diff options
| author | Andrey Grodzovsky <andrey.grodzovsky@amd.com> | 2019-12-06 12:43:30 -0500 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2019-12-18 16:09:13 -0500 |
| commit | f33a8770cdda79031a22241eaaac4eaf66e304fb (patch) | |
| tree | e6c25d894679852162159d2a038491e7d1b6cb7c /drivers/gpu/drm/amd/amdgpu | |
| parent | 368fd0aad1bec2bb30a3e5e905b2aedd8d15feb7 (diff) | |
drm/amdgpu: Add task barrier to XGMI hive.
Signed-off-by: Andrey Grodzovsky <andrey.grodzovsky@amd.com>
Reviewed-by: Le Ma <Le.Ma@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c | 4 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.h | 2 |
2 files changed, 6 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c index 61d13d8b7b20..5cf920d9358b 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c @@ -261,6 +261,7 @@ struct amdgpu_hive_info *amdgpu_get_xgmi_hive(struct amdgpu_device *adev, int lo INIT_LIST_HEAD(&tmp->device_list); mutex_init(&tmp->hive_lock); mutex_init(&tmp->reset_lock); + task_barrier_init(&tmp->tb); if (lock) mutex_lock(&tmp->hive_lock); @@ -408,6 +409,8 @@ int amdgpu_xgmi_add_device(struct amdgpu_device *adev) top_info->num_nodes = count; hive->number_devices = count; + task_barrier_add_task(&hive->tb); + if (amdgpu_device_ip_get_ip_block(adev, AMD_IP_BLOCK_TYPE_PSP)) { list_for_each_entry(tmp_adev, &hive->device_list, gmc.xgmi.head) { /* update node list for other device in the hive */ @@ -470,6 +473,7 @@ void amdgpu_xgmi_remove_device(struct amdgpu_device *adev) mutex_destroy(&hive->hive_lock); mutex_destroy(&hive->reset_lock); } else { + task_barrier_rem_task(&hive->tb); amdgpu_xgmi_sysfs_rem_dev_info(adev, hive); mutex_unlock(&hive->hive_lock); } diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.h index bbf504ff7051..74011fbc2251 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.h @@ -22,6 +22,7 @@ #ifndef __AMDGPU_XGMI_H__ #define __AMDGPU_XGMI_H__ +#include <drm/task_barrier.h> #include "amdgpu_psp.h" struct amdgpu_hive_info { @@ -33,6 +34,7 @@ struct amdgpu_hive_info { struct device_attribute dev_attr; struct amdgpu_device *adev; int pstate; /*0 -- low , 1 -- high , -1 unknown*/ + struct task_barrier tb; }; struct amdgpu_hive_info *amdgpu_get_xgmi_hive(struct amdgpu_device *adev, int lock); |