1 files changed, 147 insertions, 0 deletions
diff --git a/lib/libdrm/tests/tegra/drm-test-tegra.c b/lib/libdrm/tests/tegra/drm-test-tegra.c
new file mode 100644
index 000000000..1a9fa8961
--- /dev/null
+++ b/lib/libdrm/tests/tegra/drm-test-tegra.c
@@ -0,0 +1,147 @@
+/*
+ * Copyright © 2014 NVIDIA Corporation
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#ifdef HAVE_CONFIG_H
+#  include "config.h"
+#endif
+
+#include <errno.h>
+#include <stdio.h>
+
+#include "drm-test-tegra.h"
+#include "tegra.h"
+
+int drm_tegra_gr2d_open(struct drm_tegra *drm, struct drm_tegra_gr2d **gr2dp)
+{
+    struct drm_tegra_gr2d *gr2d;
+    int err;
+
+    gr2d = calloc(1, sizeof(*gr2d));
+    if (!gr2d)
+        return -ENOMEM;
+
+    gr2d->drm = drm;
+
+    err = drm_tegra_channel_open(drm, DRM_TEGRA_GR2D, &gr2d->channel);
+    if (err < 0) {
+        free(gr2d);
+        return err;
+    }
+
+    *gr2dp = gr2d;
+
+    return 0;
+}
+
+int drm_tegra_gr2d_close(struct drm_tegra_gr2d *gr2d)
+{
+    if (!gr2d)
+        return -EINVAL;
+
+    drm_tegra_channel_close(gr2d->channel);
+    free(gr2d);
+
+    return 0;
+}
+
+int 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)
+{
+    struct drm_tegra_bo *fbo = fb->data;
+    struct drm_tegra_pushbuf *pushbuf;
+    struct drm_tegra_mapping *map;
+    struct drm_tegra_job *job;
+    uint32_t *ptr;
+    int err;
+
+    err = drm_tegra_job_new(gr2d->channel, &job);
+    if (err < 0)
+        return err;
+
+    err = drm_tegra_channel_map(gr2d->channel, fbo, 0, &map);
+    if (err < 0)
+        return err;
+
+    err = drm_tegra_job_get_pushbuf(job, &pushbuf);
+    if (err < 0)
+        return err;
+
+    err = drm_tegra_pushbuf_begin(pushbuf, 32, &ptr);
+    if (err < 0)
+        return err;
+
+    *ptr++ = HOST1X_OPCODE_SETCL(0, HOST1X_CLASS_GR2D, 0);
+
+    *ptr++ = HOST1X_OPCODE_MASK(0x9, 0x9);
+    *ptr++ = 0x0000003a;
+    *ptr++ = 0x00000000;
+
+    *ptr++ = HOST1X_OPCODE_MASK(0x1e, 0x7);
+    *ptr++ = 0x00000000;
+    *ptr++ = (2 << 16) | (1 << 6) | (1 << 2);
+    *ptr++ = 0x000000cc;
+
+    *ptr++ = HOST1X_OPCODE_MASK(0x2b, 0x9);
+
+    /* relocate destination buffer */
+    err = drm_tegra_pushbuf_relocate(pushbuf, &ptr, map, 0, 0, 0);
+    if (err < 0) {
+        fprintf(stderr, "failed to relocate buffer object: %d\n", err);
+        return err;
+    }
+
+    *ptr++ = fb->pitch;
+
+    *ptr++ = HOST1X_OPCODE_NONINCR(0x35, 1);
+    *ptr++ = color;
+
+    *ptr++ = HOST1X_OPCODE_NONINCR(0x46, 1);
+    *ptr++ = 0x00000000;
+
+    *ptr++ = HOST1X_OPCODE_MASK(0x38, 0x5);
+    *ptr++ = height << 16 | width;
+    *ptr++ = y << 16 | x;
+
+    err = drm_tegra_pushbuf_end(pushbuf, ptr);
+    if (err < 0) {
+        fprintf(stderr, "failed to update push buffer: %d\n", -err);
+        return err;
+    }
+
+    err = drm_tegra_job_submit(job, NULL);
+    if (err < 0) {
+        fprintf(stderr, "failed to submit job: %d\n", err);
+        return err;
+    }
+
+    err = drm_tegra_job_wait(job, 0);
+    if (err < 0) {
+        fprintf(stderr, "failed to wait for fence: %d\n", err);
+        return err;
+    }
+
+    drm_tegra_channel_unmap(map);
+    drm_tegra_job_free(job);
+
+    return 0;
+}