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kms_frontbuffer_tracking: expand badstride and stridechange

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Make those subtests try to change the stride using multiple APIs so we
can catch errors that affect full modesets, fast modesets and page
flips.

Signed-off-by: Paulo Zanoni <paulo.r.zanoni@intel.com>
This commit is contained in:
Paulo Zanoni 2015-10-30 17:56:29 -02:00
parent 340599c986
commit f23ea58f1f
1 changed files with 50 additions and 6 deletions
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56
tests/kms_frontbuffer_tracking.c
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@ -2881,24 +2881,47 @@ static void try_invalid_strides(void)
*/
static void badstride_subtest(const struct test_mode *t)
{
struct igt_fb wide_fb;
struct igt_fb wide_fb, *old_fb;
struct modeset_params *params = pick_params(t);
int rc;
try_invalid_strides();
prepare_subtest(t, NULL);
old_fb = params->fb.fb;
create_fb(t->format, params->fb.fb->width + 4096, params->fb.fb->height,
LOCAL_I915_FORMAT_MOD_X_TILED, t->plane, &wide_fb);
igt_assert(wide_fb.stride > 16384);
fill_fb(&wide_fb, COLOR_PRIM_BG);
/* Try a simple modeset with the new fb. */
params->fb.fb = &wide_fb;
set_mode_for_params(params);
do_assertions(ASSERT_FBC_DISABLED);
/* Go back to the old fb so FBC works again. */
params->fb.fb = old_fb;
set_mode_for_params(params);
do_assertions(0);
/* We're doing the equivalent of a modeset, but with the planes API. */
params->fb.fb = &wide_fb;
set_prim_plane_for_params(params);
do_assertions(ASSERT_FBC_DISABLED);
params->fb.fb = old_fb;
set_mode_for_params(params);
do_assertions(0);
/* We can't use the page flip IOCTL to flip to a buffer with a different
* stride. */
rc = drmModePageFlip(drm.fd, params->crtc_id, wide_fb.fb_id, 0, NULL);
igt_assert(rc == -EINVAL);
do_assertions(0);
igt_remove_fb(drm.fd, &wide_fb);
}
@ -2924,22 +2947,43 @@ static void badstride_subtest(const struct test_mode *t)
*/
static void stridechange_subtest(const struct test_mode *t)
{
struct igt_fb new_fb;
struct igt_fb new_fb, *old_fb;
struct modeset_params *params = pick_params(t);
int rc;
prepare_subtest(t, NULL);
old_fb = params->fb.fb;
create_fb(t->format, params->fb.fb->width + 512, params->fb.fb->height,
LOCAL_I915_FORMAT_MOD_X_TILED, t->plane, &new_fb);
fill_fb(&new_fb, COLOR_PRIM_BG);
params->fb.fb = &new_fb;
set_mode_for_params(params);
/* We can't assert that FBC will be enabled since there may not be
* enough space for the CFB, but we can check the CRC. */
params->fb.fb = &new_fb;
set_mode_for_params(params);
do_assertions(DONT_ASSERT_FEATURE_STATUS);
/* Go back to the fb that can have FBC. */
params->fb.fb = old_fb;
set_mode_for_params(params);
do_assertions(0);
/* This operation is the same as above, but with the planes API. */
params->fb.fb = &new_fb;
set_prim_plane_for_params(params);
do_assertions(DONT_ASSERT_FEATURE_STATUS);
params->fb.fb = old_fb;
set_prim_plane_for_params(params);
do_assertions(0);
/* We just can't page flip with a new stride. */
rc = drmModePageFlip(drm.fd, params->crtc_id, new_fb.fb_id, 0, NULL);
igt_assert(rc == -EINVAL);
do_assertions(0);
igt_remove_fb(drm.fd, &new_fb);
}