148 lines
3.9 KiB
C
148 lines
3.9 KiB
C
/*
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* Copyright © 2014 NVIDIA Corporation
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*/
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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif
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#include <errno.h>
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#include <stdio.h>
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#include "drm-test-tegra.h"
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#include "tegra.h"
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int drm_tegra_gr2d_open(struct drm_tegra *drm, struct drm_tegra_gr2d **gr2dp)
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{
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struct drm_tegra_gr2d *gr2d;
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int err;
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gr2d = calloc(1, sizeof(*gr2d));
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if (!gr2d)
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return -ENOMEM;
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gr2d->drm = drm;
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err = drm_tegra_channel_open(drm, DRM_TEGRA_GR2D, &gr2d->channel);
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if (err < 0) {
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free(gr2d);
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return err;
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}
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*gr2dp = gr2d;
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return 0;
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}
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int drm_tegra_gr2d_close(struct drm_tegra_gr2d *gr2d)
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{
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if (!gr2d)
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return -EINVAL;
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drm_tegra_channel_close(gr2d->channel);
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free(gr2d);
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return 0;
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}
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int drm_tegra_gr2d_fill(struct drm_tegra_gr2d *gr2d, struct drm_framebuffer *fb,
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unsigned int x, unsigned int y, unsigned int width,
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unsigned int height, uint32_t color)
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{
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struct drm_tegra_bo *fbo = fb->data;
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struct drm_tegra_pushbuf *pushbuf;
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struct drm_tegra_mapping *map;
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struct drm_tegra_job *job;
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uint32_t *ptr;
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int err;
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err = drm_tegra_job_new(gr2d->channel, &job);
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if (err < 0)
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return err;
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err = drm_tegra_channel_map(gr2d->channel, fbo, 0, &map);
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if (err < 0)
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return err;
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err = drm_tegra_job_get_pushbuf(job, &pushbuf);
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if (err < 0)
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return err;
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err = drm_tegra_pushbuf_begin(pushbuf, 32, &ptr);
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if (err < 0)
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return err;
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*ptr++ = HOST1X_OPCODE_SETCL(0, HOST1X_CLASS_GR2D, 0);
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*ptr++ = HOST1X_OPCODE_MASK(0x9, 0x9);
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*ptr++ = 0x0000003a;
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*ptr++ = 0x00000000;
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*ptr++ = HOST1X_OPCODE_MASK(0x1e, 0x7);
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*ptr++ = 0x00000000;
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*ptr++ = (2 << 16) | (1 << 6) | (1 << 2);
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*ptr++ = 0x000000cc;
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*ptr++ = HOST1X_OPCODE_MASK(0x2b, 0x9);
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/* relocate destination buffer */
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err = drm_tegra_pushbuf_relocate(pushbuf, &ptr, map, 0, 0, 0);
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if (err < 0) {
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fprintf(stderr, "failed to relocate buffer object: %d\n", err);
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return err;
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}
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*ptr++ = fb->pitch;
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*ptr++ = HOST1X_OPCODE_NONINCR(0x35, 1);
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*ptr++ = color;
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*ptr++ = HOST1X_OPCODE_NONINCR(0x46, 1);
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*ptr++ = 0x00000000;
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*ptr++ = HOST1X_OPCODE_MASK(0x38, 0x5);
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*ptr++ = height << 16 | width;
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*ptr++ = y << 16 | x;
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err = drm_tegra_pushbuf_end(pushbuf, ptr);
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if (err < 0) {
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fprintf(stderr, "failed to update push buffer: %d\n", -err);
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return err;
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}
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err = drm_tegra_job_submit(job, NULL);
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if (err < 0) {
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fprintf(stderr, "failed to submit job: %d\n", err);
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return err;
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}
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err = drm_tegra_job_wait(job, 0);
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if (err < 0) {
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fprintf(stderr, "failed to wait for fence: %d\n", err);
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return err;
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}
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drm_tegra_channel_unmap(map);
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drm_tegra_job_free(job);
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return 0;
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}
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