1 files changed, 159 insertions, 0 deletions
diff --git a/tests/tegra/vic.c b/tests/tegra/vic.c
new file mode 100644
index 00000000..43630db8
--- /dev/null
+++ b/tests/tegra/vic.c
@@ -0,0 +1,159 @@
+/*
+ * Copyright © 2018 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.
+ */
+
+#include <errno.h>
+#include <stdio.h> /* XXX remove */
+#include <stdlib.h>
+
+#include "util_math.h"
+
+#include "tegra.h"
+#include "host1x.h"
+#include "vic.h"
+
+#define ARRAY_SIZE(a) (sizeof(a) / sizeof((a)[0]))
+
+const struct vic_format_info *vic_format_get_info(unsigned int format)
+{
+    static const struct vic_format_info formats[] = {
+        { .format = VIC_PIXEL_FORMAT_A8R8G8B8, .cpp = 4 },
+    };
+    unsigned int i;
+
+    for (i = 0; i < ARRAY_SIZE(formats); i++) {
+        if (formats[i].format == format)
+            return &formats[i];
+    }
+
+    return 0;
+}
+
+int vic_image_new(struct vic *vic, unsigned int width, unsigned int height,
+                  unsigned int format, unsigned int kind, uint32_t flags,
+                  struct vic_image **imagep)
+{
+    const struct vic_format_info *info = vic_format_get_info(format);
+    struct vic_image *image;
+    int err;
+
+    if (!info)
+        return -EINVAL;
+
+    image = calloc(1, sizeof(*image));
+    if (!image)
+        return -ENOMEM;
+
+    if (kind == VIC_BLK_KIND_PITCH)
+        image->align = 256;
+    else
+        image->align = 256; /* XXX */
+
+    image->width = width;
+    image->stride = ALIGN(width, image->align);
+    image->pitch = image->stride * info->cpp;
+    image->height = height;
+    image->format = format;
+    image->kind = kind;
+
+    image->size = image->pitch * image->height;
+
+    printf("image: %ux%u align: %zu stride: %u pitch: %u size: %zu\n",
+           image->width, image->height, image->align, image->stride,
+           image->pitch, image->size);
+
+    err = drm_tegra_bo_new(vic->drm, 0, image->size, &image->bo);
+    if (err < 0) {
+        free(image);
+        return err;
+    }
+
+    err = drm_tegra_channel_map(vic->channel, image->bo, flags, &image->map);
+    if (err < 0) {
+        drm_tegra_bo_unref(image->bo);
+        free(image);
+        return err;
+    }
+
+    *imagep = image;
+    return 0;
+}
+
+void vic_image_free(struct vic_image *image)
+{
+    if (image) {
+        drm_tegra_channel_unmap(image->map);
+        drm_tegra_bo_unref(image->bo);
+        free(image);
+    }
+}
+
+void vic_image_dump(struct vic_image *image, FILE *fp)
+{
+    unsigned int i, j;
+    void *ptr;
+    int err;
+
+    err = drm_tegra_bo_map(image->bo, &ptr);
+    if (err < 0)
+        return;
+
+    for (j = 0; j < image->height; j++) {
+        uint32_t *pixels = (uint32_t *)((unsigned long)ptr + j * image->pitch);
+
+        printf("   ");
+
+        for (i = 0; i < image->width; i++)
+            printf(" %08x", pixels[i]);
+
+        printf("\n");
+    }
+
+    drm_tegra_bo_unmap(image->bo);
+}
+
+int vic_new(struct drm_tegra *drm, struct drm_tegra_channel *channel,
+            struct vic **vicp)
+{
+    unsigned int version;
+
+    version = drm_tegra_channel_get_version(channel);
+
+    switch (version) {
+    default:
+        break;
+    }
+
+    return -ENOTSUP;
+}
+
+void vic_free(struct vic *vic)
+{
+    if (vic)
+        vic->ops->free(vic);
+}
+
+int vic_clear(struct vic *vic, struct vic_image *output, unsigned int alpha,
+              unsigned int red, unsigned int green, unsigned int blue)
+{
+    return vic->ops->fill(vic, output, 0, 0, output->width - 1,
+                          output->height - 1, alpha, red, green, blue);
+}