drm/xe/uc: Apply RCS/CCS yield policy to SR-IOV VFs

VFs were missing the call to apply the global scheduling policy.
Call xe_guc_submit_enable() during vf_uc_load_hw() to ensure VFs
get the same policy enforcement as PF.

Fixes: 26caeae9fb48 ("drm/xe/guc: Set RCS/CCS yield policy")
Suggested-by: Michal Wajdeczko <michal.wajdeczko@intel.com>
Signed-off-by: Marcin Bernatowicz <marcin.bernatowicz@linux.intel.com>
Cc: Daniele Ceraolo Spurio <daniele.ceraolospurio@intel.com>
Cc: Michal Wajdeczko <michal.wajdeczko@intel.com>
Reviewed-by: Daniele Ceraolo Spurio <daniele.ceraolospurio@intel.com>
Link: https://patch.msgid.link/20260709075945.1337660-1-marcin.bernatowicz@linux.intel.com
Signed-off-by: Michał Winiarski <michal.winiarski@intel.com>
(cherry picked from commit f09360e857130f7ab7f069e2421e6b4a6e502531)
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>

diff --git a/drivers/gpu/drm/xe/xe_uc.c b/drivers/gpu/drm/xe/xe_uc.c
index 75091bde0d50c4ab48ad2c19244dfa53494e8890..65f59f06177fd421725f1d6a6f4dbf896007927a 100644 (file)
--- a/drivers/gpu/drm/xe/xe_uc.c
+++ b/drivers/gpu/drm/xe/xe_uc.c
@@ -15,6 +15,7 @@
 #include "xe_guc_pc.h"
 #include "xe_guc_rc.h"
 #include "xe_guc_engine_activity.h"
+#include "xe_guc_submit.h"
 #include "xe_huc.h"
 #include "xe_sriov.h"
 #include "xe_wopcm.h"
@@ -159,12 +160,14 @@ static int vf_uc_load_hw(struct xe_uc *uc)
        if (err)
                return err;
 
-       uc->guc.submission_state.enabled = true;
-
        err = xe_guc_opt_in_features_enable(&uc->guc);
        if (err)
                return err;
 
+       err = xe_guc_submit_enable(&uc->guc);
+       if (err)
+               return err;
+
        err = xe_gt_record_default_lrcs(uc_to_gt(uc));
        if (err)
                return err;