From: Armin Wolf <W_Armin@gmx.de>
To: lyude@redhat.com, dakr@kernel.org
Cc: maarten.lankhorst@linux.intel.com, mripard@kernel.org,
airlied@gmail.com, simona@ffwll.ch,
dri-devel@lists.freedesktop.org, nouveau@lists.freedesktop.org,
linux-kernel@vger.kernel.org
Subject: [PATCH] drm/nouveau: Fix Kconfig issue with CONFIG_ACPI_WMI
Date: Sat, 7 Nov 2026 01:13:05 +0100 [thread overview]
Message-ID: <20261107001330.403365-1-W_Armin@gmx.de> (raw)
Nouveau uses wmi_evaluate_method() when CONFIG_ACPI_WMI has been
enabled, but this alone does not guarantee that CONFIG_ACPI_WMI
is actually reachable. If CONFIG_ACPI_WMI is m and CONFIG_DRM_NOUVEAU
is y, said function will not be reachable by nouveau, resulting in
a linker error.
Until now this issue was not triggered because on x86
CONFIG_ACPI_WMI is automatically selected by nouveau. However the
ACPI-WMI subsystem has added support for other ACPI-compatible
architectures like Risc V, making it possible for users to trigger
this bug.
Fix this by always selecting ACPI_WMI if ACPI support is enabled
to ensure that nouveau can actually reach wmi_evaluate_method().
Fixes: 884d53763d30 ("platform/wmi: Remove dependency on CONFIG_X86")
Reported-by: kernel test robot <lkp@intel.com>
Closes: https://lore.kernel.org/oe-kbuild-all/202611070038.qzOOv1De-lkp@intel.com/
Signed-off-by: Armin Wolf <W_Armin@gmx.de>
---
drivers/gpu/drm/nouveau/Kconfig | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/nouveau/Kconfig b/drivers/gpu/drm/nouveau/Kconfig
index 3b5757aed9c8..9c5716738b18 100644
--- a/drivers/gpu/drm/nouveau/Kconfig
+++ b/drivers/gpu/drm/nouveau/Kconfig
@@ -19,7 +19,7 @@ config DRM_NOUVEAU
select I2C_ALGOBIT
select BACKLIGHT_CLASS_DEVICE if DRM_NOUVEAU_BACKLIGHT
select X86_PLATFORM_DEVICES if ACPI && X86
- select ACPI_WMI if ACPI && X86
+ select ACPI_WMI if ACPI
select MXM_WMI if ACPI && X86
select POWER_SUPPLY
# Similar to i915, we need to select ACPI_VIDEO and it's dependencies
--
2.56.0
reply other threads:[~2026-11-07 0:13 UTC|newest]
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