diff options
Diffstat (limited to 'drivers/gpu/drm/i915/intel_pm.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_pm.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 075405a3a87c..69f98a238d60 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -6101,6 +6101,15 @@ void intel_init_runtime_pm(struct drm_i915_private *dev_priv) pm_runtime_set_active(device); + /* + * RPM depends on RC6 to save restore the GT HW context, so make RC6 a + * requirement. + */ + if (!intel_enable_rc6(dev)) { + DRM_INFO("RC6 disabled, disabling runtime PM support\n"); + return; + } + pm_runtime_set_autosuspend_delay(device, 10000); /* 10s */ pm_runtime_mark_last_busy(device); pm_runtime_use_autosuspend(device); @@ -6116,6 +6125,9 @@ void intel_fini_runtime_pm(struct drm_i915_private *dev_priv) if (!HAS_RUNTIME_PM(dev)) return; + if (!intel_enable_rc6(dev)) + return; + /* Make sure we're not suspended first. */ pm_runtime_get_sync(device); pm_runtime_disable(device); |