diff options
Diffstat (limited to 'drivers/gpu/drm/i915/gt/intel_gt_pm.c')
| -rw-r--r-- | drivers/gpu/drm/i915/gt/intel_gt_pm.c | 42 |
1 files changed, 14 insertions, 28 deletions
diff --git a/drivers/gpu/drm/i915/gt/intel_gt_pm.c b/drivers/gpu/drm/i915/gt/intel_gt_pm.c index b866d5b1eee0..32becf15d4e0 100644 --- a/drivers/gpu/drm/i915/gt/intel_gt_pm.c +++ b/drivers/gpu/drm/i915/gt/intel_gt_pm.c @@ -12,15 +12,12 @@ #include "intel_gt.h" #include "intel_gt_pm.h" #include "intel_gt_requests.h" +#include "intel_llc.h" #include "intel_pm.h" #include "intel_rc6.h" +#include "intel_rps.h" #include "intel_wakeref.h" -static void pm_notify(struct intel_gt *gt, int state) -{ - blocking_notifier_call_chain(>->pm_notifications, state, gt->i915); -} - static int __gt_unpark(struct intel_wakeref *wf) { struct intel_gt *gt = container_of(wf, typeof(*gt), wakeref); @@ -44,19 +41,11 @@ static int __gt_unpark(struct intel_wakeref *wf) gt->awake = intel_display_power_get(i915, POWER_DOMAIN_GT_IRQ); GEM_BUG_ON(!gt->awake); - intel_enable_gt_powersave(i915); - - i915_update_gfx_val(i915); - if (INTEL_GEN(i915) >= 6) - gen6_rps_busy(i915); - + intel_rps_unpark(>->rps); i915_pmu_gt_unparked(i915); - intel_gt_queue_hangcheck(gt); intel_gt_unpark_requests(gt); - pm_notify(gt, INTEL_GT_UNPARK); - return 0; } @@ -68,12 +57,11 @@ static int __gt_park(struct intel_wakeref *wf) GEM_TRACE("\n"); - pm_notify(gt, INTEL_GT_PARK); intel_gt_park_requests(gt); + i915_vma_parked(gt); i915_pmu_gt_parked(i915); - if (INTEL_GEN(i915) >= 6) - gen6_rps_idle(i915); + intel_rps_park(>->rps); /* Everything switched off, flush any residual interrupt just in case */ intel_synchronize_irq(i915); @@ -95,8 +83,6 @@ static const struct intel_wakeref_ops wf_ops = { void intel_gt_pm_init_early(struct intel_gt *gt) { intel_wakeref_init(>->wakeref, gt->uncore->rpm, &wf_ops); - - BLOCKING_INIT_NOTIFIER_HEAD(>->pm_notifications); } void intel_gt_pm_init(struct intel_gt *gt) @@ -107,6 +93,7 @@ void intel_gt_pm_init(struct intel_gt *gt) * user. */ intel_rc6_init(>->rc6); + intel_rps_init(>->rps); } static bool reset_engines(struct intel_gt *gt) @@ -150,12 +137,6 @@ void intel_gt_sanitize(struct intel_gt *gt, bool force) engine->reset.finish(engine); } -void intel_gt_pm_disable(struct intel_gt *gt) -{ - if (!is_mock_gt(gt)) - intel_sanitize_gt_powersave(gt->i915); -} - void intel_gt_pm_fini(struct intel_gt *gt) { intel_rc6_fini(>->rc6); @@ -174,9 +155,13 @@ int intel_gt_resume(struct intel_gt *gt) * allowing us to fixup the user contexts on their first pin. */ intel_gt_pm_get(gt); + intel_uncore_forcewake_get(gt->uncore, FORCEWAKE_ALL); intel_rc6_sanitize(>->rc6); + intel_rps_enable(>->rps); + intel_llc_enable(>->llc); + for_each_engine(engine, gt, id) { struct intel_context *ce; @@ -185,9 +170,7 @@ int intel_gt_resume(struct intel_gt *gt) ce = engine->kernel_context; if (ce) { GEM_BUG_ON(!intel_context_is_pinned(ce)); - mutex_acquire(&ce->pin_mutex.dep_map, 0, 0, _THIS_IP_); ce->ops->reset(ce); - mutex_release(&ce->pin_mutex.dep_map, 0, _THIS_IP_); } engine->serial++; /* kernel context lost */ @@ -229,8 +212,11 @@ void intel_gt_suspend(struct intel_gt *gt) /* We expect to be idle already; but also want to be independent */ wait_for_idle(gt); - with_intel_runtime_pm(gt->uncore->rpm, wakeref) + with_intel_runtime_pm(gt->uncore->rpm, wakeref) { + intel_rps_disable(>->rps); intel_rc6_disable(>->rc6); + intel_llc_disable(>->llc); + } } void intel_gt_runtime_suspend(struct intel_gt *gt) |