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kms_rotation_crc: Exercise page flips with 90 degree rotation

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Do some page flipping on the rotated plane just to exercise
that code path.

v2: Actually render to flip fb and fixed flip counter.

Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Cc: Sonika Jindal <sonika.jindal@intel.com>
Cc: Arun R Murthy <arun.r.murthy@intel.com>
Signed-off-by: Thomas Wood <thomas.wood@intel.com>
This commit is contained in:
Tvrtko Ursulin 2015-10-07 12:18:52 +01:00 committed by Thomas Wood
parent 1a593d2a5d
commit 061a38fca0
1 changed files with 74 additions and 16 deletions
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90
tests/kms_rotation_crc.c
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@ -31,6 +31,7 @@ typedef struct {
igt_display_t display;
struct igt_fb fb;
struct igt_fb fb_modeset;
struct igt_fb fb_flip;
igt_crc_t ref_crc;
igt_pipe_crc_t *pipe_crc;
igt_rotation_t rotation;
@ -39,17 +40,18 @@ typedef struct {
unsigned int w, h;
uint32_t override_fmt;
uint64_t override_tiling;
unsigned int flip_stress;
} data_t;
static void
paint_squares(data_t *data, drmModeModeInfo *mode, igt_rotation_t rotation,
igt_plane_t *plane)
struct igt_fb *fb, float o)
{
cairo_t *cr;
unsigned int w = data->w;
unsigned int h = data->h;
cr = igt_get_cairo_ctx(data->gfx_fd, &data->fb);
cr = igt_get_cairo_ctx(data->gfx_fd, fb);
if (rotation == IGT_ROTATION_180) {
cairo_translate(cr, w, h);
@ -59,23 +61,23 @@ paint_squares(data_t *data, drmModeModeInfo *mode, igt_rotation_t rotation,
if (rotation == IGT_ROTATION_90) {
/* Paint 4 squares with width == height in Green, White,
Blue, Red Clockwise order to look like 270 degree rotated*/
igt_paint_color(cr, 0, 0, w / 2, h / 2, 0.0, 1.0, 0.0);
igt_paint_color(cr, w / 2, 0, w / 2, h / 2, 1.0, 1.0, 1.0);
igt_paint_color(cr, 0, h / 2, w / 2, h / 2, 1.0, 0.0, 0.0);
igt_paint_color(cr, w / 2, h / 2, w / 2, h / 2, 0.0, 0.0, 1.0);
igt_paint_color(cr, 0, 0, w / 2, h / 2, 0.0, o, 0.0);
igt_paint_color(cr, w / 2, 0, w / 2, h / 2, o, o, o);
igt_paint_color(cr, 0, h / 2, w / 2, h / 2, o, 0.0, 0.0);
igt_paint_color(cr, w / 2, h / 2, w / 2, h / 2, 0.0, 0.0, o);
} else if (rotation == IGT_ROTATION_270) {
/* Paint 4 squares with width == height in Blue, Red,
Green, White Clockwise order to look like 90 degree rotated*/
igt_paint_color(cr, 0, 0, w / 2, h / 2, 0.0, 0.0, 1.0);
igt_paint_color(cr, w / 2, 0, w / 2, h / 2, 1.0, 0.0, 0.0);
igt_paint_color(cr, 0, h / 2, w / 2, h / 2, 1.0, 1.0, 1.0);
igt_paint_color(cr, w / 2, h / 2, w / 2, h / 2, 0.0, 1.0, 0.0);
igt_paint_color(cr, 0, 0, w / 2, h / 2, 0.0, 0.0, o);
igt_paint_color(cr, w / 2, 0, w / 2, h / 2, o, 0.0, 0.0);
igt_paint_color(cr, 0, h / 2, w / 2, h / 2, o, o, o);
igt_paint_color(cr, w / 2, h / 2, w / 2, h / 2, 0.0, o, 0.0);
} else {
/* Paint with 4 squares of Red, Green, White, Blue Clockwise */
igt_paint_color(cr, 0, 0, w / 2, h / 2, 1.0, 0.0, 0.0);
igt_paint_color(cr, w / 2, 0, w / 2, h / 2, 0.0, 1.0, 0.0);
igt_paint_color(cr, 0, h / 2, w / 2, h / 2, 0.0, 0.0, 1.0);
igt_paint_color(cr, w / 2, h / 2, w / 2, h / 2, 1.0, 1.0, 1.0);
igt_paint_color(cr, 0, 0, w / 2, h / 2, o, 0.0, 0.0);
igt_paint_color(cr, w / 2, 0, w / 2, h / 2, 0.0, o, 0.0);
igt_paint_color(cr, 0, h / 2, w / 2, h / 2, 0.0, 0.0, o);
igt_paint_color(cr, w / 2, h / 2, w / 2, h / 2, o, o, o);
}
cairo_destroy(cr);
@ -165,8 +167,18 @@ static void prepare_crtc(data_t *data, igt_output_t *output, enum pipe pipe,
&data->fb);
igt_assert(fb_id);
if (data->flip_stress) {
fb_id = igt_create_fb(data->gfx_fd,
w, h,
pixel_format,
tiling,
&data->fb_flip);
igt_assert(fb_id);
paint_squares(data, mode, IGT_ROTATION_0, &data->fb_flip, 0.92);
}
/* Step 1: create a reference CRC for a software-rotated fb */
paint_squares(data, mode, data->rotation, plane);
paint_squares(data, mode, data->rotation, &data->fb, 1.0);
commit_crtc(data, output, plane);
igt_pipe_crc_collect_crc(data->pipe_crc, &data->ref_crc);
@ -174,7 +186,7 @@ static void prepare_crtc(data_t *data, igt_output_t *output, enum pipe pipe,
* Step 2: prepare the plane with an non-rotated fb let the hw
* rotate it.
*/
paint_squares(data, mode, IGT_ROTATION_0, plane);
paint_squares(data, mode, IGT_ROTATION_0, &data->fb, 1.0);
igt_plane_set_fb(plane, &data->fb);
}
@ -187,6 +199,8 @@ static void cleanup_crtc(data_t *data, igt_output_t *output, igt_plane_t *plane)
igt_remove_fb(data->gfx_fd, &data->fb);
igt_remove_fb(data->gfx_fd, &data->fb_modeset);
if (data->fb_flip.fb_id)
igt_remove_fb(data->gfx_fd, &data->fb_flip);
/* XXX: see the note in prepare_crtc() */
if (!plane->is_primary) {
@ -202,6 +216,23 @@ static void cleanup_crtc(data_t *data, igt_output_t *output, igt_plane_t *plane)
igt_display_commit(display);
}
static void wait_for_pageflip(int fd)
{
drmEventContext evctx = { .version = DRM_EVENT_CONTEXT_VERSION };
struct timeval timeout = { .tv_sec = 0, .tv_usec = 32000 };
fd_set fds;
int ret;
/* Wait for pageflip completion, then consume event on fd */
FD_ZERO(&fds);
FD_SET(fd, &fds);
do {
ret = select(fd + 1, &fds, NULL, NULL, &timeout);
} while (ret < 0 && errno == EINTR);
igt_assert_eq(ret, 1);
igt_assert(drmHandleEvent(fd, &evctx) == 0);
}
static void test_plane_rotation(data_t *data, enum igt_plane plane_type)
{
igt_display_t *display = &data->display;
@ -210,6 +241,7 @@ static void test_plane_rotation(data_t *data, enum igt_plane plane_type)
int valid_tests = 0;
igt_crc_t crc_output, crc_unrotated;
enum igt_commit_style commit = COMMIT_LEGACY;
unsigned int flip_count;
int ret;
if (plane_type == IGT_PLANE_PRIMARY || plane_type == IGT_PLANE_CURSOR) {
@ -245,6 +277,24 @@ static void test_plane_rotation(data_t *data, enum igt_plane plane_type)
&crc_output);
}
flip_count = data->flip_stress;
while (flip_count--) {
ret = drmModePageFlip(data->gfx_fd,
output->config.crtc->crtc_id,
data->fb_flip.fb_id,
DRM_MODE_PAGE_FLIP_EVENT,
NULL);
igt_assert(ret == 0);
wait_for_pageflip(data->gfx_fd);
ret = drmModePageFlip(data->gfx_fd,
output->config.crtc->crtc_id,
data->fb.fb_id,
DRM_MODE_PAGE_FLIP_EVENT,
NULL);
igt_assert(ret == 0);
wait_for_pageflip(data->gfx_fd);
}
/*
* check the rotation state has been reset when the VT
* mode is restored
@ -345,6 +395,14 @@ igt_main
test_plane_rotation(&data, IGT_PLANE_PRIMARY);
}
igt_subtest_f("primary-rotation-90-flip-stress") {
igt_require(gen >= 9);
data.override_tiling = 0;
data.flip_stress = 60;
data.rotation = IGT_ROTATION_90;
test_plane_rotation(&data, IGT_PLANE_PRIMARY);
}
igt_fixture {
igt_display_fini(&data.display);
}