From: Mika Westerberg <mika.westerberg@linux.intel.com>
To: Mario Limonciello <superm1@kernel.org>
Cc: mario.limonciello@amd.com, westeri@kernel.org,
andriy.shevchenko@linux.intel.com, linus.walleij@linaro.org,
brgl@bgdev.pl, linux-gpio@vger.kernel.org,
linux-acpi@vger.kernel.org
Subject: Re: [PATCH] gpiolib: acpi: Add a quirk for Acer Nitro V15
Date: Mon, 9 Jun 2025 09:07:17 +0300 [thread overview]
Message-ID: <20250609060717.GF88033@black.fi.intel.com> (raw)
In-Reply-To: <20250609023424.372827-1-superm1@kernel.org>
On Sun, Jun 08, 2025 at 09:34:08PM -0500, Mario Limonciello wrote:
> From: Mario Limonciello <mario.limonciello@amd.com>
>
> It is reported that on Acer Nitro V15 suspend only works properly if the
> keyboard backlight is turned off. In looking through the issue Acer Nitro
> V15 has a GPIO (#8) specified in _AEI but it has no matching notify device
> in _EVT. The values for GPIO #8 change as keyboard backlight is turned on
> and off.
>
> This makes it seem that GPIO #8 is actually supposed to be solely for
> keyboard backlight. Turning off the interrupt for this GPIO fixes the issue.
> Add a quirk that does just that.
>
> Closes: https://gitlab.freedesktop.org/drm/amd/-/issues/4169
> Signed-off-by: Mario Limonciello <mario.limonciello@amd.com>
Acked-by: Mika Westerberg <westeri@kernel.org>
next prev parent reply other threads:[~2025-06-09 6:07 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-06-09 2:34 [PATCH] gpiolib: acpi: Add a quirk for Acer Nitro V15 Mario Limonciello
2025-06-09 6:07 ` Mika Westerberg [this message]
2025-06-09 20:09 ` Andy Shevchenko
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