msm_priv.h revision 00a23bda 
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
40struct msm_device {
41	struct fd_device base;
42	struct fd_bo_cache ring_cache;
43	unsigned ring_cnt;
44};
45
46static inline struct msm_device * to_msm_device(struct fd_device *x)
47{
48	return (struct msm_device *)x;
49}
50
51drm_private struct fd_device * msm_device_new(int fd);
52
53struct msm_pipe {
54	struct fd_pipe base;
55	uint32_t pipe;
56	uint32_t gpu_id;
57	uint32_t gmem;
58	uint32_t chip_id;
59	uint32_t queue_id;
60};
61
62static inline struct msm_pipe * to_msm_pipe(struct fd_pipe *x)
63{
64	return (struct msm_pipe *)x;
65}
66
67drm_private struct fd_pipe * msm_pipe_new(struct fd_device *dev,
68		enum fd_pipe_id id, uint32_t prio);
69
70drm_private struct fd_ringbuffer * msm_ringbuffer_new(struct fd_pipe *pipe,
71		uint32_t size);
72
73struct msm_bo {
74	struct fd_bo base;
75	uint64_t offset;
76	uint64_t presumed;
77	/* to avoid excess hashtable lookups, cache the ring this bo was
78	 * last emitted on (since that will probably also be the next ring
79	 * it is emitted on)
80	 */
81	unsigned current_ring_seqno;
82	uint32_t idx;
83};
84
85static inline struct msm_bo * to_msm_bo(struct fd_bo *x)
86{
87	return (struct msm_bo *)x;
88}
89
90drm_private int msm_bo_new_handle(struct fd_device *dev,
91		uint32_t size, uint32_t flags, uint32_t *handle);
92drm_private struct fd_bo * msm_bo_from_handle(struct fd_device *dev,
93		uint32_t size, uint32_t handle);
94
95static inline void get_abs_timeout(struct drm_msm_timespec *tv, uint64_t ns)
96{
97	struct timespec t;
98	uint32_t s = ns / 1000000000;
99	clock_gettime(CLOCK_MONOTONIC, &t);
100	tv->tv_sec = t.tv_sec + s;
101	tv->tv_nsec = t.tv_nsec + ns - (s * 1000000000);
102}
103
104#endif /* MSM_PRIV_H_ */
105