1 files changed, 57 insertions, 0 deletions

diff --git a/include/os/linux/ioctl_channel.h b/include/os/linux/ioctl_channel.h
new file mode 100644
index 0000000..3e80289
--- /dev/null
+++ b/include/os/linux/ioctl_channel.h
@@ -0,0 +1,57 @@
+/*
+ * Copyright (c) 2017-2020, NVIDIA CORPORATION.  All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ */
+#ifndef __NVGPU_IOCTL_CHANNEL_H__
+#define __NVGPU_IOCTL_CHANNEL_H__
+
+#include <linux/fs.h>
+
+#include "gk20a/css_gr_gk20a.h"
+
+struct inode;
+struct file;
+struct gk20a;
+struct nvgpu_channel_open_args;
+
+struct gk20a_cs_snapshot_client_linux {
+        struct gk20a_cs_snapshot_client cs_client;
+
+        u32                     dmabuf_fd;
+        struct dma_buf          *dma_handler;
+};
+
+int gk20a_channel_open(struct inode *inode, struct file *filp);
+int gk20a_channel_release(struct inode *inode, struct file *filp);
+long gk20a_channel_ioctl(struct file *filp,
+        unsigned int cmd, unsigned long arg);
+int gk20a_channel_open_ioctl(struct gk20a *g,
+                struct nvgpu_channel_open_args *args);
+
+int gk20a_channel_cycle_stats(struct channel_gk20a *ch, int dmabuf_fd);
+void gk20a_channel_free_cycle_stats_buffer(struct channel_gk20a *ch);
+
+int gk20a_attach_cycle_stats_snapshot(struct channel_gk20a *ch,
+                                u32 dmabuf_fd,
+                                u32 perfmon_id_count,
+                                u32 *perfmon_id_start);
+int gk20a_flush_cycle_stats_snapshot(struct channel_gk20a *ch);
+int gk20a_channel_free_cycle_stats_snapshot(struct channel_gk20a *ch);
+
+extern const struct file_operations gk20a_channel_ops;
+
+u32 nvgpu_get_common_runlist_level(u32 level);
+
+u32 nvgpu_get_ioctl_graphics_preempt_mode_flags(u32 graphics_preempt_mode_flags);
+u32 nvgpu_get_ioctl_compute_preempt_mode_flags(u32 compute_preempt_mode_flags);
+u32 nvgpu_get_ioctl_graphics_preempt_mode(u32 graphics_preempt_mode);
+u32 nvgpu_get_ioctl_compute_preempt_mode(u32 compute_preempt_mode);
+#endif