Add a couple of other intel_upload_blit_large variants for comparison.

.gitignore

@@ -29,6 +29,8 @@ shave-libtool
 stamp-h1
 cscope.*
 benchmarks/intel_upload_blit_large
+benchmarks/intel_upload_blit_large_gtt
+benchmarks/intel_upload_blit_large_map
 benchmarks/intel_upload_blit_small
 tests/getclient
 tests/getstats

benchmarks/Makefile.am

@@ -1,5 +1,7 @@
 bin_PROGRAMS = \
 	intel_upload_blit_large \
+	intel_upload_blit_large_gtt \
+	intel_upload_blit_large_map \
 	intel_upload_blit_small
 
 BENCHMARK_LIBS = \
@@ -7,6 +9,8 @@ BENCHMARK_LIBS = \
 	$(DRM_LIBS)
 
 intel_upload_blit_large_LDADD = $(BENCHMARK_LIBS)
+intel_upload_blit_large_gtt_LDADD = $(BENCHMARK_LIBS)
+intel_upload_blit_large_map_LDADD = $(BENCHMARK_LIBS)
 intel_upload_blit_small_LDADD = $(BENCHMARK_LIBS)
 
 AM_CFLAGS = $(DRM_CFLAGS) $(WARN_CFLAGS) \

benchmarks/intel_upload_blit_large.c

@@ -40,6 +40,8 @@
  * Additionally, those applications should be rendering at the screen refresh
  * rate, while this test has no limits, and so can get itself into the
  * working set larger than aperture size performance disaster.
+ *
+ * The current workload doing this path is pixmap upload for non-KMS.
  */
 
 #include <stdlib.h>

benchmarks/intel_upload_blit_large_gtt.c

@@ -0,0 +1,160 @@
+/*
+ * Copyright © 2009 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:
+ *    Eric Anholt <eric@anholt.net>
+ *
+ */
+
+/**
+ * Roughly simulates repeatedly uploading frames of images, by uploading
+ * the data all at once with pwrite, and then blitting it to another buffer.
+ *
+ * You might think of this like a movie player, but that wouldn't be entirely
+ * accurate, since the access patterns of the memory would be different
+ * (generally, smaller source image, upscaled, an thus different memory access
+ * pattern in both texel fetch for the stretching and the destination writes).
+ * However, some things like swfdec would be doing something like this since
+ * they compute their data in host memory and upload the full sw rendered
+ * frame.
+ *
+ * Additionally, those applications should be rendering at the screen refresh
+ * rate, while this test has no limits, and so can get itself into the
+ * working set larger than aperture size performance disaster.
+ *
+ * The current workload doing this path is pixmap upload in 2D with KMS.
+ */
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <assert.h>
+#include <fcntl.h>
+#include <inttypes.h>
+#include <errno.h>
+#include <sys/stat.h>
+#include <sys/time.h>
+#include "drm.h"
+#include "i915_drm.h"
+#include "drmtest.h"
+#include "intel_bufmgr.h"
+#include "intel_batchbuffer.h"
+
+#define OBJECT_WIDTH	1280
+#define OBJECT_HEIGHT	720
+
+static double
+get_time_in_secs(void)
+{
+	struct timeval tv;
+
+	gettimeofday(&tv, NULL);
+
+	return (double)tv.tv_sec + tv.tv_usec / 1000000.0;
+}
+
+static void
+do_render(drm_intel_bufmgr *bufmgr, struct intel_batchbuffer *batch,
+	  drm_intel_bo *dst_bo, int width, int height)
+{
+	uint32_t *data;
+	drm_intel_bo *src_bo;
+	int i;
+	static uint32_t seed = 1;
+
+	src_bo = drm_intel_bo_alloc(bufmgr, "src", width * height * 4, 4096);
+
+	drm_intel_gem_bo_map_gtt(src_bo);
+
+	data = src_bo->virtual;
+	for (i = 0; i < width * height; i++) {
+		data[i] = seed++;
+	}
+
+	drm_intel_gem_bo_unmap_gtt(src_bo);
+
+	/* Render the junk to the dst. */
+	BEGIN_BATCH(8);
+	OUT_BATCH(XY_SRC_COPY_BLT_CMD |
+		  XY_SRC_COPY_BLT_WRITE_ALPHA |
+		  XY_SRC_COPY_BLT_WRITE_RGB);
+	OUT_BATCH((3 << 24) | /* 32 bits */
+		  (0xcc << 16) | /* copy ROP */
+		  (width * 4) /* dst pitch */);
+	OUT_BATCH(0); /* dst x1,y1 */
+	OUT_BATCH((height << 16) | width); /* dst x2,y2 */
+	OUT_RELOC(dst_bo, I915_GEM_DOMAIN_RENDER, I915_GEM_DOMAIN_RENDER, 0);
+	OUT_BATCH(0); /* src x1,y1 */
+	OUT_BATCH(width * 4); /* src pitch */
+	OUT_RELOC(src_bo, I915_GEM_DOMAIN_RENDER, 0, 0);
+	ADVANCE_BATCH();
+
+	intel_batchbuffer_flush(batch);
+
+	drm_intel_bo_unreference(src_bo);
+}
+
+int main(int argc, char **argv)
+{
+	int fd;
+	int object_size = OBJECT_WIDTH * OBJECT_HEIGHT * 4;
+	double start_time, end_time;
+	drm_intel_bo *dst_bo;
+	drm_intel_bufmgr *bufmgr;
+	struct intel_batchbuffer *batch;
+	int i;
+
+	fd = drm_open_any();
+
+	bufmgr = drm_intel_bufmgr_gem_init(fd, 4096);
+	drm_intel_bufmgr_gem_enable_reuse(bufmgr);
+
+	batch = intel_batchbuffer_alloc(bufmgr);
+
+	dst_bo = drm_intel_bo_alloc(bufmgr, "dst", object_size, 4096);
+
+	/* Prep loop to get us warmed up. */
+	for (i = 0; i < 60; i++) {
+		do_render(bufmgr, batch, dst_bo, OBJECT_WIDTH, OBJECT_HEIGHT);
+	}
+	drm_intel_bo_wait_rendering(dst_bo);
+
+	/* Do the actual timing. */
+	start_time = get_time_in_secs();
+	for (i = 0; i < 200; i++) {
+		do_render(bufmgr, batch, dst_bo, OBJECT_WIDTH, OBJECT_HEIGHT);
+	}
+	drm_intel_bo_wait_rendering(dst_bo);
+	end_time = get_time_in_secs();
+
+	printf("%d iterations in %.03f secs: %.01f MB/sec\n", i,
+	       end_time - start_time,
+	       (double)i * OBJECT_WIDTH * OBJECT_HEIGHT * 4 / 1024.0 / 1024.0 /
+	       (end_time - start_time));
+
+	intel_batchbuffer_free(batch);
+	drm_intel_bufmgr_destroy(bufmgr);
+
+	close(fd);
+
+	return 0;
+}

benchmarks/intel_upload_blit_large_map.c

@@ -0,0 +1,163 @@
+/*
+ * Copyright © 2009 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:
+ *    Eric Anholt <eric@anholt.net>
+ *
+ */
+
+/**
+ * Roughly simulates repeatedly uploading frames of images, by uploading
+ * the data all at once with pwrite, and then blitting it to another buffer.
+ *
+ * You might think of this like a movie player, but that wouldn't be entirely
+ * accurate, since the access patterns of the memory would be different
+ * (generally, smaller source image, upscaled, an thus different memory access
+ * pattern in both texel fetch for the stretching and the destination writes).
+ * However, some things like swfdec would be doing something like this since
+ * they compute their data in host memory and upload the full sw rendered
+ * frame.
+ *
+ * Additionally, those applications should be rendering at the screen refresh
+ * rate, while this test has no limits, and so can get itself into the
+ * working set larger than aperture size performance disaster.
+ *
+ * The current workload we have that does large drm_intel_bo_map()
+ * uploads is texture upload for OpenGL (as it frequently is doing
+ * reformatting as it uploads the user's data, making bo_subdata less
+ * suitable)
+ */
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <assert.h>
+#include <fcntl.h>
+#include <inttypes.h>
+#include <errno.h>
+#include <sys/stat.h>
+#include <sys/time.h>
+#include "drm.h"
+#include "i915_drm.h"
+#include "drmtest.h"
+#include "intel_bufmgr.h"
+#include "intel_batchbuffer.h"
+
+#define OBJECT_WIDTH	1280
+#define OBJECT_HEIGHT	720
+
+static double
+get_time_in_secs(void)
+{
+	struct timeval tv;
+
+	gettimeofday(&tv, NULL);
+
+	return (double)tv.tv_sec + tv.tv_usec / 1000000.0;
+}
+
+static void
+do_render(drm_intel_bufmgr *bufmgr, struct intel_batchbuffer *batch,
+	  drm_intel_bo *dst_bo, int width, int height)
+{
+	uint32_t *data;
+	drm_intel_bo *src_bo;
+	int i;
+	static uint32_t seed = 1;
+
+	src_bo = drm_intel_bo_alloc(bufmgr, "src", width * height * 4, 4096);
+
+	drm_intel_bo_map(src_bo, 1);
+
+	data = src_bo->virtual;
+	for (i = 0; i < width * height; i++) {
+		data[i] = seed++;
+	}
+
+	drm_intel_bo_unmap(src_bo);
+
+	/* Render the junk to the dst. */
+	BEGIN_BATCH(8);
+	OUT_BATCH(XY_SRC_COPY_BLT_CMD |
+		  XY_SRC_COPY_BLT_WRITE_ALPHA |
+		  XY_SRC_COPY_BLT_WRITE_RGB);
+	OUT_BATCH((3 << 24) | /* 32 bits */
+		  (0xcc << 16) | /* copy ROP */
+		  (width * 4) /* dst pitch */);
+	OUT_BATCH(0); /* dst x1,y1 */
+	OUT_BATCH((height << 16) | width); /* dst x2,y2 */
+	OUT_RELOC(dst_bo, I915_GEM_DOMAIN_RENDER, I915_GEM_DOMAIN_RENDER, 0);
+	OUT_BATCH(0); /* src x1,y1 */
+	OUT_BATCH(width * 4); /* src pitch */
+	OUT_RELOC(src_bo, I915_GEM_DOMAIN_RENDER, 0, 0);
+	ADVANCE_BATCH();
+
+	intel_batchbuffer_flush(batch);
+
+	drm_intel_bo_unreference(src_bo);
+}
+
+int main(int argc, char **argv)
+{
+	int fd;
+	int object_size = OBJECT_WIDTH * OBJECT_HEIGHT * 4;
+	double start_time, end_time;
+	drm_intel_bo *dst_bo;
+	drm_intel_bufmgr *bufmgr;
+	struct intel_batchbuffer *batch;
+	int i;
+
+	fd = drm_open_any();
+
+	bufmgr = drm_intel_bufmgr_gem_init(fd, 4096);
+	drm_intel_bufmgr_gem_enable_reuse(bufmgr);
+
+	batch = intel_batchbuffer_alloc(bufmgr);
+
+	dst_bo = drm_intel_bo_alloc(bufmgr, "dst", object_size, 4096);
+
+	/* Prep loop to get us warmed up. */
+	for (i = 0; i < 60; i++) {
+		do_render(bufmgr, batch, dst_bo, OBJECT_WIDTH, OBJECT_HEIGHT);
+	}
+	drm_intel_bo_wait_rendering(dst_bo);
+
+	/* Do the actual timing. */
+	start_time = get_time_in_secs();
+	for (i = 0; i < 200; i++) {
+		do_render(bufmgr, batch, dst_bo, OBJECT_WIDTH, OBJECT_HEIGHT);
+	}
+	drm_intel_bo_wait_rendering(dst_bo);
+	end_time = get_time_in_secs();
+
+	printf("%d iterations in %.03f secs: %.01f MB/sec\n", i,
+	       end_time - start_time,
+	       (double)i * OBJECT_WIDTH * OBJECT_HEIGHT * 4 / 1024.0 / 1024.0 /
+	       (end_time - start_time));
+
+	intel_batchbuffer_free(batch);
+	drm_intel_bufmgr_destroy(bufmgr);
+
+	close(fd);
+
+	return 0;
+}

configure.ac

@@ -46,7 +46,7 @@ DOLT
 AC_PROG_CC
 AM_PROG_CC_C_O
 
-PKG_CHECK_MODULES(DRM, [libdrm_intel >= 2.4.5])
+PKG_CHECK_MODULES(DRM, [libdrm_intel >= 2.4.6])
 PKG_CHECK_MODULES(PCIACCESS, [pciaccess >= 0.10])
 
 dnl Use lots of warning flags with GCC