From: Marius Vlad <marius.c.vlad@xxxxxxxxx>
v3: Make audio injection work
Signed-off-by: Marius Vlad <marius.c.vlad@xxxxxxxxx>
Signed-off-by: Abdiel Janulgue <abdiel.janulgue@xxxxxxxxxxxxxxx>
---
tests/Makefile.sources | 1 +
tests/kms_hdmi_inject.c | 272 ++++++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 273 insertions(+)
create mode 100644 tests/kms_hdmi_inject.c
diff --git a/tests/Makefile.sources b/tests/Makefile.sources
index 1763b67..07d7158 100644
--- a/tests/Makefile.sources
+++ b/tests/Makefile.sources
@@ -222,6 +222,7 @@ TESTS_progs = \
gen3_render_tiledx_blits \
gen3_render_tiledy_blits \
gen7_forcewake_mt \
+ kms_hdmi_inject \
kms_3d \
kms_fence_pin_leak \
kms_force_connector_basic \
diff --git a/tests/kms_hdmi_inject.c b/tests/kms_hdmi_inject.c
new file mode 100644
index 0000000..a3e0248
--- /dev/null
+++ b/tests/kms_hdmi_inject.c
@@ -0,0 +1,272 @@
+/*
+ * Copyright © 2016 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 <dirent.h>
+#include "igt.h"
+
+#define HDISPLAY_4K 3840
+#define VDISPLAY_4K 2160
+
+IGT_TEST_DESCRIPTION("Tests 4K and audio HDMI injection.");
+
+static drmModeConnector *
+get_connector(int drm_fd, drmModeRes *res)
+{
+ int i;
+ drmModeConnector *connector;
+
+ for (i = 0; i < res->count_connectors; i++) {
+
+ connector =
+ drmModeGetConnectorCurrent(drm_fd, res->connectors[i]);
+
+ if (connector->connector_type == DRM_MODE_CONNECTOR_HDMIA &&
+ connector->connection == DRM_MODE_DISCONNECTED)
+ break;
+
+ drmModeFreeConnector(connector);
+ connector = NULL;
+ }
+
+ return connector;
+}
+
+static void
+hdmi_inject_4k(int drm_fd, drmModeConnector *connector)
+{
+ unsigned char *edid;
+ size_t length;
+ struct kmstest_connector_config config;
+ int ret, cid, i, crtc_mask = -1;
+ int fb_id;
+ struct igt_fb fb;
+ uint8_t found_4k_mode = 0;
+ uint32_t devid;
+
+ devid = intel_get_drm_devid(drm_fd);
+
+ /* 4K requires at least HSW */
+ igt_require(IS_HASWELL(devid) || intel_gen(devid) >= 8);
+
+ kmstest_edid_add_4k(igt_kms_get_base_edid(), EDID_LENGTH, &edid,
+ &length);
+
+ kmstest_force_edid(drm_fd, connector, edid, length);
+
+ if (!kmstest_force_connector(drm_fd, connector, FORCE_CONNECTOR_ON))
+ igt_skip("Could not force connector on\n");
+
+ cid = connector->connector_id;
+
+ connector = drmModeGetConnectorCurrent(drm_fd, cid);
+
+ for (i = 0; i < connector->count_modes; i++) {
+ if (connector->modes[i].hdisplay == HDISPLAY_4K &&
+ connector->modes[i].vdisplay == VDISPLAY_4K) {
+ found_4k_mode++;
+ break;
+ }
+ }
+
+ igt_assert(found_4k_mode);
+
+ /* create a configuration */
+ ret = kmstest_get_connector_config(drm_fd, cid, crtc_mask, &config);
+ igt_assert(ret);
+
+ igt_info(" ");
+ kmstest_dump_mode(&connector->modes[i]);
+
+ /* create framebuffer */
+ fb_id = igt_create_fb(drm_fd, connector->modes[i].hdisplay,
+ connector->modes[i].vdisplay,
+ DRM_FORMAT_XRGB8888,
+ LOCAL_DRM_FORMAT_MOD_NONE, &fb);
+
+ ret = drmModeSetCrtc(drm_fd, config.crtc->crtc_id, fb_id, 0, 0,
+ &connector->connector_id, 1,
+ &connector->modes[i]);
+
+ igt_assert(ret == 0);
+
+ igt_remove_fb(drm_fd, &fb);
+
+ kmstest_force_connector(drm_fd, connector, FORCE_CONNECTOR_UNSPECIFIED);
+ kmstest_force_edid(drm_fd, connector, NULL, 0);
+
+ free(edid);
+}
+
+static bool
+eld_entry_is_igt(const char* path)
+{
+ FILE *in;
+ char buf[1024];
+ uint8_t eld_valid = 0;
+ uint8_t mon_valid = 0;
+
+ in = fopen(path, "r");
+ if (!in)
+ return false;
+
+ memset(buf, 0, 1024);
+
+ while ((fgets(buf, 1024, in)) != NULL) {
+
+ char *line = buf;
+
+ if (!strncasecmp(line, "eld_valid", 9) &&
+ strstr(line, "1")) {
+ eld_valid++;
+ }
+
+ if (!strncasecmp(line, "monitor_name", 12) &&
+ strstr(line, "IGT")) {
+ mon_valid++;
+ }
+ }
+
+ fclose(in);
+ if (mon_valid && eld_valid)
+ return true;
+
+ return false;
+}
+
+static bool
+eld_is_valid(void)
+{
+ DIR *dir;
+ struct dirent *snd_hda;
+ int i;
+
+ for (i = 0; i < 8; i++) {
+ char cards[128];
+
+ snprintf(cards, sizeof(cards), "/proc/asound/card%d", i);
+ dir = opendir(cards);
+ if (!dir)
+ continue;
+
+ while ((snd_hda = readdir(dir))) {
+ char fpath[128];
+
+ if (*snd_hda->d_name == '.' ||
+ strstr(snd_hda->d_name, "eld") == 0)
+ continue;
+
+ snprintf(fpath, sizeof(fpath), "%s/%s", cards,
+ snd_hda->d_name);
+ if (eld_entry_is_igt(fpath)) {
+ closedir(dir);
+ return true;
+ }
+ }
+ closedir(dir);
+ }
+
+ return false;
+}
+
+static void
+hdmi_inject_audio(int drm_fd, drmModeConnector *connector)
+{
+ unsigned char *edid;
+ size_t length;
+ int fb_id, cid, ret, crtc_mask = -1;
+ struct igt_fb fb;
+ struct kmstest_connector_config config;
+
+ kmstest_edid_add_audio(igt_kms_get_base_edid(), EDID_LENGTH, &edid,
+ &length);
+
+ kmstest_force_edid(drm_fd, connector, edid, length);
+
+ if (!kmstest_force_connector(drm_fd, connector, FORCE_CONNECTOR_ON))
+ igt_skip("Could not force connector on\n");
+
+ cid = connector->connector_id;
+ connector = drmModeGetConnectorCurrent(drm_fd, cid);
+
+ /* create a configuration */
+ ret = kmstest_get_connector_config(drm_fd, cid, crtc_mask, &config);
+ igt_assert(ret);
+
+ /*
+ * Create a framebuffer as to allow the kernel to enable the pipe and
+ * enable the audio encoder.
+ */
+ fb_id = igt_create_fb(drm_fd, connector->modes[0].hdisplay,
+ connector->modes[0].vdisplay,
+ DRM_FORMAT_XRGB8888,
+ LOCAL_DRM_FORMAT_MOD_NONE, &fb);
+
+ ret = drmModeSetCrtc(drm_fd, config.crtc->crtc_id, fb_id, 0, 0,
+ &connector->connector_id, 1,
+ &connector->modes[0]);
+
+
+ igt_assert(ret == 0);
+
+ /*
+ * Test if we have /proc/asound/HDMI/eld#0.0 and is its contents are
+ * valid.
+ */
+ igt_assert(eld_is_valid());
+
+ igt_remove_fb(drm_fd, &fb);
+
+ igt_info(" ");
+ kmstest_dump_mode(&connector->modes[0]);
+
+ kmstest_force_connector(drm_fd, connector, FORCE_CONNECTOR_UNSPECIFIED);
+ kmstest_force_edid(drm_fd, connector, NULL, 0);
+
+ free(edid);
+}
+
+igt_main
+{
+ int drm_fd;
+ drmModeRes *res;
+ drmModeConnector *connector;
+
+ igt_fixture {
+ drm_fd = drm_open_driver_master(DRIVER_INTEL);
+ res = drmModeGetResources(drm_fd);
+
+ connector = get_connector(drm_fd, res);
+ igt_require(connector);
+ }
+
+ igt_subtest("inject-4k")
+ hdmi_inject_4k(drm_fd, connector);
+
+ igt_subtest("inject-audio")
+ hdmi_inject_audio(drm_fd, connector);
+
+ igt_fixture {
+ drmModeFreeConnector(connector);
+ }
+}
--
2.7.4
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