As the GT_IRQ power domain implies a wakeref, we can use it inplace of our existing redundant rpm grab.
Signed-off-by: Chris Wilson <ch...@chris-wilson.co.uk> --- drivers/gpu/drm/i915/i915_drv.h | 1 - drivers/gpu/drm/i915/i915_gem.c | 11 ++++------- drivers/gpu/drm/i915/intel_lrc.c | 2 +- drivers/gpu/drm/i915/selftests/mock_gem_device.c | 1 + 4 files changed, 6 insertions(+), 9 deletions(-) diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 45bdc8252ac2..3e9aee4bad65 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -1971,7 +1971,6 @@ struct drm_i915_private { * is a slight delay before we do so. */ intel_wakeref_t awake; - intel_wakeref_t power; /** * The number of times we have woken up. diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index 711eba57afda..c001889eaa36 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -177,9 +177,7 @@ static u32 __i915_gem_park(struct drm_i915_private *i915) if (INTEL_GEN(i915) >= 6) gen6_rps_idle(i915); - intel_display_power_put(i915, POWER_DOMAIN_GT_IRQ, i915->gt.power); - - intel_runtime_pm_put(i915, wakeref); + intel_display_power_put(i915, POWER_DOMAIN_GT_IRQ, wakeref); return i915->gt.epoch; } @@ -204,13 +202,11 @@ void i915_gem_unpark(struct drm_i915_private *i915) lockdep_assert_held(&i915->drm.struct_mutex); GEM_BUG_ON(!i915->gt.active_requests); + assert_rpm_wakelock_held(i915); if (i915->gt.awake) return; - i915->gt.awake = intel_runtime_pm_get_noresume(i915); - GEM_BUG_ON(!i915->gt.awake); - /* * It seems that the DMC likes to transition between the DC states a lot * when there are no connected displays (no active power domains) during @@ -222,7 +218,8 @@ void i915_gem_unpark(struct drm_i915_private *i915) * Work around it by grabbing a GT IRQ power domain whilst there is any * GT activity, preventing any DC state transitions. */ - i915->gt.power = intel_display_power_get(i915, POWER_DOMAIN_GT_IRQ); + i915->gt.awake = intel_display_power_get(i915, POWER_DOMAIN_GT_IRQ); + GEM_BUG_ON(!i915->gt.awake); if (unlikely(++i915->gt.epoch == 0)) /* keep 0 as invalid */ i915->gt.epoch = 1; diff --git a/drivers/gpu/drm/i915/intel_lrc.c b/drivers/gpu/drm/i915/intel_lrc.c index ff08e5d600d4..9d5dfd0b4496 100644 --- a/drivers/gpu/drm/i915/intel_lrc.c +++ b/drivers/gpu/drm/i915/intel_lrc.c @@ -1046,7 +1046,7 @@ static void execlists_submission_tasklet(unsigned long data) GEM_TRACE("%s awake?=%d, active=%x\n", engine->name, - engine->i915->gt.awake, + !!engine->i915->gt.awake, engine->execlists.active); spin_lock_irqsave(&engine->timeline.lock, flags); diff --git a/drivers/gpu/drm/i915/selftests/mock_gem_device.c b/drivers/gpu/drm/i915/selftests/mock_gem_device.c index 0eb283e7fc96..aa4ddae94aca 100644 --- a/drivers/gpu/drm/i915/selftests/mock_gem_device.c +++ b/drivers/gpu/drm/i915/selftests/mock_gem_device.c @@ -164,6 +164,7 @@ struct drm_i915_private *mock_gem_device(void) pm_runtime_dont_use_autosuspend(&pdev->dev); if (pm_runtime_enabled(&pdev->dev)) WARN_ON(pm_runtime_get_sync(&pdev->dev)); + disable_rpm_wakeref_asserts(i915); err = drm_dev_init(&i915->drm, &mock_driver, &pdev->dev); if (err) { -- 2.20.1 _______________________________________________ Intel-gfx mailing list Intel-gfx@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/intel-gfx