freedreno_drmif.h revision e88f27b3 
1/* -*- mode: C; c-file-style: "k&r"; tab-width 4; indent-tabs-mode: t; -*- */
2
3/*
4 * Copyright (C) 2012 Rob Clark <robclark@freedesktop.org>
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the "Software"),
8 * to deal in the Software without restriction, including without limitation
9 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10 * and/or sell copies of the Software, and to permit persons to whom the
11 * Software is furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice (including the next
14 * paragraph) shall be included in all copies or substantial portions of the
15 * Software.
16 *
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
20 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
21 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
22 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
23 * SOFTWARE.
24 *
25 * Authors:
26 *    Rob Clark <robclark@freedesktop.org>
27 */
28
29#ifndef FREEDRENO_DRMIF_H_
30#define FREEDRENO_DRMIF_H_
31
32#include <xf86drm.h>
33#include <stdint.h>
34
35struct fd_bo;
36struct fd_pipe;
37struct fd_device;
38
39enum fd_pipe_id {
40	FD_PIPE_3D = 1,
41	FD_PIPE_2D = 2,
42	/* some devices have two 2d blocks.. not really sure how to
43	 * use that yet, so just ignoring the 2nd 2d pipe for now
44	 */
45	FD_PIPE_MAX
46};
47
48enum fd_param_id {
49	FD_DEVICE_ID,
50	FD_GMEM_SIZE,
51	FD_GPU_ID,
52};
53
54/* bo flags: */
55#define DRM_FREEDRENO_GEM_TYPE_SMI        0x00000001
56#define DRM_FREEDRENO_GEM_TYPE_KMEM       0x00000002
57#define DRM_FREEDRENO_GEM_TYPE_MEM_MASK   0x0000000f
58#define DRM_FREEDRENO_GEM_CACHE_NONE      0x00000000
59#define DRM_FREEDRENO_GEM_CACHE_WCOMBINE  0x00100000
60#define DRM_FREEDRENO_GEM_CACHE_WTHROUGH  0x00200000
61#define DRM_FREEDRENO_GEM_CACHE_WBACK     0x00400000
62#define DRM_FREEDRENO_GEM_CACHE_WBACKWA   0x00800000
63#define DRM_FREEDRENO_GEM_CACHE_MASK      0x00f00000
64#define DRM_FREEDRENO_GEM_GPUREADONLY     0x01000000
65
66/* bo access flags: (keep aligned to MSM_PREP_x) */
67#define DRM_FREEDRENO_PREP_READ           0x01
68#define DRM_FREEDRENO_PREP_WRITE          0x02
69#define DRM_FREEDRENO_PREP_NOSYNC         0x04
70
71/* device functions:
72 */
73
74struct fd_device * fd_device_new(int fd);
75struct fd_device * fd_device_new_dup(int fd);
76struct fd_device * fd_device_ref(struct fd_device *dev);
77void fd_device_del(struct fd_device *dev);
78
79
80/* pipe functions:
81 */
82
83struct fd_pipe * fd_pipe_new(struct fd_device *dev, enum fd_pipe_id id);
84void fd_pipe_del(struct fd_pipe *pipe);
85int fd_pipe_get_param(struct fd_pipe *pipe, enum fd_param_id param,
86		uint64_t *value);
87int fd_pipe_wait(struct fd_pipe *pipe, uint32_t timestamp);
88
89
90/* buffer-object functions:
91 */
92
93struct fd_bo * fd_bo_new(struct fd_device *dev,
94		uint32_t size, uint32_t flags);
95struct fd_bo * fd_bo_from_fbdev(struct fd_pipe *pipe,
96		int fbfd, uint32_t size);
97struct fd_bo * fd_bo_from_name(struct fd_device *dev, uint32_t name);
98struct fd_bo * fd_bo_ref(struct fd_bo *bo);
99void fd_bo_del(struct fd_bo *bo);
100int fd_bo_get_name(struct fd_bo *bo, uint32_t *name);
101uint32_t fd_bo_handle(struct fd_bo *bo);
102uint32_t fd_bo_size(struct fd_bo *bo);
103void * fd_bo_map(struct fd_bo *bo);
104int fd_bo_cpu_prep(struct fd_bo *bo, struct fd_pipe *pipe, uint32_t op);
105void fd_bo_cpu_fini(struct fd_bo *bo);
106
107#endif /* FREEDRENO_DRMIF_H_ */
108