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amdgpu: Adding amdgpu_cs_create_syncobj2 to create syncobj as signaled initially 

Signed-off-by: David Mao <david.mao@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
main
David Mao 2017-11-28 11:22:26 +08:00 committed by Alex Deucher
parent aeab24aa9e
commit 1749d56ea0
2 changed files with 25 additions and 0 deletions
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15
amdgpu/amdgpu.h
View File

@ -1341,6 +1341,21 @@ int amdgpu_cs_destroy_semaphore(amdgpu_semaphore_handle sem);
*/
const char *amdgpu_get_marketing_name(amdgpu_device_handle dev);
/**
* Create kernel sync object
*
* \param dev - \c [in] device handle
* \param flags - \c [in] flags that affect creation
* \param syncobj - \c [out] sync object handle
*
* \return 0 on success\n
* <0 - Negative POSIX Error code
*
*/
int amdgpu_cs_create_syncobj2(amdgpu_device_handle dev,
uint32_t flags,
uint32_t *syncobj);
/**
* Create kernel sync object
*

10
amdgpu/amdgpu_cs.c
View File

@ -606,6 +606,16 @@ int amdgpu_cs_destroy_semaphore(amdgpu_semaphore_handle sem)
return amdgpu_cs_unreference_sem(sem);
}
int amdgpu_cs_create_syncobj2(amdgpu_device_handle dev,
uint32_t flags,
uint32_t *handle)
{
if (NULL == dev)
return -EINVAL;
return drmSyncobjCreate(dev->fd, flags, handle);
}
int amdgpu_cs_create_syncobj(amdgpu_device_handle dev,
uint32_t *handle)
{