[igt-dev] [PATCH i-g-t] tests/kms_flip_scaled_crc: add flip to downscaled subtests
Juha-Pekka Heikkila
juhapekka.heikkila at gmail.com
Thu Aug 27 15:36:23 UTC 2020
attempt to cause cdclk changes and stress scalers with flipping
to different size fb with different modifiers. Verify results
with crc.
Signed-off-by: Juha-Pekka Heikkila <juhapekka.heikkila at gmail.com>
---
tests/Makefile.sources | 1 +
tests/kms_flip_scaled_crc.c | 241 ++++++++++++++++++++++++++++++++++++
tests/meson.build | 1 +
3 files changed, 243 insertions(+)
create mode 100644 tests/kms_flip_scaled_crc.c
diff --git a/tests/Makefile.sources b/tests/Makefile.sources
index 269b506d..fe9fb7ed 100644
--- a/tests/Makefile.sources
+++ b/tests/Makefile.sources
@@ -53,6 +53,7 @@ TESTS_progs = \
kms_fence_pin_leak \
kms_flip \
kms_flip_event_leak \
+ kms_flip_scaled_crc \
kms_flip_tiling \
kms_force_connector_basic \
kms_frontbuffer_tracking \
diff --git a/tests/kms_flip_scaled_crc.c b/tests/kms_flip_scaled_crc.c
new file mode 100644
index 00000000..f7654e92
--- /dev/null
+++ b/tests/kms_flip_scaled_crc.c
@@ -0,0 +1,241 @@
+/*
+ * Copyright © 2020 Intel Corporation
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+ * IN THE SOFTWARE.
+ *
+ */
+
+#include "igt.h"
+#include "drmtest.h"
+#include <errno.h>
+#include <stdbool.h>
+#include <stdio.h>
+#include <string.h>
+#include <time.h>
+#include <cairo.h>
+
+IGT_TEST_DESCRIPTION("Test flipping between scaled/nonscaled framebuffers");
+
+typedef struct {
+ int drm_fd;
+ igt_display_t display;
+ igt_output_t *output;
+ enum pipe pipe;
+ uint32_t gen;
+ struct igt_fb small_fb;
+ struct igt_fb big_fb;
+ igt_pipe_crc_t *pipe_crc;
+} data_t;
+
+const struct {
+ const char * const name;
+ const char * const describe;
+ const uint64_t firstmodifier;
+ const uint32_t firstformat;
+ const uint64_t secondmodifier;
+ const uint32_t secondformat;
+} flip_scenario_test[] = {
+ {
+ "flip-32bpp-ytile-to-64bpp-ytile",
+ "Try to flip from 32bpp non scaled fb to 64bpp downscaled fb in attempt to stress cdclk reprogramming.",
+ LOCAL_I915_FORMAT_MOD_Y_TILED, DRM_FORMAT_XRGB8888,
+ LOCAL_I915_FORMAT_MOD_Y_TILED, DRM_FORMAT_XRGB16161616F
+ },
+ {
+ "flip-64bpp-ytile-to-32bpp-ytile",
+ "Try to flip from 64bpp non scaled fb to 32bpp downscaled fb.",
+ LOCAL_I915_FORMAT_MOD_Y_TILED, DRM_FORMAT_XRGB16161616F,
+ LOCAL_I915_FORMAT_MOD_Y_TILED, DRM_FORMAT_XRGB8888
+ },
+ {
+ "flip-64bpp-ytile-to-16bpp-ytile",
+ "Try to flip from 64bpp non scaled fb to 16bpp downscaled fb.",
+ LOCAL_I915_FORMAT_MOD_Y_TILED, DRM_FORMAT_XRGB16161616F,
+ LOCAL_I915_FORMAT_MOD_Y_TILED, DRM_FORMAT_RGB565
+ },
+ {
+ "flip-32bpp-ytileccs-to-64bpp-ytile",
+ "Try to flip from 32bpp ccs non scaled fb to 64bpp downscaled fb ytile.",
+ LOCAL_I915_FORMAT_MOD_Y_TILED_CCS, DRM_FORMAT_XRGB8888,
+ LOCAL_I915_FORMAT_MOD_Y_TILED, DRM_FORMAT_XRGB16161616F
+ },
+ {
+ "flip-32bpp-ytile-to-32bpp-ytilegen12rcccs",
+ "Try to flip from 32bpp non scaled fb to 32bpp downscaled gen12 rc ccs fb in attempt to stress cdclk reprogramming.",
+ LOCAL_I915_FORMAT_MOD_Y_TILED, DRM_FORMAT_XRGB8888,
+ LOCAL_I915_FORMAT_MOD_Y_TILED_GEN12_RC_CCS, DRM_FORMAT_XRGB8888
+ },
+ {
+ "flip-32bpp-ytile-to-32bpp-ytileccs",
+ "Try to flip from 32bpp non scaled ytiled fb to 32bpp downscaled ytiled ccs fb.",
+ LOCAL_I915_FORMAT_MOD_Y_TILED, DRM_FORMAT_XRGB8888,
+ LOCAL_I915_FORMAT_MOD_Y_TILED_CCS, DRM_FORMAT_XRGB8888
+ },
+ {
+ "flip-64bpp-ytile-to-32bpp-ytilercccs",
+ "Try to flip from 64bpp non scaled ytiled fb to 32bpp downscaled gen12 rc ccs fb.",
+ LOCAL_I915_FORMAT_MOD_Y_TILED, DRM_FORMAT_XRGB16161616F,
+ LOCAL_I915_FORMAT_MOD_Y_TILED_GEN12_RC_CCS, DRM_FORMAT_XRGB8888
+ },
+};
+
+static void setup_fb(data_t *data, struct igt_fb *newfb, uint32_t width,
+ uint32_t height, uint64_t format, uint64_t modifier)
+{
+ struct drm_mode_fb_cmd2 f = {0};
+ cairo_t *cr;
+
+ igt_require(igt_display_has_format_mod(&data->display, format, modifier));
+
+ igt_create_bo_for_fb(data->drm_fd, width, height, format, modifier, newfb);
+ igt_assert(newfb->gem_handle > 0);
+
+ f.width = newfb->width;
+ f.height = newfb->height;
+ f.pixel_format = newfb->drm_format;
+ f.flags = LOCAL_DRM_MODE_FB_MODIFIERS;
+
+ for (int n = 0; n < newfb->num_planes; n++) {
+ f.handles[n] = newfb->gem_handle;
+ f.modifier[n] = newfb->modifier;
+ f.pitches[n] = newfb->strides[n];
+ f.offsets[n] = newfb->offsets[n];
+ }
+
+ cr = igt_get_cairo_ctx(data->drm_fd, newfb);
+ igt_paint_color(cr, 0, 0, newfb->width, newfb->height, 0, 1, 0);
+ igt_put_cairo_ctx(cr);
+
+ igt_assert(drmIoctl(data->drm_fd, LOCAL_DRM_IOCTL_MODE_ADDFB2, &f) == 0);
+ newfb->fb_id = f.fb_id;
+}
+
+static void free_fbs(data_t *data)
+{
+ igt_remove_fb(data->drm_fd, &data->small_fb);
+ igt_remove_fb(data->drm_fd, &data->big_fb);
+}
+
+static void test_flip_to_scaled(data_t *data, uint32_t index, enum pipe pipe, igt_output_t *output)
+{
+ igt_plane_t *primary;
+ igt_crc_t small_crc, big_crc;
+
+ drmModeModeInfo *mode;
+ struct drm_event_vblank ev;
+
+ if (data->big_fb.fb_id == 0) {
+ mode = igt_output_get_mode(output);
+
+ // big fb will be 4k unless running on older than ICL
+ if (data->gen < 11) {
+ setup_fb(data, &data->small_fb,
+ min(mode->hdisplay, 640),
+ min(mode->vdisplay, 480),
+ flip_scenario_test[index].firstformat,
+ flip_scenario_test[index].firstmodifier);
+
+ setup_fb(data, &data->big_fb,
+ 1280, 960,
+ flip_scenario_test[index].secondformat,
+ flip_scenario_test[index].secondmodifier);
+ } else {
+ setup_fb(data, &data->small_fb,
+ min(mode->hdisplay, 1920),
+ min(mode->vdisplay, 1080),
+ flip_scenario_test[index].firstformat,
+ flip_scenario_test[index].firstmodifier);
+
+ setup_fb(data, &data->big_fb,
+ 3840, 2160,
+ flip_scenario_test[index].secondformat,
+ flip_scenario_test[index].secondmodifier);
+ }
+ }
+
+ igt_output_set_pipe(output, pipe);
+
+ primary = igt_output_get_plane_type(output, DRM_PLANE_TYPE_PRIMARY);
+ igt_plane_set_fb(primary, NULL);
+
+ igt_display_commit_atomic(&data->display, DRM_MODE_ATOMIC_ALLOW_MODESET, NULL);
+ data->pipe_crc = igt_pipe_crc_new(data->drm_fd, pipe, INTEL_PIPE_CRC_SOURCE_AUTO);
+ igt_pipe_crc_start(data->pipe_crc);
+
+ igt_plane_set_position(primary, 0, 0);
+ igt_plane_set_fb(primary, &data->small_fb);
+
+ igt_display_commit_atomic(&data->display, DRM_MODE_ATOMIC_ALLOW_MODESET, NULL);
+ igt_pipe_crc_collect_crc(data->pipe_crc, &small_crc);
+
+ igt_plane_set_fb(primary, &data->big_fb);
+ igt_plane_set_size(primary, data->small_fb.width, data->small_fb.height);
+ igt_display_commit_atomic(&data->display, DRM_MODE_ATOMIC_ALLOW_MODESET |
+ DRM_MODE_PAGE_FLIP_EVENT, NULL);
+
+ igt_assert(read(data->drm_fd, &ev, sizeof(ev)) == sizeof(ev));
+
+ igt_pipe_crc_collect_crc(data->pipe_crc, &big_crc);
+ igt_assert(igt_check_crc_equal(&small_crc, &big_crc));
+
+ igt_pipe_crc_stop(data->pipe_crc);
+ igt_pipe_crc_free(data->pipe_crc);
+ data->pipe_crc = NULL;
+ igt_output_set_pipe(output, PIPE_ANY);
+
+}
+
+igt_main
+{
+ enum pipe pipe;
+ data_t data = {};
+ igt_output_t *output;
+
+ igt_fixture {
+ data.drm_fd = drm_open_driver_master(DRIVER_INTEL);
+ igt_require_intel(data.drm_fd);
+ data.gen = intel_gen(intel_get_drm_devid(data.drm_fd));
+ igt_require(data.gen >= 9);
+ igt_display_require(&data.display, data.drm_fd);
+ igt_require(data.display.is_atomic);
+ igt_require_pipe_crc(data.drm_fd);
+ kmstest_set_vt_graphics_mode();
+ }
+
+ for (int index = 0; index < ARRAY_SIZE(flip_scenario_test); index++) {
+ igt_describe(flip_scenario_test[index].describe);
+ igt_subtest(flip_scenario_test[index].name) {
+ for_each_pipe_with_single_output(&data.display, pipe, output)
+ test_flip_to_scaled(&data, index, pipe, output);
+
+ free_fbs(&data);
+ }
+ }
+ igt_fixture {
+ free_fbs(&data);
+ if (data.pipe_crc) {
+ igt_pipe_crc_stop(data.pipe_crc);
+ igt_pipe_crc_free(data.pipe_crc);
+ data.pipe_crc = NULL;
+ }
+ kmstest_set_vt_text_mode();
+ igt_display_fini(&data.display);
+ }
+}
diff --git a/tests/meson.build b/tests/meson.build
index 684de043..8e17a6ae 100644
--- a/tests/meson.build
+++ b/tests/meson.build
@@ -37,6 +37,7 @@ test_progs = [
'kms_fence_pin_leak',
'kms_flip',
'kms_flip_event_leak',
+ 'kms_flip_scaled_crc',
'kms_flip_tiling',
'kms_force_connector_basic',
'kms_frontbuffer_tracking',
--
2.26.0
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