[igt-dev] [PATCH i-g-t v4 3/3] tests/kms_atomic: Add a new test case for FB_DAMAGE_CLIPS plane property

B, Jeevan jeevan.b at intel.com
Wed Dec 1 18:33:50 UTC 2021


>-----Original Message-----
>From: B, Jeevan <jeevan.b at intel.com>
>Sent: Friday, November 26, 2021 3:17 AM
>To: igt-dev at lists.freedesktop.org
>Cc: Hogander, Jouni <jouni.hogander at intel.com>; Latvala, Petri
><petri.latvala at intel.com>; Deepak Rawat <drawat at vmware.com>; B, Jeevan
><jeevan.b at intel.com>
>Subject: [PATCH i-g-t v4 3/3] tests/kms_atomic: Add a new test case for
>FB_DAMAGE_CLIPS plane property
>
>From: Deepak Rawat <drawat at vmware.com>
>
>Some simple test cases to use FB_DAMAGE_CLIPS plane property.
>Issue a plane update with damage with a clips on different scenarios and verify
>the state.
>
>v2: use drm_mode_rect instead of local struct and array instead of malloc.
>
>Signed-off-by: Deepak Rawat <drawat at vmware.com>
>Signed-off-by: Jeevan B <jeevan.b at intel.com>

Hi Jouni, 

Regarding the function split. I tried to split the repeated code but as we are using different cairo surface and framebuffer 
on each different time. Its complex and would be confusing if we split, so please let me know if its ok to keep the code same. 

Thanks 
Jeevan B 

>---
> tests/kms_atomic.c | 219
>+++++++++++++++++++++++++++++++++++++++++++++
> 1 file changed, 219 insertions(+)
>
>diff --git a/tests/kms_atomic.c b/tests/kms_atomic.c index 5295c8f5..253829f2
>100644
>--- a/tests/kms_atomic.c
>+++ b/tests/kms_atomic.c
>@@ -62,6 +62,17 @@ enum kms_atomic_check_relax {
> 	PLANE_RELAX_FB = (1 << 1)
> };
>
>+static inline int damage_rect_width(struct drm_mode_rect *r) {
>+	return r->x2 - r->x1;
>+}
>+
>+static inline int damage_rect_height(struct drm_mode_rect *r) {
>+	return r->y2 - r->y1;
>+}
>+
>+
> static bool plane_filter(enum igt_atomic_plane_properties prop)  {
> 	if ((1 << prop) & IGT_PLANE_COORD_CHANGED_MASK) @@ -1053,6
>+1064,205 @@ 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 drm_mode_rect damage[2];
>+	struct igt_fb fb_1, fb_2;
>+	cairo_t *cr_1, *cr_2;
>+
>+	/* 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(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(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.
>+	 */
>+	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(cr_1);
>+	igt_put_cairo_ctx(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(cr_2);
>+	igt_put_cairo_ctx(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(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(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(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); }
>+
> 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);
>@@ -1212,6 +1422,15 @@ igt_main
> 		atomic_invalid_params(pipe_obj, primary, output, &fb);
> 	}
>
>+	igt_describe("Simple test cases to use FB_DAMAGE_CLIPS plane
>property");
>+	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);
>--
>2.19.1



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