1 files changed, 118 insertions, 0 deletions
diff --git a/tegra/private.h b/tegra/private.h
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+++ b/tegra/private.h
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+/*
+ * Copyright © 2012, 2013 Thierry Reding
+ * Copyright © 2013 Erik Faye-Lund
+ * Copyright © 2014 NVIDIA Corporation
+ *
+ * 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 COPYRIGHT HOLDER(S) OR AUTHOR(S) 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.
+ */
+
+#ifndef __DRM_TEGRA_PRIVATE_H__
+#define __DRM_TEGRA_PRIVATE_H__ 1
+
+#include <stdbool.h>
+#include <stddef.h>
+#include <stdint.h>
+
+#include <libdrm_macros.h>
+#include <xf86atomic.h>
+
+#include "tegra_drm.h"
+#include "tegra.h"
+
+#define container_of(ptr, type, member) ({                      \
+        const __typeof__(((type *)0)->member) *__mptr = (ptr);  \
+        (type *)((char *)__mptr - offsetof(type, member));      \
+    })
+
+enum host1x_class {
+    HOST1X_CLASS_HOST1X = 0x01,
+    HOST1X_CLASS_GR2D = 0x51,
+    HOST1X_CLASS_GR2D_SB = 0x52,
+    HOST1X_CLASS_VIC = 0x5d,
+    HOST1X_CLASS_GR3D = 0x60,
+};
+
+struct drm_tegra {
+    bool close;
+    int fd;
+};
+
+struct drm_tegra_bo {
+    struct drm_tegra *drm;
+    uint32_t handle;
+    uint64_t offset;
+    uint32_t flags;
+    uint32_t size;
+    atomic_t ref;
+    void *map;
+};
+
+struct drm_tegra_channel {
+    struct drm_tegra *drm;
+    enum host1x_class class;
+    uint32_t capabilities;
+    unsigned int version;
+    uint64_t context;
+
+    unsigned int cond_shift;
+};
+
+struct drm_tegra_mapping {
+    struct drm_tegra_channel *channel;
+    uint32_t id;
+};
+
+struct drm_tegra_pushbuf {
+    struct drm_tegra_job *job;
+
+    uint32_t *start;
+    uint32_t *end;
+    uint32_t *ptr;
+};
+
+void drm_tegra_pushbuf_free(struct drm_tegra_pushbuf *pushbuf);
+
+struct drm_tegra_job {
+    struct drm_tegra_channel *channel;
+    struct drm_tegra_pushbuf *pushbuf;
+    size_t page_size;
+
+    struct drm_tegra_submit_cmd *commands;
+    unsigned int num_commands;
+
+    struct drm_tegra_submit_buf *buffers;
+    unsigned int num_buffers;
+
+    struct {
+        uint32_t id;
+        uint32_t increments;
+        uint32_t fence;
+    } syncpt;
+};
+
+struct drm_tegra_submit_cmd *
+drm_tegra_job_add_command(struct drm_tegra_job *job, uint32_t type,
+                          uint32_t flags);
+
+struct drm_tegra_syncpoint {
+    struct drm_tegra *drm;
+    uint32_t id;
+};
+
+#endif /* __DRM_TEGRA_PRIVATE_H__ */