tests: Stop looking at plane private members

Most of these tests have no reason to look at those members,
so try other ways of getting the information.

Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Reviewed-by: Mika Kahola <mika.kahola@intel.com>

10 files changed, 93 insertions, 103 deletions

diff --git a/lib/igt_kms.h b/lib/igt_kms.h
index 3d1061fa..62197dcf 100644
--- a/lib/igt_kms.h
+++ b/lib/igt_kms.h
@@ -556,6 +556,27 @@ static inline bool igt_output_is_connected(igt_output_t *output)
 	igt_assert_lt(0, drmModeAtomicAddProperty(req, output->config.connector->connector_id,\
 						  output->config.atomic_props_connector[prop], value))
 
+/*
+ * igt_pipe_refresh:
+ * @display: a pointer to an #igt_display_t structure
+ * @pipe: Pipe to refresh
+ * @force: Should be set to true if mode_blob is no longer considered
+ * to be valid, for example after doing an atomic commit during fork or closing display fd.
+ *
+ * Requests the pipe to be part of the state on next update.
+ * This is useful when state may have been out of sync after
+ * a fork, or we just want to be sure the pipe is included
+ * in the next commit.
+ */
+static inline void
+igt_pipe_refresh(igt_display_t *display, enum pipe pipe, bool force)
+{
+	if (force)
+		display->pipes[pipe].mode_blob = 0;
+
+	display->pipes[pipe].mode_changed = true;
+}
+
 void igt_enable_connectors(void);
 void igt_reset_connectors(void);
 
diff --git a/tests/kms_atomic_transition.c b/tests/kms_atomic_transition.c
index e22763bd..48823a09 100644
--- a/tests/kms_atomic_transition.c
+++ b/tests/kms_atomic_transition.c
@@ -46,6 +46,11 @@ struct plane_parms {
 
 #define hweight32 __builtin_popcount
 
+/* globals for fence support */
+int *timeline;
+pthread_t *thread;
+int *seqno;
+
 static void
 run_primary_test(igt_display_t *display, enum pipe pipe, igt_output_t *output)
 {
@@ -89,9 +94,34 @@ run_primary_test(igt_display_t *display, enum pipe pipe, igt_output_t *output)
 	igt_remove_fb(display->drm_fd, &fb);
 }
 
+static void *fence_inc_thread(void *arg)
+{
+	int t = *((int *) arg);
+
+	pthread_detach(pthread_self());
+
+	usleep(5000);
+	sw_sync_timeline_inc(t, 1);
+	return NULL;
+}
+
+static void configure_fencing(igt_plane_t *plane)
+{
+	int i, fd, ret;
+
+	i = plane->index;
+
+	seqno[i]++;
+	fd = sw_sync_timeline_create_fence(timeline[i], seqno[i]);
+	igt_plane_set_fence_fd(plane, fd);
+	close(fd);
+	ret = pthread_create(&thread[i], NULL, fence_inc_thread, &timeline[i]);
+	igt_assert_eq(ret, 0);
+}
+
 static void
 wm_setup_plane(igt_display_t *display, enum pipe pipe,
-	       uint32_t mask, struct plane_parms *parms)
+	       uint32_t mask, struct plane_parms *parms, bool fencing)
 {
 	igt_plane_t *plane;
 
@@ -108,6 +138,9 @@ wm_setup_plane(igt_display_t *display, enum pipe pipe,
 			continue;
 		}
 
+		if (fencing)
+			configure_fencing(plane);
+
 		igt_plane_set_fb(plane, parms[i].fb);
 		igt_fb_set_size(parms[i].fb, plane, parms[i].width, parms[i].height);
 		igt_plane_set_size(plane, parms[i].width, parms[i].height);
@@ -136,7 +169,7 @@ static bool skip_on_unsupported_nonblocking_modeset(igt_display_t *display)
 
 	/* Force the next state to update all crtc's, to synchronize with the nonblocking modeset. */
 	for_each_pipe(display, pipe)
-		display->pipes[pipe].mode_changed = true;
+		igt_pipe_refresh(display, pipe, false);
 
 	return false;
 }
@@ -183,6 +216,7 @@ static void set_sprite_wh(igt_display_t *display, enum pipe pipe,
 
 static void setup_parms(igt_display_t *display, enum pipe pipe,
 			const drmModeModeInfo *mode,
+			struct igt_fb *primary_fb,
 			struct igt_fb *argb_fb,
 			struct igt_fb *sprite_fb,
 			struct plane_parms *parms)
@@ -205,7 +239,7 @@ static void setup_parms(igt_display_t *display, enum pipe pipe,
 		int i = plane->index;
 
 		if (plane->type == DRM_PLANE_TYPE_PRIMARY) {
-			parms[i].fb = plane->fb;
+			parms[i].fb = primary_fb;
 			parms[i].width = mode->hdisplay;
 			parms[i].height = mode->vdisplay;
 		} else if (plane->type == DRM_PLANE_TYPE_CURSOR) {
@@ -242,7 +276,7 @@ retry:
 		set_sprite_wh(display, pipe, parms, sprite_fb,
 			      alpha, sprite_width, sprite_height);
 
-		wm_setup_plane(display, pipe, (1 << n_planes) - 1, parms);
+		wm_setup_plane(display, pipe, (1 << n_planes) - 1, parms, false);
 		ret = igt_display_try_commit_atomic(display, DRM_MODE_ATOMIC_TEST_ONLY | DRM_MODE_ATOMIC_ALLOW_MODESET, NULL);
 
 		if (ret == -EINVAL) {
@@ -300,10 +334,6 @@ retry:
 		 sprite_width, sprite_height, alpha);
 }
 
-int *timeline;
-pthread_t *thread;
-int *seqno;
-
 static void prepare_fencing(igt_display_t *display, enum pipe pipe)
 {
 	igt_plane_t *plane;
@@ -335,44 +365,10 @@ static void unprepare_fencing(igt_display_t *display, enum pipe pipe)
 	free(seqno);
 }
 
-static void *fence_inc_thread(void *arg)
-{
-	int t = *((int *) arg);
-
-	pthread_detach(pthread_self());
-
-	usleep(5000);
-	sw_sync_timeline_inc(t, 1);
-	return NULL;
-}
-
-static void configure_fencing(igt_display_t *display, enum pipe pipe)
-{
-	igt_plane_t *plane;
-	int i, fd, ret;
-
-	for_each_plane_on_pipe(display, pipe, plane) {
-
-		if (!plane->fb)
-			continue;
-
-		i = plane->index;
-
-		seqno[i]++;
-		fd = sw_sync_timeline_create_fence(timeline[i], seqno[i]);
-		igt_plane_set_fence_fd(plane, fd);
-		close(fd);
-		ret = pthread_create(&thread[i], NULL, fence_inc_thread, &timeline[i]);
-		igt_assert_eq(ret, 0);
-	}
-}
-
 static void atomic_commit(igt_display_t *display, enum pipe pipe, unsigned int flags, void *data, bool fencing)
 {
-	if (fencing) {
-		configure_fencing(display, pipe);
+	if (fencing)
 		igt_pipe_request_out_fence(&display->pipes[pipe]);
-	}
 
 	igt_display_commit_atomic(display, flags, data);
 }
@@ -445,7 +441,7 @@ run_transition_test(igt_display_t *display, enum pipe pipe, igt_output_t *output
 
 	igt_output_set_pipe(output, pipe);
 
-	wm_setup_plane(display, pipe, 0, NULL);
+	wm_setup_plane(display, pipe, 0, NULL, false);
 
 	if (flags & DRM_MODE_ATOMIC_ALLOW_MODESET) {
 		skip_test = nonblocking && skip_on_unsupported_nonblocking_modeset(display);
@@ -461,7 +457,7 @@ run_transition_test(igt_display_t *display, enum pipe pipe, igt_output_t *output
 
 	igt_display_commit2(display, COMMIT_ATOMIC);
 
-	setup_parms(display, pipe, mode, &argb_fb, &sprite_fb, parms);
+	setup_parms(display, pipe, mode, &fb, &argb_fb, &sprite_fb, parms);
 
 	/*
 	 * In some configurations the tests may not run to completion with all
@@ -469,7 +465,7 @@ run_transition_test(igt_display_t *display, enum pipe pipe, igt_output_t *output
 	 * planes to fix this
 	 */
 	while (1) {
-		wm_setup_plane(display, pipe, iter_max - 1, parms);
+		wm_setup_plane(display, pipe, iter_max - 1, parms, false);
 
 		if (fencing)
 			igt_pipe_request_out_fence(pipe_obj);
@@ -504,7 +500,7 @@ run_transition_test(igt_display_t *display, enum pipe pipe, igt_output_t *output
 	if (type == TRANSITION_AFTER_FREE) {
 		int fence_fd = -1;
 
-		wm_setup_plane(display, pipe, 0, parms);
+		wm_setup_plane(display, pipe, 0, parms, fencing);
 
 		atomic_commit(display, pipe, flags, (void *)(unsigned long)0, fencing);
 		if (fencing) {
@@ -512,8 +508,9 @@ run_transition_test(igt_display_t *display, enum pipe pipe, igt_output_t *output
 			pipe_obj->out_fence_fd = -1;
 		}
 
+		/* force planes to be part of commit */
 		for_each_plane_on_pipe(display, pipe, plane)
-			plane->fb_changed = true;
+			igt_plane_set_position(plane, 0, 0);
 
 		igt_display_commit2(display, COMMIT_ATOMIC);
 
@@ -530,7 +527,7 @@ run_transition_test(igt_display_t *display, enum pipe pipe, igt_output_t *output
 	for (i = 0; i < iter_max; i++) {
 		igt_output_set_pipe(output, pipe);
 
-		wm_setup_plane(display, pipe, i, parms);
+		wm_setup_plane(display, pipe, i, parms, fencing);
 
 		atomic_commit(display, pipe, flags, (void *)(unsigned long)i, fencing);
 		wait_for_transition(display, pipe, nonblocking, fencing);
@@ -538,7 +535,7 @@ run_transition_test(igt_display_t *display, enum pipe pipe, igt_output_t *output
 		if (type == TRANSITION_MODESET_DISABLE) {
 			igt_output_set_pipe(output, PIPE_NONE);
 
-			wm_setup_plane(display, pipe, 0, parms);
+			wm_setup_plane(display, pipe, 0, parms, fencing);
 
 			atomic_commit(display, pipe, flags, (void *) 0UL, fencing);
 			wait_for_transition(display, pipe, nonblocking, fencing);
@@ -547,7 +544,7 @@ run_transition_test(igt_display_t *display, enum pipe pipe, igt_output_t *output
 
 			/* i -> i+1 will be done when i increases, can be skipped here */
 			for (j = iter_max - 1; j > i + 1; j--) {
-				wm_setup_plane(display, pipe, j, parms);
+				wm_setup_plane(display, pipe, j, parms, fencing);
 
 				if (type == TRANSITION_MODESET)
 					igt_output_override_mode(output, &override_mode);
@@ -555,7 +552,7 @@ run_transition_test(igt_display_t *display, enum pipe pipe, igt_output_t *output
 				atomic_commit(display, pipe, flags, (void *)(unsigned long) j, fencing);
 				wait_for_transition(display, pipe, nonblocking, fencing);
 
-				wm_setup_plane(display, pipe, i, parms);
+				wm_setup_plane(display, pipe, i, parms, fencing);
 				if (type == TRANSITION_MODESET)
 					igt_output_override_mode(output, NULL);
 
@@ -666,15 +663,19 @@ static unsigned set_combinations(igt_display_t *display, unsigned mask, struct i
 	return event_mask;
 }
 
-static void refresh_primaries(igt_display_t *display)
+static void refresh_primaries(igt_display_t *display, int mask)
 {
 	enum pipe pipe;
 	igt_plane_t *plane;
 
-	for_each_pipe(display, pipe)
+	for_each_pipe(display, pipe) {
+		if (!((1 << pipe) & mask))
+			continue;
+
 		for_each_plane_on_pipe(display, pipe, plane)
-			if (plane->type == DRM_PLANE_TYPE_PRIMARY && plane->fb)
-				plane->fb_changed = true;
+			if (plane->type == DRM_PLANE_TYPE_PRIMARY)
+				igt_plane_set_position(plane, 0, 0);
+	}
 }
 
 static void collect_crcs_mask(igt_pipe_crc_t **pipe_crcs, unsigned mask, igt_crc_t *crcs)
@@ -783,7 +784,7 @@ static void run_modeset_tests(igt_display_t *display, int howmany, bool nonblock
 
 			collect_crcs_mask(pipe_crcs, j, crcs[1]);
 
-			refresh_primaries(display);
+			refresh_primaries(display, j);
 			commit_display(display, j, nonblocking);
 			collect_crcs_mask(pipe_crcs, j, crcs[2]);
 
@@ -794,7 +795,7 @@ static void run_modeset_tests(igt_display_t *display, int howmany, bool nonblock
 			commit_display(display, event_mask, nonblocking);
 			collect_crcs_mask(pipe_crcs, i, crcs[3]);
 
-			refresh_primaries(display);
+			refresh_primaries(display, i);
 			commit_display(display, i, nonblocking);
 			collect_crcs_mask(pipe_crcs, i, crcs[4]);
 
diff --git a/tests/kms_busy.c b/tests/kms_busy.c
index 7e31c2c8..f430beaf 100644
--- a/tests/kms_busy.c
+++ b/tests/kms_busy.c
@@ -146,7 +146,10 @@ static void flip_to_fb(igt_display_t *dpy, int pipe,
 
 	if (modeset) {
 		igt_set_module_param_int("enable_hangcheck", 1);
-		dpy->pipes[pipe].mode_blob = 0;
+
+		/* Clear old mode blob. */
+		igt_pipe_refresh(dpy, pipe, true);
+
 		igt_output_set_pipe(output, pipe);
 		igt_display_commit2(dpy, COMMIT_ATOMIC);
 	}
diff --git a/tests/kms_concurrent.c b/tests/kms_concurrent.c
index 5d1e0bc5..7f44c596 100644
--- a/tests/kms_concurrent.c
+++ b/tests/kms_concurrent.c
@@ -91,7 +91,7 @@ static void test_fini(data_t *data, enum pipe pipe, int n_planes,
 {
 	int i;
 
-	data->display.pipes[pipe].mode_blob = 0;
+	igt_pipe_refresh(&data->display, pipe, true);
 
 	for (i = 0; i < n_planes; i++) {
 		igt_plane_t *plane = data->plane[i];
@@ -292,7 +292,7 @@ test_resolution_with_output(data_t *data, enum pipe pipe, igt_output_t *output)
 
 	i = 0;
 	while (i < iterations || loop_forever) {
-		data->display.pipes[pipe].mode_blob = 0;
+		igt_pipe_refresh(&data->display, pipe, true);
 
 		mode_hi = igt_output_get_mode(output);
 		mode_lo = get_lowres_mode(data, mode_hi, output);
diff --git a/tests/kms_cursor_legacy.c b/tests/kms_cursor_legacy.c
index ba7c3f51..65a001a9 100644
--- a/tests/kms_cursor_legacy.c
+++ b/tests/kms_cursor_legacy.c
@@ -784,7 +784,7 @@ static bool skip_on_unsupported_nonblocking_modeset(igt_display_t *display)
 
 	/* Force the next state to update all crtc's, to synchronize with the nonblocking modeset. */
 	for_each_pipe(display, pipe)
-		display->pipes[pipe].mode_changed = true;
+		igt_pipe_refresh(display, pipe, false);
 
 	return false;
 }
@@ -971,8 +971,8 @@ static void two_screens_flip_vs_cursor(igt_display_t *display, int nloops, bool
 
 		if (modeset) {
 			/* wait for pending modeset and page flip to complete, to prevent -EBUSY */
-			display->pipes[pipe].mode_changed = true;
-			display->pipes[pipe2].mode_changed = true;
+			igt_pipe_refresh(display, pipe, false);
+			igt_pipe_refresh(display, pipe2, false);
 			igt_display_commit2(display, COMMIT_ATOMIC);
 		}
 	}
diff --git a/tests/kms_fbc_crc.c b/tests/kms_fbc_crc.c
index 08abb8b4..06234566 100644
--- a/tests/kms_fbc_crc.c
+++ b/tests/kms_fbc_crc.c
@@ -461,8 +461,7 @@ static void reset_display(data_t *data)
         igt_pipe_t *pipe = &display->pipes[pipe_id];
 		igt_plane_t *plane = igt_pipe_get_plane_type(pipe, DRM_PLANE_TYPE_PRIMARY);
 
-		if (plane->fb)
-			igt_plane_set_fb(plane, NULL);
+		igt_plane_set_fb(plane, NULL);
 	}
 
 	for_each_connected_output(display, data->output)
diff --git a/tests/kms_panel_fitting.c b/tests/kms_panel_fitting.c
index 5266862a..85a231e6 100644
--- a/tests/kms_panel_fitting.c
+++ b/tests/kms_panel_fitting.c
@@ -84,19 +84,7 @@ static void prepare_crtc(data_t *data, igt_output_t *output, enum pipe pipe,
 	}
 
 	igt_plane_set_fb(plane, &data->fb1);
-	if (s == COMMIT_LEGACY) {
-		int ret;
-		ret = drmModeSetCrtc(data->drm_fd,
-				plane->pipe->crtc_id,
-				data->fb_id1,
-				plane->src_x, plane->src_y,
-				&output->id,
-				1,
-				mode);
-		igt_assert_eq(ret, 0);
-	} else {
-		igt_display_commit2(display, s);
-	}
+	igt_display_commit2(display, s);
 }
 
 static void cleanup_crtc(data_t *data, igt_output_t *output, igt_plane_t *plane)
diff --git a/tests/kms_plane_scaling.c b/tests/kms_plane_scaling.c
index 1457894a..5ed69f35 100644
--- a/tests/kms_plane_scaling.c
+++ b/tests/kms_plane_scaling.c
@@ -93,19 +93,7 @@ static void prepare_crtc(data_t *data, igt_output_t *output, enum pipe pipe,
 	}
 
 	igt_plane_set_fb(plane, &data->fb1);
-	if (s == COMMIT_LEGACY) {
-		int ret;
-		ret = drmModeSetCrtc(data->drm_fd,
-				plane->pipe->crtc_id,
-				data->fb_id1,
-				plane->src_x, plane->src_y,
-				&output->id,
-				1,
-				mode);
-		igt_assert_eq(ret, 0);
-	} else {
-		igt_display_commit2(display, s);
-	}
+	igt_display_commit2(display, s);
 }
 
 static void cleanup_crtc(data_t *data, igt_output_t *output, igt_plane_t *plane)
diff --git a/tests/kms_rmfb.c b/tests/kms_rmfb.c
index 9f1f564e..c97adcee 100644
--- a/tests/kms_rmfb.c
+++ b/tests/kms_rmfb.c
@@ -102,7 +102,7 @@ test_rmfb(struct rmfb_data *data, igt_output_t *output, enum pipe pipe, bool reo
 		drmSetClientCap(data->drm_fd, DRM_CLIENT_CAP_UNIVERSAL_PLANES, 1);
 		drmSetClientCap(data->drm_fd, DRM_CLIENT_CAP_ATOMIC, 1);
 
-		data->display.pipes[pipe].mode_blob = 0;
+		igt_pipe_refresh(&data->display, pipe, true);
 	} else {
 		igt_remove_fb(data->drm_fd, &fb);
 		igt_remove_fb(data->drm_fd, &argb_fb);
diff --git a/tests/kms_rotation_crc.c b/tests/kms_rotation_crc.c
index 69301252..5aec8fa3 100644
--- a/tests/kms_rotation_crc.c
+++ b/tests/kms_rotation_crc.c
@@ -476,12 +476,6 @@ static void test_plane_rotation_ytiled_obj(data_t *data,
 	igt_plane_set_fb(plane, &data->fb);
 	igt_plane_set_size(plane, h, w);
 
-	if (commit < COMMIT_ATOMIC)
-		drmModeObjectSetProperty(fd, plane->drm_plane->plane_id,
-					DRM_MODE_OBJECT_PLANE,
-					plane->rotation_property,
-					plane->rotation);
-
 	ret = igt_display_try_commit2(display, commit);
 
 	igt_output_set_pipe(output, PIPE_NONE);
@@ -573,10 +567,6 @@ static void test_plane_rotation_exhaust_fences(data_t *data,
 		igt_plane_set_rotation(plane, IGT_ROTATION_90);
 		igt_plane_set_size(plane, h, w);
 
-		drmModeObjectSetProperty(fd, plane->drm_plane->plane_id,
-					 DRM_MODE_OBJECT_PLANE,
-					 plane->rotation_property,
-					 plane->rotation);
 		igt_display_commit2(display, commit);
 		if (ret) {
 			igt_warn("failed to commit hardware rotated fb: %i\n", ret);