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authorChristian König <christian.koenig@amd.com>2015-08-24 11:43:29 +0200
committerAlex Deucher <alexander.deucher@amd.com>2015-08-25 10:26:58 -0400
commitf6f25d67a9c0d26be9b8021a45f2acf3a4042ade (patch)
tree5105dfeed7fc7f62ef6781b3662a6a07308db814
parent1e66ee21ab143e345865a452e3a60ae9f0652aaf (diff)
amdgpu: remove sequence mutex
It's not used any more. Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com> Signed-off-by: Christian König <christian.koenig@amd.com>
-rw-r--r--amdgpu/amdgpu_cs.c10
-rw-r--r--amdgpu/amdgpu_internal.h3
2 files changed, 0 insertions, 13 deletions
diff --git a/amdgpu/amdgpu_cs.c b/amdgpu/amdgpu_cs.c
index ea353264..c7910ada 100644
--- a/amdgpu/amdgpu_cs.c
+++ b/amdgpu/amdgpu_cs.c
@@ -63,10 +63,6 @@ int amdgpu_cs_ctx_create(amdgpu_device_handle dev,
gpu_context->dev = dev;
- r = pthread_mutex_init(&gpu_context->sequence_mutex, NULL);
- if (r)
- goto error;
-
/* Create the context */
memset(&args, 0, sizeof(args));
args.in.op = AMDGPU_CTX_OP_ALLOC_CTX;
@@ -80,7 +76,6 @@ int amdgpu_cs_ctx_create(amdgpu_device_handle dev,
return 0;
error:
- pthread_mutex_destroy(&gpu_context->sequence_mutex);
free(gpu_context);
return r;
}
@@ -101,8 +96,6 @@ int amdgpu_cs_ctx_free(amdgpu_context_handle context)
if (NULL == context)
return -EINVAL;
- pthread_mutex_destroy(&context->sequence_mutex);
-
/* now deal with kernel side */
memset(&args, 0, sizeof(args));
args.in.op = AMDGPU_CTX_OP_FREE_CTX;
@@ -200,8 +193,6 @@ static int amdgpu_cs_submit_one(amdgpu_context_handle context,
chunk_data[i].ib_data.flags = ib->flags;
}
- pthread_mutex_lock(&context->sequence_mutex);
-
if (user_fence) {
i = cs.in.num_chunks++;
@@ -254,7 +245,6 @@ static int amdgpu_cs_submit_one(amdgpu_context_handle context,
ibs_request->seq_no = cs.out.handle;
error_unlock:
- pthread_mutex_unlock(&context->sequence_mutex);
free(dependencies);
return r;
}
diff --git a/amdgpu/amdgpu_internal.h b/amdgpu/amdgpu_internal.h
index 5d866030..7dd5c1c7 100644
--- a/amdgpu/amdgpu_internal.h
+++ b/amdgpu/amdgpu_internal.h
@@ -111,9 +111,6 @@ struct amdgpu_bo_list {
struct amdgpu_context {
struct amdgpu_device *dev;
- /** Mutex for accessing fences and to maintain command submissions
- in good sequence. */
- pthread_mutex_t sequence_mutex;
/* context id*/
uint32_t id;
};