diff options
Diffstat (limited to 'tests')
| -rw-r--r-- | tests/Makefile.sources | 1 | ||||
| -rw-r--r-- | tests/kms_flip_tiling.c | 146 |
2 files changed, 147 insertions, 0 deletions
diff --git a/tests/Makefile.sources b/tests/Makefile.sources index bf02a480..b81cd002 100644 --- a/tests/Makefile.sources +++ b/tests/Makefile.sources @@ -59,6 +59,7 @@ TESTS_progs_M = \ kms_cursor_crc \ kms_fbc_crc \ kms_flip \ + kms_flip_tiling kms_pipe_crc_basic \ kms_plane \ kms_render \ diff --git a/tests/kms_flip_tiling.c b/tests/kms_flip_tiling.c new file mode 100644 index 00000000..e70609d5 --- /dev/null +++ b/tests/kms_flip_tiling.c @@ -0,0 +1,146 @@ +/* + * Copyright © 2014 Intel 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 (including the next + * paragraph) 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 AUTHORS OR COPYRIGHT HOLDERS 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. + * + * Authors: + * Ander Conselvan de Oliveira <ander.conselvan.de.oliveira@intel.com> + */ + +#include <errno.h> +#include <stdbool.h> +#include <stdio.h> +#include <string.h> + +#include "drmtest.h" +#include "igt_debugfs.h" +#include "igt_kms.h" +#include "ioctl_wrappers.h" + +typedef struct { + int drm_fd; + igt_display_t display; +} data_t; + +/* + * Test that a page flip from a tiled buffer to a linear one works + * correctly. First, it sets the crtc with the linear buffer and generate + * a reference crc for the pipe. Then, the crtc is set with the tiled one + * and page flip to the linear one issued. A new crc is generated and + * compared to the rerence one. + */ + +static void +fill_linear_fb(struct igt_fb *fb, data_t *data, drmModeModeInfo *mode) +{ + cairo_t *cr; + + cr = igt_get_cairo_ctx(data->drm_fd, fb); + igt_paint_test_pattern(cr, mode->hdisplay, mode->vdisplay); + cairo_destroy(cr); +} + +static void +test_flip_changes_tiling(data_t *data, igt_output_t *output) +{ + struct igt_fb linear, tiled; + drmModeModeInfo *mode; + igt_plane_t *primary; + igt_pipe_crc_t *pipe_crc; + igt_crc_t reference_crc, crc; + int fb_id, pipe, ret, width; + + pipe = 0; + pipe_crc = igt_pipe_crc_new(pipe, INTEL_PIPE_CRC_SOURCE_AUTO); + igt_output_set_pipe(output, 0); + + mode = igt_output_get_mode(output); + primary = igt_output_get_plane(output, 0); + + /* Allocate a linear buffer. Since a page flip to a buffer with + * different stride doesn't work, choose width so that the stride of + * both buffers is the same. */ + width = 512; + while (width < mode->hdisplay) + width *= 2; + fb_id = igt_create_fb(data->drm_fd, width, mode->vdisplay, + DRM_FORMAT_XRGB8888, false, &linear); + + /* fill it with a pattern that will look wrong if tiling is wrong */ + fill_linear_fb(&linear, data, mode); + + /* set the crtc and generate a reference crc */ + igt_plane_set_fb(primary, &linear); + igt_display_commit(&data->display); + igt_pipe_crc_collect_crc(pipe_crc, &reference_crc); + + /* allocate a tiled buffer and set the crtc with it */ + igt_create_color_fb(data->drm_fd, width, mode->vdisplay, + DRM_FORMAT_XRGB8888, true, 0.0, 0.0, 0.0, &tiled); + igt_plane_set_fb(primary, &tiled); + igt_display_commit(&data->display); + + /* flip to the linear buffer */ + ret = drmModePageFlip(data->drm_fd, output->config.crtc->crtc_id, + fb_id, 0, NULL); + igt_assert(ret == 0); + + igt_wait_for_vblank(data->drm_fd, pipe); + + /* get a crc and compare with the reference */ + igt_pipe_crc_collect_crc(pipe_crc, &crc); + igt_assert(igt_crc_equal(&reference_crc, &crc)); + + /* clean up */ + igt_plane_set_fb(primary, NULL); + igt_pipe_crc_free(pipe_crc); + igt_output_set_pipe(output, PIPE_ANY); + igt_display_commit(&data->display); + + igt_remove_fb(data->drm_fd, &tiled); + igt_remove_fb(data->drm_fd, &linear); +} + +static data_t data; + +igt_main +{ + igt_output_t *output; + + igt_skip_on_simulation(); + + igt_fixture { + data.drm_fd = drm_open_any(); + + igt_set_vt_graphics_mode(); + + igt_require_pipe_crc(); + igt_display_init(&data.display, data.drm_fd); + } + + igt_subtest_f("flip-changes-tiling"); + + for_each_connected_output(&data.display, output) + test_flip_changes_tiling(&data, output); + + igt_fixture { + igt_display_fini(&data.display); + } +} |