diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.h')
| -rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.h | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.h b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.h index 49d8e324c636..16262e5d93f5 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.h +++ b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.h @@ -251,5 +251,11 @@ static inline void dqm_unlock(struct device_queue_manager *dqm) mutex_unlock(&dqm->lock_hidden); } -int read_sdma_queue_counter(uint64_t q_rptr, uint64_t *val); +static inline int read_sdma_queue_counter(uint64_t __user *q_rptr, uint64_t *val) +{ + /* + * SDMA activity counter is stored at queue's RPTR + 0x8 location. + */ + return get_user(*val, q_rptr + 1); +} #endif /* KFD_DEVICE_QUEUE_MANAGER_H_ */ |