[PATCH libdrm] [drm] - Adding amdgpu_cs_create_syncobj2 to create syncobj as signaled initially
David Mao
david.mao at amd.com
Tue Nov 28 03:26:14 UTC 2017
Change-Id: Icf8d29bd4b50ee76936faacbbe099492cf0557cc
Signed-off-by: David Mao <david.mao at amd.com>
---
amdgpu/amdgpu.h | 15 +++++++++++++++
amdgpu/amdgpu_cs.c | 10 ++++++++++
2 files changed, 25 insertions(+)
diff --git a/amdgpu/amdgpu.h b/amdgpu/amdgpu.h
index 78fbd1e..47bdb3a 100644
--- a/amdgpu/amdgpu.h
+++ b/amdgpu/amdgpu.h
@@ -1727,6 +1727,21 @@ 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
+ *
* \param dev - \c [in] device handle
* \param syncobj - \c [out] sync object handle
*
diff --git a/amdgpu/amdgpu_cs.c b/amdgpu/amdgpu_cs.c
index 64ad911..a9fbab9 100644
--- a/amdgpu/amdgpu_cs.c
+++ b/amdgpu/amdgpu_cs.c
@@ -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)
{
--
2.7.4
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