[PATCH i-g-t v3 11/11] tests/kms_atomic_transition: add in_fences tests

Robert Foss
2017-01-31T02:00:20Z

From: Gustavo Padovan <gustavo.padovan@collabora.co.uk>

Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
Signed-off-by: Robert Foss <robert.foss@collabora.com>
---
lib/igt_kms.c | 3 +++
tests/kms_atomic_transition.c | 48 ++++++++++++++++++++++++++-----------------
2 files changed, 32 insertions(+), 19 deletions(-)

diff --git a/lib/igt_kms.c b/lib/igt_kms.c
index 523f3f57..bc815363 100644
--- a/lib/igt_kms.c
+++ b/lib/igt_kms.c
@@ -2009,6 +2009,9 @@ igt_atomic_prepare_plane_commit(igt_plane_t *plane, igt_pipe_t *pipe,
if (plane->fence_fd >= 0) {
uint64_t fence_fd = (int64_t) plane->fence_fd;
igt_atomic_populate_plane_req(req, plane, IGT_PLANE_IN_FENCE_FD, fence_fd);
+
+ /* reset fence_fd to prevent it from being set for the next commit */
+ plane->fence_fd = -1;
}

if (plane->fb_changed) {
diff --git a/tests/kms_atomic_transition.c b/tests/kms_atomic_transition.c
index eebb5d66..0876bbb3 100644
--- a/tests/kms_atomic_transition.c
+++ b/tests/kms_atomic_transition.c
@@ -23,7 +23,9 @@

#include "igt.h"
#include "drmtest.h"
+#include "sw_sync.h"
#include <errno.h>
+#include <pthread.h>
#include <stdbool.h>
#include <stdio.h>
#include <string.h>
@@ -362,6 +364,9 @@ run_transition_test(igt_display_t *display, enum pipe pipe, igt_output_t *output
unsigned flags = DRM_MODE_PAGE_FLIP_EVENT;
int ret;

+ if (fencing)
+ prepare_fencing(display, pipe);
+
if (nonblocking)
flags |= DRM_MODE_ATOMIC_NONBLOCK;

@@ -404,18 +409,19 @@ run_transition_test(igt_display_t *display, enum pipe pipe, igt_output_t *output
wm_setup_plane(display, pipe, iter_max - 1, parms);

if (fencing)
- igt_pipe_set_out_fence_ptr(&display->pipes[pipe],
- (int64_t *) &out_fence);
+ igt_pipe_request_out_fence(&display->pipes[pipe]);
+
ret = igt_display_try_commit_atomic(display, DRM_MODE_ATOMIC_TEST_ONLY | DRM_MODE_ATOMIC_ALLOW_MODESET, NULL);

- if (ret != -EINVAL || n_planes < 3)
+ if (ret != -EINVAL || display->pipes[pipe].n_planes < 3)
break;

ret = 0;
for_each_plane_on_pipe(display, pipe, plane) {
i = plane->index;

- if (plane->is_primary || plane->is_cursor)
+ if (plane->type == DRM_PLANE_TYPE_PRIMARY ||
+ plane->type == DRM_PLANE_TYPE_CURSOR)
continue;

if (parms[i].width <= 512)
@@ -436,10 +442,8 @@ run_transition_test(igt_display_t *display, enum pipe pipe, igt_output_t *output

wm_setup_plane(display, pipe, i, parms);

- if (fencing)
- igt_pipe_set_out_fence_ptr(&display->pipes[pipe], &out_fence);
+ atomic_commit(display, pipe, flags, (void *)(unsigned long)i, fencing);

- igt_display_commit_atomic(display, flags, (void *)(unsigned long)i);
drmHandleEvent(display->drm_fd, &drm_events);

if (type == TRANSITION_MODESET_DISABLE) {
@@ -463,19 +467,14 @@ run_transition_test(igt_display_t *display, enum pipe pipe, igt_output_t *output
if (type == TRANSITION_MODESET)
igt_output_override_mode(output, &override_mode);

- if (fencing)
- igt_pipe_set_out_fence_ptr(&display->pipes[pipe], &out_fence);
-
- igt_display_commit_atomic(display, flags, (void *)(unsigned long)j);
+ atomic_commit(display, pipe, flags, (void *)(unsigned long)i, fencing);
drmHandleEvent(display->drm_fd, &drm_events);

wm_setup_plane(display, pipe, i, parms);
if (type == TRANSITION_MODESET)
igt_output_override_mode(output, NULL);

- if (fencing)
- igt_pipe_set_out_fence_ptr(&display->pipes[pipe], &out_fence);
-
+ atomic_commit(display, pipe, flags, (void *)(unsigned long)i, fencing);
igt_display_commit_atomic(display, flags, (void *)(unsigned long)i);
drmHandleEvent(display->drm_fd, &drm_events);
}
@@ -483,6 +482,8 @@ run_transition_test(igt_display_t *display, enum pipe pipe, igt_output_t *output
}

cleanup:
+ unprepare_fencing(display, pipe);
+
igt_output_set_pipe(output, PIPE_NONE);

for_each_plane_on_pipe(display, pipe, plane)
@@ -617,7 +618,7 @@ static void collect_crcs_mask(igt_pipe_crc_t **pipe_crcs, unsigned mask, igt_crc
}
}

-static void run_modeset_tests(igt_display_t *display, int howmany, bool nonblocking)
+static void run_modeset_tests(igt_display_t *display, int howmany, bool nonblocking, bool fencing)
{
struct igt_fb fbs[2];
int i, j;
@@ -664,6 +665,9 @@ static void run_modeset_tests(igt_display_t *display, int howmany, bool nonblock
igt_plane_set_size(plane, mode->hdisplay, mode->vdisplay);
} else
igt_plane_set_fb(plane, NULL);
+
+ if(fencing)
+ igt_pipe_request_out_fence(&display->pipes[i]);
}

/*
@@ -751,7 +755,7 @@ cleanup:

}

-static void run_modeset_transition(igt_display_t *display, int requested_outputs, bool nonblocking)
+static void run_modeset_transition(igt_display_t *display, int requested_outputs, bool nonblocking, bool fencing)
{
igt_output_t *outputs[I915_MAX_PIPES] = {};
int num_outputs = 0;
@@ -779,7 +783,7 @@ static void run_modeset_transition(igt_display_t *display, int requested_outputs
"Should have at least %i outputs, found %i\n",
requested_outputs, num_outputs);

- run_modeset_tests(display, requested_outputs, nonblocking);
+ run_modeset_tests(display, requested_outputs, nonblocking, fencing);
}

igt_main
@@ -838,10 +842,16 @@ igt_main

for (i = 1; i <= I915_MAX_PIPES; i++) {
igt_subtest_f("%ix-modeset-transitions", i)
- run_modeset_transition(&display, i, false);
+ run_modeset_transition(&display, i, false, false);

igt_subtest_f("%ix-modeset-transitions-nonblocking", i)
- run_modeset_transition(&display, i, true);
+ run_modeset_transition(&display, i, true, false);
+
+ igt_subtest_f("%ix-modeset-transitions-fencing", i)
+ run_modeset_transition(&display, i, false, true);
+
+ igt_subtest_f("%ix-modeset-transitions-nonblocking-fencing", i)
+ run_modeset_transition(&display, i, true, true);
}

igt_fixture {