[i-g-t,4/8] tests/gem_exec_fence: use new common functions
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Message ID 1507847254-3289-5-git-send-email-daniele.ceraolospurio@intel.com
State New
Headers show

Commit Message

Daniele Ceraolo Spurio Oct. 12, 2017, 10:27 p.m. UTC
With intel_measure_ring_size and igt_cork added as common utilities we
can use them instead of the local copy of those utilities

Signed-off-by: Daniele Ceraolo Spurio <daniele.ceraolospurio@intel.com>
Cc: Chris Wilson <chris@chris-wilson.co.uk>
---
 tests/gem_exec_fence.c | 115 +++++--------------------------------------------
 1 file changed, 10 insertions(+), 105 deletions(-)

Patch
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diff --git a/tests/gem_exec_fence.c b/tests/gem_exec_fence.c
index 477386b..c6b747d 100644
--- a/tests/gem_exec_fence.c
+++ b/tests/gem_exec_fence.c
@@ -321,101 +321,6 @@  static void resubmit(int fd, uint32_t handle, unsigned int ring, int count)
 		gem_execbuf(fd, &execbuf);
 }
 
-struct cork {
-	int device;
-	uint32_t handle;
-	uint32_t fence;
-};
-
-static void plug(int fd, struct cork *c)
-{
-	struct vgem_bo bo;
-	int dmabuf;
-
-	c->device = drm_open_driver(DRIVER_VGEM);
-
-	bo.width = bo.height = 1;
-	bo.bpp = 4;
-	vgem_create(c->device, &bo);
-	c->fence = vgem_fence_attach(c->device, &bo, VGEM_FENCE_WRITE);
-
-	dmabuf = prime_handle_to_fd(c->device, bo.handle);
-	c->handle = prime_fd_to_handle(fd, dmabuf);
-	close(dmabuf);
-}
-
-static void unplug(int fd, struct cork *c)
-{
-	vgem_fence_signal(c->device, c->fence);
-	gem_close(fd, c->handle);
-	close(c->device);
-}
-
-static void alarm_handler(int sig)
-{
-}
-
-static int __execbuf(int fd, struct drm_i915_gem_execbuffer2 *execbuf)
-{
-	return ioctl(fd, DRM_IOCTL_I915_GEM_EXECBUFFER2, execbuf);
-}
-
-static unsigned int measure_ring_size(int fd)
-{
-	struct sigaction sa = { .sa_handler = alarm_handler };
-	struct drm_i915_gem_exec_object2 obj[2];
-	struct drm_i915_gem_execbuffer2 execbuf;
-	const uint32_t bbe = MI_BATCH_BUFFER_END;
-	unsigned int count, last;
-	struct itimerval itv;
-	struct cork c;
-
-	memset(obj, 0, sizeof(obj));
-	obj[1].handle = gem_create(fd, 4096);
-	gem_write(fd, obj[1].handle, 0, &bbe, sizeof(bbe));
-
-	memset(&execbuf, 0, sizeof(execbuf));
-	execbuf.buffers_ptr = to_user_pointer(&obj[1]);
-	execbuf.buffer_count = 1;
-	gem_execbuf(fd, &execbuf);
-	gem_sync(fd, obj[1].handle);
-
-	plug(fd, &c);
-	obj[0].handle = c.handle;
-
-	execbuf.buffers_ptr = to_user_pointer(obj);
-	execbuf.buffer_count = 2;
-
-	sigaction(SIGALRM, &sa, NULL);
-	itv.it_interval.tv_sec = 0;
-	itv.it_interval.tv_usec = 100;
-	itv.it_value.tv_sec = 0;
-	itv.it_value.tv_usec = 1000;
-	setitimer(ITIMER_REAL, &itv, NULL);
-
-	last = -1;
-	count = 0;
-	do {
-		if (__execbuf(fd, &execbuf) == 0) {
-			count++;
-			continue;
-		}
-
-		if (last == count)
-			break;
-
-		last = count;
-	} while (1);
-
-	memset(&itv, 0, sizeof(itv));
-	setitimer(ITIMER_REAL, &itv, NULL);
-
-	unplug(fd, &c);
-	gem_close(fd, obj[1].handle);
-
-	return count;
-}
-
 static void test_parallel(int fd, unsigned int master)
 {
 	const int SCRATCH = 0;
@@ -430,15 +335,15 @@  static void test_parallel(int fd, unsigned int master)
 	uint32_t batch[16];
 	igt_spin_t *spin;
 	unsigned engine;
-	struct cork c;
+	igt_cork_t *c;
 	int i, x = 0;
 
-	plug(fd, &c);
+	c = igt_cork_new(fd);
 
 	/* Fill the queue with many requests so that the next one has to
 	 * wait before it can be executed by the hardware.
 	 */
-	spin = igt_spin_batch_new(fd, 0, master, c.handle);
+	spin = igt_spin_batch_new(fd, 0, master, c->handle);
 	resubmit(fd, spin->handle, master, 16);
 
 	/* Now queue the master request and its secondaries */
@@ -559,7 +464,7 @@  static void test_parallel(int fd, unsigned int master)
 	}
 
 	/* Unblock the master */
-	unplug(fd, &c);
+	igt_cork_free(fd, c);
 	igt_spin_batch_end(spin);
 
 	/* Wait for all secondaries to complete. If we used a regular fence
@@ -597,7 +502,7 @@  static void test_long_history(int fd, long ring_size, unsigned flags)
 	unsigned int nengine, n, s;
 	unsigned long limit;
 	int all_fences;
-	struct cork c;
+	igt_cork_t *c;
 
 	limit = -1;
 	if (!gem_uses_full_ppgtt(fd))
@@ -632,8 +537,8 @@  static void test_long_history(int fd, long ring_size, unsigned flags)
 	execbuf.buffers_ptr = to_user_pointer(obj);
 	execbuf.buffer_count = 2;
 
-	plug(fd, &c);
-	obj[0].handle = c.handle;
+	c = igt_cork_new(fd);
+	obj[0].handle = c->handle;
 
 	igt_until_timeout(5) {
 		execbuf.rsvd1 = gem_context_create(fd);
@@ -661,7 +566,7 @@  static void test_long_history(int fd, long ring_size, unsigned flags)
 		if (!--limit)
 			break;
 	}
-	unplug(fd, &c);
+	igt_cork_free(fd, c);
 
 	igt_info("History depth = %d\n", sync_fence_count(all_fences));
 
@@ -1536,7 +1441,7 @@  igt_main
 	}
 
 	igt_subtest("long-history") {
-		long ring_size = measure_ring_size(i915) - 1;
+		long ring_size = intel_measure_ring_size(i915, 0, false) - 1;
 
 		igt_info("Ring size: %ld batches\n", ring_size);
 		igt_require(ring_size);
@@ -1545,7 +1450,7 @@  igt_main
 	}
 
 	igt_subtest("expired-history") {
-		long ring_size = measure_ring_size(i915) - 1;
+		long ring_size = intel_measure_ring_size(i915, 0, false) - 1;
 
 		igt_info("Ring size: %ld batches\n", ring_size);
 		igt_require(ring_size);