From: Greg KH <greg@kroah.com>
To: Hackdale <445735441@qq.com>
Cc: linux-acpi@vger.kernel.org, hdegoede@redhat.com,
rafael.j.wysocki@intel.com, stable@vger.kernel.org
Subject: Re: [PATCH] ACPI: resource: Add MECHREVO GM5BG0E to irq1_edge_low_force_override[]
Date: Thu, 27 Aug 2026 07:45:12 +0200 [thread overview]
Message-ID: <2026082751-viable-tamer-1d6e@gregkh> (raw)
In-Reply-To: <tencent_751A66BCB84E931ADBAB5073E0EB6FC8CF09@qq.com>
On Thu, Aug 27, 2026 at 05:33:14AM +0800, Hackdale wrote:
> The MECHREVO Jiaolong 15K (GM5BG0E), an AMD Ryzen 7 7435H based laptop,
> has a defective DSDT that declares the PS2K keyboard IRQ1 as ActiveLow,
> whereas the hardware is actually ActiveHigh. Starting with Linux 6.0,
> the kernel no longer auto-corrects this polarity mismatch on AMD Zen
> platforms, causing the internal keyboard to become non-functional.
>
> Add the GM5BG0E board to the irq1_edge_low_force_override[] DMI quirk
> table so that the kernel forces the correct IRQ polarity for this model.
>
> Bug: https://bugzilla.kernel.org/show_bug.cgi?id=XXXXXX
> Link: https://lore.kernel.org/linux-acpi/XXXXXX@XXXXXX
> Cc: All applicable <stable@vger.kernel.org>
> Signed-off-by: Hackdale <445735441@qq.com>
Real name please.
thanks,
greg k-h
next prev parent reply other threads:[~2026-08-27 5:46 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-08-26 21:33 [PATCH] ACPI: resource: Add MECHREVO GM5BG0E to irq1_edge_low_force_override[] Hackdale
2026-08-27 5:45 ` Greg KH [this message]
-- strict thread matches above, loose matches on Subject: below --
2026-08-26 22:00 Hackdale
2026-08-26 22:00 DUAN Xuejian (段雪健)
2026-08-26 22:19 DUAN Xuejian (段雪健)
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