diff options
Diffstat (limited to 'drivers/gpu/drm/i915/gem/i915_gem_pm.c')
| -rw-r--r-- | drivers/gpu/drm/i915/gem/i915_gem_pm.c | 35 |
1 files changed, 30 insertions, 5 deletions
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_pm.c b/drivers/gpu/drm/i915/gem/i915_gem_pm.c index 3428f735e786..0d812f4d787d 100644 --- a/drivers/gpu/drm/i915/gem/i915_gem_pm.c +++ b/drivers/gpu/drm/i915/gem/i915_gem_pm.c @@ -22,9 +22,12 @@ void i915_gem_suspend(struct drm_i915_private *i915) { + struct intel_gt *gt; + unsigned int i; + GEM_TRACE("%s\n", dev_name(i915->drm.dev)); - intel_wakeref_auto(&to_gt(i915)->userfault_wakeref, 0); + intel_wakeref_auto(&i915->runtime_pm.userfault_wakeref, 0); flush_workqueue(i915->wq); /* @@ -36,7 +39,8 @@ void i915_gem_suspend(struct drm_i915_private *i915) * state. Fortunately, the kernel_context is disposable and we do * not rely on its state. */ - intel_gt_suspend_prepare(to_gt(i915)); + for_each_gt(gt, i915, i) + intel_gt_suspend_prepare(gt); i915_gem_drain_freed_objects(i915); } @@ -131,7 +135,9 @@ void i915_gem_suspend_late(struct drm_i915_private *i915) &i915->mm.purge_list, NULL }, **phase; + struct intel_gt *gt; unsigned long flags; + unsigned int i; bool flush = false; /* @@ -154,7 +160,8 @@ void i915_gem_suspend_late(struct drm_i915_private *i915) * machine in an unusable condition. */ - intel_gt_suspend_late(to_gt(i915)); + for_each_gt(gt, i915, i) + intel_gt_suspend_late(gt); spin_lock_irqsave(&i915->mm.obj_lock, flags); for (phase = phases; *phase; phase++) { @@ -212,7 +219,8 @@ int i915_gem_freeze_late(struct drm_i915_private *i915) void i915_gem_resume(struct drm_i915_private *i915) { - int ret; + struct intel_gt *gt; + int ret, i, j; GEM_TRACE("%s\n", dev_name(i915->drm.dev)); @@ -224,8 +232,25 @@ void i915_gem_resume(struct drm_i915_private *i915) * guarantee that the context image is complete. So let's just reset * it and start again. */ - intel_gt_resume(to_gt(i915)); + for_each_gt(gt, i915, i) + if (intel_gt_resume(gt)) + goto err_wedged; ret = lmem_restore(i915, I915_TTM_BACKUP_ALLOW_GPU); GEM_WARN_ON(ret); + + return; + +err_wedged: + for_each_gt(gt, i915, j) { + if (!intel_gt_is_wedged(gt)) { + dev_err(i915->drm.dev, + "Failed to re-initialize GPU[%u], declaring it wedged!\n", + j); + intel_gt_set_wedged(gt); + } + + if (j == i) + break; + } } |