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 */
36 drm_public struct fd_pipe *
fd_pipe_new2(struct fd_device * dev,enum fd_pipe_id id,uint32_t prio)37 fd_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
68 drm_public struct fd_pipe *
fd_pipe_new(struct fd_device * dev,enum fd_pipe_id id)69 fd_pipe_new(struct fd_device *dev, enum fd_pipe_id id)
70 {
71 return fd_pipe_new2(dev, id, 1);
72 }
73
fd_pipe_ref(struct fd_pipe * pipe)74 drm_public struct fd_pipe * fd_pipe_ref(struct fd_pipe *pipe)
75 {
76 atomic_inc(&pipe->refcnt);
77 return pipe;
78 }
79
fd_pipe_del(struct fd_pipe * pipe)80 drm_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
fd_pipe_get_param(struct fd_pipe * pipe,enum fd_param_id param,uint64_t * value)87 drm_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
fd_pipe_wait(struct fd_pipe * pipe,uint32_t timestamp)93 drm_public int fd_pipe_wait(struct fd_pipe *pipe, uint32_t timestamp)
94 {
95 return fd_pipe_wait_timeout(pipe, timestamp, ~0);
96 }
97
fd_pipe_wait_timeout(struct fd_pipe * pipe,uint32_t timestamp,uint64_t timeout)98 drm_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