From: Askar Safin <safinaskar@gmail.com>
To: Mika Westerberg <westeri@kernel.org>,
Andy Shevchenko <andriy.shevchenko@linux.intel.com>,
Linus Walleij <linus.walleij@linaro.org>,
Bartosz Golaszewski <brgl@kernel.org>,
linux-gpio@vger.kernel.org, linux-acpi@vger.kernel.org,
linux-kernel@vger.kernel.org
Cc: regressions@lists.linux.dev, Dell.Client.Kernel@dell.com,
Mario Limonciello <superm1@kernel.org>,
patches@lists.linux.dev, stable@vger.kernel.org
Subject: [PATCH v2 1/1] gpiolib: acpi: Add quirk for Dell Precision 7780
Date: Sat, 6 Dec 2025 18:04:13 +0000 [thread overview]
Message-ID: <20251206180414.3183334-2-safinaskar@gmail.com> (raw)
In-Reply-To: <20251206180414.3183334-1-safinaskar@gmail.com>
Dell Precision 7780 often wakes up on its own from suspend. Sometimes
wake up happens immediately (i. e. within 7 seconds), sometimes it happens
after, say, 30 minutes.
Fixes: 1796f808e4bb ("HID: i2c-hid: acpi: Stop setting wakeup_capable")
Link: https://lore.kernel.org/linux-i2c/197ae95ffd8.dc819e60457077.7692120488609091556@zohomail.com/
Cc: <stable@vger.kernel.org>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Askar Safin <safinaskar@gmail.com>
---
drivers/gpio/gpiolib-acpi-quirks.c | 22 ++++++++++++++++++++++
1 file changed, 22 insertions(+)
diff --git a/drivers/gpio/gpiolib-acpi-quirks.c b/drivers/gpio/gpiolib-acpi-quirks.c
index 7b95d1b03361..a0116f004975 100644
--- a/drivers/gpio/gpiolib-acpi-quirks.c
+++ b/drivers/gpio/gpiolib-acpi-quirks.c
@@ -370,6 +370,28 @@ static const struct dmi_system_id gpiolib_acpi_quirks[] __initconst = {
.ignore_wake = "ASCP1A00:00@8",
},
},
+ {
+ /*
+ * Spurious wakeups, likely from touchpad controller
+ * Dell Precision 7780
+ * Found in BIOS 1.24.1
+ *
+ * Found in touchpad firmware, installed by Dell Touchpad Firmware Update Utility version 1160.4196.9, A01
+ * ( Dell-Touchpad-Firmware-Update-Utility_VYGNN_WIN64_1160.4196.9_A00.EXE ),
+ * released on 11 Jul 2024
+ *
+ * https://lore.kernel.org/linux-i2c/197ae95ffd8.dc819e60457077.7692120488609091556@zohomail.com/
+ */
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
+ DMI_MATCH(DMI_PRODUCT_FAMILY, "Precision"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Precision 7780"),
+ DMI_MATCH(DMI_BOARD_NAME, "0C6JVW"),
+ },
+ .driver_data = &(struct acpi_gpiolib_dmi_quirk) {
+ .ignore_wake = "VEN_0488:00@355",
+ },
+ },
{} /* Terminating entry */
};
--
2.47.3
next prev parent reply other threads:[~2025-12-06 18:35 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-12-06 18:04 [PATCH v2 0/1] gpiolib: acpi: Add quirk for Dell Precision 7780 Askar Safin
2025-12-06 18:04 ` Askar Safin [this message]
2025-12-06 21:52 ` [PATCH v2 1/1] " Andy Shevchenko
2025-12-07 7:12 ` Bartosz Golaszewski
2025-12-07 22:38 ` Andy Shevchenko
2025-12-08 4:46 ` [PATCH v2 0/1] " Bartosz Golaszewski
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20251206180414.3183334-2-safinaskar@gmail.com \
--to=safinaskar@gmail.com \
--cc=Dell.Client.Kernel@dell.com \
--cc=andriy.shevchenko@linux.intel.com \
--cc=brgl@kernel.org \
--cc=linus.walleij@linaro.org \
--cc=linux-acpi@vger.kernel.org \
--cc=linux-gpio@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=patches@lists.linux.dev \
--cc=regressions@lists.linux.dev \
--cc=stable@vger.kernel.org \
--cc=superm1@kernel.org \
--cc=westeri@kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox