[PATCH 1/3] tests/kms_sink_crc_basic: Basic test to verify Sink CRC debugfs.

* [PATCH 1/3] tests/kms_sink_crc_basic: Basic test to verify Sink CRC debugfs.
@ 2014-01-23 18:18 Rodrigo Vivi
  2014-01-23 18:18 ` [PATCH 2/3] tests/kms_psr_sink_crc: Create test to test PSR by checking panel CRC Rodrigo Vivi
  2014-01-23 18:18 ` [PATCH 3/3] test/pm_psr: Add Baytrail simple pm_psr test Rodrigo Vivi
  0 siblings, 2 replies; 11+ messages in thread
From: Rodrigo Vivi @ 2014-01-23 18:18 UTC (permalink / raw)
  To: intel-gfx

Signed-off-by: Rodrigo Vivi <rodrigo.vivi@gmail.com>
---
 tests/Android.mk           |   1 +
 tests/Makefile.sources     |   1 +
 tests/kms_sink_crc_basic.c | 201 +++++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 203 insertions(+)
 create mode 100644 tests/kms_sink_crc_basic.c

diff --git a/tests/Android.mk b/tests/Android.mk
index c65f94c..fa9e9d7 100644
--- a/tests/Android.mk
+++ b/tests/Android.mk
@@ -98,6 +98,7 @@ skip_tests_list := \
     kms_fbc_crc \
     kms_render \
     kms_setmode \
+    kms_sink_crc_basic \
     pm_pc8 \
     gem_seqno_wrap \
     gem_render_copy \
diff --git a/tests/Makefile.sources b/tests/Makefile.sources
index c586bd3..5fe68ae 100644
--- a/tests/Makefile.sources
+++ b/tests/Makefile.sources
@@ -60,6 +60,7 @@ TESTS_progs_M = \
 	kms_pipe_crc_basic \
 	kms_render \
 	kms_setmode \
+	kms_sink_crc_basic \
 	pm_lpsp \
 	pm_pc8 \
 	prime_self_import \
diff --git a/tests/kms_sink_crc_basic.c b/tests/kms_sink_crc_basic.c
new file mode 100644
index 0000000..fa5b63b
--- /dev/null
+++ b/tests/kms_sink_crc_basic.c
@@ -0,0 +1,201 @@
+/*
+ * 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 <errno.h>
+#include <limits.h>
+#include <stdbool.h>
+#include <stdio.h>
+#include <string.h>
+
+#include "drm_fourcc.h"
+
+#include "drmtest.h"
+#include "igt_debugfs.h"
+#include "igt_kms.h"
+
+enum color {
+	WHITE,
+	BLACK,
+	NUM_COLORS,
+};
+
+typedef struct {
+	struct kmstest_connector_config config;
+	struct kmstest_fb fb;
+} connector_t;
+
+typedef struct {
+	int drm_fd;
+	drmModeRes *resources;
+} data_t;
+
+static void get_crc(char *crc) {
+	int ret;
+	FILE *file = fopen("/sys/kernel/debug/dri/0/i915_sink_crc_eDP1", "r");
+	igt_require(file);
+
+	ret = fscanf(file, "%s\n", crc);
+	igt_require(ret > 0);
+
+	fclose(file);
+}
+
+static uint32_t create_fb(data_t *data,
+			  int w, int h,
+			  double r, double g, double b,
+			  struct kmstest_fb *fb)
+{
+	cairo_t *cr;
+	uint32_t fb_id;
+
+	fb_id = kmstest_create_fb2(data->drm_fd, w, h,
+				   DRM_FORMAT_XRGB8888, false, fb);
+	igt_assert(fb_id);
+
+	cr = kmstest_get_cairo_ctx(data->drm_fd, fb);
+	kmstest_paint_color(cr, 0, 0, w, h, r, g, b);
+	igt_assert(cairo_status(cr) == 0);
+
+	return fb_id;
+}
+
+static bool
+connector_set_mode(data_t *data, connector_t *connector, drmModeModeInfo *mode,
+		   enum color crtc_color)
+{
+	struct kmstest_connector_config *config = &connector->config;
+	unsigned int fb_id;
+	int ret;
+
+	if (crtc_color == WHITE)
+		fb_id = create_fb(data, mode->hdisplay, mode->vdisplay,
+				  1.0, 1.0, 1.0, &connector->fb);
+	else
+		fb_id = create_fb(data, mode->hdisplay, mode->vdisplay,
+				  0.0, 0.0, 0.0, &connector->fb);
+	igt_assert(fb_id);
+
+	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 basic_sink_crc_check(data_t *data, uint32_t connector_id)
+{
+	connector_t connector;
+	int ret;
+	char ref_crc_white[12];
+	char ref_crc_black[12];
+	char crc_check[12];
+
+	ret = kmstest_get_connector_config(data->drm_fd,
+					   connector_id,
+					   1 << 0,
+					   &connector.config);
+	igt_require(ret == 0);
+
+	/*Go White*/
+	connector_set_mode(data, &connector, &connector.config.default_mode, WHITE);
+
+	/* get reference crc for white color */
+	get_crc(ref_crc_white);
+
+	/* Go Black */
+	connector_set_mode(data, &connector, &connector.config.default_mode, BLACK);
+
+	/* get reference crc for black color */
+	get_crc(ref_crc_black);
+
+	if (strcmp(ref_crc_black, ref_crc_white) == 0) {
+		fprintf(stderr, "CRC Black should differ from CRC White\n");
+		igt_fail(1);
+	}
+
+	/*Go White again*/
+	connector_set_mode(data, &connector, &connector.config.default_mode, WHITE);
+
+	get_crc(crc_check);
+	if (strcmp(crc_check, ref_crc_white) != 0) {
+		fprintf(stderr, "CRC check for white differ from reference\n");
+		igt_fail(1);
+	}
+
+	/* Go Black again */
+	connector_set_mode(data, &connector, &connector.config.default_mode, BLACK);
+
+	get_crc(crc_check);
+	if (strcmp(crc_check, ref_crc_black) != 0) {
+		fprintf(stderr, "CRC check for black differ from reference\n");
+		igt_fail(1);
+	}
+
+	kmstest_free_connector_config(&connector.config);
+}
+
+static void run_test(data_t *data)
+{
+	int i;
+	drmModeConnectorPtr c;
+	uint32_t connector_id = 0;
+
+	for (i = 0; i < data->resources->count_connectors; i++) {
+		connector_id = data->resources->connectors[i];
+		c = drmModeGetConnector(data->drm_fd, connector_id);
+
+		if (c->connector_type != DRM_MODE_CONNECTOR_eDP ||
+		    c->connection != DRM_MODE_CONNECTED)
+			continue;
+
+		basic_sink_crc_check(data, connector_id);
+		return;
+	}
+
+	fprintf(stderr, "no eDP with CRC support found\n");
+	igt_fail(1);
+}
+
+igt_simple_main
+{
+	data_t data = {};
+
+	igt_skip_on_simulation();
+
+	data.drm_fd = drm_open_any();
+
+	igt_set_vt_graphics_mode();
+
+	data.resources = drmModeGetResources(data.drm_fd);
+	igt_assert(data.resources);
+
+	run_test(&data);
+
+	drmModeFreeResources(data.resources);
+}
-- 
1.8.1.2

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