diff options
| author | Lukasz Laguna <lukasz.laguna@intel.com> | 2026-01-07 18:47:40 +0100 |
|---|---|---|
| committer | Rodrigo Vivi <rodrigo.vivi@intel.com> | 2026-01-08 16:07:53 -0500 |
| commit | 43d78aca8ed01a643f198b831231a6231f52d9d5 (patch) | |
| tree | 1752aa494f162562ad4ea84ccb478a9b9c2bfe18 /drivers/gpu | |
| parent | 0f13dead4e0385859f5c9c3625a19df116b389d3 (diff) | |
drm/xe/vf: Disallow setting wedged mode to upon-any-hang
In upon-any-hang (2) wedged mode, engine resets need to be disabled,
which requires changing the GuC reset policy. VFs are not permitted to
do that.
Signed-off-by: Lukasz Laguna <lukasz.laguna@intel.com>
Reviewed-by: Michal Wajdeczko <michal.wajdeczko@intel.com>
Link: https://patch.msgid.link/20260107174741.29163-4-lukasz.laguna@intel.com
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/xe/xe_device.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/gpu/drm/xe/xe_device.c b/drivers/gpu/drm/xe/xe_device.c index 62ec2e2d6436..d3431128670e 100644 --- a/drivers/gpu/drm/xe/xe_device.c +++ b/drivers/gpu/drm/xe/xe_device.c @@ -1387,6 +1387,11 @@ int xe_device_validate_wedged_mode(struct xe_device *xe, unsigned int mode) if (mode > XE_WEDGED_MODE_UPON_ANY_HANG_NO_RESET) { drm_dbg(&xe->drm, "wedged_mode: invalid value (%u)\n", mode); return -EINVAL; + } else if (mode == XE_WEDGED_MODE_UPON_ANY_HANG_NO_RESET && IS_SRIOV_VF(xe)) { + drm_dbg(&xe->drm, "wedged_mode: (%u) %s mode is not supported for %s\n", + mode, xe_wedged_mode_to_string(mode), + xe_sriov_mode_to_string(xe_device_sriov_mode(xe))); + return -EPERM; } return 0; |