[PATCH v2 4/4] drm/xe/pf: Allow wedged_mode=2 only in debug config
Lukasz Laguna
lukasz.laguna at intel.com
Mon May 12 16:34:32 UTC 2025
The GuC reset policy is global, so changing it on PF can impact running
VFs. To avoid unintended side effects, setting wedged_mode=2 on the PF
is restricted to debug builds only.
Signed-off-by: Lukasz Laguna <lukasz.laguna at intel.com>
---
drivers/gpu/drm/xe/xe_device.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/xe/xe_device.c b/drivers/gpu/drm/xe/xe_device.c
index c4ddc34ab270..5e94859905f3 100644
--- a/drivers/gpu/drm/xe/xe_device.c
+++ b/drivers/gpu/drm/xe/xe_device.c
@@ -1189,7 +1189,8 @@ int xe_device_wedged_mode_validate(struct xe_device *xe, unsigned int mode)
if (mode > XE_WEDGED_MODE_FIRST_HANG) {
drm_dbg(&xe->drm, "wedged_mode: invalid value (%u)\n", mode);
return -EINVAL;
- } else if (mode == XE_WEDGED_MODE_FIRST_HANG && IS_SRIOV_VF(xe)) {
+ } else if (mode == XE_WEDGED_MODE_FIRST_HANG && (IS_SRIOV_VF(xe) ||
+ (IS_SRIOV_PF(xe) && !IS_ENABLED(CONFIG_DRM_XE_DEBUG)))) {
drm_dbg(&xe->drm, "wedged_mode: unsupported mode (%u) for %s\n", mode,
xe_sriov_mode_to_string(xe_device_sriov_mode(xe)));
return -EPERM;
--
2.40.0
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