Add TEST_ONLY flag to test atomic scaling without
actually committing the changes.

Signed-off-by: Mika Kahola <mika.kah...@intel.com>
---
 tests/kms_plane_scaling.c | 152 ++++++++++++++++++++++++++++++++++++++++------
 1 file changed, 135 insertions(+), 17 deletions(-)

diff --git a/tests/kms_plane_scaling.c b/tests/kms_plane_scaling.c
index 368da09..ae3ce40 100644
--- a/tests/kms_plane_scaling.c
+++ b/tests/kms_plane_scaling.c
@@ -55,9 +55,18 @@ typedef struct {
 
 #define FILE_NAME   "1080p-left.png"
 
+/* Command line parameters. */
+struct {
+       bool test_only;
+} opt = {
+       .test_only = false,
+};
+
 static void prepare_crtc(data_t *data, igt_output_t *output, enum pipe pipe,
-                       igt_plane_t *plane, drmModeModeInfo *mode, enum 
igt_commit_style s)
+                        igt_plane_t *plane, drmModeModeInfo *mode,
+                        enum igt_commit_style s, bool test_only)
 {
+       int ret;
        igt_display_t *display = &data->display;
 
        igt_output_set_pipe(output, pipe);
@@ -94,7 +103,6 @@ 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,
@@ -103,6 +111,12 @@ static void prepare_crtc(data_t *data, igt_output_t 
*output, enum pipe pipe,
                                1,
                                mode);
                igt_assert_eq(ret, 0);
+       } else if (test_only) {
+               ret = igt_display_try_commit2(display,
+                                             DRM_MODE_ATOMIC_TEST_ONLY |
+                                             DRM_MODE_ATOMIC_ALLOW_MODESET |
+                                             COMMIT_ATOMIC);
+               igt_assert_eq(ret, 0);
        } else {
                igt_display_commit2(display, s);
        }
@@ -175,13 +189,14 @@ static void iterate_plane_scaling(data_t *d, 
drmModeModeInfo *mode)
        }
 }
 
-static void test_plane_scaling(data_t *d)
+static void test_plane_scaling(data_t *d, bool test_only)
 {
        igt_display_t *display = &d->display;
        igt_output_t *output;
        enum pipe pipe;
        int valid_tests = 0;
        int primary_plane_scaling = 0; /* For now */
+       int ret;
 
        igt_require(d->num_scalers);
 
@@ -208,7 +223,7 @@ static void test_plane_scaling(data_t *d)
 
                /* Set up display with plane 1 */
                d->plane1 = igt_output_get_plane(output, IGT_PLANE_PRIMARY);
-               prepare_crtc(d, output, pipe, d->plane1, mode, 
COMMIT_UNIVERSAL);
+               prepare_crtc(d, output, pipe, d->plane1, mode, 
COMMIT_UNIVERSAL, test_only);
 
                if (primary_plane_scaling) {
                        /* Primary plane upscaling */
@@ -216,14 +231,30 @@ static void test_plane_scaling(data_t *d)
                        igt_fb_set_size(&d->fb1, d->plane1, 500, 500);
                        igt_plane_set_position(d->plane1, 0, 0);
                        igt_plane_set_size(d->plane1, mode->hdisplay, 
mode->vdisplay);
-                       igt_display_commit2(display, COMMIT_UNIVERSAL);
+
+                       if (test_only) {
+                               ret = igt_display_try_commit_atomic(&d->display,
+                                                                   
DRM_MODE_ATOMIC_TEST_ONLY | DRM_MODE_ATOMIC_ALLOW_MODESET,
+                                                                   NULL);
+                               igt_assert_eq(ret, 0);
+                       } else {
+                               igt_display_commit2(display, COMMIT_UNIVERSAL);
+                       }
 
                        /* Primary plane 1:1 no scaling */
                        igt_fb_set_position(&d->fb1, d->plane1, 0, 0);
                        igt_fb_set_size(&d->fb1, d->plane1, d->fb1.width, 
d->fb1.height);
                        igt_plane_set_position(d->plane1, 0, 0);
                        igt_plane_set_size(d->plane1, mode->hdisplay, 
mode->vdisplay);
-                       igt_display_commit2(display, COMMIT_UNIVERSAL);
+
+                       if (test_only) {
+                               ret = igt_display_try_commit_atomic(&d->display,
+                                                                   
DRM_MODE_ATOMIC_TEST_ONLY | DRM_MODE_ATOMIC_ALLOW_MODESET,
+                                                                   NULL);
+                               igt_assert_eq(ret, 0);
+                       } else {
+                               igt_display_commit2(display, COMMIT_UNIVERSAL);
+                       }
                }
 
                /* Set up fb2->plane2 mapping. */
@@ -235,7 +266,15 @@ static void test_plane_scaling(data_t *d)
                igt_fb_set_size(&d->fb2, d->plane2, d->fb2.width-200, 
d->fb2.height-200);
                igt_plane_set_position(d->plane2, 100, 100);
                igt_plane_set_size(d->plane2, mode->hdisplay-200, 
mode->vdisplay-200);
-               igt_display_commit2(display, COMMIT_UNIVERSAL);
+
+               if (test_only) {
+                       ret = igt_display_try_commit_atomic(&d->display,
+                                                           
DRM_MODE_ATOMIC_TEST_ONLY | DRM_MODE_ATOMIC_ALLOW_MODESET,
+                                                           NULL);
+                       igt_assert_eq(ret, 0);
+               } else {
+                       igt_display_commit2(display, COMMIT_UNIVERSAL);
+               }
 
                iterate_plane_scaling(d, mode);
 
@@ -244,14 +283,30 @@ static void test_plane_scaling(data_t *d)
                igt_fb_set_size(&d->fb2, d->plane2, 500, 500);
                igt_plane_set_position(d->plane2, 10, 10);
                igt_plane_set_size(d->plane2, mode->hdisplay-20, 
mode->vdisplay-20);
-               igt_display_commit2(display, COMMIT_UNIVERSAL);
+
+               if (test_only) {
+                       ret = igt_display_try_commit_atomic(&d->display,
+                                                           
DRM_MODE_ATOMIC_TEST_ONLY | DRM_MODE_ATOMIC_ALLOW_MODESET,
+                                                           NULL);
+                       igt_assert_eq(ret, 0);
+               } else {
+                       igt_display_commit2(display, COMMIT_UNIVERSAL);
+               }
 
                /* 2nd plane downscaling */
                igt_fb_set_position(&d->fb2, d->plane2, 0, 0);
                igt_fb_set_size(&d->fb2, d->plane2, d->fb2.width, 
d->fb2.height);
                igt_plane_set_position(d->plane2, 10, 10);
                igt_plane_set_size(d->plane2, 500, 500 * 
d->fb2.height/d->fb2.width);
-               igt_display_commit2(display, COMMIT_UNIVERSAL);
+
+               if (test_only) {
+                       ret = igt_display_try_commit_atomic(&d->display,
+                                                           
DRM_MODE_ATOMIC_TEST_ONLY | DRM_MODE_ATOMIC_ALLOW_MODESET,
+                                                           NULL);
+                       igt_assert_eq(ret, 0);
+               } else {
+                       igt_display_commit2(display, COMMIT_UNIVERSAL);
+               }
 
                if (primary_plane_scaling) {
                        /* Primary plane up scaling */
@@ -259,7 +314,15 @@ static void test_plane_scaling(data_t *d)
                        igt_fb_set_size(&d->fb1, d->plane1, 500, 500);
                        igt_plane_set_position(d->plane1, 0, 0);
                        igt_plane_set_size(d->plane1, mode->hdisplay, 
mode->vdisplay);
-                       igt_display_commit2(display, COMMIT_UNIVERSAL);
+
+                       if (test_only) {
+                               ret = igt_display_try_commit_atomic(&d->display,
+                                                                   
DRM_MODE_ATOMIC_TEST_ONLY | DRM_MODE_ATOMIC_ALLOW_MODESET,
+                                                                   NULL);
+                               igt_assert_eq(ret, 0);
+                       } else {
+                               igt_display_commit2(display, COMMIT_UNIVERSAL);
+                       }
                }
 
                /* Set up fb3->plane3 mapping. */
@@ -271,7 +334,15 @@ static void test_plane_scaling(data_t *d)
                igt_fb_set_size(&d->fb3, d->plane3, d->fb3.width-300, 
d->fb3.height-300);
                igt_plane_set_position(d->plane3, 100, 100);
                igt_plane_set_size(d->plane3, mode->hdisplay-300, 
mode->vdisplay-300);
-               igt_display_commit2(display, COMMIT_UNIVERSAL);
+
+               if (test_only) {
+                       ret = igt_display_try_commit_atomic(&d->display,
+                                                           
DRM_MODE_ATOMIC_TEST_ONLY | DRM_MODE_ATOMIC_ALLOW_MODESET,
+                                                           NULL);
+                       igt_assert_eq(ret, 0);
+               } else {
+                       igt_display_commit2(display, COMMIT_UNIVERSAL);
+               }
 
                /* Switch scaler from plane 2 to plane 3 */
                igt_fb_set_position(&d->fb2, d->plane2, 100, 100);
@@ -283,7 +354,15 @@ static void test_plane_scaling(data_t *d)
                igt_fb_set_size(&d->fb3, d->plane3, d->fb3.width-400, 
d->fb3.height-400);
                igt_plane_set_position(d->plane3, 10, 10);
                igt_plane_set_size(d->plane3, mode->hdisplay-300, 
mode->vdisplay-300);
-               igt_display_commit2(display, COMMIT_UNIVERSAL);
+
+               if (test_only) {
+                       ret = igt_display_try_commit_atomic(&d->display,
+                                                           
DRM_MODE_ATOMIC_TEST_ONLY | DRM_MODE_ATOMIC_ALLOW_MODESET,
+                                                           NULL);
+                       igt_assert_eq(ret, 0);
+               } else {
+                       igt_display_commit2(display, COMMIT_UNIVERSAL);
+               }
 
                if (primary_plane_scaling) {
                        /* Switch scaler from plane 1 to plane 2 */
@@ -296,13 +375,29 @@ static void test_plane_scaling(data_t *d)
                        igt_fb_set_size(&d->fb2, d->plane2, 
d->fb2.width-500,d->fb2.height-500);
                        igt_plane_set_position(d->plane2, 100, 100);
                        igt_plane_set_size(d->plane2, mode->hdisplay-200, 
mode->vdisplay-200);
-                       igt_display_commit2(display, COMMIT_UNIVERSAL);
+
+                       if (test_only) {
+                               ret = igt_display_try_commit_atomic(&d->display,
+                                                                   
DRM_MODE_ATOMIC_TEST_ONLY | DRM_MODE_ATOMIC_ALLOW_MODESET,
+                                                                   NULL);
+                               igt_assert_eq(ret, 0);
+                       } else {
+                               igt_display_commit2(display, COMMIT_UNIVERSAL);
+                       }
                }
 
                /* back to single plane mode */
                igt_plane_set_fb(d->plane2, NULL);
                igt_plane_set_fb(d->plane3, NULL);
-               igt_display_commit2(display, COMMIT_UNIVERSAL);
+
+               if (test_only) {
+                       ret = igt_display_try_commit_atomic(&d->display,
+                                                           
DRM_MODE_ATOMIC_TEST_ONLY | DRM_MODE_ATOMIC_ALLOW_MODESET,
+                                                           NULL);
+                       igt_assert_eq(ret, 0);
+               } else {
+                       igt_display_commit2(display, COMMIT_UNIVERSAL);
+               }
 
                valid_tests++;
                cleanup_crtc(d, output, d->plane1);
@@ -310,12 +405,35 @@ static void test_plane_scaling(data_t *d)
        igt_require_f(valid_tests, "no valid crtc/connector combinations 
found\n");
 }
 
-igt_simple_main
+static int opt_handler(int option, int option_index, void *input)
+{
+       switch (option) {
+       case 't':
+               opt.test_only = true;
+               break;
+       default:
+               igt_assert(false);
+       }
+
+       return 0;
+}
+
+const char *help_str =
+       "  --test-only  test only atomic commit\n";
+
+int main(int argc, char *argv[])
 {
        data_t data = {};
 
-       igt_skip_on_simulation();
+       struct option long_options[] = {
+               { "test-only", no_argument, NULL, 't'},
+               { 0, 0, 0, 0 }
+       };
 
+       igt_subtest_init_parse_opts(&argc, argv, "", long_options, help_str,
+                                   opt_handler, NULL);
+
+       igt_skip_on_simulation();
 
        data.drm_fd = drm_open_driver(DRIVER_INTEL);
        igt_require_pipe_crc();
@@ -324,7 +442,7 @@ igt_simple_main
 
        data.num_scalers = intel_gen(data.devid) >= 9 ? 2 : 0;
 
-       test_plane_scaling(&data);
+       test_plane_scaling(&data, opt.test_only);
 
        igt_display_fini(&data.display);
 }
-- 
2.7.4

_______________________________________________
Intel-gfx mailing list
Intel-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/intel-gfx

Reply via email to