Re: [PATCH 1/3] drm/syncobj: extract two helpers from drm_syncobj_create
Sorry, this codepath is not tested by radeonsi. Marek On Sun, Oct 1, 2017 at 1:20 AM, Zhou, David(ChunMing) wrote: > Could you test and review it? On hand, I have no env. > > Regards, > David Zhou > > 发自坚果 Pro > > Marek Ol?醟 于 2017年9月30日 下午11:56写道： > > The idea sounds good. > > Marek > > On Sat, Sep 30, 2017 at 3:55 AM, Chunming Zhou wrote: >> My mean is like the attached, I revert part of yours. >> >> Regards, >> >> David zhou >> >> >> >> On 2017年09月29日 22:15, Marek Olšák wrote: >>> >>> On Fri, Sep 29, 2017 at 4:13 PM, Marek Olšák wrote: On Fri, Sep 29, 2017 at 4:44 AM, Chunming Zhou wrote: > > > On 2017年09月13日 04:42, Marek Olšák wrote: >> >> From: Marek Olšák >> >> For amdgpu. >> >> drm_syncobj_create is renamed to drm_syncobj_create_as_handle, and new >> helpers drm_syncobj_create and drm_syncobj_get_handle are added. >> >> Signed-off-by: Marek Olšák >> --- >>drivers/gpu/drm/drm_syncobj.c | 49 >> +++ >>include/drm/drm_syncobj.h | 4 >>2 files changed, 49 insertions(+), 4 deletions(-) >> >> diff --git a/drivers/gpu/drm/drm_syncobj.c >> b/drivers/gpu/drm/drm_syncobj.c >> index 0422b8c..0bb1741 100644 >> --- a/drivers/gpu/drm/drm_syncobj.c >> +++ b/drivers/gpu/drm/drm_syncobj.c >> @@ -262,8 +262,14 @@ void drm_syncobj_free(struct kref *kref) >>} >>EXPORT_SYMBOL(drm_syncobj_free); >>-static int drm_syncobj_create(struct drm_file *file_private, >> - u32 *handle, uint32_t flags) > > You can add a new parameter for passing dma fence, then in patch3, you > can > directly use it for AMDGPU_FENCE_TO HANDLE_GET_SYNCOBJ. > > otherwise the set looks good to me. Sorry I just pushed this. >>> >>> Actually, you commented on a deleted line. The function already has >>> dma_fence among the parameters. >>> >>> Marek >> >> ___ amd-gfx mailing list amd-gfx@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/amd-gfx
Re: [PATCH 1/3] drm/syncobj: extract two helpers from drm_syncobj_create
Could you test and review it? On hand, I have no env. Regards, David Zhou 发自坚果 Pro Marek Ol?醟 于 2017年9月30日 下午11:56写道： The idea sounds good. Marek On Sat, Sep 30, 2017 at 3:55 AM, Chunming Zhou wrote: > My mean is like the attached, I revert part of yours. > > Regards, > > David zhou > > > > On 2017年09月29日 22:15, Marek Olšák wrote: >> >> On Fri, Sep 29, 2017 at 4:13 PM, Marek Olšák wrote: >>> >>> On Fri, Sep 29, 2017 at 4:44 AM, Chunming Zhou wrote: On 2017年09月13日 04:42, Marek Olšák wrote: > > From: Marek Olšák > > For amdgpu. > > drm_syncobj_create is renamed to drm_syncobj_create_as_handle, and new > helpers drm_syncobj_create and drm_syncobj_get_handle are added. > > Signed-off-by: Marek Olšák > --- >drivers/gpu/drm/drm_syncobj.c | 49 > +++ >include/drm/drm_syncobj.h | 4 >2 files changed, 49 insertions(+), 4 deletions(-) > > diff --git a/drivers/gpu/drm/drm_syncobj.c > b/drivers/gpu/drm/drm_syncobj.c > index 0422b8c..0bb1741 100644 > --- a/drivers/gpu/drm/drm_syncobj.c > +++ b/drivers/gpu/drm/drm_syncobj.c > @@ -262,8 +262,14 @@ void drm_syncobj_free(struct kref *kref) >} >EXPORT_SYMBOL(drm_syncobj_free); >-static int drm_syncobj_create(struct drm_file *file_private, > - u32 *handle, uint32_t flags) You can add a new parameter for passing dma fence, then in patch3, you can directly use it for AMDGPU_FENCE_TO HANDLE_GET_SYNCOBJ. otherwise the set looks good to me. >>> >>> Sorry I just pushed this. >> >> Actually, you commented on a deleted line. The function already has >> dma_fence among the parameters. >> >> Marek > > ___ amd-gfx mailing list amd-gfx@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/amd-gfx
Re: [PATCH 1/3] drm/syncobj: extract two helpers from drm_syncobj_create
The idea sounds good. Marek On Sat, Sep 30, 2017 at 3:55 AM, Chunming Zhou wrote: > My mean is like the attached, I revert part of yours. > > Regards, > > David zhou > > > > On 2017年09月29日 22:15, Marek Olšák wrote: >> >> On Fri, Sep 29, 2017 at 4:13 PM, Marek Olšák wrote: >>> >>> On Fri, Sep 29, 2017 at 4:44 AM, Chunming Zhou wrote: On 2017年09月13日 04:42, Marek Olšák wrote: > > From: Marek Olšák > > For amdgpu. > > drm_syncobj_create is renamed to drm_syncobj_create_as_handle, and new > helpers drm_syncobj_create and drm_syncobj_get_handle are added. > > Signed-off-by: Marek Olšák > --- >drivers/gpu/drm/drm_syncobj.c | 49 > +++ >include/drm/drm_syncobj.h | 4 >2 files changed, 49 insertions(+), 4 deletions(-) > > diff --git a/drivers/gpu/drm/drm_syncobj.c > b/drivers/gpu/drm/drm_syncobj.c > index 0422b8c..0bb1741 100644 > --- a/drivers/gpu/drm/drm_syncobj.c > +++ b/drivers/gpu/drm/drm_syncobj.c > @@ -262,8 +262,14 @@ void drm_syncobj_free(struct kref *kref) >} >EXPORT_SYMBOL(drm_syncobj_free); >-static int drm_syncobj_create(struct drm_file *file_private, > - u32 *handle, uint32_t flags) You can add a new parameter for passing dma fence, then in patch3, you can directly use it for AMDGPU_FENCE_TO HANDLE_GET_SYNCOBJ. otherwise the set looks good to me. >>> >>> Sorry I just pushed this. >> >> Actually, you commented on a deleted line. The function already has >> dma_fence among the parameters. >> >> Marek > > ___ amd-gfx mailing list amd-gfx@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/amd-gfx
Re: [PATCH 1/3] drm/syncobj: extract two helpers from drm_syncobj_create
My mean is like the attached, I revert part of yours.
Regards,
David zhou
On 2017年09月29日 22:15, Marek Olšák wrote:
On Fri, Sep 29, 2017 at 4:13 PM, Marek Olšák wrote:
On Fri, Sep 29, 2017 at 4:44 AM, Chunming Zhou wrote:
On 2017年09月13日 04:42, Marek Olšák wrote:
From: Marek Olšák
For amdgpu.
drm_syncobj_create is renamed to drm_syncobj_create_as_handle, and new
helpers drm_syncobj_create and drm_syncobj_get_handle are added.
Signed-off-by: Marek Olšák
---
drivers/gpu/drm/drm_syncobj.c | 49
+++
include/drm/drm_syncobj.h | 4
2 files changed, 49 insertions(+), 4 deletions(-)
diff --git a/drivers/gpu/drm/drm_syncobj.c b/drivers/gpu/drm/drm_syncobj.c
index 0422b8c..0bb1741 100644
--- a/drivers/gpu/drm/drm_syncobj.c
+++ b/drivers/gpu/drm/drm_syncobj.c
@@ -262,8 +262,14 @@ void drm_syncobj_free(struct kref *kref)
}
EXPORT_SYMBOL(drm_syncobj_free);
-static int drm_syncobj_create(struct drm_file *file_private,
- u32 *handle, uint32_t flags)
You can add a new parameter for passing dma fence, then in patch3, you can
directly use it for AMDGPU_FENCE_TO HANDLE_GET_SYNCOBJ.
otherwise the set looks good to me.
Sorry I just pushed this.
Actually, you commented on a deleted line. The function already has
dma_fence among the parameters.
Marek
>From a34c466f4a8617c18bf191d83bff3a3382166b00 Mon Sep 17 00:00:00 2001
From: Chunming Zhou
Date: Sat, 30 Sep 2017 09:53:53 +0800
Subject: [PATCH] drm: Don't split drm_syncobj_create
Change-Id: Icc6e4d8e94236675d6267d211e53698834d29869
Signed-off-by: Chunming Zhou
---
drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c | 6 +
drivers/gpu/drm/drm_syncobj.c | 42 +-
include/drm/drm_syncobj.h | 7 +++---
3 files changed, 10 insertions(+), 45 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
index ab83dfc..882becc 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
@@ -1351,14 +1351,10 @@ int amdgpu_cs_fence_to_handle_ioctl(struct drm_device *dev, void *data,
switch (info->in.what) {
case AMDGPU_FENCE_TO_HANDLE_GET_SYNCOBJ:
- r = drm_syncobj_create(&syncobj, 0, fence);
+ r = drm_syncobj_create(filp, fence, &info->out.handle, 0);
dma_fence_put(fence);
if (r)
return r;
- r = drm_syncobj_get_handle(filp, syncobj, &info->out.handle);
- drm_syncobj_put(syncobj);
- return r;
-
case AMDGPU_FENCE_TO_HANDLE_GET_SYNCOBJ_FD:
r = drm_syncobj_create(&syncobj, 0, fence);
dma_fence_put(fence);
diff --git a/drivers/gpu/drm/drm_syncobj.c b/drivers/gpu/drm/drm_syncobj.c
index 62adc7a..28e1463 100644
--- a/drivers/gpu/drm/drm_syncobj.c
+++ b/drivers/gpu/drm/drm_syncobj.c
@@ -268,8 +268,9 @@ EXPORT_SYMBOL(drm_syncobj_free);
* @flags: DRM_SYNCOBJ_* flags
* @fence: if non-NULL, the syncobj will represent this fence
*/
-int drm_syncobj_create(struct drm_syncobj **out_syncobj, uint32_t flags,
- struct dma_fence *fence)
+int drm_syncobj_create(struct drm_file *file_private,
+ struct dma_fence *fence,
+ u32 *handle, uint32_t flags)
{
int ret;
struct drm_syncobj *syncobj;
@@ -293,22 +294,6 @@ int drm_syncobj_create(struct drm_syncobj **out_syncobj, uint32_t flags,
if (fence)
drm_syncobj_replace_fence(syncobj, fence);
- *out_syncobj = syncobj;
- return 0;
-}
-EXPORT_SYMBOL(drm_syncobj_create);
-
-/**
- * drm_syncobj_get_handle - get a handle from a syncobj
- */
-int drm_syncobj_get_handle(struct drm_file *file_private,
- struct drm_syncobj *syncobj, u32 *handle)
-{
- int ret;
-
- /* take a reference to put in the idr */
- drm_syncobj_get(syncobj);
-
idr_preload(GFP_KERNEL);
spin_lock(&file_private->syncobj_table_lock);
ret = idr_alloc(&file_private->syncobj_idr, syncobj, 1, 0, GFP_NOWAIT);
@@ -324,22 +309,7 @@ int drm_syncobj_get_handle(struct drm_file *file_private,
*handle = ret;
return 0;
}
-EXPORT_SYMBOL(drm_syncobj_get_handle);
-
-static int drm_syncobj_create_as_handle(struct drm_file *file_private,
- u32 *handle, uint32_t flags)
-{
- int ret;
- struct drm_syncobj *syncobj;
-
- ret = drm_syncobj_create(&syncobj, flags, NULL);
- if (ret)
- return ret;
-
- ret = drm_syncobj_get_handle(file_private, syncobj, handle);
- drm_syncobj_put(syncobj);
- return ret;
-}
+EXPORT_SYMBOL(drm_syncobj_create);
static int drm_syncobj_destroy(struct drm_file *file_private,
u32 handle)
@@ -568,8 +538,8 @@ drm_syncobj_create_ioctl(struct drm_device *dev, void *data,
if (args->flags & ~DRM_SYNCOBJ_CREATE_SIGNALED)
return -EINVAL;
- return drm_syncobj_create_as_handle(file_private,
- &args->handle, args->flags);
+ return drm_syncobj_create(file_private, NULL,
+ &args->handle, args->flags);
}
int
diff --git a/include/drm/drm_syncobj.h b/include/drm/drm_syncobj.h
index 43e2f38..4e3025e 100644
--- a/include/drm/drm_syncobj.h
+++ b/include/dr
Re: [PATCH 1/3] drm/syncobj: extract two helpers from drm_syncobj_create
On Fri, Sep 29, 2017 at 4:13 PM, Marek Olšák wrote: > On Fri, Sep 29, 2017 at 4:44 AM, Chunming Zhou wrote: >> >> >> On 2017年09月13日 04:42, Marek Olšák wrote: >>> >>> From: Marek Olšák >>> >>> For amdgpu. >>> >>> drm_syncobj_create is renamed to drm_syncobj_create_as_handle, and new >>> helpers drm_syncobj_create and drm_syncobj_get_handle are added. >>> >>> Signed-off-by: Marek Olšák >>> --- >>> drivers/gpu/drm/drm_syncobj.c | 49 >>> +++ >>> include/drm/drm_syncobj.h | 4 >>> 2 files changed, 49 insertions(+), 4 deletions(-) >>> >>> diff --git a/drivers/gpu/drm/drm_syncobj.c b/drivers/gpu/drm/drm_syncobj.c >>> index 0422b8c..0bb1741 100644 >>> --- a/drivers/gpu/drm/drm_syncobj.c >>> +++ b/drivers/gpu/drm/drm_syncobj.c >>> @@ -262,8 +262,14 @@ void drm_syncobj_free(struct kref *kref) >>> } >>> EXPORT_SYMBOL(drm_syncobj_free); >>> -static int drm_syncobj_create(struct drm_file *file_private, >>> - u32 *handle, uint32_t flags) >> >> You can add a new parameter for passing dma fence, then in patch3, you can >> directly use it for AMDGPU_FENCE_TO HANDLE_GET_SYNCOBJ. >> >> otherwise the set looks good to me. > > Sorry I just pushed this. Actually, you commented on a deleted line. The function already has dma_fence among the parameters. Marek ___ amd-gfx mailing list amd-gfx@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/amd-gfx
Re: [PATCH 1/3] drm/syncobj: extract two helpers from drm_syncobj_create
On Fri, Sep 29, 2017 at 4:44 AM, Chunming Zhou wrote: > > > On 2017年09月13日 04:42, Marek Olšák wrote: >> >> From: Marek Olšák >> >> For amdgpu. >> >> drm_syncobj_create is renamed to drm_syncobj_create_as_handle, and new >> helpers drm_syncobj_create and drm_syncobj_get_handle are added. >> >> Signed-off-by: Marek Olšák >> --- >> drivers/gpu/drm/drm_syncobj.c | 49 >> +++ >> include/drm/drm_syncobj.h | 4 >> 2 files changed, 49 insertions(+), 4 deletions(-) >> >> diff --git a/drivers/gpu/drm/drm_syncobj.c b/drivers/gpu/drm/drm_syncobj.c >> index 0422b8c..0bb1741 100644 >> --- a/drivers/gpu/drm/drm_syncobj.c >> +++ b/drivers/gpu/drm/drm_syncobj.c >> @@ -262,8 +262,14 @@ void drm_syncobj_free(struct kref *kref) >> } >> EXPORT_SYMBOL(drm_syncobj_free); >> -static int drm_syncobj_create(struct drm_file *file_private, >> - u32 *handle, uint32_t flags) > > You can add a new parameter for passing dma fence, then in patch3, you can > directly use it for AMDGPU_FENCE_TO HANDLE_GET_SYNCOBJ. > > otherwise the set looks good to me. Sorry I just pushed this. Marek ___ amd-gfx mailing list amd-gfx@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/amd-gfx
Re: [PATCH 1/3] drm/syncobj: extract two helpers from drm_syncobj_create
On 2017年09月13日 04:42, Marek Olšák wrote:
From: Marek Olšák
For amdgpu.
drm_syncobj_create is renamed to drm_syncobj_create_as_handle, and new
helpers drm_syncobj_create and drm_syncobj_get_handle are added.
Signed-off-by: Marek Olšák
---
drivers/gpu/drm/drm_syncobj.c | 49 +++
include/drm/drm_syncobj.h | 4
2 files changed, 49 insertions(+), 4 deletions(-)
diff --git a/drivers/gpu/drm/drm_syncobj.c b/drivers/gpu/drm/drm_syncobj.c
index 0422b8c..0bb1741 100644
--- a/drivers/gpu/drm/drm_syncobj.c
+++ b/drivers/gpu/drm/drm_syncobj.c
@@ -262,8 +262,14 @@ void drm_syncobj_free(struct kref *kref)
}
EXPORT_SYMBOL(drm_syncobj_free);
-static int drm_syncobj_create(struct drm_file *file_private,
- u32 *handle, uint32_t flags)
You can add a new parameter for passing dma fence, then in patch3, you
can directly use it for AMDGPU_FENCE_TO HANDLE_GET_SYNCOBJ.
otherwise the set looks good to me.
Regards,
David Zhou
+/**
+ * drm_syncobj_create - create a new syncobj
+ * @out_syncobj: returned syncobj
+ * @flags: DRM_SYNCOBJ_* flags
+ * @fence: if non-NULL, the syncobj will represent this fence
+ */
+int drm_syncobj_create(struct drm_syncobj **out_syncobj, uint32_t flags,
+ struct dma_fence *fence)
{
int ret;
struct drm_syncobj *syncobj;
@@ -284,6 +290,25 @@ static int drm_syncobj_create(struct drm_file
*file_private,
}
}
+ if (fence)
+ drm_syncobj_replace_fence(syncobj, fence);
+
+ *out_syncobj = syncobj;
+ return 0;
+}
+EXPORT_SYMBOL(drm_syncobj_create);
+
+/**
+ * drm_syncobj_get_handle - get a handle from a syncobj
+ */
+int drm_syncobj_get_handle(struct drm_file *file_private,
+ struct drm_syncobj *syncobj, u32 *handle)
+{
+ int ret;
+
+ /* take a reference to put in the idr */
+ drm_syncobj_get(syncobj);
+
idr_preload(GFP_KERNEL);
spin_lock(&file_private->syncobj_table_lock);
ret = idr_alloc(&file_private->syncobj_idr, syncobj, 1, 0, GFP_NOWAIT);
@@ -299,6 +324,22 @@ static int drm_syncobj_create(struct drm_file
*file_private,
*handle = ret;
return 0;
}
+EXPORT_SYMBOL(drm_syncobj_get_handle);
+
+static int drm_syncobj_create_as_handle(struct drm_file *file_private,
+ u32 *handle, uint32_t flags)
+{
+ int ret;
+ struct drm_syncobj *syncobj;
+
+ ret = drm_syncobj_create(&syncobj, flags, NULL);
+ if (ret)
+ return ret;
+
+ ret = drm_syncobj_get_handle(file_private, syncobj, handle);
+ drm_syncobj_put(syncobj);
+ return ret;
+}
static int drm_syncobj_destroy(struct drm_file *file_private,
u32 handle)
@@ -522,8 +563,8 @@ drm_syncobj_create_ioctl(struct drm_device *dev, void *data,
if (args->flags & ~DRM_SYNCOBJ_CREATE_SIGNALED)
return -EINVAL;
- return drm_syncobj_create(file_private,
- &args->handle, args->flags);
+ return drm_syncobj_create_as_handle(file_private,
+ &args->handle, args->flags);
}
int
diff --git a/include/drm/drm_syncobj.h b/include/drm/drm_syncobj.h
index c00fee5..e7f0035 100644
--- a/include/drm/drm_syncobj.h
+++ b/include/drm/drm_syncobj.h
@@ -136,5 +136,9 @@ int drm_syncobj_find_fence(struct drm_file *file_private,
u32 handle,
struct dma_fence **fence);
void drm_syncobj_free(struct kref *kref);
+int drm_syncobj_create(struct drm_syncobj **out_syncobj, uint32_t flags,
+ struct dma_fence *fence);
+int drm_syncobj_get_handle(struct drm_file *file_private,
+ struct drm_syncobj *syncobj, u32 *handle);
#endif
___
amd-gfx mailing list
amd-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/amd-gfx
Re: [PATCH 1/3] drm/syncobj: extract two helpers from drm_syncobj_create
On Thu, Sep 14, 2017 at 10:01 AM, Emil Velikov wrote: > On 14 September 2017 at 08:56, Emil Velikov wrote: >> Hi Marek, >> >> On 12 September 2017 at 21:42, Marek Olšák wrote: >> >>> include/drm/drm_syncobj.h | 4 >> Please sync the header as described in >> https://cgit.freedesktop.org/mesa/drm/tree/include/drm/README#n72 >> >> Tl;DR: cd .../linux; make headers_install; cp ... .../drm/include/drm; >> cd .../drm; git commit -sm " $branch $sha1..." >> > Seems like I've replied to the wrong patch - silly me. > This was meant for the libdrm ones - suggestion still applies though. I actually did that, but I'm on amd-staging-drm-next. Marek ___ amd-gfx mailing list amd-gfx@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/amd-gfx
Re: [PATCH 1/3] drm/syncobj: extract two helpers from drm_syncobj_create
On 14 September 2017 at 08:56, Emil Velikov wrote: > Hi Marek, > > On 12 September 2017 at 21:42, Marek Olšák wrote: > >> include/drm/drm_syncobj.h | 4 > Please sync the header as described in > https://cgit.freedesktop.org/mesa/drm/tree/include/drm/README#n72 > > Tl;DR: cd .../linux; make headers_install; cp ... .../drm/include/drm; > cd .../drm; git commit -sm " $branch $sha1..." > Seems like I've replied to the wrong patch - silly me. This was meant for the libdrm ones - suggestion still applies though. -Emil ___ amd-gfx mailing list amd-gfx@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/amd-gfx
Re: [PATCH 1/3] drm/syncobj: extract two helpers from drm_syncobj_create
Hi Marek, On 12 September 2017 at 21:42, Marek Olšák wrote: > include/drm/drm_syncobj.h | 4 Please sync the header as described in https://cgit.freedesktop.org/mesa/drm/tree/include/drm/README#n72 Tl;DR: cd .../linux; make headers_install; cp ... .../drm/include/drm; cd .../drm; git commit -sm " $branch $sha1..." Thank you Emil ___ amd-gfx mailing list amd-gfx@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/amd-gfx
[PATCH 1/3] drm/syncobj: extract two helpers from drm_syncobj_create
From: Marek Olšák
For amdgpu.
drm_syncobj_create is renamed to drm_syncobj_create_as_handle, and new
helpers drm_syncobj_create and drm_syncobj_get_handle are added.
Signed-off-by: Marek Olšák
---
drivers/gpu/drm/drm_syncobj.c | 49 +++
include/drm/drm_syncobj.h | 4
2 files changed, 49 insertions(+), 4 deletions(-)
diff --git a/drivers/gpu/drm/drm_syncobj.c b/drivers/gpu/drm/drm_syncobj.c
index 0422b8c..0bb1741 100644
--- a/drivers/gpu/drm/drm_syncobj.c
+++ b/drivers/gpu/drm/drm_syncobj.c
@@ -262,8 +262,14 @@ void drm_syncobj_free(struct kref *kref)
}
EXPORT_SYMBOL(drm_syncobj_free);
-static int drm_syncobj_create(struct drm_file *file_private,
- u32 *handle, uint32_t flags)
+/**
+ * drm_syncobj_create - create a new syncobj
+ * @out_syncobj: returned syncobj
+ * @flags: DRM_SYNCOBJ_* flags
+ * @fence: if non-NULL, the syncobj will represent this fence
+ */
+int drm_syncobj_create(struct drm_syncobj **out_syncobj, uint32_t flags,
+ struct dma_fence *fence)
{
int ret;
struct drm_syncobj *syncobj;
@@ -284,6 +290,25 @@ static int drm_syncobj_create(struct drm_file
*file_private,
}
}
+ if (fence)
+ drm_syncobj_replace_fence(syncobj, fence);
+
+ *out_syncobj = syncobj;
+ return 0;
+}
+EXPORT_SYMBOL(drm_syncobj_create);
+
+/**
+ * drm_syncobj_get_handle - get a handle from a syncobj
+ */
+int drm_syncobj_get_handle(struct drm_file *file_private,
+ struct drm_syncobj *syncobj, u32 *handle)
+{
+ int ret;
+
+ /* take a reference to put in the idr */
+ drm_syncobj_get(syncobj);
+
idr_preload(GFP_KERNEL);
spin_lock(&file_private->syncobj_table_lock);
ret = idr_alloc(&file_private->syncobj_idr, syncobj, 1, 0, GFP_NOWAIT);
@@ -299,6 +324,22 @@ static int drm_syncobj_create(struct drm_file
*file_private,
*handle = ret;
return 0;
}
+EXPORT_SYMBOL(drm_syncobj_get_handle);
+
+static int drm_syncobj_create_as_handle(struct drm_file *file_private,
+ u32 *handle, uint32_t flags)
+{
+ int ret;
+ struct drm_syncobj *syncobj;
+
+ ret = drm_syncobj_create(&syncobj, flags, NULL);
+ if (ret)
+ return ret;
+
+ ret = drm_syncobj_get_handle(file_private, syncobj, handle);
+ drm_syncobj_put(syncobj);
+ return ret;
+}
static int drm_syncobj_destroy(struct drm_file *file_private,
u32 handle)
@@ -522,8 +563,8 @@ drm_syncobj_create_ioctl(struct drm_device *dev, void *data,
if (args->flags & ~DRM_SYNCOBJ_CREATE_SIGNALED)
return -EINVAL;
- return drm_syncobj_create(file_private,
- &args->handle, args->flags);
+ return drm_syncobj_create_as_handle(file_private,
+ &args->handle, args->flags);
}
int
diff --git a/include/drm/drm_syncobj.h b/include/drm/drm_syncobj.h
index c00fee5..e7f0035 100644
--- a/include/drm/drm_syncobj.h
+++ b/include/drm/drm_syncobj.h
@@ -136,5 +136,9 @@ int drm_syncobj_find_fence(struct drm_file *file_private,
u32 handle,
struct dma_fence **fence);
void drm_syncobj_free(struct kref *kref);
+int drm_syncobj_create(struct drm_syncobj **out_syncobj, uint32_t flags,
+ struct dma_fence *fence);
+int drm_syncobj_get_handle(struct drm_file *file_private,
+ struct drm_syncobj *syncobj, u32 *handle);
#endif
--
2.7.4
___
amd-gfx mailing list
amd-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/amd-gfx
