1 /*
2 * Copyright © 2014 NVIDIA Corporation
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 shall be included in
12 * all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20 * OTHER DEALINGS IN THE SOFTWARE.
21 */
22
23 #ifdef HAVE_CONFIG_H
24 # include "config.h"
25 #endif
26
27 #include <errno.h>
28 #include <stdio.h>
29
30 #include "drm-test-tegra.h"
31 #include "tegra.h"
32
drm_tegra_gr2d_open(struct drm_tegra * drm,struct drm_tegra_gr2d ** gr2dp)33 int drm_tegra_gr2d_open(struct drm_tegra *drm, struct drm_tegra_gr2d **gr2dp)
34 {
35 struct drm_tegra_gr2d *gr2d;
36 int err;
37
38 gr2d = calloc(1, sizeof(*gr2d));
39 if (!gr2d)
40 return -ENOMEM;
41
42 gr2d->drm = drm;
43
44 err = drm_tegra_channel_open(drm, DRM_TEGRA_GR2D, &gr2d->channel);
45 if (err < 0) {
46 free(gr2d);
47 return err;
48 }
49
50 *gr2dp = gr2d;
51
52 return 0;
53 }
54
drm_tegra_gr2d_close(struct drm_tegra_gr2d * gr2d)55 int drm_tegra_gr2d_close(struct drm_tegra_gr2d *gr2d)
56 {
57 if (!gr2d)
58 return -EINVAL;
59
60 drm_tegra_channel_close(gr2d->channel);
61 free(gr2d);
62
63 return 0;
64 }
65
drm_tegra_gr2d_fill(struct drm_tegra_gr2d * gr2d,struct drm_framebuffer * fb,unsigned int x,unsigned int y,unsigned int width,unsigned int height,uint32_t color)66 int drm_tegra_gr2d_fill(struct drm_tegra_gr2d *gr2d, struct drm_framebuffer *fb,
67 unsigned int x, unsigned int y, unsigned int width,
68 unsigned int height, uint32_t color)
69 {
70 struct drm_tegra_bo *fbo = fb->data;
71 struct drm_tegra_pushbuf *pushbuf;
72 struct drm_tegra_mapping *map;
73 struct drm_tegra_job *job;
74 uint32_t *ptr;
75 int err;
76
77 err = drm_tegra_job_new(gr2d->channel, &job);
78 if (err < 0)
79 return err;
80
81 err = drm_tegra_channel_map(gr2d->channel, fbo, 0, &map);
82 if (err < 0)
83 return err;
84
85 err = drm_tegra_job_get_pushbuf(job, &pushbuf);
86 if (err < 0)
87 return err;
88
89 err = drm_tegra_pushbuf_begin(pushbuf, 32, &ptr);
90 if (err < 0)
91 return err;
92
93 *ptr++ = HOST1X_OPCODE_SETCL(0, HOST1X_CLASS_GR2D, 0);
94
95 *ptr++ = HOST1X_OPCODE_MASK(0x9, 0x9);
96 *ptr++ = 0x0000003a;
97 *ptr++ = 0x00000000;
98
99 *ptr++ = HOST1X_OPCODE_MASK(0x1e, 0x7);
100 *ptr++ = 0x00000000;
101 *ptr++ = (2 << 16) | (1 << 6) | (1 << 2);
102 *ptr++ = 0x000000cc;
103
104 *ptr++ = HOST1X_OPCODE_MASK(0x2b, 0x9);
105
106 /* relocate destination buffer */
107 err = drm_tegra_pushbuf_relocate(pushbuf, &ptr, map, 0, 0, 0);
108 if (err < 0) {
109 fprintf(stderr, "failed to relocate buffer object: %d\n", err);
110 return err;
111 }
112
113 *ptr++ = fb->pitch;
114
115 *ptr++ = HOST1X_OPCODE_NONINCR(0x35, 1);
116 *ptr++ = color;
117
118 *ptr++ = HOST1X_OPCODE_NONINCR(0x46, 1);
119 *ptr++ = 0x00000000;
120
121 *ptr++ = HOST1X_OPCODE_MASK(0x38, 0x5);
122 *ptr++ = height << 16 | width;
123 *ptr++ = y << 16 | x;
124
125 err = drm_tegra_pushbuf_end(pushbuf, ptr);
126 if (err < 0) {
127 fprintf(stderr, "failed to update push buffer: %d\n", -err);
128 return err;
129 }
130
131 err = drm_tegra_job_submit(job, NULL);
132 if (err < 0) {
133 fprintf(stderr, "failed to submit job: %d\n", err);
134 return err;
135 }
136
137 err = drm_tegra_job_wait(job, 0);
138 if (err < 0) {
139 fprintf(stderr, "failed to wait for fence: %d\n", err);
140 return err;
141 }
142
143 drm_tegra_channel_unmap(map);
144 drm_tegra_job_free(job);
145
146 return 0;
147 }
148