drm/xe/rtp: Add match helper to omit SR-IOV VF device

Add a match helper that allows the application of a workaround
when the device is not an SR-IOV VF (Virtual Function) device.

Signed-off-by: Marcin Bernatowicz <[email protected]>
Cc: Adam Miszczak <[email protected]>
Cc: Jakub Kolakowski <[email protected]>
Cc: Lucas De Marchi <[email protected]>
Cc: Lukasz Laguna <[email protected]>
Cc: Matt Roper <[email protected]>
Cc: Michal Wajdeczko <[email protected]>
Cc: Michal Winiarski <[email protected]>
Cc: Narasimha C V <[email protected]>
Cc: Piotr Piorkowski <[email protected]>
Cc: Satyanarayana K V P <[email protected]>
Cc: Tomasz Lis <[email protected]>
Reviewed-by: Matt Roper <[email protected]>
Link: https://patchwork.freedesktop.org/patch/msgid/[email protected]
Signed-off-by: Matt Roper <[email protected]>

Author: mbernatowicz

drivers/gpu/drm/xe/xe_rtp.c

@@ -340,3 +340,8 @@ bool xe_rtp_match_first_gslice_fused_off(const struct xe_gt *gt,
 	return dss >= dss_per_gslice;
 }
 
+bool xe_rtp_match_not_sriov_vf(const struct xe_gt *gt,
+			       const struct xe_hw_engine *hwe)
+{
+	return !IS_SRIOV_VF(gt_to_xe(gt));
+}

drivers/gpu/drm/xe/xe_rtp.h

@@ -476,4 +476,15 @@ bool xe_rtp_match_first_render_or_compute(const struct xe_gt *gt,
 bool xe_rtp_match_first_gslice_fused_off(const struct xe_gt *gt,
 					 const struct xe_hw_engine *hwe);
 
+/*
+ * xe_rtp_match_not_sriov_vf - Match when not on SR-IOV VF device
+ *
+ * @gt: GT structure
+ * @hwe: Engine instance
+ *
+ * Returns: true if device is not VF, false otherwise.
+ */
+bool xe_rtp_match_not_sriov_vf(const struct xe_gt *gt,
+			       const struct xe_hw_engine *hwe);
+
 #endif