tests: split up gem_storedw_loop into ring specific variations

Also start to shortly explain testcases with an easily-greppable
header like this:

/*
 * Testcase:
 *
 * [Possible further explanation.]
 *
 */

Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

1 files changed, 0 insertions, 136 deletions

diff --git a/tests/gem_storedw_loop.c b/tests/gem_storedw_loop.c
deleted file mode 100644
index 4d4f387d..00000000
--- a/tests/gem_storedw_loop.c
+++ /dev/null
@@ -1,136 +0,0 @@
-/*
- * 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>
- *    Jesse Barnes <jbarnes@virtuousgeek.org> (based on gem_bad_blit.c)
- *
- */
-
-#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"
-#include "intel_gpu_tools.h"
-
-static drm_intel_bufmgr *bufmgr;
-struct intel_batchbuffer *batch;
-static drm_intel_bo *target_buffer;
-
-static void
-store_dword_loop(void)
-{
-	int cmd, i, val = 0;
-	uint32_t *buf;
-
-	cmd = MI_STORE_DWORD_IMM | MI_MEM_VIRTUAL;
-
-	for (i = 0; i < 0x100000; i++) {
-		BEGIN_BATCH(4);
-		OUT_BATCH(cmd);
-		OUT_BATCH(0); /* reserved */
-		OUT_RELOC(target_buffer, I915_GEM_DOMAIN_RENDER,
-			  I915_GEM_DOMAIN_RENDER, 0);
-		OUT_BATCH(val);
-		ADVANCE_BATCH();
-
-		intel_batchbuffer_flush(batch);
-
-		drm_intel_bo_map(target_buffer, 0);
-
-		buf = target_buffer->virtual;
-		if (buf[0] != val)
-			fprintf(stderr,
-				"value mismatch: cur 0x%08x, stored 0x%08x\n",
-				buf[0], val);
-
-		drm_intel_bo_unmap(target_buffer);
-
-		val++;
-	}
-
-	drm_intel_bo_map(target_buffer, 0);
-	buf = target_buffer->virtual;
-	printf("current value: 0x%08x\n", buf[0]);
-	drm_intel_bo_unmap(target_buffer);
-}
-
-int main(int argc, char **argv)
-{
-	int fd;
-	int devid;
-
-	if (argc != 1) {
-		fprintf(stderr, "usage: %s\n", argv[0]);
-		exit(-1);
-	}
-
-	fd = drm_open_any();
-	devid = intel_get_drm_devid(fd);
-
-	if (IS_GEN2(devid) || IS_GEN3(devid) || IS_GEN4(devid) || IS_GEN5(devid)) {
-
-		fprintf(stderr, "MI_STORE_DATA can only use GTT address on gen4+/g33 and "
-			"needs snoopable mem on pre-gen6\n");
-		goto out;
-	}
-
-	bufmgr = drm_intel_bufmgr_gem_init(fd, 4096);
-	if (!bufmgr) {
-		fprintf(stderr, "failed to init libdrm\n");
-		exit(-1);
-	}
-	drm_intel_bufmgr_gem_enable_reuse(bufmgr);
-
-	batch = intel_batchbuffer_alloc(bufmgr, devid);
-	if (!batch) {
-		fprintf(stderr, "failed to create batch buffer\n");
-		exit(-1);
-	}
-
-	target_buffer = drm_intel_bo_alloc(bufmgr, "target bo", 4096, 4096);
-	if (!target_buffer) {
-		fprintf(stderr, "failed to alloc target buffer\n");
-		exit(-1);
-	}
-
-	store_dword_loop();
-
-	drm_intel_bo_unreference(target_buffer);
-	intel_batchbuffer_free(batch);
-	drm_intel_bufmgr_destroy(bufmgr);
-
-out:
-	close(fd);
-
-	return 0;
-}