Merge v6.16.9linux-rolling-stable

Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

1 files changed, 58 insertions, 4 deletions

diff --git a/drivers/gpu/drm/xe/xe_guc.c b/drivers/gpu/drm/xe/xe_guc.c
index bac5471a1a78..b9d21fdaad48 100644
--- a/drivers/gpu/drm/xe/xe_guc.c
+++ b/drivers/gpu/drm/xe/xe_guc.c
@@ -29,6 +29,7 @@
 #include "xe_guc_db_mgr.h"
 #include "xe_guc_engine_activity.h"
 #include "xe_guc_hwconfig.h"
+#include "xe_guc_klv_helpers.h"
 #include "xe_guc_log.h"
 #include "xe_guc_pc.h"
 #include "xe_guc_relay.h"
@@ -570,6 +571,57 @@ err_deregister:
 	return err;
 }
 
+static int __guc_opt_in_features_enable(struct xe_guc *guc, u64 addr, u32 num_dwords)
+{
+	u32 action[] = {
+		XE_GUC_ACTION_OPT_IN_FEATURE_KLV,
+		lower_32_bits(addr),
+		upper_32_bits(addr),
+		num_dwords
+	};
+
+	return xe_guc_ct_send_block(&guc->ct, action, ARRAY_SIZE(action));
+}
+
+#define OPT_IN_MAX_DWORDS 16
+int xe_guc_opt_in_features_enable(struct xe_guc *guc)
+{
+	struct xe_device *xe = guc_to_xe(guc);
+	CLASS(xe_guc_buf, buf)(&guc->buf, OPT_IN_MAX_DWORDS);
+	u32 count = 0;
+	u32 *klvs;
+	int ret;
+
+	if (!xe_guc_buf_is_valid(buf))
+		return -ENOBUFS;
+
+	klvs = xe_guc_buf_cpu_ptr(buf);
+
+	/*
+	 * The extra CAT error type opt-in was added in GuC v70.17.0, which maps
+	 * to compatibility version v1.7.0.
+	 * Note that the GuC allows enabling this KLV even on platforms that do
+	 * not support the extra type; in such case the returned type variable
+	 * will be set to a known invalid value which we can check against.
+	 */
+	if (GUC_SUBMIT_VER(guc) >= MAKE_GUC_VER(1, 7, 0))
+		klvs[count++] = PREP_GUC_KLV_TAG(OPT_IN_FEATURE_EXT_CAT_ERR_TYPE);
+
+	if (count) {
+		xe_assert(xe, count <= OPT_IN_MAX_DWORDS);
+
+		ret = __guc_opt_in_features_enable(guc, xe_guc_buf_flush(buf), count);
+		if (ret < 0) {
+			xe_gt_err(guc_to_gt(guc),
+				  "failed to enable GuC opt-in features: %pe\n",
+				  ERR_PTR(ret));
+			return ret;
+		}
+	}
+
+	return 0;
+}
+
 static void guc_fini_hw(void *arg)
 {
 	struct xe_guc *guc = arg;
@@ -763,15 +815,17 @@ int xe_guc_post_load_init(struct xe_guc *guc)
 
 	xe_guc_ads_populate_post_load(&guc->ads);
 
+	ret = xe_guc_opt_in_features_enable(guc);
+	if (ret)
+		return ret;
+
 	if (xe_guc_g2g_wanted(guc_to_xe(guc))) {
 		ret = guc_g2g_start(guc);
 		if (ret)
 			return ret;
 	}
 
-	guc->submission_state.enabled = true;
-
-	return 0;
+	return xe_guc_submit_enable(guc);
 }
 
 int xe_guc_reset(struct xe_guc *guc)
@@ -1465,7 +1519,7 @@ void xe_guc_sanitize(struct xe_guc *guc)
 {
 	xe_uc_fw_sanitize(&guc->fw);
 	xe_guc_ct_disable(&guc->ct);
-	guc->submission_state.enabled = false;
+	xe_guc_submit_disable(guc);
 }
 
 int xe_guc_reset_prepare(struct xe_guc *guc)