// SPDX-License-Identifier: GPL-2.0/* * Test cases for the drm_framebuffer functions */ #include <linux/kernel.h> #include <drm/drm_device.h>#include <drm/drm_mode.h>#include <drm/drm_fourcc.h> #include "../drm_crtc_internal.h" #include "test-drm_modeset_common.h" #define MIN_WIDTH 4#define MAX_WIDTH 4096#define MIN_HEIGHT 4#define MAX_HEIGHT 4096 struct drm_framebuffer_test {	int buffer_created;	struct drm_mode_fb_cmd2 cmd;	const char *name;}; static struct drm_framebuffer_test createbuffer_tests[] = {{ .buffer_created = 1, .name = "ABGR8888 normal sizes",	.cmd = { .width = 600, .height = 600, .pixel_format = DRM_FORMAT_ABGR8888,		 .handles = { 1, 0, 0 }, .pitches = { 4 * 600, 0, 0 },	}},{ .buffer_created = 1, .name = "ABGR8888 max sizes",	.cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_ABGR8888,		 .handles = { 1, 0, 0 }, .pitches = { 4 * MAX_WIDTH, 0, 0 },	}},{ .buffer_created = 1, .name = "ABGR8888 pitch greater than min required",	.cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_ABGR8888,		 .handles = { 1, 0, 0 }, .pitches = { 4 * MAX_WIDTH + 1, 0, 0 },	}},{ .buffer_created = 0, .name = "ABGR8888 pitch less than min required",	.cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_ABGR8888,		 .handles = { 1, 0, 0 }, .pitches = { 4 * MAX_WIDTH - 1, 0, 0 },	}},{ .buffer_created = 0, .name = "ABGR8888 Invalid width",	.cmd = { .width = MAX_WIDTH + 1, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_ABGR8888,		 .handles = { 1, 0, 0 }, .pitches = { 4 * (MAX_WIDTH + 1), 0, 0 },	}},{ .buffer_created = 0, .name = "ABGR8888 Invalid buffer handle",	.cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_ABGR8888,		 .handles = { 0, 0, 0 }, .pitches = { 4 * MAX_WIDTH, 0, 0 },	}},{ .buffer_created = 0, .name = "No pixel format",	.cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT, .pixel_format = 0,		 .handles = { 1, 0, 0 }, .pitches = { 4 * MAX_WIDTH, 0, 0 },	}},{ .buffer_created = 0, .name = "ABGR8888 Width 0",	.cmd = { .width = 0, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_ABGR8888,		 .handles = { 1, 0, 0 }, .pitches = { 4 * MAX_WIDTH, 0, 0 },	}},{ .buffer_created = 0, .name = "ABGR8888 Height 0",	.cmd = { .width = MAX_WIDTH, .height = 0, .pixel_format = DRM_FORMAT_ABGR8888,		 .handles = { 1, 0, 0 }, .pitches = { 4 * MAX_WIDTH, 0, 0 },	}},{ .buffer_created = 0, .name = "ABGR8888 Out of bound height * pitch combination",	.cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_ABGR8888,		 .handles = { 1, 0, 0 }, .offsets = { UINT_MAX - 1, 0, 0 }, .pitches = { 4 * MAX_WIDTH, 0, 0 },	}},{ .buffer_created = 1, .name = "ABGR8888 Large buffer offset",	.cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_ABGR8888,		 .handles = { 1, 0, 0 }, .offsets = { UINT_MAX / 2, 0, 0 }, .pitches = { 4 * MAX_WIDTH, 0, 0 },	}},{ .buffer_created = 1, .name = "ABGR8888 Set DRM_MODE_FB_MODIFIERS without modifiers",	.cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_ABGR8888,		 .handles = { 1, 0, 0 }, .offsets = { UINT_MAX / 2, 0, 0 },		 .pitches = { 4 * MAX_WIDTH, 0, 0 }, .flags = DRM_MODE_FB_MODIFIERS,	}},{ .buffer_created = 1, .name = "ABGR8888 Valid buffer modifier",	.cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_ABGR8888,		 .handles = { 1, 0, 0 }, .offsets = { UINT_MAX / 2, 0, 0 }, .pitches = { 4 * MAX_WIDTH, 0, 0 },		 .flags = DRM_MODE_FB_MODIFIERS, .modifier = { AFBC_FORMAT_MOD_YTR, 0, 0 },	}},{ .buffer_created = 0, .name = "ABGR8888 Invalid buffer modifier(DRM_FORMAT_MOD_SAMSUNG_64_32_TILE)",	.cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_ABGR8888,		 .handles = { 1, 0, 0 }, .offsets = { UINT_MAX / 2, 0, 0 },		 .pitches = { 4 * MAX_WIDTH, 0, 0 }, .flags = DRM_MODE_FB_MODIFIERS,		 .modifier = { DRM_FORMAT_MOD_SAMSUNG_64_32_TILE, 0, 0 },	}},{ .buffer_created = 1, .name = "ABGR8888 Extra pitches without DRM_MODE_FB_MODIFIERS",	.cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_ABGR8888,		 .handles = { 1, 0, 0 }, .offsets = { UINT_MAX / 2, 0, 0 },		 .pitches = { 4 * MAX_WIDTH, 4 * MAX_WIDTH, 0 },	}},{ .buffer_created = 0, .name = "ABGR8888 Extra pitches with DRM_MODE_FB_MODIFIERS",	.cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_ABGR8888,		 .handles = { 1, 0, 0 }, .flags = DRM_MODE_FB_MODIFIERS,		 .pitches = { 4 * MAX_WIDTH, 4 * MAX_WIDTH, 0 },	}},{ .buffer_created = 1, .name = "NV12 Normal sizes",	.cmd = { .width = 600, .height = 600, .pixel_format = DRM_FORMAT_NV12,		 .handles = { 1, 1, 0 }, .pitches = { 600, 600, 0 },	}},{ .buffer_created = 1, .name = "NV12 Max sizes",	.cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_NV12,		 .handles = { 1, 1, 0 }, .pitches = { MAX_WIDTH, MAX_WIDTH, 0 },	}},{ .buffer_created = 0, .name = "NV12 Invalid pitch",	.cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_NV12,		 .handles = { 1, 1, 0 }, .pitches = { MAX_WIDTH, MAX_WIDTH - 1, 0 },	}},{ .buffer_created = 0, .name = "NV12 Invalid modifier/missing DRM_MODE_FB_MODIFIERS flag",	.cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_NV12,		 .handles = { 1, 1, 0 }, .modifier = { DRM_FORMAT_MOD_SAMSUNG_64_32_TILE, 0, 0 },		 .pitches = { MAX_WIDTH, MAX_WIDTH, 0 },	}},{ .buffer_created = 0, .name = "NV12 different  modifier per-plane",	.cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_NV12,		 .handles = { 1, 1, 0 }, .flags = DRM_MODE_FB_MODIFIERS,		 .modifier = { DRM_FORMAT_MOD_SAMSUNG_64_32_TILE, 0, 0 },		 .pitches = { MAX_WIDTH, MAX_WIDTH, 0 },	}},{ .buffer_created = 1, .name = "NV12 with DRM_FORMAT_MOD_SAMSUNG_64_32_TILE",	.cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_NV12,		 .handles = { 1, 1, 0 }, .flags = DRM_MODE_FB_MODIFIERS,		 .modifier = { DRM_FORMAT_MOD_SAMSUNG_64_32_TILE, DRM_FORMAT_MOD_SAMSUNG_64_32_TILE, 0 },		 .pitches = { MAX_WIDTH, MAX_WIDTH, 0 },	}},{ .buffer_created = 0, .name = "NV12 Valid modifiers without DRM_MODE_FB_MODIFIERS",	.cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_NV12,		 .handles = { 1, 1, 0 }, .modifier = { DRM_FORMAT_MOD_SAMSUNG_64_32_TILE,						       DRM_FORMAT_MOD_SAMSUNG_64_32_TILE, 0 },		 .pitches = { MAX_WIDTH, MAX_WIDTH, 0 },	}},{ .buffer_created = 0, .name = "NV12 Modifier for inexistent plane",	.cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_NV12,		 .handles = { 1, 1, 0 }, .flags = DRM_MODE_FB_MODIFIERS,		 .modifier = { DRM_FORMAT_MOD_SAMSUNG_64_32_TILE, DRM_FORMAT_MOD_SAMSUNG_64_32_TILE,			       DRM_FORMAT_MOD_SAMSUNG_64_32_TILE },		 .pitches = { MAX_WIDTH, MAX_WIDTH, 0 },	}},{ .buffer_created = 0, .name = "NV12 Handle for inexistent plane",	.cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_NV12,		 .handles = { 1, 1, 1 }, .flags = DRM_MODE_FB_MODIFIERS, .pitches = { MAX_WIDTH, MAX_WIDTH, 0 },	}},{ .buffer_created = 1, .name = "NV12 Handle for inexistent plane without DRM_MODE_FB_MODIFIERS",	.cmd = { .width = 600, .height = 600, .pixel_format = DRM_FORMAT_NV12,		 .handles = { 1, 1, 1 }, .pitches = { 600, 600, 600 },	}},{ .buffer_created = 1, .name = "YVU420 Normal sizes",	.cmd = { .width = 600, .height = 600, .pixel_format = DRM_FORMAT_YVU420,		 .handles = { 1, 1, 1 }, .flags = DRM_MODE_FB_MODIFIERS,		 .pitches = { 600, 300, 300 },	}},{ .buffer_created = 1, .name = "YVU420 DRM_MODE_FB_MODIFIERS set without modifier",	.cmd = { .width = 600, .height = 600, .pixel_format = DRM_FORMAT_YVU420,		 .handles = { 1, 1, 1 }, .pitches = { 600, 300, 300 },	}},{ .buffer_created = 1, .name = "YVU420 Max sizes",	.cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_YVU420,		 .handles = { 1, 1, 1 }, .pitches = { MAX_WIDTH, DIV_ROUND_UP(MAX_WIDTH, 2),						      DIV_ROUND_UP(MAX_WIDTH, 2) },	}},{ .buffer_created = 0, .name = "YVU420 Invalid pitch",	.cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_YVU420,		 .handles = { 1, 1, 1 }, .pitches = { MAX_WIDTH, DIV_ROUND_UP(MAX_WIDTH, 2) - 1,						      DIV_ROUND_UP(MAX_WIDTH, 2) },	}},{ .buffer_created = 1, .name = "YVU420 Different pitches",	.cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_YVU420,		 .handles = { 1, 1, 1 }, .pitches = { MAX_WIDTH, DIV_ROUND_UP(MAX_WIDTH, 2) + 1,						      DIV_ROUND_UP(MAX_WIDTH, 2) + 7 },	}},{ .buffer_created = 1, .name = "YVU420 Different buffer offsets/pitches",	.cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_YVU420,		 .handles = { 1, 1, 1 }, .offsets = { MAX_WIDTH, MAX_WIDTH  + MAX_WIDTH * MAX_HEIGHT,						      MAX_WIDTH  + 2 * MAX_WIDTH * MAX_HEIGHT },		 .pitches = { MAX_WIDTH, DIV_ROUND_UP(MAX_WIDTH, 2) + 1, DIV_ROUND_UP(MAX_WIDTH, 2) + 7 },	}},{ .buffer_created = 0, .name = "YVU420 Modifier set just for plane 0, without DRM_MODE_FB_MODIFIERS",	.cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_YVU420,		 .handles = { 1, 1, 1 }, .modifier = { AFBC_FORMAT_MOD_SPARSE, 0, 0 },		 .pitches = { MAX_WIDTH, DIV_ROUND_UP(MAX_WIDTH, 2), DIV_ROUND_UP(MAX_WIDTH, 2) },	}},{ .buffer_created = 0, .name = "YVU420 Modifier set just for planes 0, 1, without DRM_MODE_FB_MODIFIERS",	.cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_YVU420,		 .handles = { 1, 1, 1 }, .modifier = { AFBC_FORMAT_MOD_SPARSE, AFBC_FORMAT_MOD_SPARSE, 0 },		 .pitches = { MAX_WIDTH, DIV_ROUND_UP(MAX_WIDTH, 2), DIV_ROUND_UP(MAX_WIDTH, 2) },	}},{ .buffer_created = 0, .name = "YVU420 Modifier set just for plane 0, 1, with DRM_MODE_FB_MODIFIERS",	.cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_YVU420,		 .handles = { 1, 1, 1 }, .flags = DRM_MODE_FB_MODIFIERS,		 .modifier = { AFBC_FORMAT_MOD_SPARSE, AFBC_FORMAT_MOD_SPARSE, 0 },		 .pitches = { MAX_WIDTH, DIV_ROUND_UP(MAX_WIDTH, 2), DIV_ROUND_UP(MAX_WIDTH, 2) },	}},{ .buffer_created = 1, .name = "YVU420 Valid modifier",	.cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_YVU420,		 .handles = { 1, 1, 1 }, .flags = DRM_MODE_FB_MODIFIERS,		 .modifier = { AFBC_FORMAT_MOD_SPARSE, AFBC_FORMAT_MOD_SPARSE, AFBC_FORMAT_MOD_SPARSE },		 .pitches = { MAX_WIDTH, DIV_ROUND_UP(MAX_WIDTH, 2), DIV_ROUND_UP(MAX_WIDTH, 2) },	}},{ .buffer_created = 0, .name = "YVU420 Different modifiers per plane",	.cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_YVU420,		 .handles = { 1, 1, 1 }, .flags = DRM_MODE_FB_MODIFIERS,		 .modifier = { AFBC_FORMAT_MOD_SPARSE, AFBC_FORMAT_MOD_SPARSE | AFBC_FORMAT_MOD_YTR,			       AFBC_FORMAT_MOD_SPARSE },		 .pitches = { MAX_WIDTH, DIV_ROUND_UP(MAX_WIDTH, 2), DIV_ROUND_UP(MAX_WIDTH, 2) },	}},{ .buffer_created = 0, .name = "YVU420 Modifier for inexistent plane",	.cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_YVU420,		 .handles = { 1, 1, 1 }, .flags = DRM_MODE_FB_MODIFIERS,		 .modifier = { AFBC_FORMAT_MOD_SPARSE, AFBC_FORMAT_MOD_SPARSE, AFBC_FORMAT_MOD_SPARSE,			       AFBC_FORMAT_MOD_SPARSE },		 .pitches = { MAX_WIDTH, DIV_ROUND_UP(MAX_WIDTH, 2), DIV_ROUND_UP(MAX_WIDTH, 2) },	}},{ .buffer_created = 1, .name = "X0L2 Normal sizes",	.cmd = { .width = 600, .height = 600, .pixel_format = DRM_FORMAT_X0L2,		 .handles = { 1, 0, 0 }, .pitches = { 1200, 0, 0 }	}},{ .buffer_created = 1, .name = "X0L2 Max sizes",	.cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_X0L2,		 .handles = { 1, 0, 0 }, .pitches = { 2 * MAX_WIDTH, 0, 0 }	}},{ .buffer_created = 0, .name = "X0L2 Invalid pitch",	.cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_X0L2,		 .handles = { 1, 0, 0 }, .pitches = { 2 * MAX_WIDTH - 1, 0, 0 }	}},{ .buffer_created = 1, .name = "X0L2 Pitch greater than minimum required",	.cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_X0L2,		 .handles = { 1, 0, 0 }, .pitches = { 2 * MAX_WIDTH + 1, 0, 0 }	}},{ .buffer_created = 0, .name = "X0L2 Handle for inexistent plane",	.cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_X0L2,		 .handles = { 1, 1, 0 }, .flags = DRM_MODE_FB_MODIFIERS,		 .pitches = { 2 * MAX_WIDTH + 1, 0, 0 }	}},{ .buffer_created = 1, .name = "X0L2 Offset for inexistent plane, without DRM_MODE_FB_MODIFIERS set",	.cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_X0L2,		 .handles = { 1, 0, 0 }, .offsets = { 0, 0, 3 },		 .pitches = { 2 * MAX_WIDTH + 1, 0, 0 }	}},{ .buffer_created = 0, .name = "X0L2 Modifier without DRM_MODE_FB_MODIFIERS set",	.cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_X0L2,		 .handles = { 1, 0, 0 }, .pitches = { 2 * MAX_WIDTH + 1, 0, 0 },		 .modifier = { AFBC_FORMAT_MOD_SPARSE, 0, 0 },	}},{ .buffer_created = 1, .name = "X0L2 Valid modifier",	.cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT, .pixel_format = DRM_FORMAT_X0L2,		 .handles = { 1, 0, 0 }, .pitches = { 2 * MAX_WIDTH + 1, 0, 0 },		 .modifier = { AFBC_FORMAT_MOD_SPARSE, 0, 0 }, .flags = DRM_MODE_FB_MODIFIERS,	}},{ .buffer_created = 0, .name = "X0L2 Modifier for inexistent plane",	.cmd = { .width = MAX_WIDTH, .height = MAX_HEIGHT,		 .pixel_format = DRM_FORMAT_X0L2, .handles = { 1, 0, 0 },		 .pitches = { 2 * MAX_WIDTH + 1, 0, 0 },		 .modifier = { AFBC_FORMAT_MOD_SPARSE, AFBC_FORMAT_MOD_SPARSE, 0 },		 .flags = DRM_MODE_FB_MODIFIERS,	}},}; static struct drm_framebuffer *fb_create_mock(struct drm_device *dev,					      struct drm_file *file_priv,					      const struct drm_mode_fb_cmd2 *mode_cmd){	int *buffer_created = dev->dev_private;	*buffer_created = 1;	return ERR_PTR(-EINVAL);} static struct drm_mode_config_funcs mock_config_funcs = {	.fb_create = fb_create_mock,}; static struct drm_device mock_drm_device = {	.mode_config = {		.min_width = MIN_WIDTH,		.max_width = MAX_WIDTH,		.min_height = MIN_HEIGHT,		.max_height = MAX_HEIGHT,		.allow_fb_modifiers = true,		.funcs = &mock_config_funcs,	},}; static int execute_drm_mode_fb_cmd2(struct drm_mode_fb_cmd2 *r){	int buffer_created = 0; 	mock_drm_device.dev_private = &buffer_created;	drm_internal_framebuffer_create(&mock_drm_device, r, NULL);	return buffer_created;} int igt_check_drm_framebuffer_create(void *ignored){	int i = 0; 	for (i = 0; i < ARRAY_SIZE(createbuffer_tests); i++) {		FAIL(createbuffer_tests[i].buffer_created !=				execute_drm_mode_fb_cmd2(&createbuffer_tests[i].cmd),		     "Test %d: \"%s\" failed\n", i, createbuffer_tests[i].name);	} 	return 0;}