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amdgpu: Add syncobj reset & signal wrappers. 

Signed-off-by: Dave Airlie <airlied@redhat.com>
main
Bas Nieuwenhuizen 2017-12-17 00:27:10 +01:00 committed by Dave Airlie
parent 1abccedc4d
commit 5889f6ba1a
3 changed files with 48 additions and 0 deletions
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2
amdgpu/amdgpu-symbol-check
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@ -45,6 +45,8 @@ amdgpu_cs_submit
amdgpu_cs_submit_raw
amdgpu_cs_syncobj_export_sync_file
amdgpu_cs_syncobj_import_sync_file
amdgpu_cs_syncobj_reset
amdgpu_cs_syncobj_signal
amdgpu_cs_syncobj_wait
amdgpu_cs_wait_fences
amdgpu_cs_wait_semaphore

28
amdgpu/amdgpu.h
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@ -1381,6 +1381,34 @@ int amdgpu_cs_create_syncobj(amdgpu_device_handle dev,
int amdgpu_cs_destroy_syncobj(amdgpu_device_handle dev,
uint32_t syncobj);
/**
* Reset kernel sync objects to unsignalled state.
*
* \param dev - \c [in] device handle
* \param syncobjs - \c [in] array of sync object handles
* \param syncobj_count - \c [in] number of handles in syncobjs
*
* \return 0 on success\n
* <0 - Negative POSIX Error code
*
*/
int amdgpu_cs_syncobj_reset(amdgpu_device_handle dev,
const uint32_t *syncobjs, uint32_t syncobj_count);
/**
* Signal kernel sync objects.
*
* \param dev - \c [in] device handle
* \param syncobjs - \c [in] array of sync object handles
* \param syncobj_count - \c [in] number of handles in syncobjs
*
* \return 0 on success\n
* <0 - Negative POSIX Error code
*
*/
int amdgpu_cs_syncobj_signal(amdgpu_device_handle dev,
const uint32_t *syncobjs, uint32_t syncobj_count);
/**
* Wait for one or all sync objects to signal.
*

18
amdgpu/amdgpu_cs.c
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@ -634,6 +634,24 @@ int amdgpu_cs_destroy_syncobj(amdgpu_device_handle dev,
return drmSyncobjDestroy(dev->fd, handle);
}
int amdgpu_cs_syncobj_reset(amdgpu_device_handle dev,
const uint32_t *syncobjs, uint32_t syncobj_count)
{
if (NULL == dev)
return -EINVAL;
return drmSyncobjReset(dev->fd, syncobjs, syncobj_count);
}
int amdgpu_cs_syncobj_signal(amdgpu_device_handle dev,
const uint32_t *syncobjs, uint32_t syncobj_count)
{
if (NULL == dev)
return -EINVAL;
return drmSyncobjSignal(dev->fd, syncobjs, syncobj_count);
}
int amdgpu_cs_syncobj_wait(amdgpu_device_handle dev,
uint32_t *handles, unsigned num_handles,
int64_t timeout_nsec, unsigned flags,