lid_init_state=open, a physical close suspended once and resume
> reported open without another suspend.
>
> Signed-off-by: Robin Everaars <robineveraars@xxxxx>
> ---
> Changes in v2:
> - Sorry for the noise. Proton's external OpenPGP/MIME signing inserted line
> breaks into v1, so its diff could not be applied.
> - No code changes compared with v1.
>
> drivers/acpi/button.c | 11 +++++++++++
> 1 file changed, 11 insertions(+)
>
>
> diff --git a/drivers/acpi/button.c b/drivers/acpi/button.c
> index 3836ee75dd66..cdbb1023a8ee 100644
> --- a/drivers/acpi/button.c
> +++ b/drivers/acpi/button.c
> @@ -133,6 +133,17 @@ static const struct dmi_system_id dmi_lid_quirks[] = {
> },
> .driver_data = (void *)(long)ACPI_BUTTON_LID_INIT_OPEN,
> },
> + {
> + /*
> + * Razer Blade Pro 17 early 2020, notification of the LID device
> + * only happens on close, not on open and _LID keeps returning closed.
> + */
> + .matches = {
> + DMI_MATCH(DMI_SYS_VENDOR, "Razer"),
> + DMI_MATCH(DMI_PRODUCT_NAME, "Blade Pro 17 (Early 2020) - RZ09-0329"),
> + },
> + .driver_data = (void *)(long)ACPI_BUTTON_LID_INIT_OPEN,
> + },
> {
> /*
> * Samsung galaxybook2 ,initial _LID device notification returns
> --

Applied as 7.3-rc material, thanks!