diff options
| -rw-r--r-- | drivers/gpu/drm/i915/gt/uc/intel_gsc_uc.c | 19 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/gt/uc/intel_gsc_uc.h | 1 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/gt/uc/intel_uc.c | 5 |
3 files changed, 23 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/gt/uc/intel_gsc_uc.c b/drivers/gpu/drm/i915/gt/uc/intel_gsc_uc.c index 92e1571fdc46..2d5b70b3384c 100644 --- a/drivers/gpu/drm/i915/gt/uc/intel_gsc_uc.c +++ b/drivers/gpu/drm/i915/gt/uc/intel_gsc_uc.c @@ -124,6 +124,25 @@ void intel_gsc_uc_flush_work(struct intel_gsc_uc *gsc) flush_work(&gsc->work); } +void intel_gsc_uc_resume(struct intel_gsc_uc *gsc) +{ + if (!intel_uc_fw_is_loadable(&gsc->fw)) + return; + + /* + * we only want to start the GSC worker from here in the actual resume + * flow and not during driver load. This is because GSC load is slow and + * therefore we want to make sure that the default state init completes + * first to not slow down the init thread. A separate call to + * intel_gsc_uc_load_start will ensure that the GSC is loaded during + * driver load. + */ + if (!gsc_uc_to_gt(gsc)->engine[GSC0]->default_state) + return; + + intel_gsc_uc_load_start(gsc); +} + void intel_gsc_uc_load_start(struct intel_gsc_uc *gsc) { if (!intel_uc_fw_is_loadable(&gsc->fw)) diff --git a/drivers/gpu/drm/i915/gt/uc/intel_gsc_uc.h b/drivers/gpu/drm/i915/gt/uc/intel_gsc_uc.h index c8b025343ea6..5f50fa1ff8b9 100644 --- a/drivers/gpu/drm/i915/gt/uc/intel_gsc_uc.h +++ b/drivers/gpu/drm/i915/gt/uc/intel_gsc_uc.h @@ -26,6 +26,7 @@ void intel_gsc_uc_init_early(struct intel_gsc_uc *gsc); int intel_gsc_uc_init(struct intel_gsc_uc *gsc); void intel_gsc_uc_fini(struct intel_gsc_uc *gsc); void intel_gsc_uc_suspend(struct intel_gsc_uc *gsc); +void intel_gsc_uc_resume(struct intel_gsc_uc *gsc); void intel_gsc_uc_flush_work(struct intel_gsc_uc *gsc); void intel_gsc_uc_load_start(struct intel_gsc_uc *gsc); diff --git a/drivers/gpu/drm/i915/gt/uc/intel_uc.c b/drivers/gpu/drm/i915/gt/uc/intel_uc.c index 5fa5c0999212..1b7ecd384a79 100644 --- a/drivers/gpu/drm/i915/gt/uc/intel_uc.c +++ b/drivers/gpu/drm/i915/gt/uc/intel_uc.c @@ -139,6 +139,7 @@ void intel_uc_init_early(struct intel_uc *uc) void intel_uc_init_late(struct intel_uc *uc) { intel_guc_init_late(&uc->guc); + intel_gsc_uc_load_start(&uc->gsc); } void intel_uc_driver_late_release(struct intel_uc *uc) @@ -543,8 +544,6 @@ static int __uc_init_hw(struct intel_uc *uc) intel_rps_lower_unslice(&uc_to_gt(uc)->rps); } - intel_gsc_uc_load_start(&uc->gsc); - guc_info(guc, "submission %s\n", str_enabled_disabled(intel_uc_uses_guc_submission(uc))); guc_info(guc, "SLPC %s\n", str_enabled_disabled(intel_uc_uses_guc_slpc(uc))); @@ -714,6 +713,8 @@ static int __uc_resume(struct intel_uc *uc, bool enable_communication) return err; } + intel_gsc_uc_resume(&uc->gsc); + return 0; } |