diff options
Diffstat (limited to 'drivers/gpu/drm/xe/xe_pm.h')
| -rw-r--r-- | drivers/gpu/drm/xe/xe_pm.h | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/drivers/gpu/drm/xe/xe_pm.h b/drivers/gpu/drm/xe/xe_pm.h index 59678b310e55..6b27039e7b2d 100644 --- a/drivers/gpu/drm/xe/xe_pm.h +++ b/drivers/gpu/drm/xe/xe_pm.h @@ -6,6 +6,7 @@ #ifndef _XE_PM_H_ #define _XE_PM_H_ +#include <linux/cleanup.h> #include <linux/pm_runtime.h> #define DEFAULT_VRAM_THRESHOLD 300 /* in MB */ @@ -33,6 +34,24 @@ int xe_pm_set_vram_threshold(struct xe_device *xe, u32 threshold); void xe_pm_d3cold_allowed_toggle(struct xe_device *xe); bool xe_rpm_reclaim_safe(const struct xe_device *xe); struct task_struct *xe_pm_read_callback_task(struct xe_device *xe); +int xe_pm_block_on_suspend(struct xe_device *xe); +void xe_pm_might_block_on_suspend(void); int xe_pm_module_init(void); +static inline void __xe_pm_runtime_noop(struct xe_device *xe) {} + +DEFINE_GUARD(xe_pm_runtime, struct xe_device *, + xe_pm_runtime_get(_T), xe_pm_runtime_put(_T)) +DEFINE_GUARD(xe_pm_runtime_noresume, struct xe_device *, + xe_pm_runtime_get_noresume(_T), xe_pm_runtime_put(_T)) +DEFINE_GUARD_COND(xe_pm_runtime, _ioctl, xe_pm_runtime_get_ioctl(_T), _RET >= 0) + +/* + * Used when a function needs to release runtime PM in all possible cases + * and error paths, but the wakeref was already acquired by a different + * function (i.e., get() has already happened so only a put() is needed). + */ +DEFINE_GUARD(xe_pm_runtime_release_only, struct xe_device *, + __xe_pm_runtime_noop(_T), xe_pm_runtime_put(_T)); + #endif |