tests: add gem_media_fill

It is to check whether media pipeline on render ring works. Codes
are copied and modified from the rendercopy case which uses 3D pipeline.
However media pipeline is simpler than 3D pipeline and there is few changes
between gen6,gen7 and gen8

Reviewed-by: Zhao Yakui <yakui.zhao@intel.com>
Signed-off-by: Xiang, Haihao <haihao.xiang@intel.com>

1 files changed, 132 insertions, 0 deletions

diff --git a/tests/gem_media_fill.c b/tests/gem_media_fill.c
new file mode 100644
index 00000000..40b391d6
--- /dev/null
+++ b/tests/gem_media_fill.c
@@ -0,0 +1,132 @@
+/*
+ * 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.
+ *
+ * Authors:
+ *    Damien Lespiau <damien.lespiau@intel.com>
+ *    Xiang, Haihao <haihao.xiang@intel.com>
+ */
+
+/*
+ * This file is a basic test for the media_fill() function, a very simple
+ * workload for the Media pipeline.
+ */
+
+#include <stdbool.h>
+#include <unistd.h>
+#include <cairo.h>
+
+#include "media_fill.h"
+
+#define WIDTH 64
+#define STRIDE (WIDTH)
+#define HEIGHT 64
+#define SIZE (HEIGHT*STRIDE)
+
+#define COLOR_C4	0xc4
+#define COLOR_4C	0x4c
+
+typedef struct {
+	int drm_fd;
+	uint32_t devid;
+	drm_intel_bufmgr *bufmgr;
+	uint8_t linear[WIDTH * HEIGHT];
+} data_t;
+
+static void scratch_buf_init(data_t *data, struct scratch_buf *buf,
+			int width, int height, int stride, uint8_t color)
+{
+	drm_intel_bo *bo;
+	int i;
+
+	bo = drm_intel_bo_alloc(data->bufmgr, "", SIZE, 4096);
+	for (i = 0; i < width * height; i++)
+		data->linear[i] = color;
+	gem_write(data->drm_fd, bo->handle, 0, data->linear,
+		sizeof(data->linear));
+
+	buf->bo = bo;
+	buf->stride = stride;
+	buf->tiling = I915_TILING_NONE;
+	buf->size = SIZE;
+}
+
+static void
+scratch_buf_check(data_t *data, struct scratch_buf *buf, int x, int y,
+		uint8_t color)
+{
+	uint8_t val;
+
+	gem_read(data->drm_fd, buf->bo->handle, 0,
+		data->linear, sizeof(data->linear));
+	val = data->linear[y * WIDTH + x];
+	if (val != color) {
+		fprintf(stderr, "Expected 0x%02x, found 0x%02x at (%d,%d)\n",
+			color, val, x, y);
+		abort();
+	}
+}
+
+int main(int argc, char **argv)
+{
+	data_t data = {0, };
+	struct intel_batchbuffer *batch = NULL;
+	struct scratch_buf dst;
+	media_fillfunc_t media_fill = NULL;
+	int i, j;
+
+	igt_fixture {
+		data.drm_fd = drm_open_any_render();
+		data.devid = intel_get_drm_devid(data.drm_fd);
+
+		data.bufmgr = drm_intel_bufmgr_gem_init(data.drm_fd, 4096);
+		igt_assert(data.bufmgr);
+
+		media_fill = get_media_fillfunc(data.devid);
+
+		igt_require_f(media_fill,
+			"no media-fill function\n");
+
+		batch = intel_batchbuffer_alloc(data.bufmgr, data.devid);
+		igt_assert(batch);
+	}
+
+	scratch_buf_init(&data, &dst, WIDTH, HEIGHT, STRIDE, COLOR_C4);
+
+	for (i = 0; i < WIDTH; i++) {
+		for (j = 0; j < HEIGHT; j++) {
+			scratch_buf_check(&data, &dst, i, j, COLOR_C4);
+		}
+	}
+
+	media_fill(batch,
+		&dst, 0, 0, WIDTH / 2, HEIGHT / 2,
+		COLOR_4C);
+
+	for (i = 0; i < WIDTH; i++) {
+		for (j = 0; j < HEIGHT; j++) {
+			if (i < WIDTH / 2 && j < HEIGHT / 2)
+				scratch_buf_check(&data, &dst, i, j, COLOR_4C);
+			else
+				scratch_buf_check(&data, &dst, i, j, COLOR_C4);
+		}
+	}
+}