]> git.ipfire.org Git - thirdparty/linux.git/commitdiff
gpiolib: acpi: Add quirk for Dell Precision 7780
authorAskar Safin <safinaskar@gmail.com>
Sat, 6 Dec 2025 18:04:13 +0000 (18:04 +0000)
committerBartosz Golaszewski <bartosz.golaszewski@oss.qualcomm.com>
Mon, 8 Dec 2025 04:45:56 +0000 (05:45 +0100)
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>
Link: https://lore.kernel.org/r/20251206180414.3183334-2-safinaskar@gmail.com
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@oss.qualcomm.com>
drivers/gpio/gpiolib-acpi-quirks.c

index 7b95d1b0336149fb3ae7f449885e17d89ce0dfec..a0116f004975ae3b220c0e7d122a6a523b306c56 100644 (file)
@@ -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 */
 };