[PATCH i-g-t 4/5] tests/kms_atomic: Add a new test case for FB_DAMAGE_CLIPS plane property

Deepak Rawat
2018-10-16T22:23:40Z

Some simple test cases to use FB_DAMAGE_CLIPS plane property.

Signed-off-by: Deepak Rawat <drawat@vmware.com>
---
lib/igt_kms.c | 1 +
lib/igt_kms.h | 1 +
tests/kms_atomic.c | 260 +++++++++++++++++++++++++++++++++++++++++++++
3 files changed, 262 insertions(+)

diff --git a/lib/igt_kms.c b/lib/igt_kms.c
index 6e499f48..7a3ce2f6 100644
--- a/lib/igt_kms.c
+++ b/lib/igt_kms.c
@@ -177,6 +177,7 @@ const char * const igt_plane_prop_names[IGT_NUM_PLANE_PROPS] = {
[IGT_PLANE_COLOR_RANGE] = "COLOR_RANGE",
[IGT_PLANE_PIXEL_BLEND_MODE] = "pixel blend mode",
[IGT_PLANE_ALPHA] = "alpha",
+ [IGT_PLANE_FB_DAMAGE_CLIPS] = "FB_DAMAGE_CLIPS",
};

const char * const igt_crtc_prop_names[IGT_NUM_CRTC_PROPS] = {
diff --git a/lib/igt_kms.h b/lib/igt_kms.h
index cbfcced9..e1c9a6a5 100644
--- a/lib/igt_kms.h
+++ b/lib/igt_kms.h
@@ -269,6 +269,7 @@ enum igt_atomic_plane_properties {
IGT_PLANE_COLOR_RANGE,
IGT_PLANE_PIXEL_BLEND_MODE,
IGT_PLANE_ALPHA,
+ IGT_PLANE_FB_DAMAGE_CLIPS,
IGT_NUM_PLANE_PROPS
};

diff --git a/tests/kms_atomic.c b/tests/kms_atomic.c
index 3aad2d9a..20dfc978 100644
--- a/tests/kms_atomic.c
+++ b/tests/kms_atomic.c
@@ -56,6 +56,24 @@

IGT_TEST_DESCRIPTION("Test atomic modesetting API");

+/* signed32 drm_mode_rect declared here for use with drm damage for page-flip */
+struct damage_rect {
+ int x1;
+ int y1;
+ int x2;
+ int y2;
+};
+
+static inline int damage_rect_width(struct damage_rect *r)
+{
+ return r->x2 - r->x1;
+}
+
+static inline int damage_rect_height(struct damage_rect *r)
+{
+ return r->y2 - r->y1;
+}
+
enum kms_atomic_check_relax {
ATOMIC_RELAX_NONE = 0,
CRTC_RELAX_MODE = (1 << 0),
@@ -835,6 +853,240 @@ static void atomic_invalid_params(igt_pipe_t *pipe,
do_ioctl_err(display->drm_fd, DRM_IOCTL_MODE_ATOMIC, &ioc, EFAULT);
}

+static void atomic_plane_damage(igt_pipe_t *pipe, igt_plane_t *plane, struct igt_fb *fb)
+{
+ struct damage_rect *damage;
+ struct igt_fb fb_1;
+ struct igt_fb fb_2;
+ cairo_t *cr_1;
+ cairo_t *cr_2;
+
+ damage = malloc(sizeof(*damage) * 2);
+ igt_assert(damage);
+
+ /* Color fb with white rect at center */
+ igt_create_color_fb(pipe->display->drm_fd, fb->width, fb->height,
+ fb->drm_format, I915_TILING_NONE, 0.2, 0.2, 0.2,
+ &fb_1);
+ cr_1 = igt_get_cairo_ctx(pipe->display->drm_fd, &fb_1);
+ igt_paint_color(cr_1, fb->width/4, fb->height/4, fb->width/2,
+ fb->height/2, 1.0, 1.0, 1.0);
+ igt_put_cairo_ctx(pipe->display->drm_fd, &fb_1, cr_1);
+
+ /*
+ * Flip the primary plane to new color fb using atomic API and check the
+ * state.
+ */
+ igt_plane_set_fb(plane, &fb_1);
+ crtc_commit(pipe, plane, COMMIT_ATOMIC, ATOMIC_RELAX_NONE);
+
+ /*
+ * Change the color of top left clip from center and issue plane update
+ * with damage and verify the state.
+ */
+ damage[0].x1 = 0;
+ damage[0].y1 = 0;
+ damage[0].x2 = fb->width/2;
+ damage[0].y2 = fb->height/2;
+
+ cr_1 = igt_get_cairo_ctx(pipe->display->drm_fd, &fb_1);
+ igt_paint_color(cr_1, damage[0].x1, damage[0].y1,
+ damage_rect_width(&damage[0]),
+ damage_rect_height(&damage[0]), 1.0, 0, 0);
+ igt_put_cairo_ctx(pipe->display->drm_fd, &fb_1, cr_1);
+
+ igt_plane_set_fb(plane, &fb_1);
+ igt_plane_replace_prop_blob(plane, IGT_PLANE_FB_DAMAGE_CLIPS, damage,
+ sizeof(*damage));
+ crtc_commit(pipe, plane, COMMIT_ATOMIC, ATOMIC_RELAX_NONE);
+
+ /*
+ * Change the color of top left and bottom right clip from center and
+ * issue plane update with damage and verify the state.
+ */
+ damage[0].x1 = 0;
+ damage[0].y1 = 0;
+ damage[0].x2 = fb->width/2;
+ damage[0].y2 = fb->height/2;
+
+ damage[1].x1 = fb->width/2;
+ damage[1].y1 = fb->height/2;
+ damage[1].x2 = fb->width;
+ damage[1].y2 = fb->height;
+
+ cr_1 = igt_get_cairo_ctx(pipe->display->drm_fd, &fb_1);
+ igt_paint_color(cr_1, damage[0].x1, damage[0].y1,
+ damage_rect_width(&damage[0]),
+ damage_rect_height(&damage[0]), 1.0, 0, 1.0);
+ igt_paint_color(cr_1, damage[1].x1, damage[1].y1,
+ damage_rect_width(&damage[1]),
+ damage_rect_height(&damage[1]), 0, 0, 1.0);
+ igt_put_cairo_ctx(pipe->display->drm_fd, &fb_1, cr_1);
+
+ igt_plane_set_fb(plane, &fb_1);
+ igt_plane_replace_prop_blob(plane, IGT_PLANE_FB_DAMAGE_CLIPS, damage,
+ sizeof(*damage) * 2);
+ crtc_commit(pipe, plane, COMMIT_ATOMIC, ATOMIC_RELAX_NONE);
+
+ /*
+ * Issue a plane update with damage on a seperate fb with damage to
+ * upper right clip from center.
+ */
+ igt_create_color_fb(pipe->display->drm_fd, fb->width, fb->height,
+ fb->drm_format, I915_TILING_NONE, 0.2, 0.2, 0.2,
+ &fb_2);
+
+ damage[0].x1 = fb->width/2;
+ damage[0].y1 = 0;
+ damage[0].x2 = fb->width;
+ damage[0].y2 = fb->height/2;
+
+ cr_2 = igt_get_cairo_ctx(pipe->display->drm_fd, &fb_2);
+ cr_1 = igt_get_cairo_ctx(pipe->display->drm_fd, &fb_1);
+ cairo_set_source_surface(cr_2, fb_1.cairo_surface, 0, 0);
+ cairo_paint(cr_2);
+ igt_paint_color(cr_2, damage[0].x1, damage[0].y1,
+ damage_rect_width(&damage[0]),
+ damage_rect_height(&damage[0]), 0, 1.0, 0);
+ igt_put_cairo_ctx(pipe->display->drm_fd, &fb_1, cr_1);
+ igt_put_cairo_ctx(pipe->display->drm_fd, &fb_2, cr_2);
+ igt_plane_set_fb(plane, &fb_2);
+ igt_plane_replace_prop_blob(plane, IGT_PLANE_FB_DAMAGE_CLIPS, damage,
+ sizeof(*damage));
+ crtc_commit(pipe, plane, COMMIT_ATOMIC, ATOMIC_RELAX_NONE);
+
+ /*
+ * Issue plane update with damage with a clip outside of plane src.
+ * NOTE: This will result in no update on plane as damage is outside, so
+ * will see no change on the screen.
+ */
+ /* Reszie fb_1 to be bigger than plane */
+ igt_remove_fb(pipe->display->drm_fd, &fb_1);
+ igt_create_color_fb(pipe->display->drm_fd, fb->width * 2, fb->height,
+ fb->drm_format, I915_TILING_NONE, 0.2, 0.2, 0.2,
+ &fb_1);
+
+ damage[0].x1 = fb->width;
+ damage[0].y1 = 0;
+ damage[0].x2 = fb->width + fb->width/2;
+ damage[0].y2 = fb->height/2;
+
+ cr_1 = igt_get_cairo_ctx(pipe->display->drm_fd, &fb_1);
+ cr_2 = igt_get_cairo_ctx(pipe->display->drm_fd, &fb_2);
+ cairo_set_source_surface(cr_1, fb_2.cairo_surface, 0, 0);
+ cairo_paint(cr_1);
+ igt_paint_color(cr_1, damage[0].x1, damage[0].y1,
+ damage_rect_width(&damage[0]),
+ damage_rect_height(&damage[0]), 0, 1.0, 0);
+ igt_put_cairo_ctx(pipe->display->drm_fd, &fb_2, cr_2);
+ igt_put_cairo_ctx(pipe->display->drm_fd, &fb_1, cr_1);
+ igt_plane_set_fb(plane, &fb_1);
+ igt_plane_set_size(plane, fb->width, fb->height);
+ igt_fb_set_position(&fb_1, plane, 0, 0);
+ igt_fb_set_size(&fb_1, plane, fb->width, fb->height);
+ igt_plane_replace_prop_blob(plane, IGT_PLANE_FB_DAMAGE_CLIPS, damage,
+ sizeof(*damage));
+ crtc_commit(pipe, plane, COMMIT_ATOMIC, ATOMIC_RELAX_NONE);
+
+ /*
+ * Issue a plane update with damage with a clip that overlap with plane
+ * src (Top right from center extending outside src in below case).
+ * NOTE: Here drm core should take care of intersecting the clip to
+ * plane src.
+ */
+ damage[0].x1 = fb->width/2;
+ damage[0].y1 = 0;
+ damage[0].x2 = fb->width/2 + fb->width;
+ damage[0].y2 = fb->height/2;
+
+ cr_1 = igt_get_cairo_ctx(pipe->display->drm_fd, &fb_1);
+ igt_paint_color(cr_1, damage[0].x1, damage[0].y1,
+ damage_rect_width(&damage[0]),
+ damage_rect_height(&damage[0]), 1.0, 1.0, 0);
+ igt_put_cairo_ctx(pipe->display->drm_fd, &fb_1, cr_1);
+ igt_plane_set_fb(plane, &fb_1);
+ igt_plane_set_size(plane, fb->width, fb->height);
+ igt_fb_set_position(&fb_1, plane, 0, 0);
+ igt_fb_set_size(&fb_1, plane, fb->width, fb->height);
+ igt_plane_replace_prop_blob(plane, IGT_PLANE_FB_DAMAGE_CLIPS, damage,
+ sizeof(*damage));
+ crtc_commit(pipe, plane, COMMIT_ATOMIC, ATOMIC_RELAX_NONE);
+
+ /*
+ * Issue a plane update with damage with two clips one inside plane src
+ * and one outside
+ * NOTE: This will result in plane update with clip inside plane src.
+ */
+ damage[0].x1 = 0;
+ damage[0].y1 = fb->height/2;
+ damage[0].x2 = fb->width/2;
+ damage[0].y2 = fb->height;
+
+ damage[1].x1 = fb->width + fb->width/2;
+ damage[1].y1 = fb->height/2;
+ damage[1].x2 = fb->width * 2;
+ damage[1].y2 = fb->height;
+
+ cr_1 = igt_get_cairo_ctx(pipe->display->drm_fd, &fb_1);
+ igt_paint_color(cr_1, damage[0].x1, damage[0].y1,
+ damage_rect_width(&damage[0]),
+ damage_rect_height(&damage[0]), 0, 1.0, 1.0);
+ igt_paint_color(cr_1, damage[1].x1, damage[1].y1,
+ damage_rect_width(&damage[1]),
+ damage_rect_height(&damage[1]), 0, 1.0, 0);
+ igt_put_cairo_ctx(pipe->display->drm_fd, &fb_1, cr_1);
+ igt_plane_set_fb(plane, &fb_1);
+ igt_plane_set_size(plane, fb->width, fb->height);
+ igt_fb_set_position(&fb_1, plane, 0, 0);
+ igt_fb_set_size(&fb_1, plane, fb->width, fb->height);
+ igt_plane_replace_prop_blob(plane, IGT_PLANE_FB_DAMAGE_CLIPS, damage,
+ sizeof(*damage) * 2);
+ crtc_commit(pipe, plane, COMMIT_ATOMIC, ATOMIC_RELAX_NONE);
+
+ /*
+ * Issue a plane update with overlapping damage clips. White rect in
+ * center overlap partially with top left red rect.
+ * NOTE: Drm core does not error for overlapping damage clips so if any
+ * driver does not support overlapping should have their own
+ * validations.
+ */
+ damage[0].x1 = 0;
+ damage[0].y1 = 0;
+ damage[0].x2 = fb->width/2;
+ damage[0].y2 = fb->height/2;
+
+ damage[1].x1 = fb->width/4;
+ damage[1].y1 = fb->height/4;
+ damage[1].x2 = fb->width/4 + fb->width/2;
+ damage[1].y2 = fb->height/4 + fb->height/2;
+
+ cr_1 = igt_get_cairo_ctx(pipe->display->drm_fd, &fb_1);
+ igt_paint_color(cr_1, damage[0].x1, damage[0].y1,
+ damage_rect_width(&damage[0]),
+ damage_rect_height(&damage[0]), 1.0, 0, 0);
+ igt_paint_color(cr_1, damage[1].x1, damage[1].y1,
+ damage_rect_width(&damage[1]),
+ damage_rect_height(&damage[1]), 1.0, 1.0, 1.0);
+ igt_put_cairo_ctx(pipe->display->drm_fd, &fb_1, cr_1);
+ igt_plane_set_fb(plane, &fb_1);
+ igt_plane_set_size(plane, fb->width, fb->height);
+ igt_fb_set_position(&fb_1, plane, 0, 0);
+ igt_fb_set_size(&fb_1, plane, fb->width, fb->height);
+ igt_plane_replace_prop_blob(plane, IGT_PLANE_FB_DAMAGE_CLIPS, damage,
+ sizeof(*damage) * 2);
+ crtc_commit(pipe, plane, COMMIT_ATOMIC, ATOMIC_RELAX_NONE);
+
+ /* Restore the primary plane */
+ igt_plane_set_fb(plane, fb);
+ plane_commit(plane, COMMIT_ATOMIC, ATOMIC_RELAX_NONE);
+
+ /* Remove the fb created for this test */
+ igt_remove_fb(pipe->display->drm_fd, &fb_1);
+ igt_remove_fb(pipe->display->drm_fd, &fb_2);
+
+ free(damage);
+}
+
static void atomic_setup(igt_display_t *display, enum pipe pipe, igt_output_t *output, igt_plane_t *primary, struct igt_fb *fb)
{
igt_output_set_pipe(output, pipe);
@@ -950,6 +1202,14 @@ igt_main
atomic_invalid_params(pipe_obj, primary, output, &fb);
}

+ igt_subtest("atomic_plane_damage") {
+ igt_require(igt_plane_has_prop(primary, IGT_PLANE_FB_DAMAGE_CLIPS));
+
+ atomic_setup(&display, pipe, output, primary, &fb);
+
+ atomic_plane_damage(pipe_obj, primary, &fb);
+ }
+
igt_fixture {
atomic_clear(&display, pipe, primary, output);
igt_remove_fb(display.drm_fd, &fb);