drm/xe: Fix application of LRC tunings

LRC tunings were added after the gt ones and didn't add the call
in xe_gt_record_default_lrcs() to process them like is done for
workarounds. Add such a function and call it from
xe_gt_record_default_lrcs().
Signed-off-by: Lucas De Marchi <lucas.demarchi@intel.com>
Reviewed-by: Matthew Auld <matthew.auld@intel.com>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>

drivers/gpu/drm/xe/xe_gt.c

@@ -320,6 +320,7 @@ int xe_gt_record_default_lrcs(struct xe_gt *gt)
 
 		xe_reg_sr_init(&hwe->reg_lrc, "LRC", xe);
 		xe_wa_process_lrc(hwe);
+		xe_tuning_process_lrc(hwe);
 
 		default_lrc = drmm_kzalloc(&xe->drm,
 					   xe_lrc_size(xe, hwe->class),

drivers/gpu/drm/xe/xe_tuning.c

@@ -24,7 +24,7 @@ static const struct xe_rtp_entry gt_tunings[] = {
 	{}
 };
 
-static const struct xe_rtp_entry context_tunings[] = {
+static const struct xe_rtp_entry lrc_tunings[] = {
 	{ XE_RTP_NAME("1604555607"),
 	  XE_RTP_RULES(GRAPHICS_VERSION(1200)),
 	  XE_RTP_ACTIONS(FIELD_SET_NO_READ_MASK(XEHP_FF_MODE2,
@@ -38,3 +38,16 @@ void xe_tuning_process_gt(struct xe_gt *gt)
 {
 	xe_rtp_process(gt_tunings, &gt->reg_sr, gt, NULL);
 }
+
+/**
+ * xe_tuning_process_lrc - process lrc tunings
+ * @hwe: engine instance to process tunings for
+ *
+ * Process LRC table for this platform, saving in @hwe all the tunings that need
+ * to be applied on context restore. These are tunings touching registers that
+ * are part of the HW context image.
+ */
+void xe_tuning_process_lrc(struct xe_hw_engine *hwe)
+{
+	xe_rtp_process(lrc_tunings, &hwe->reg_lrc, hwe->gt, hwe);
+}

drivers/gpu/drm/xe/xe_tuning.h

@@ -7,7 +7,9 @@
 #define _XE_TUNING_
 
 struct xe_gt;
+struct xe_hw_engine;
 
 void xe_tuning_process_gt(struct xe_gt *gt);
+void xe_tuning_process_lrc(struct xe_hw_engine *hwe);
 
 #endif