diff options
Diffstat (limited to 'drivers/gpu/drm/i915/intel_guc_submission.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_guc_submission.c | 41 |
1 files changed, 27 insertions, 14 deletions
diff --git a/drivers/gpu/drm/i915/intel_guc_submission.c b/drivers/gpu/drm/i915/intel_guc_submission.c index 0fa1eb0bfff5..4aa5e6463e7b 100644 --- a/drivers/gpu/drm/i915/intel_guc_submission.c +++ b/drivers/gpu/drm/i915/intel_guc_submission.c @@ -1269,6 +1269,31 @@ static void guc_submission_unpark(struct intel_engine_cs *engine) intel_engine_pin_breadcrumbs_irq(engine); } +static void guc_set_default_submission(struct intel_engine_cs *engine) +{ + /* + * We inherit a bunch of functions from execlists that we'd like + * to keep using: + * + * engine->submit_request = execlists_submit_request; + * engine->cancel_requests = execlists_cancel_requests; + * engine->schedule = execlists_schedule; + * + * But we need to override the actual submission backend in order + * to talk to the GuC. + */ + intel_execlists_set_default_submission(engine); + + engine->execlists.tasklet.func = guc_submission_tasklet; + + engine->park = guc_submission_park; + engine->unpark = guc_submission_unpark; + + engine->reset.prepare = guc_reset_prepare; + + engine->flags &= ~I915_ENGINE_SUPPORTS_STATS; +} + int intel_guc_submission_enable(struct intel_guc *guc) { struct drm_i915_private *dev_priv = guc_to_i915(guc); @@ -1307,17 +1332,8 @@ int intel_guc_submission_enable(struct intel_guc *guc) guc_interrupts_capture(dev_priv); for_each_engine(engine, dev_priv, id) { - struct intel_engine_execlists * const execlists = - &engine->execlists; - - execlists->tasklet.func = guc_submission_tasklet; - - engine->reset.prepare = guc_reset_prepare; - - engine->park = guc_submission_park; - engine->unpark = guc_submission_unpark; - - engine->flags &= ~I915_ENGINE_SUPPORTS_STATS; + engine->set_default_submission = guc_set_default_submission; + engine->set_default_submission(engine); } return 0; @@ -1331,9 +1347,6 @@ void intel_guc_submission_disable(struct intel_guc *guc) guc_interrupts_release(dev_priv); guc_clients_doorbell_fini(guc); - - /* Revert back to manual ELSP submission */ - intel_engines_reset_default_submission(dev_priv); } #if IS_ENABLED(CONFIG_DRM_I915_SELFTEST) |