diff options
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c | 9 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.h | 7 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_device.c | 25 |
3 files changed, 41 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c index b545940e512b..24343c312480 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c @@ -890,6 +890,15 @@ int amdgpu_amdkfd_start_sched(struct amdgpu_device *adev, uint32_t node_id) return kgd2kfd_start_sched(adev->kfd.dev, node_id); } +/* check if there are KFD queues active */ +bool amdgpu_amdkfd_compute_active(struct amdgpu_device *adev, uint32_t node_id) +{ + if (!adev->kfd.init_complete) + return false; + + return kgd2kfd_compute_active(adev->kfd.dev, node_id); +} + /* Config CGTT_SQ_CLK_CTRL */ int amdgpu_amdkfd_config_sq_perfmon(struct amdgpu_device *adev, uint32_t xcp_id, bool core_override_enable, bool reg_override_enable, bool perfmon_override_enable) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.h index 7e0a22072536..4b80ad860639 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.h @@ -268,6 +268,7 @@ int amdgpu_amdkfd_start_sched(struct amdgpu_device *adev, uint32_t node_id); int amdgpu_amdkfd_stop_sched(struct amdgpu_device *adev, uint32_t node_id); int amdgpu_amdkfd_config_sq_perfmon(struct amdgpu_device *adev, uint32_t xcp_id, bool core_override_enable, bool reg_override_enable, bool perfmon_override_enable); +bool amdgpu_amdkfd_compute_active(struct amdgpu_device *adev, uint32_t node_id); /* Read user wptr from a specified user address space with page fault @@ -431,6 +432,7 @@ int kgd2kfd_check_and_lock_kfd(void); void kgd2kfd_unlock_kfd(void); int kgd2kfd_start_sched(struct kfd_dev *kfd, uint32_t node_id); int kgd2kfd_stop_sched(struct kfd_dev *kfd, uint32_t node_id); +bool kgd2kfd_compute_active(struct kfd_dev *kfd, uint32_t node_id); #else static inline int kgd2kfd_init(void) { @@ -511,5 +513,10 @@ static inline int kgd2kfd_stop_sched(struct kfd_dev *kfd, uint32_t node_id) { return 0; } + +static inline bool kgd2kfd_compute_active(struct kfd_dev *kfd, uint32_t node_id) +{ + return false; +} #endif #endif /* AMDGPU_AMDKFD_H_INCLUDED */ diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_device.c b/drivers/gpu/drm/amd/amdkfd/kfd_device.c index fad1c8f2bc83..348925254bff 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_device.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_device.c @@ -1392,6 +1392,13 @@ void kfd_dec_compute_active(struct kfd_node *node) WARN_ONCE(count < 0, "Compute profile ref. count error"); } +static bool kfd_compute_active(struct kfd_node *node) +{ + if (atomic_read(&node->kfd->compute_profile)) + return true; + return false; +} + void kgd2kfd_smi_event_throttle(struct kfd_dev *kfd, uint64_t throttle_bitmask) { /* @@ -1485,6 +1492,24 @@ int kgd2kfd_stop_sched(struct kfd_dev *kfd, uint32_t node_id) return node->dqm->ops.halt(node->dqm); } +bool kgd2kfd_compute_active(struct kfd_dev *kfd, uint32_t node_id) +{ + struct kfd_node *node; + + if (!kfd->init_complete) + return false; + + if (node_id >= kfd->num_nodes) { + dev_warn(kfd->adev->dev, "Invalid node ID: %u exceeds %u\n", + node_id, kfd->num_nodes - 1); + return false; + } + + node = kfd->nodes[node_id]; + + return kfd_compute_active(node); +} + #if defined(CONFIG_DEBUG_FS) /* This function will send a package to HIQ to hang the HWS |