/* * Copyright © 2013 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. * */ #include #include #include #include #include #include "drmtest.h" #include "igt_debugfs.h" #include "igt_kms.h" typedef struct { struct kmstest_connector_config config; struct kmstest_fb fb; bool valid; } connector_t; typedef struct { int drm_fd; igt_debugfs_t debugfs; drmModeRes *resources; int n_connectors; connector_t *connectors; } data_t; static void test_bad_command(data_t *data, const char *cmd) { FILE *ctl; size_t written; ctl = igt_debugfs_fopen(&data->debugfs, "i915_display_crc_ctl", "r+"); written = fwrite(cmd, 1, strlen(cmd), ctl); fflush(ctl); igt_assert_cmpint(written, ==, (strlen(cmd))); igt_assert(ferror(ctl)); igt_assert_cmpint(errno, ==, EINVAL); fclose(ctl); } static void connector_init(data_t *data, connector_t *connector, uint32_t id, uint32_t crtc_id_mask) { int ret; ret = kmstest_get_connector_config(data->drm_fd, id, crtc_id_mask, &connector->config); if (ret == 0) connector->valid = true; else connector->valid = false; } static void connector_fini(connector_t *connector) { kmstest_free_connector_config(&connector->config); } static bool connector_set_mode(data_t *data, connector_t *connector, drmModeModeInfo *mode) { struct kmstest_connector_config *config = &connector->config; unsigned int fb_id; cairo_t *cr; int ret; fb_id = kmstest_create_fb(data->drm_fd, mode->hdisplay, mode->vdisplay, 32 /* bpp */, 24 /* depth */, false /* tiling */, &connector->fb); igt_assert(fb_id); cr = kmstest_get_cairo_ctx(data->drm_fd, &connector->fb); kmstest_paint_color(cr, 0, 0, mode->hdisplay, mode->vdisplay, 0.0, 1.0, 0.0); igt_assert(cairo_status(cr) == 0); cairo_destroy(cr); #if 0 fprintf(stdout, "Using pipe %c, %dx%d\n", pipe_name(config->pipe), mode->hdisplay, mode->vdisplay); #endif ret = drmModeSetCrtc(data->drm_fd, config->crtc->crtc_id, connector->fb.fb_id, 0, 0, /* x, y */ &config->connector->connector_id, 1, mode); igt_assert(ret == 0); return 0; } static void display_init(data_t *data) { data->resources = drmModeGetResources(data->drm_fd); igt_assert(data->resources); data->n_connectors = data->resources->count_connectors; data->connectors = calloc(data->n_connectors, sizeof(connector_t)); igt_assert(data->connectors); } static void connectors_init(data_t *data, uint32_t crtc_id_mask) { int i; for (i = 0; i < data->n_connectors; i++) { uint32_t id = data->resources->connectors[i]; connector_init(data, &data->connectors[i], id, crtc_id_mask); } } static void display_fini(data_t *data) { int i; for (i = 0; i < data->n_connectors; i++) connector_fini(&data->connectors[i]); free(data->connectors); drmModeFreeResources(data->resources); } #define TEST_SEQUENCE (1<<0) static void test_read_crc(data_t *data, int pipe, unsigned flags) { connector_t *connector; igt_pipe_crc_t *pipe_crc; igt_crc_t *crcs = NULL; int valid_connectors = 0, i; connectors_init(data, 1 << pipe); for (i = 0; i < data->n_connectors; i++) { connector = &data->connectors[i]; if (!connector->valid) continue; fprintf(stdout, "%s: Testing connector %u\n", igt_subtest_name(), connector->config.connector->connector_id); connector_set_mode(data, connector, &connector->config.default_mode); pipe_crc = igt_pipe_crc_new(&data->debugfs, data->drm_fd, connector->config.pipe, INTEL_PIPE_CRC_SOURCE_AUTO); if (!pipe_crc) continue; valid_connectors++; igt_pipe_crc_start(pipe_crc); /* wait for 3 vblanks and the corresponding 3 CRCs */ igt_pipe_crc_get_crcs(pipe_crc, 3, &crcs); igt_pipe_crc_stop(pipe_crc); /* ensure the CRCs are not all 0s */ igt_assert(!igt_crc_is_null(&crcs[0])); igt_assert(!igt_crc_is_null(&crcs[1])); igt_assert(!igt_crc_is_null(&crcs[2])); /* and ensure that they'are all equal, we haven't changed the fb */ igt_assert(igt_crc_equal(&crcs[0], &crcs[1])); igt_assert(igt_crc_equal(&crcs[1], &crcs[2])); if (flags & TEST_SEQUENCE) { igt_assert(crcs[0].frame + 1 == crcs[1].frame); igt_assert(crcs[1].frame + 1 == crcs[2].frame); } free(crcs); igt_pipe_crc_free(pipe_crc); kmstest_remove_fb(data->drm_fd, &connector->fb); } igt_require_f(valid_connectors, "No connector found for pipe %i\n", pipe); } igt_main { data_t data = {0, }; igt_skip_on_simulation(); igt_fixture { data.drm_fd = drm_open_any(); igt_set_vt_graphics_mode(); display_init(&data); igt_debugfs_init(&data.debugfs); igt_pipe_crc_check(&data.debugfs); } igt_subtest("bad-pipe") test_bad_command(&data, "pipe D none"); igt_subtest("bad-source") test_bad_command(&data, "pipe A foo"); igt_subtest("bad-nb-words-1") test_bad_command(&data, "pipe foo"); igt_subtest("bad-nb-words-3") test_bad_command(&data, "pipe A none option"); for (int i = 0; i < 3; i++) { igt_subtest_f("read-crc-pipe-%c", 'A'+i) test_read_crc(&data, i, 0); igt_subtest_f("read-crc-pipe-%c-frame-sequence", 'A'+i) test_read_crc(&data, i, TEST_SEQUENCE); } igt_fixture { display_fini(&data); } }