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#include "freedreno_drmif.h"
30#include "freedreno_priv.h"
31
32/**
33 * priority of zero is highest priority, and higher numeric values are
34 * lower priorities
35 */
36drm_public struct fd_pipe *
37fd_pipe_new2(struct fd_device *dev, enum fd_pipe_id id, uint32_t prio)
38{
39	struct fd_pipe *pipe;
40	uint64_t val;
41
42	if (id > FD_PIPE_MAX) {
43		ERROR_MSG("invalid pipe id: %d", id);
44		return NULL;
45	}
46
47	if ((prio != 1) && (fd_device_version(dev) < FD_VERSION_SUBMIT_QUEUES)) {
48		ERROR_MSG("invalid priority!");
49		return NULL;
50	}
51
52	pipe = dev->funcs->pipe_new(dev, id, prio);
53	if (!pipe) {
54		ERROR_MSG("allocation failed");
55		return NULL;
56	}
57
58	pipe->dev = dev;
59	pipe->id = id;
60	atomic_set(&pipe->refcnt, 1);
61
62	fd_pipe_get_param(pipe, FD_GPU_ID, &val);
63	pipe->gpu_id = val;
64
65	return pipe;
66}
67
68drm_public struct fd_pipe *
69fd_pipe_new(struct fd_device *dev, enum fd_pipe_id id)
70{
71	return fd_pipe_new2(dev, id, 1);
72}
73
74drm_public struct fd_pipe * fd_pipe_ref(struct fd_pipe *pipe)
75{
76	atomic_inc(&pipe->refcnt);
77	return pipe;
78}
79
80drm_public void fd_pipe_del(struct fd_pipe *pipe)
81{
82	if (!atomic_dec_and_test(&pipe->refcnt))
83		return;
84	pipe->funcs->destroy(pipe);
85}
86
87drm_public int fd_pipe_get_param(struct fd_pipe *pipe,
88				 enum fd_param_id param, uint64_t *value)
89{
90	return pipe->funcs->get_param(pipe, param, value);
91}
92
93drm_public int fd_pipe_wait(struct fd_pipe *pipe, uint32_t timestamp)
94{
95	return fd_pipe_wait_timeout(pipe, timestamp, ~0);
96}
97
98drm_public int fd_pipe_wait_timeout(struct fd_pipe *pipe, uint32_t timestamp,
99		uint64_t timeout)
100{
101	return pipe->funcs->wait(pipe, timestamp, timeout);
102}
103