diff options
| -rw-r--r-- | drivers/gpu/drm/i915/gt/intel_engine.h | 2 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/gt/intel_engine_cs.c | 14 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/gt/intel_gt_pm.c | 2 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/gt/intel_lrc.c | 3 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/gt/intel_reset.c | 4 |
5 files changed, 19 insertions, 6 deletions
diff --git a/drivers/gpu/drm/i915/gt/intel_engine.h b/drivers/gpu/drm/i915/gt/intel_engine.h index 5df003061e44..b36ec1fddc3d 100644 --- a/drivers/gpu/drm/i915/gt/intel_engine.h +++ b/drivers/gpu/drm/i915/gt/intel_engine.h @@ -192,6 +192,8 @@ void intel_engines_free(struct intel_gt *gt); int intel_engine_init_common(struct intel_engine_cs *engine); void intel_engine_cleanup_common(struct intel_engine_cs *engine); +int intel_engine_resume(struct intel_engine_cs *engine); + int intel_ring_submission_setup(struct intel_engine_cs *engine); int intel_engine_stop_cs(struct intel_engine_cs *engine); diff --git a/drivers/gpu/drm/i915/gt/intel_engine_cs.c b/drivers/gpu/drm/i915/gt/intel_engine_cs.c index 86af5edd6933..b1c7b1ed6149 100644 --- a/drivers/gpu/drm/i915/gt/intel_engine_cs.c +++ b/drivers/gpu/drm/i915/gt/intel_engine_cs.c @@ -841,6 +841,20 @@ void intel_engine_cleanup_common(struct intel_engine_cs *engine) intel_wa_list_free(&engine->whitelist); } +/** + * intel_engine_resume - re-initializes the HW state of the engine + * @engine: Engine to resume. + * + * Returns zero on success or an error code on failure. + */ +int intel_engine_resume(struct intel_engine_cs *engine) +{ + intel_engine_apply_workarounds(engine); + intel_engine_apply_whitelist(engine); + + return engine->resume(engine); +} + u64 intel_engine_get_active_head(const struct intel_engine_cs *engine) { struct drm_i915_private *i915 = engine->i915; diff --git a/drivers/gpu/drm/i915/gt/intel_gt_pm.c b/drivers/gpu/drm/i915/gt/intel_gt_pm.c index d1c2f034296a..8b653c0f5e5f 100644 --- a/drivers/gpu/drm/i915/gt/intel_gt_pm.c +++ b/drivers/gpu/drm/i915/gt/intel_gt_pm.c @@ -216,7 +216,7 @@ int intel_gt_resume(struct intel_gt *gt) intel_engine_pm_get(engine); engine->serial++; /* kernel context lost */ - err = engine->resume(engine); + err = intel_engine_resume(engine); intel_engine_pm_put(engine); if (err) { diff --git a/drivers/gpu/drm/i915/gt/intel_lrc.c b/drivers/gpu/drm/i915/gt/intel_lrc.c index 28cbe5f3a7d7..5a5b4062421a 100644 --- a/drivers/gpu/drm/i915/gt/intel_lrc.c +++ b/drivers/gpu/drm/i915/gt/intel_lrc.c @@ -3427,9 +3427,6 @@ static bool unexpected_starting_state(struct intel_engine_cs *engine) static int execlists_resume(struct intel_engine_cs *engine) { - intel_engine_apply_workarounds(engine); - intel_engine_apply_whitelist(engine); - intel_mocs_init_engine(engine); intel_engine_reset_breadcrumbs(engine); diff --git a/drivers/gpu/drm/i915/gt/intel_reset.c b/drivers/gpu/drm/i915/gt/intel_reset.c index d77a1a32da78..a8317e046f81 100644 --- a/drivers/gpu/drm/i915/gt/intel_reset.c +++ b/drivers/gpu/drm/i915/gt/intel_reset.c @@ -986,7 +986,7 @@ static int resume(struct intel_gt *gt) int ret; for_each_engine(engine, gt, id) { - ret = engine->resume(engine); + ret = intel_engine_resume(engine); if (ret) return ret; } @@ -1161,7 +1161,7 @@ int intel_engine_reset(struct intel_engine_cs *engine, const char *msg) * have been reset to their default values. Follow the init_ring * process to program RING_MODE, HWSP and re-enable submission. */ - ret = engine->resume(engine); + ret = intel_engine_resume(engine); out: intel_engine_cancel_stop_cs(engine); |