[PATCH libdrm] [drm] - Adding amdgpu_cs_create_syncobj2 to create syncobj as signaled initially

[Mao, David]

Anyone can help to review the change?
Thanks.

Best Regards,
David

-----Original Message-----
From: amd-gfx [mailto:amd-gfx-bounces at lists.freedesktop.org] On Behalf Of David Mao
Sent: Tuesday, November 28, 2017 11:26 AM
To: amd-gfx at lists.freedesktop.org
Subject: [PATCH libdrm] [drm] - Adding amdgpu_cs_create_syncobj2 to create syncobj as signaled initially

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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