blob: 1c19a5d3eefbf8107e658a137137d7bcd01d7241 [file] [log] [blame]
// SPDX-License-Identifier: GPL-2.0
/*
* Test case for drm_damage_helper functions
*/
#define pr_fmt(fmt) "drm_damage_helper: " fmt
#include <drm/drm_damage_helper.h>
#include <drm/drm_plane.h>
#include <drm/drm_drv.h>
#include "test-drm_modeset_common.h"
struct drm_driver mock_driver;
static struct drm_device mock_device;
static struct drm_object_properties mock_obj_props;
static struct drm_plane mock_plane;
static struct drm_property mock_prop;
static void mock_setup(struct drm_plane_state *state)
{
static bool setup_done = false;
state->plane = &mock_plane;
if (setup_done)
return;
/* just enough so that drm_plane_enable_fb_damage_clips() works */
mock_device.driver = &mock_driver;
mock_device.mode_config.prop_fb_damage_clips = &mock_prop;
mock_plane.dev = &mock_device;
mock_plane.base.properties = &mock_obj_props;
mock_prop.base.id = 1; /* 0 is an invalid id */
mock_prop.dev = &mock_device;
drm_plane_enable_fb_damage_clips(&mock_plane);
}
static void set_plane_src(struct drm_plane_state *state, int x1, int y1, int x2,
int y2)
{
state->src.x1 = x1;
state->src.y1 = y1;
state->src.x2 = x2;
state->src.y2 = y2;
}
static void set_damage_clip(struct drm_mode_rect *r, int x1, int y1, int x2,
int y2)
{
r->x1 = x1;
r->y1 = y1;
r->x2 = x2;
r->y2 = y2;
}
static void set_damage_blob(struct drm_property_blob *damage_blob,
struct drm_mode_rect *r, uint32_t size)
{
damage_blob->length = size;
damage_blob->data = r;
}
static void set_plane_damage(struct drm_plane_state *state,
struct drm_property_blob *damage_blob)
{
state->fb_damage_clips = damage_blob;
}
static bool check_damage_clip(struct drm_plane_state *state, struct drm_rect *r,
int x1, int y1, int x2, int y2)
{
/*
* Round down x1/y1 and round up x2/y2. This is because damage is not in
* 16.16 fixed point so to catch all pixels.
*/
int src_x1 = state->src.x1 >> 16;
int src_y1 = state->src.y1 >> 16;
int src_x2 = (state->src.x2 >> 16) + !!(state->src.x2 & 0xFFFF);
int src_y2 = (state->src.y2 >> 16) + !!(state->src.y2 & 0xFFFF);
if (x1 >= x2 || y1 >= y2) {
pr_err("Cannot have damage clip with no dimension.\n");
return false;
}
if (x1 < src_x1 || y1 < src_y1 || x2 > src_x2 || y2 > src_y2) {
pr_err("Damage cannot be outside rounded plane src.\n");
return false;
}
if (r->x1 != x1 || r->y1 != y1 || r->x2 != x2 || r->y2 != y2) {
pr_err("Damage = %d %d %d %d\n", r->x1, r->y1, r->x2, r->y2);
return false;
}
return true;
}
const struct drm_framebuffer fb = {
.width = 2048,
.height = 2048
};
/* common mocked structs many tests need */
#define MOCK_VARIABLES() \
struct drm_plane_state old_state; \
struct drm_plane_state state = { \
.crtc = ZERO_SIZE_PTR, \
.fb = (struct drm_framebuffer *) &fb, \
.visible = true, \
}; \
mock_setup(&old_state); \
mock_setup(&state);
int igt_damage_iter_no_damage(void *ignored)
{
struct drm_atomic_helper_damage_iter iter;
struct drm_rect clip;
uint32_t num_hits = 0;
MOCK_VARIABLES();
/* Plane src same as fb size. */
set_plane_src(&old_state, 0, 0, fb.width << 16, fb.height << 16);
set_plane_src(&state, 0, 0, fb.width << 16, fb.height << 16);
drm_atomic_helper_damage_iter_init(&iter, &old_state, &state);
drm_atomic_for_each_plane_damage(&iter, &clip)
num_hits++;
FAIL(num_hits != 1, "Should return plane src as damage.");
FAIL_ON(!check_damage_clip(&state, &clip, 0, 0, 2048, 2048));
return 0;
}
int igt_damage_iter_no_damage_fractional_src(void *ignored)
{
struct drm_atomic_helper_damage_iter iter;
struct drm_rect clip;
uint32_t num_hits = 0;
MOCK_VARIABLES();
/* Plane src has fractional part. */
set_plane_src(&old_state, 0x3fffe, 0x3fffe,
0x3fffe + (1024 << 16), 0x3fffe + (768 << 16));
set_plane_src(&state, 0x3fffe, 0x3fffe,
0x3fffe + (1024 << 16), 0x3fffe + (768 << 16));
drm_atomic_helper_damage_iter_init(&iter, &old_state, &state);
drm_atomic_for_each_plane_damage(&iter, &clip)
num_hits++;
FAIL(num_hits != 1, "Should return rounded off plane src as damage.");
FAIL_ON(!check_damage_clip(&state, &clip, 3, 3, 1028, 772));
return 0;
}
int igt_damage_iter_no_damage_src_moved(void *ignored)
{
struct drm_atomic_helper_damage_iter iter;
struct drm_rect clip;
uint32_t num_hits = 0;
MOCK_VARIABLES();
/* Plane src moved since old plane state. */
set_plane_src(&old_state, 0, 0, 1024 << 16, 768 << 16);
set_plane_src(&state, 10 << 16, 10 << 16,
(10 + 1024) << 16, (10 + 768) << 16);
drm_atomic_helper_damage_iter_init(&iter, &old_state, &state);
drm_atomic_for_each_plane_damage(&iter, &clip)
num_hits++;
FAIL(num_hits != 1, "Should return plane src as damage.");
FAIL_ON(!check_damage_clip(&state, &clip, 10, 10, 1034, 778));
return 0;
}
int igt_damage_iter_no_damage_fractional_src_moved(void *ignored)
{
struct drm_atomic_helper_damage_iter iter;
struct drm_rect clip;
uint32_t num_hits = 0;
MOCK_VARIABLES();
/* Plane src has fractional part and it moved since old plane state. */
set_plane_src(&old_state, 0x3fffe, 0x3fffe,
0x3fffe + (1024 << 16), 0x3fffe + (768 << 16));
set_plane_src(&state, 0x40002, 0x40002,
0x40002 + (1024 << 16), 0x40002 + (768 << 16));
drm_atomic_helper_damage_iter_init(&iter, &old_state, &state);
drm_atomic_for_each_plane_damage(&iter, &clip)
num_hits++;
FAIL(num_hits != 1, "Should return plane src as damage.");
FAIL_ON(!check_damage_clip(&state, &clip, 4, 4, 1029, 773));
return 0;
}
int igt_damage_iter_no_damage_not_visible(void *ignored)
{
struct drm_atomic_helper_damage_iter iter;
struct drm_rect clip;
uint32_t num_hits = 0;
MOCK_VARIABLES();
state.visible = false;
mock_setup(&old_state);
set_plane_src(&old_state, 0, 0, 1024 << 16, 768 << 16);
set_plane_src(&state, 0, 0, 1024 << 16, 768 << 16);
drm_atomic_helper_damage_iter_init(&iter, &old_state, &state);
drm_atomic_for_each_plane_damage(&iter, &clip)
num_hits++;
FAIL(num_hits != 0, "Should have no damage.");
return 0;
}
int igt_damage_iter_no_damage_no_crtc(void *ignored)
{
struct drm_atomic_helper_damage_iter iter;
struct drm_rect clip;
uint32_t num_hits = 0;
MOCK_VARIABLES();
state.crtc = NULL;
set_plane_src(&old_state, 0, 0, 1024 << 16, 768 << 16);
set_plane_src(&state, 0, 0, 1024 << 16, 768 << 16);
drm_atomic_helper_damage_iter_init(&iter, &old_state, &state);
drm_atomic_for_each_plane_damage(&iter, &clip)
num_hits++;
FAIL(num_hits != 0, "Should have no damage.");
return 0;
}
int igt_damage_iter_no_damage_no_fb(void *ignored)
{
struct drm_atomic_helper_damage_iter iter;
struct drm_plane_state old_state;
struct drm_rect clip;
uint32_t num_hits = 0;
struct drm_plane_state state = {
.crtc = ZERO_SIZE_PTR,
.fb = 0,
};
mock_setup(&old_state);
set_plane_src(&old_state, 0, 0, 1024 << 16, 768 << 16);
set_plane_src(&state, 0, 0, 1024 << 16, 768 << 16);
drm_atomic_helper_damage_iter_init(&iter, &old_state, &state);
drm_atomic_for_each_plane_damage(&iter, &clip)
num_hits++;
FAIL(num_hits != 0, "Should have no damage.");
return 0;
}
int igt_damage_iter_simple_damage(void *ignored)
{
struct drm_atomic_helper_damage_iter iter;
struct drm_property_blob damage_blob;
struct drm_mode_rect damage;
struct drm_rect clip;
uint32_t num_hits = 0;
MOCK_VARIABLES();
set_plane_src(&old_state, 0, 0, 1024 << 16, 768 << 16);
set_plane_src(&state, 0, 0, 1024 << 16, 768 << 16);
/* Damage set to plane src */
set_damage_clip(&damage, 0, 0, 1024, 768);
set_damage_blob(&damage_blob, &damage, sizeof(damage));
set_plane_damage(&state, &damage_blob);
drm_atomic_helper_damage_iter_init(&iter, &old_state, &state);
drm_atomic_for_each_plane_damage(&iter, &clip)
num_hits++;
FAIL(num_hits != 1, "Should return damage when set.");
FAIL_ON(!check_damage_clip(&state, &clip, 0, 0, 1024, 768));
return 0;
}
int igt_damage_iter_single_damage(void *ignored)
{
struct drm_atomic_helper_damage_iter iter;
struct drm_property_blob damage_blob;
struct drm_mode_rect damage;
struct drm_rect clip;
uint32_t num_hits = 0;
MOCK_VARIABLES();
set_plane_src(&old_state, 0, 0, 1024 << 16, 768 << 16);
set_plane_src(&state, 0, 0, 1024 << 16, 768 << 16);
set_damage_clip(&damage, 256, 192, 768, 576);
set_damage_blob(&damage_blob, &damage, sizeof(damage));
set_plane_damage(&state, &damage_blob);
drm_atomic_helper_damage_iter_init(&iter, &old_state, &state);
drm_atomic_for_each_plane_damage(&iter, &clip)
num_hits++;
FAIL(num_hits != 1, "Should return damage when set.");
FAIL_ON(!check_damage_clip(&state, &clip, 256, 192, 768, 576));
return 0;
}
int igt_damage_iter_single_damage_intersect_src(void *ignored)
{
struct drm_atomic_helper_damage_iter iter;
struct drm_property_blob damage_blob;
struct drm_mode_rect damage;
struct drm_rect clip;
uint32_t num_hits = 0;
MOCK_VARIABLES();
set_plane_src(&old_state, 0, 0, 1024 << 16, 768 << 16);
set_plane_src(&state, 0, 0, 1024 << 16, 768 << 16);
/* Damage intersect with plane src. */
set_damage_clip(&damage, 256, 192, 1360, 768);
set_damage_blob(&damage_blob, &damage, sizeof(damage));
set_plane_damage(&state, &damage_blob);
drm_atomic_helper_damage_iter_init(&iter, &old_state, &state);
drm_atomic_for_each_plane_damage(&iter, &clip)
num_hits++;
FAIL(num_hits != 1, "Should return damage clipped to src.");
FAIL_ON(!check_damage_clip(&state, &clip, 256, 192, 1024, 768));
return 0;
}
int igt_damage_iter_single_damage_outside_src(void *ignored)
{
struct drm_atomic_helper_damage_iter iter;
struct drm_property_blob damage_blob;
struct drm_mode_rect damage;
struct drm_rect clip;
uint32_t num_hits = 0;
MOCK_VARIABLES();
set_plane_src(&old_state, 0, 0, 1024 << 16, 768 << 16);
set_plane_src(&state, 0, 0, 1024 << 16, 768 << 16);
/* Damage clip outside plane src */
set_damage_clip(&damage, 1360, 1360, 1380, 1380);
set_damage_blob(&damage_blob, &damage, sizeof(damage));
set_plane_damage(&state, &damage_blob);
drm_atomic_helper_damage_iter_init(&iter, &old_state, &state);
drm_atomic_for_each_plane_damage(&iter, &clip)
num_hits++;
FAIL(num_hits != 0, "Should have no damage.");
return 0;
}
int igt_damage_iter_single_damage_fractional_src(void *ignored)
{
struct drm_atomic_helper_damage_iter iter;
struct drm_property_blob damage_blob;
struct drm_mode_rect damage;
struct drm_rect clip;
uint32_t num_hits = 0;
MOCK_VARIABLES();
/* Plane src has fractional part. */
set_plane_src(&old_state, 0x40002, 0x40002,
0x40002 + (1024 << 16), 0x40002 + (768 << 16));
set_plane_src(&state, 0x40002, 0x40002,
0x40002 + (1024 << 16), 0x40002 + (768 << 16));
set_damage_clip(&damage, 10, 10, 256, 330);
set_damage_blob(&damage_blob, &damage, sizeof(damage));
set_plane_damage(&state, &damage_blob);
drm_atomic_helper_damage_iter_init(&iter, &old_state, &state);
drm_atomic_for_each_plane_damage(&iter, &clip)
num_hits++;
FAIL(num_hits != 1, "Should return damage when set.");
FAIL_ON(!check_damage_clip(&state, &clip, 10, 10, 256, 330));
return 0;
}
int igt_damage_iter_single_damage_intersect_fractional_src(void *ignored)
{
struct drm_atomic_helper_damage_iter iter;
struct drm_property_blob damage_blob;
struct drm_mode_rect damage;
struct drm_rect clip;
uint32_t num_hits = 0;
MOCK_VARIABLES();
/* Plane src has fractional part. */
set_plane_src(&old_state, 0x40002, 0x40002,
0x40002 + (1024 << 16), 0x40002 + (768 << 16));
set_plane_src(&state, 0x40002, 0x40002,
0x40002 + (1024 << 16), 0x40002 + (768 << 16));
/* Damage intersect with plane src. */
set_damage_clip(&damage, 10, 1, 1360, 330);
set_damage_blob(&damage_blob, &damage, sizeof(damage));
set_plane_damage(&state, &damage_blob);
drm_atomic_helper_damage_iter_init(&iter, &old_state, &state);
drm_atomic_for_each_plane_damage(&iter, &clip)
num_hits++;
FAIL(num_hits != 1, "Should return damage clipped to rounded off src.");
FAIL_ON(!check_damage_clip(&state, &clip, 10, 4, 1029, 330));
return 0;
}
int igt_damage_iter_single_damage_outside_fractional_src(void *ignored)
{
struct drm_atomic_helper_damage_iter iter;
struct drm_property_blob damage_blob;
struct drm_mode_rect damage;
struct drm_rect clip;
uint32_t num_hits = 0;
MOCK_VARIABLES();
/* Plane src has fractional part. */
set_plane_src(&old_state, 0x40002, 0x40002,
0x40002 + (1024 << 16), 0x40002 + (768 << 16));
set_plane_src(&state, 0x40002, 0x40002,
0x40002 + (1024 << 16), 0x40002 + (768 << 16));
/* Damage clip outside plane src */
set_damage_clip(&damage, 1360, 1360, 1380, 1380);
set_damage_blob(&damage_blob, &damage, sizeof(damage));
set_plane_damage(&state, &damage_blob);
drm_atomic_helper_damage_iter_init(&iter, &old_state, &state);
drm_atomic_for_each_plane_damage(&iter, &clip)
num_hits++;
FAIL(num_hits != 0, "Should have no damage.");
return 0;
}
int igt_damage_iter_single_damage_src_moved(void *ignored)
{
struct drm_atomic_helper_damage_iter iter;
struct drm_property_blob damage_blob;
struct drm_mode_rect damage;
struct drm_rect clip;
uint32_t num_hits = 0;
MOCK_VARIABLES();
/* Plane src moved since old plane state. */
set_plane_src(&old_state, 0, 0, 1024 << 16, 768 << 16);
set_plane_src(&state, 10 << 16, 10 << 16,
(10 + 1024) << 16, (10 + 768) << 16);
set_damage_clip(&damage, 20, 30, 256, 256);
set_damage_blob(&damage_blob, &damage, sizeof(damage));
set_plane_damage(&state, &damage_blob);
drm_atomic_helper_damage_iter_init(&iter, &old_state, &state);
drm_atomic_for_each_plane_damage(&iter, &clip)
num_hits++;
FAIL(num_hits != 1, "Should return plane src as damage.");
FAIL_ON(!check_damage_clip(&state, &clip, 10, 10, 1034, 778));
return 0;
}
int igt_damage_iter_single_damage_fractional_src_moved(void *ignored)
{
struct drm_atomic_helper_damage_iter iter;
struct drm_property_blob damage_blob;
struct drm_mode_rect damage;
struct drm_rect clip;
uint32_t num_hits = 0;
MOCK_VARIABLES();
/* Plane src with fractional part moved since old plane state. */
set_plane_src(&old_state, 0x3fffe, 0x3fffe,
0x3fffe + (1024 << 16), 0x3fffe + (768 << 16));
set_plane_src(&state, 0x40002, 0x40002,
0x40002 + (1024 << 16), 0x40002 + (768 << 16));
/* Damage intersect with plane src. */
set_damage_clip(&damage, 20, 30, 1360, 256);
set_damage_blob(&damage_blob, &damage, sizeof(damage));
set_plane_damage(&state, &damage_blob);
drm_atomic_helper_damage_iter_init(&iter, &old_state, &state);
drm_atomic_for_each_plane_damage(&iter, &clip)
num_hits++;
FAIL(num_hits != 1, "Should return rounded off plane src as damage.");
FAIL_ON(!check_damage_clip(&state, &clip, 4, 4, 1029, 773));
return 0;
}
int igt_damage_iter_damage(void *ignored)
{
struct drm_atomic_helper_damage_iter iter;
struct drm_property_blob damage_blob;
struct drm_mode_rect damage[2];
struct drm_rect clip;
uint32_t num_hits = 0;
MOCK_VARIABLES();
set_plane_src(&old_state, 0, 0, 1024 << 16, 768 << 16);
set_plane_src(&state, 0, 0, 1024 << 16, 768 << 16);
/* 2 damage clips. */
set_damage_clip(&damage[0], 20, 30, 200, 180);
set_damage_clip(&damage[1], 240, 200, 280, 250);
set_damage_blob(&damage_blob, &damage[0], sizeof(damage));
set_plane_damage(&state, &damage_blob);
drm_atomic_helper_damage_iter_init(&iter, &old_state, &state);
drm_atomic_for_each_plane_damage(&iter, &clip) {
if (num_hits == 0)
FAIL_ON(!check_damage_clip(&state, &clip, 20, 30, 200, 180));
if (num_hits == 1)
FAIL_ON(!check_damage_clip(&state, &clip, 240, 200, 280, 250));
num_hits++;
}
FAIL(num_hits != 2, "Should return damage when set.");
return 0;
}
int igt_damage_iter_damage_one_intersect(void *ignored)
{
struct drm_atomic_helper_damage_iter iter;
struct drm_property_blob damage_blob;
struct drm_mode_rect damage[2];
struct drm_rect clip;
uint32_t num_hits = 0;
MOCK_VARIABLES();
set_plane_src(&old_state, 0x40002, 0x40002,
0x40002 + (1024 << 16), 0x40002 + (768 << 16));
set_plane_src(&state, 0x40002, 0x40002,
0x40002 + (1024 << 16), 0x40002 + (768 << 16));
/* 2 damage clips, one intersect plane src. */
set_damage_clip(&damage[0], 20, 30, 200, 180);
set_damage_clip(&damage[1], 2, 2, 1360, 1360);
set_damage_blob(&damage_blob, &damage[0], sizeof(damage));
set_plane_damage(&state, &damage_blob);
drm_atomic_helper_damage_iter_init(&iter, &old_state, &state);
drm_atomic_for_each_plane_damage(&iter, &clip) {
if (num_hits == 0)
FAIL_ON(!check_damage_clip(&state, &clip, 20, 30, 200, 180));
if (num_hits == 1)
FAIL_ON(!check_damage_clip(&state, &clip, 4, 4, 1029, 773));
num_hits++;
}
FAIL(num_hits != 2, "Should return damage when set.");
return 0;
}
int igt_damage_iter_damage_one_outside(void *ignored)
{
struct drm_atomic_helper_damage_iter iter;
struct drm_property_blob damage_blob;
struct drm_mode_rect damage[2];
struct drm_rect clip;
uint32_t num_hits = 0;
MOCK_VARIABLES();
set_plane_src(&old_state, 0, 0, 1024 << 16, 768 << 16);
set_plane_src(&state, 0, 0, 1024 << 16, 768 << 16);
/* 2 damage clips, one outside plane src. */
set_damage_clip(&damage[0], 1360, 1360, 1380, 1380);
set_damage_clip(&damage[1], 240, 200, 280, 250);
set_damage_blob(&damage_blob, &damage[0], sizeof(damage));
set_plane_damage(&state, &damage_blob);
drm_atomic_helper_damage_iter_init(&iter, &old_state, &state);
drm_atomic_for_each_plane_damage(&iter, &clip)
num_hits++;
FAIL(num_hits != 1, "Should return damage when set.");
FAIL_ON(!check_damage_clip(&state, &clip, 240, 200, 280, 250));
return 0;
}
int igt_damage_iter_damage_src_moved(void *ignored)
{
struct drm_atomic_helper_damage_iter iter;
struct drm_property_blob damage_blob;
struct drm_mode_rect damage[2];
struct drm_rect clip;
uint32_t num_hits = 0;
MOCK_VARIABLES();
set_plane_src(&old_state, 0x40002, 0x40002,
0x40002 + (1024 << 16), 0x40002 + (768 << 16));
set_plane_src(&state, 0x3fffe, 0x3fffe,
0x3fffe + (1024 << 16), 0x3fffe + (768 << 16));
/* 2 damage clips, one outside plane src. */
set_damage_clip(&damage[0], 1360, 1360, 1380, 1380);
set_damage_clip(&damage[1], 240, 200, 280, 250);
set_damage_blob(&damage_blob, &damage[0], sizeof(damage));
set_plane_damage(&state, &damage_blob);
drm_atomic_helper_damage_iter_init(&iter, &old_state, &state);
drm_atomic_for_each_plane_damage(&iter, &clip)
num_hits++;
FAIL(num_hits != 1, "Should return round off plane src as damage.");
FAIL_ON(!check_damage_clip(&state, &clip, 3, 3, 1028, 772));
return 0;
}
int igt_damage_iter_damage_not_visible(void *ignored)
{
struct drm_atomic_helper_damage_iter iter;
struct drm_property_blob damage_blob;
struct drm_mode_rect damage[2];
struct drm_rect clip;
uint32_t num_hits = 0;
MOCK_VARIABLES();
state.visible = false;
set_plane_src(&old_state, 0x40002, 0x40002,
0x40002 + (1024 << 16), 0x40002 + (768 << 16));
set_plane_src(&state, 0x3fffe, 0x3fffe,
0x3fffe + (1024 << 16), 0x3fffe + (768 << 16));
/* 2 damage clips, one outside plane src. */
set_damage_clip(&damage[0], 1360, 1360, 1380, 1380);
set_damage_clip(&damage[1], 240, 200, 280, 250);
set_damage_blob(&damage_blob, &damage[0], sizeof(damage));
set_plane_damage(&state, &damage_blob);
drm_atomic_helper_damage_iter_init(&iter, &old_state, &state);
drm_atomic_for_each_plane_damage(&iter, &clip)
num_hits++;
FAIL(num_hits != 0, "Should not return any damage.");
return 0;
}