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Diffstat (limited to 'drivers/gpu/drm/xe/xe_pm.c')
| -rw-r--r-- | drivers/gpu/drm/xe/xe_pm.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/drivers/gpu/drm/xe/xe_pm.c b/drivers/gpu/drm/xe/xe_pm.c index 5289d8c0c3b1..b5511e3c3153 100644 --- a/drivers/gpu/drm/xe/xe_pm.c +++ b/drivers/gpu/drm/xe/xe_pm.c @@ -431,6 +431,21 @@ int xe_pm_runtime_put(struct xe_device *xe) } /** + * xe_pm_runtime_get_ioctl - Get a runtime_pm reference before ioctl + * @xe: xe device instance + * + * Returns: Any number greater than or equal to 0 for success, negative error + * code otherwise. + */ +int xe_pm_runtime_get_ioctl(struct xe_device *xe) +{ + if (WARN_ON(xe_pm_read_callback_task(xe) == current)) + return -ELOOP; + + return pm_runtime_get_sync(xe->drm.dev); +} + +/** * xe_pm_runtime_get_if_active - Get a runtime_pm reference if device active * @xe: xe device instance * |