freedreno_pipe.c revision b8e80941 
1/*
2 * Copyright (C) 2012-2018 Rob Clark <robclark@freedesktop.org>
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
13 * Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
20 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
21 * SOFTWARE.
22 *
23 * Authors:
24 *    Rob Clark <robclark@freedesktop.org>
25 */
26
27#include "freedreno_drmif.h"
28#include "freedreno_priv.h"
29
30/**
31 * priority of zero is highest priority, and higher numeric values are
32 * lower priorities
33 */
34struct fd_pipe *
35fd_pipe_new2(struct fd_device *dev, enum fd_pipe_id id, uint32_t prio)
36{
37	struct fd_pipe *pipe;
38	uint64_t val;
39
40	if (id > FD_PIPE_MAX) {
41		ERROR_MSG("invalid pipe id: %d", id);
42		return NULL;
43	}
44
45	if ((prio != 1) && (fd_device_version(dev) < FD_VERSION_SUBMIT_QUEUES)) {
46		ERROR_MSG("invalid priority!");
47		return NULL;
48	}
49
50	pipe = dev->funcs->pipe_new(dev, id, prio);
51	if (!pipe) {
52		ERROR_MSG("allocation failed");
53		return NULL;
54	}
55
56	pipe->dev = dev;
57	pipe->id = id;
58	p_atomic_set(&pipe->refcnt, 1);
59
60	fd_pipe_get_param(pipe, FD_GPU_ID, &val);
61	pipe->gpu_id = val;
62
63	return pipe;
64}
65
66struct fd_pipe *
67fd_pipe_new(struct fd_device *dev, enum fd_pipe_id id)
68{
69	return fd_pipe_new2(dev, id, 1);
70}
71
72struct fd_pipe * fd_pipe_ref(struct fd_pipe *pipe)
73{
74	p_atomic_inc(&pipe->refcnt);
75	return pipe;
76}
77
78void fd_pipe_del(struct fd_pipe *pipe)
79{
80	if (!atomic_dec_and_test(&pipe->refcnt))
81		return;
82	pipe->funcs->destroy(pipe);
83}
84
85int fd_pipe_get_param(struct fd_pipe *pipe,
86				 enum fd_param_id param, uint64_t *value)
87{
88	return pipe->funcs->get_param(pipe, param, value);
89}
90
91int fd_pipe_wait(struct fd_pipe *pipe, uint32_t timestamp)
92{
93	return fd_pipe_wait_timeout(pipe, timestamp, ~0);
94}
95
96int fd_pipe_wait_timeout(struct fd_pipe *pipe, uint32_t timestamp,
97		uint64_t timeout)
98{
99	return pipe->funcs->wait(pipe, timestamp, timeout);
100}
101