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authorMarcin Bernatowicz <marcin.bernatowicz@linux.intel.com>2025-02-05 20:16:43 +0100
committerMichal Wajdeczko <michal.wajdeczko@intel.com>2025-02-20 13:49:06 +0100
commit5a9f8db2db70e09b47010a936b6c4fb83975464f (patch)
tree9dcddceee58d3dda3beec1373dfd2a0266fad2b6
parenta1e5b6d83e03d60d15ba393cbbd7d5c13e5cf0b3 (diff)
drm/xe/vf: Return EOPNOTSUPP for DRM_XE_DEVICE_QUERY_ENGINE_CYCLES if VF
RING_TIMESTAMP registers are not available for VF (Virtual Function) drivers. Return -EOPNOTSUPP when the DRM_XE_DEVICE_QUERY_ENGINE_CYCLES ioctl is invoked on a VF device. Signed-off-by: Marcin Bernatowicz <marcin.bernatowicz@linux.intel.com> Cc: Michal Wajdeczko <michal.wajdeczko@intel.com> Cc: MichaƂ Winiarski <michal.winiarski@intel.com> Cc: Umesh Nerlige Ramappa <umesh.nerlige.ramappa@intel.com> Reviewed-by: Satyanarayana K V P <satyanarayana.k.v.p@intel.com> Signed-off-by: Michal Wajdeczko <michal.wajdeczko@intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20250205191644.2550879-2-marcin.bernatowicz@linux.intel.com
-rw-r--r--drivers/gpu/drm/xe/xe_query.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/xe/xe_query.c b/drivers/gpu/drm/xe/xe_query.c
index 042f87a688e7..ebfae746f861 100644
--- a/drivers/gpu/drm/xe/xe_query.c
+++ b/drivers/gpu/drm/xe/xe_query.c
@@ -121,6 +121,9 @@ query_engine_cycles(struct xe_device *xe,
struct xe_gt *gt;
unsigned int fw_ref;
+ if (IS_SRIOV_VF(xe))
+ return -EOPNOTSUPP;
+
if (query->size == 0) {
query->size = size;
return 0;