1 /* -*- mode: C; c-file-style: "k&r"; tab-width 4; indent-tabs-mode: t; -*- */
2
3 /*
4 * Copyright (C) 2013 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 MSM_PRIV_H_
30 #define MSM_PRIV_H_
31
32 #include "freedreno_priv.h"
33
34 #ifndef __user
35 # define __user
36 #endif
37
38 #include "msm_drm.h"
39
40 struct msm_device {
41 struct fd_device base;
42 };
43
to_msm_device(struct fd_device * x)44 static inline struct msm_device * to_msm_device(struct fd_device *x)
45 {
46 return (struct msm_device *)x;
47 }
48
49 drm_private struct fd_device * msm_device_new(int fd);
50
51 struct msm_pipe {
52 struct fd_pipe base;
53 uint32_t pipe;
54 uint32_t gpu_id;
55 uint32_t gmem;
56 uint32_t chip_id;
57 };
58
to_msm_pipe(struct fd_pipe * x)59 static inline struct msm_pipe * to_msm_pipe(struct fd_pipe *x)
60 {
61 return (struct msm_pipe *)x;
62 }
63
64 drm_private struct fd_pipe * msm_pipe_new(struct fd_device *dev,
65 enum fd_pipe_id id);
66
67 drm_private struct fd_ringbuffer * msm_ringbuffer_new(struct fd_pipe *pipe,
68 uint32_t size);
69
70 struct msm_bo {
71 struct fd_bo base;
72 uint64_t offset;
73 uint64_t presumed;
74 /* in the common case, a bo won't be referenced by more than a single
75 * (parent) ring[*]. So to avoid looping over all the bo's in the
76 * reloc table to find the idx of a bo that might already be in the
77 * table, we cache the idx in the bo. But in order to detect the
78 * slow-path where bo is ref'd in multiple rb's, we also must track
79 * the current_ring for which the idx is valid. See bo2idx().
80 *
81 * [*] in case multiple ringbuffers, ie. one toplevel and other rb(s)
82 * used for IB target(s), the toplevel rb is the parent which is
83 * tracking bo's for the submit
84 */
85 struct fd_ringbuffer *current_ring;
86 uint32_t idx;
87 };
88
to_msm_bo(struct fd_bo * x)89 static inline struct msm_bo * to_msm_bo(struct fd_bo *x)
90 {
91 return (struct msm_bo *)x;
92 }
93
94 drm_private int msm_bo_new_handle(struct fd_device *dev,
95 uint32_t size, uint32_t flags, uint32_t *handle);
96 drm_private struct fd_bo * msm_bo_from_handle(struct fd_device *dev,
97 uint32_t size, uint32_t handle);
98
get_abs_timeout(struct drm_msm_timespec * tv,uint64_t ns)99 static inline void get_abs_timeout(struct drm_msm_timespec *tv, uint64_t ns)
100 {
101 struct timespec t;
102 uint32_t s = ns / 1000000000;
103 clock_gettime(CLOCK_MONOTONIC, &t);
104 tv->tv_sec = t.tv_sec + s;
105 tv->tv_nsec = t.tv_nsec + ns - (s * 1000000000);
106 }
107
108 #endif /* MSM_PRIV_H_ */
109