gpu: nvgpu: move submit code to common

To finish OS unification of the submit path, move the
gk20a_submit_channel_gpfifo* functions to a file that's accessible also
outside Linux code.

Also change the prefix of the submit functions from gk20a_ to nvgpu_.

Jira NVGPU-705

Change-Id: I8ca355d1eb69771fb016c7a21fc7f102ca7967d7
Signed-off-by: Konsta Holtta <kholtta@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1760421
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>

1 files changed, 52 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/include/nvgpu/channel.h b/drivers/gpu/nvgpu/include/nvgpu/channel.h
new file mode 100644
index 00000000..604083d4
--- /dev/null
+++ b/drivers/gpu/nvgpu/include/nvgpu/channel.h
@@ -0,0 +1,52 @@
+/*
+ * Copyright (c) 2018, NVIDIA CORPORATION.  All rights reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+
+#include <nvgpu/types.h>
+
+#include "gk20a/gk20a.h"
+
+struct nvgpu_channel_fence;
+struct gk20a_fence;
+struct fifo_profile_gk20a;
+
+int nvgpu_submit_channel_gpfifo_user(struct channel_gk20a *c,
+                                struct nvgpu_gpfifo_userdata userdata,
+                                u32 num_entries,
+                                u32 flags,
+                                struct nvgpu_channel_fence *fence,
+                                struct gk20a_fence **fence_out,
+                                struct fifo_profile_gk20a *profile);
+
+int nvgpu_submit_channel_gpfifo_kernel(struct channel_gk20a *c,
+                                struct nvgpu_gpfifo_entry *gpfifo,
+                                u32 num_entries,
+                                u32 flags,
+                                struct nvgpu_channel_fence *fence,
+                                struct gk20a_fence **fence_out);
+
+#ifdef CONFIG_DEBUG_FS
+void trace_write_pushbuffers(struct channel_gk20a *c, int count);
+#else
+static inline void trace_write_pushbuffers(struct channel_gk20a *c, int count)
+{
+}
+#endif