tests/tegra/drm-test-tegra.c

   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
  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
  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
  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 }