diff options
Diffstat (limited to 'tests/tegra/vic.c')
| -rw-r--r-- | tests/tegra/vic.c | 184 |
1 files changed, 184 insertions, 0 deletions
diff --git a/tests/tegra/vic.c b/tests/tegra/vic.c new file mode 100644 index 0000000..4163e18 --- /dev/null +++ b/tests/tegra/vic.c @@ -0,0 +1,184 @@ +/* + * 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); +} + +/* from vic30.c */ +int vic30_new(struct drm_tegra *drm, struct drm_tegra_channel *channel, + struct vic **vicp); + +/* from vic40.c */ +int vic40_new(struct drm_tegra *drm, struct drm_tegra_channel *channel, + struct vic **vicp); + +/* from vic41.c */ +int vic41_new(struct drm_tegra *drm, struct drm_tegra_channel *channel, + struct vic **vicp); + +/* from vic42.c */ +int vic42_new(struct drm_tegra *drm, struct drm_tegra_channel *channel, + struct vic **vicp); + +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) { + case 0x40: + return vic30_new(drm, channel, vicp); + + case 0x21: + return vic40_new(drm, channel, vicp); + + case 0x18: + return vic41_new(drm, channel, vicp); + + case 0x19: + return vic42_new(drm, channel, vicp); + } + + 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); +} |