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drm/selftests: Add command line parser selftests 

The command line parser is pretty tough to get right and very error prone,
so let's add a selftest to try to catch any regression.

Reviewed-by: Noralf Trønnes <noralf@tronnes.org>
Signed-off-by: Maxime Ripard <maxime.ripard@bootlin.com>
Link: https://patchwork.freedesktop.org/patch/msgid/735348d3a475ce0bcc88b46e093ab149023bb202.1560783090.git-series.maxime.ripard@bootlin.com
alistair/sunxi64-5.4-dsi
Maxime Ripard 2019-06-19 12:17:52 +02:00
parent 731514b446
commit b7ced38916
No known key found for this signature in database
GPG Key ID: E3EF0D6F671851C5
3 changed files with 974 additions and 1 deletions
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2
drivers/gpu/drm/selftests/Makefile
View File

@ -3,4 +3,4 @@ test-drm_modeset-y := test-drm_modeset_common.o test-drm_plane_helper.o \
test-drm_format.o test-drm_framebuffer.o \
test-drm_damage_helper.o
obj-$(CONFIG_DRM_DEBUG_SELFTEST) += test-drm_mm.o test-drm_modeset.o
obj-$(CONFIG_DRM_DEBUG_SELFTEST) += test-drm_mm.o test-drm_modeset.o test-drm_cmdline_parser.o

55
drivers/gpu/drm/selftests/drm_cmdline_selftests.h 100644
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@ -0,0 +1,55 @@
/* SPDX-License-Identifier: GPL-2.0 */
/* List each unit test as selftest(function)
*
* The name is used as both an enum and expanded as igt__name to create
* a module parameter. It must be unique and legal for a C identifier.
*
* Tests are executed in order by igt/drm_mm
*/
#define cmdline_test(test) selftest(test, test)
cmdline_test(drm_cmdline_test_res)
cmdline_test(drm_cmdline_test_res_missing_x)
cmdline_test(drm_cmdline_test_res_missing_y)
cmdline_test(drm_cmdline_test_res_bad_y)
cmdline_test(drm_cmdline_test_res_missing_y_bpp)
cmdline_test(drm_cmdline_test_res_vesa)
cmdline_test(drm_cmdline_test_res_vesa_rblank)
cmdline_test(drm_cmdline_test_res_rblank)
cmdline_test(drm_cmdline_test_res_bpp)
cmdline_test(drm_cmdline_test_res_bad_bpp)
cmdline_test(drm_cmdline_test_res_refresh)
cmdline_test(drm_cmdline_test_res_bad_refresh)
cmdline_test(drm_cmdline_test_res_bpp_refresh)
cmdline_test(drm_cmdline_test_res_bpp_refresh_interlaced)
cmdline_test(drm_cmdline_test_res_bpp_refresh_margins)
cmdline_test(drm_cmdline_test_res_bpp_refresh_force_off)
cmdline_test(drm_cmdline_test_res_bpp_refresh_force_on_off)
cmdline_test(drm_cmdline_test_res_bpp_refresh_force_on)
cmdline_test(drm_cmdline_test_res_bpp_refresh_force_on_analog)
cmdline_test(drm_cmdline_test_res_bpp_refresh_force_on_digital)
cmdline_test(drm_cmdline_test_res_bpp_refresh_interlaced_margins_force_on)
cmdline_test(drm_cmdline_test_res_margins_force_on)
cmdline_test(drm_cmdline_test_res_vesa_margins)
cmdline_test(drm_cmdline_test_res_invalid_mode)
cmdline_test(drm_cmdline_test_res_bpp_wrong_place_mode)
cmdline_test(drm_cmdline_test_name)
cmdline_test(drm_cmdline_test_name_bpp)
cmdline_test(drm_cmdline_test_name_refresh)
cmdline_test(drm_cmdline_test_name_bpp_refresh)
cmdline_test(drm_cmdline_test_name_refresh_wrong_mode)
cmdline_test(drm_cmdline_test_name_refresh_invalid_mode)
cmdline_test(drm_cmdline_test_name_option)
cmdline_test(drm_cmdline_test_name_bpp_option)
cmdline_test(drm_cmdline_test_rotate_0)
cmdline_test(drm_cmdline_test_rotate_90)
cmdline_test(drm_cmdline_test_rotate_180)
cmdline_test(drm_cmdline_test_rotate_270)
cmdline_test(drm_cmdline_test_rotate_invalid_val)
cmdline_test(drm_cmdline_test_rotate_truncated)
cmdline_test(drm_cmdline_test_hmirror)
cmdline_test(drm_cmdline_test_vmirror)
cmdline_test(drm_cmdline_test_margin_options)
cmdline_test(drm_cmdline_test_multiple_options)
cmdline_test(drm_cmdline_test_invalid_option)

918
drivers/gpu/drm/selftests/test-drm_cmdline_parser.c 100644
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@ -0,0 +1,918 @@
// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (c) 2019 Bootlin
*/
#define pr_fmt(fmt) "drm_cmdline: " fmt
#include <linux/kernel.h>
#include <linux/module.h>
#include <drm/drm_connector.h>
#include <drm/drm_modes.h>
#define TESTS "drm_cmdline_selftests.h"
#include "drm_selftest.h"
#include "test-drm_modeset_common.h"
static int drm_cmdline_test_res(void *ignored)
{
struct drm_connector connector = { };
struct drm_cmdline_mode mode = { };
FAIL_ON(!drm_mode_parse_command_line_for_connector("720x480",
&connector,
&mode));
FAIL_ON(!mode.specified);
FAIL_ON(mode.xres != 720);
FAIL_ON(mode.yres != 480);
FAIL_ON(mode.refresh_specified);
FAIL_ON(mode.bpp_specified);
FAIL_ON(mode.rb);
FAIL_ON(mode.cvt);
FAIL_ON(mode.interlace);
FAIL_ON(mode.margins);
FAIL_ON(mode.force != DRM_FORCE_UNSPECIFIED);
return 0;
}
static int drm_cmdline_test_res_missing_x(void *ignored)
{
struct drm_connector connector = { };
struct drm_cmdline_mode mode = { };
FAIL_ON(drm_mode_parse_command_line_for_connector("x480",
&connector,
&mode));
return 0;
}
static int drm_cmdline_test_res_missing_y(void *ignored)
{
struct drm_connector connector = { };
struct drm_cmdline_mode mode = { };
FAIL_ON(drm_mode_parse_command_line_for_connector("1024x",
&connector,
&mode));
return 0;
}
static int drm_cmdline_test_res_bad_y(void *ignored)
{
struct drm_connector connector = { };
struct drm_cmdline_mode mode = { };
FAIL_ON(drm_mode_parse_command_line_for_connector("1024xtest",
&connector,
&mode));
return 0;
}
static int drm_cmdline_test_res_missing_y_bpp(void *ignored)
{
struct drm_connector connector = { };
struct drm_cmdline_mode mode = { };
FAIL_ON(drm_mode_parse_command_line_for_connector("1024x-24",
&connector,
&mode));
return 0;
}
static int drm_cmdline_test_res_vesa(void *ignored)
{
struct drm_connector connector = { };
struct drm_cmdline_mode mode = { };
FAIL_ON(!drm_mode_parse_command_line_for_connector("720x480M",
&connector,
&mode));
FAIL_ON(!mode.specified);
FAIL_ON(mode.xres != 720);
FAIL_ON(mode.yres != 480);
FAIL_ON(mode.refresh_specified);
FAIL_ON(mode.bpp_specified);
FAIL_ON(mode.rb);
FAIL_ON(!mode.cvt);
FAIL_ON(mode.interlace);
FAIL_ON(mode.margins);
FAIL_ON(mode.force != DRM_FORCE_UNSPECIFIED);
return 0;
}
static int drm_cmdline_test_res_vesa_rblank(void *ignored)
{
struct drm_connector connector = { };
struct drm_cmdline_mode mode = { };
FAIL_ON(!drm_mode_parse_command_line_for_connector("720x480MR",
&connector,
&mode));
FAIL_ON(!mode.specified);
FAIL_ON(mode.xres != 720);
FAIL_ON(mode.yres != 480);
FAIL_ON(mode.refresh_specified);
FAIL_ON(mode.bpp_specified);
FAIL_ON(!mode.rb);
FAIL_ON(!mode.cvt);
FAIL_ON(mode.interlace);
FAIL_ON(mode.margins);
FAIL_ON(mode.force != DRM_FORCE_UNSPECIFIED);
return 0;
}
static int drm_cmdline_test_res_rblank(void *ignored)
{
struct drm_connector connector = { };
struct drm_cmdline_mode mode = { };
FAIL_ON(!drm_mode_parse_command_line_for_connector("720x480R",
&connector,
&mode));
FAIL_ON(!mode.specified);
FAIL_ON(mode.xres != 720);
FAIL_ON(mode.yres != 480);
FAIL_ON(mode.refresh_specified);
FAIL_ON(mode.bpp_specified);
FAIL_ON(!mode.rb);
FAIL_ON(mode.cvt);
FAIL_ON(mode.interlace);
FAIL_ON(mode.margins);
FAIL_ON(mode.force != DRM_FORCE_UNSPECIFIED);
return 0;
}
static int drm_cmdline_test_res_bpp(void *ignored)
{
struct drm_connector connector = { };
struct drm_cmdline_mode mode = { };
FAIL_ON(!drm_mode_parse_command_line_for_connector("720x480-24",
&connector,
&mode));
FAIL_ON(!mode.specified);
FAIL_ON(mode.xres != 720);
FAIL_ON(mode.yres != 480);
FAIL_ON(mode.refresh_specified);
FAIL_ON(!mode.bpp_specified);
FAIL_ON(mode.bpp != 24);
FAIL_ON(mode.rb);
FAIL_ON(mode.cvt);
FAIL_ON(mode.interlace);
FAIL_ON(mode.margins);
FAIL_ON(mode.force != DRM_FORCE_UNSPECIFIED);
return 0;
}
static int drm_cmdline_test_res_bad_bpp(void *ignored)
{
struct drm_connector connector = { };
struct drm_cmdline_mode mode = { };
FAIL_ON(drm_mode_parse_command_line_for_connector("720x480-test",
&connector,
&mode));
return 0;
}
static int drm_cmdline_test_res_refresh(void *ignored)
{
struct drm_connector connector = { };
struct drm_cmdline_mode mode = { };
FAIL_ON(!drm_mode_parse_command_line_for_connector("720x480@60",
&connector,
&mode));
FAIL_ON(!mode.specified);
FAIL_ON(mode.xres != 720);
FAIL_ON(mode.yres != 480);
FAIL_ON(!mode.refresh_specified);
FAIL_ON(mode.refresh != 60);
FAIL_ON(mode.bpp_specified);
FAIL_ON(mode.rb);
FAIL_ON(mode.cvt);
FAIL_ON(mode.interlace);
FAIL_ON(mode.margins);
FAIL_ON(mode.force != DRM_FORCE_UNSPECIFIED);
return 0;
}
static int drm_cmdline_test_res_bad_refresh(void *ignored)
{
struct drm_connector connector = { };
struct drm_cmdline_mode mode = { };
FAIL_ON(drm_mode_parse_command_line_for_connector("720x480@refresh",
&connector,
&mode));
return 0;
}
static int drm_cmdline_test_res_bpp_refresh(void *ignored)
{
struct drm_connector connector = { };
struct drm_cmdline_mode mode = { };
FAIL_ON(!drm_mode_parse_command_line_for_connector("720x480-24@60",
&connector,
&mode));
FAIL_ON(!mode.specified);
FAIL_ON(mode.xres != 720);
FAIL_ON(mode.yres != 480);
FAIL_ON(!mode.refresh_specified);
FAIL_ON(mode.refresh != 60);
FAIL_ON(!mode.bpp_specified);
FAIL_ON(mode.bpp != 24);
FAIL_ON(mode.rb);
FAIL_ON(mode.cvt);
FAIL_ON(mode.interlace);
FAIL_ON(mode.margins);
FAIL_ON(mode.force != DRM_FORCE_UNSPECIFIED);
return 0;
}
static int drm_cmdline_test_res_bpp_refresh_interlaced(void *ignored)
{
struct drm_connector connector = { };
struct drm_cmdline_mode mode = { };
FAIL_ON(!drm_mode_parse_command_line_for_connector("720x480-24@60i",
&connector,
&mode));
FAIL_ON(!mode.specified);
FAIL_ON(mode.xres != 720);
FAIL_ON(mode.yres != 480);
FAIL_ON(!mode.refresh_specified);
FAIL_ON(mode.refresh != 60);
FAIL_ON(!mode.bpp_specified);
FAIL_ON(mode.bpp != 24);
FAIL_ON(mode.rb);
FAIL_ON(mode.cvt);
FAIL_ON(!mode.interlace);
FAIL_ON(mode.margins);
FAIL_ON(mode.force != DRM_FORCE_UNSPECIFIED);
return 0;
}
static int drm_cmdline_test_res_bpp_refresh_margins(void *ignored)
{
struct drm_connector connector = { };
struct drm_cmdline_mode mode = { };
FAIL_ON(!drm_mode_parse_command_line_for_connector("720x480-24@60m",
&connector,
&mode));
FAIL_ON(!mode.specified);
FAIL_ON(mode.xres != 720);
FAIL_ON(mode.yres != 480);
FAIL_ON(!mode.refresh_specified);
FAIL_ON(mode.refresh != 60);
FAIL_ON(!mode.bpp_specified);
FAIL_ON(mode.bpp != 24);
FAIL_ON(mode.rb);
FAIL_ON(mode.cvt);
FAIL_ON(mode.interlace);
FAIL_ON(!mode.margins);
FAIL_ON(mode.force != DRM_FORCE_UNSPECIFIED);
return 0;
}
static int drm_cmdline_test_res_bpp_refresh_force_off(void *ignored)
{
struct drm_connector connector = { };
struct drm_cmdline_mode mode = { };
FAIL_ON(!drm_mode_parse_command_line_for_connector("720x480-24@60d",
&connector,
&mode));
FAIL_ON(!mode.specified);
FAIL_ON(mode.xres != 720);
FAIL_ON(mode.yres != 480);
FAIL_ON(!mode.refresh_specified);
FAIL_ON(mode.refresh != 60);
FAIL_ON(!mode.bpp_specified);
FAIL_ON(mode.bpp != 24);
FAIL_ON(mode.rb);
FAIL_ON(mode.cvt);
FAIL_ON(mode.interlace);
FAIL_ON(mode.margins);
FAIL_ON(mode.force != DRM_FORCE_OFF);
return 0;
}
static int drm_cmdline_test_res_bpp_refresh_force_on_off(void *ignored)
{
struct drm_connector connector = { };
struct drm_cmdline_mode mode = { };
FAIL_ON(drm_mode_parse_command_line_for_connector("720x480-24@60de",
&connector,
&mode));
return 0;
}
static int drm_cmdline_test_res_bpp_refresh_force_on(void *ignored)
{
struct drm_connector connector = { };
struct drm_cmdline_mode mode = { };
FAIL_ON(!drm_mode_parse_command_line_for_connector("720x480-24@60e",
&connector,
&mode));
FAIL_ON(!mode.specified);
FAIL_ON(mode.xres != 720);
FAIL_ON(mode.yres != 480);
FAIL_ON(!mode.refresh_specified);
FAIL_ON(mode.refresh != 60);
FAIL_ON(!mode.bpp_specified);
FAIL_ON(mode.bpp != 24);
FAIL_ON(mode.rb);
FAIL_ON(mode.cvt);
FAIL_ON(mode.interlace);
FAIL_ON(mode.margins);
FAIL_ON(mode.force != DRM_FORCE_ON);
return 0;
}
static int drm_cmdline_test_res_bpp_refresh_force_on_analog(void *ignored)
{
struct drm_connector connector = { };
struct drm_cmdline_mode mode = { };
FAIL_ON(!drm_mode_parse_command_line_for_connector("720x480-24@60D",
&connector,
&mode));
FAIL_ON(!mode.specified);
FAIL_ON(mode.xres != 720);
FAIL_ON(mode.yres != 480);
FAIL_ON(!mode.refresh_specified);
FAIL_ON(mode.refresh != 60);
FAIL_ON(!mode.bpp_specified);
FAIL_ON(mode.bpp != 24);
FAIL_ON(mode.rb);
FAIL_ON(mode.cvt);
FAIL_ON(mode.interlace);
FAIL_ON(mode.margins);
FAIL_ON(mode.force != DRM_FORCE_ON);
return 0;
}
static int drm_cmdline_test_res_bpp_refresh_force_on_digital(void *ignored)
{
struct drm_connector connector = { };
struct drm_cmdline_mode mode = { };
connector.connector_type = DRM_MODE_CONNECTOR_DVII;
FAIL_ON(!drm_mode_parse_command_line_for_connector("720x480-24@60D",
&connector,
&mode));
FAIL_ON(!mode.specified);
FAIL_ON(mode.xres != 720);
FAIL_ON(mode.yres != 480);
FAIL_ON(!mode.refresh_specified);
FAIL_ON(mode.refresh != 60);
FAIL_ON(!mode.bpp_specified);
FAIL_ON(mode.bpp != 24);
FAIL_ON(mode.rb);
FAIL_ON(mode.cvt);
FAIL_ON(mode.interlace);
FAIL_ON(mode.margins);
FAIL_ON(mode.force != DRM_FORCE_ON_DIGITAL);
return 0;
}
static int drm_cmdline_test_res_bpp_refresh_interlaced_margins_force_on(void *ignored)
{
struct drm_connector connector = { };
struct drm_cmdline_mode mode = { };
FAIL_ON(!drm_mode_parse_command_line_for_connector("720x480-24@60ime",
&connector,
&mode));
FAIL_ON(!mode.specified);
FAIL_ON(mode.xres != 720);
FAIL_ON(mode.yres != 480);
FAIL_ON(!mode.refresh_specified);
FAIL_ON(mode.refresh != 60);
FAIL_ON(!mode.bpp_specified);
FAIL_ON(mode.bpp != 24);
FAIL_ON(mode.rb);
FAIL_ON(mode.cvt);
FAIL_ON(!mode.interlace);
FAIL_ON(!mode.margins);
FAIL_ON(mode.force != DRM_FORCE_ON);
return 0;
}
static int drm_cmdline_test_res_margins_force_on(void *ignored)
{
struct drm_connector connector = { };
struct drm_cmdline_mode mode = { };
FAIL_ON(!drm_mode_parse_command_line_for_connector("720x480me",
&connector,
&mode));
FAIL_ON(!mode.specified);
FAIL_ON(mode.xres != 720);
FAIL_ON(mode.yres != 480);
FAIL_ON(mode.refresh_specified);
FAIL_ON(mode.bpp_specified);
FAIL_ON(mode.rb);
FAIL_ON(mode.cvt);
FAIL_ON(mode.interlace);
FAIL_ON(!mode.margins);
FAIL_ON(mode.force != DRM_FORCE_ON);
return 0;
}
static int drm_cmdline_test_res_vesa_margins(void *ignored)
{
struct drm_connector connector = { };
struct drm_cmdline_mode mode = { };
FAIL_ON(!drm_mode_parse_command_line_for_connector("720x480Mm",
&connector,
&mode));
FAIL_ON(!mode.specified);
FAIL_ON(mode.xres != 720);
FAIL_ON(mode.yres != 480);
FAIL_ON(mode.refresh_specified);
FAIL_ON(mode.bpp_specified);
FAIL_ON(mode.rb);
FAIL_ON(!mode.cvt);
FAIL_ON(mode.interlace);
FAIL_ON(!mode.margins);
FAIL_ON(mode.force != DRM_FORCE_UNSPECIFIED);
return 0;
}
static int drm_cmdline_test_res_invalid_mode(void *ignored)
{
struct drm_connector connector = { };
struct drm_cmdline_mode mode = { };
FAIL_ON(drm_mode_parse_command_line_for_connector("720x480f",
&connector,
&mode));
return 0;
}
static int drm_cmdline_test_res_bpp_wrong_place_mode(void *ignored)
{
struct drm_connector connector = { };
struct drm_cmdline_mode mode = { };
FAIL_ON(drm_mode_parse_command_line_for_connector("720x480e-24",
&connector,
&mode));
return 0;
}
static int drm_cmdline_test_name(void *ignored)
{
struct drm_connector connector = { };
struct drm_cmdline_mode mode = { };
FAIL_ON(!drm_mode_parse_command_line_for_connector("NTSC",
&connector,
&mode));
FAIL_ON(strcmp(mode.name, "NTSC"));
FAIL_ON(mode.refresh_specified);
FAIL_ON(mode.bpp_specified);
return 0;
}
static int drm_cmdline_test_name_bpp(void *ignored)
{
struct drm_connector connector = { };
struct drm_cmdline_mode mode = { };
FAIL_ON(!drm_mode_parse_command_line_for_connector("NTSC-24",
&connector,
&mode));
FAIL_ON(strcmp(mode.name, "NTSC"));
FAIL_ON(mode.refresh_specified);
FAIL_ON(!mode.bpp_specified);
FAIL_ON(mode.bpp != 24);
return 0;
}
static int drm_cmdline_test_name_bpp_refresh(void *ignored)
{
struct drm_connector connector = { };
struct drm_cmdline_mode mode = { };
FAIL_ON(drm_mode_parse_command_line_for_connector("NTSC-24@60",
&connector,
&mode));
return 0;
}
static int drm_cmdline_test_name_refresh(void *ignored)
{
struct drm_connector connector = { };
struct drm_cmdline_mode mode = { };
FAIL_ON(drm_mode_parse_command_line_for_connector("NTSC@60",
&connector,
&mode));
return 0;
}
static int drm_cmdline_test_name_refresh_wrong_mode(void *ignored)
{
struct drm_connector connector = { };
struct drm_cmdline_mode mode = { };
FAIL_ON(drm_mode_parse_command_line_for_connector("NTSC@60m",
&connector,
&mode));
return 0;
}
static int drm_cmdline_test_name_refresh_invalid_mode(void *ignored)
{
struct drm_connector connector = { };
struct drm_cmdline_mode mode = { };
FAIL_ON(drm_mode_parse_command_line_for_connector("NTSC@60f",
&connector,
&mode));
return 0;
}
static int drm_cmdline_test_name_option(void *ignored)
{
struct drm_connector connector = { };
struct drm_cmdline_mode mode = { };
FAIL_ON(!drm_mode_parse_command_line_for_connector("NTSC,rotate=180",
&connector,
&mode));
FAIL_ON(!mode.specified);
FAIL_ON(strcmp(mode.name, "NTSC"));
FAIL_ON(mode.rotation_reflection != DRM_MODE_ROTATE_180);
return 0;
}
static int drm_cmdline_test_name_bpp_option(void *ignored)
{
struct drm_connector connector = { };
struct drm_cmdline_mode mode = { };
FAIL_ON(!drm_mode_parse_command_line_for_connector("NTSC-24,rotate=180",
&connector,
&mode));
FAIL_ON(!mode.specified);
FAIL_ON(strcmp(mode.name, "NTSC"));
FAIL_ON(mode.rotation_reflection != DRM_MODE_ROTATE_180);
FAIL_ON(!mode.bpp_specified);
FAIL_ON(mode.bpp != 24);
return 0;
}
static int drm_cmdline_test_rotate_0(void *ignored)
{
struct drm_connector connector = { };
struct drm_cmdline_mode mode = { };
FAIL_ON(!drm_mode_parse_command_line_for_connector("720x480,rotate=0",
&connector,
&mode));
FAIL_ON(!mode.specified);
FAIL_ON(mode.xres != 720);
FAIL_ON(mode.yres != 480);
FAIL_ON(mode.rotation_reflection != DRM_MODE_ROTATE_0);
FAIL_ON(mode.refresh_specified);
FAIL_ON(mode.bpp_specified);
FAIL_ON(mode.rb);
FAIL_ON(mode.cvt);
FAIL_ON(mode.interlace);
FAIL_ON(mode.margins);
FAIL_ON(mode.force != DRM_FORCE_UNSPECIFIED);
return 0;
}
static int drm_cmdline_test_rotate_90(void *ignored)
{
struct drm_connector connector = { };
struct drm_cmdline_mode mode = { };
FAIL_ON(!drm_mode_parse_command_line_for_connector("720x480,rotate=90",
&connector,
&mode));
FAIL_ON(!mode.specified);
FAIL_ON(mode.xres != 720);
FAIL_ON(mode.yres != 480);
FAIL_ON(mode.rotation_reflection != DRM_MODE_ROTATE_90);
FAIL_ON(mode.refresh_specified);
FAIL_ON(mode.bpp_specified);
FAIL_ON(mode.rb);
FAIL_ON(mode.cvt);
FAIL_ON(mode.interlace);
FAIL_ON(mode.margins);
FAIL_ON(mode.force != DRM_FORCE_UNSPECIFIED);
return 0;
}
static int drm_cmdline_test_rotate_180(void *ignored)
{
struct drm_connector connector = { };
struct drm_cmdline_mode mode = { };
FAIL_ON(!drm_mode_parse_command_line_for_connector("720x480,rotate=180",
&connector,
&mode));
FAIL_ON(!mode.specified);
FAIL_ON(mode.xres != 720);
FAIL_ON(mode.yres != 480);
FAIL_ON(mode.rotation_reflection != DRM_MODE_ROTATE_180);
FAIL_ON(mode.refresh_specified);
FAIL_ON(mode.bpp_specified);
FAIL_ON(mode.rb);
FAIL_ON(mode.cvt);
FAIL_ON(mode.interlace);
FAIL_ON(mode.margins);
FAIL_ON(mode.force != DRM_FORCE_UNSPECIFIED);
return 0;
}
static int drm_cmdline_test_rotate_270(void *ignored)
{
struct drm_connector connector = { };
struct drm_cmdline_mode mode = { };
FAIL_ON(!drm_mode_parse_command_line_for_connector("720x480,rotate=270",
&connector,
&mode));
FAIL_ON(!mode.specified);
FAIL_ON(mode.xres != 720);
FAIL_ON(mode.yres != 480);
FAIL_ON(mode.rotation_reflection != DRM_MODE_ROTATE_270);
FAIL_ON(mode.refresh_specified);
FAIL_ON(mode.bpp_specified);
FAIL_ON(mode.rb);
FAIL_ON(mode.cvt);
FAIL_ON(mode.interlace);
FAIL_ON(mode.margins);
FAIL_ON(mode.force != DRM_FORCE_UNSPECIFIED);
return 0;
}
static int drm_cmdline_test_rotate_invalid_val(void *ignored)
{
struct drm_connector connector = { };
struct drm_cmdline_mode mode = { };
FAIL_ON(drm_mode_parse_command_line_for_connector("720x480,rotate=42",
&connector,
&mode));
return 0;
}
static int drm_cmdline_test_rotate_truncated(void *ignored)
{
struct drm_connector connector = { };
struct drm_cmdline_mode mode = { };
FAIL_ON(drm_mode_parse_command_line_for_connector("720x480,rotate=",
&connector,
&mode));
return 0;
}
static int drm_cmdline_test_hmirror(void *ignored)
{
struct drm_connector connector = { };
struct drm_cmdline_mode mode = { };
FAIL_ON(!drm_mode_parse_command_line_for_connector("720x480,reflect_x",
&connector,
&mode));
FAIL_ON(!mode.specified);
FAIL_ON(mode.xres != 720);
FAIL_ON(mode.yres != 480);
FAIL_ON(mode.rotation_reflection != DRM_MODE_REFLECT_X);
FAIL_ON(mode.refresh_specified);
FAIL_ON(mode.bpp_specified);
FAIL_ON(mode.rb);
FAIL_ON(mode.cvt);
FAIL_ON(mode.interlace);
FAIL_ON(mode.margins);
FAIL_ON(mode.force != DRM_FORCE_UNSPECIFIED);
return 0;
}
static int drm_cmdline_test_vmirror(void *ignored)
{
struct drm_connector connector = { };
struct drm_cmdline_mode mode = { };
FAIL_ON(!drm_mode_parse_command_line_for_connector("720x480,reflect_y",
&connector,
&mode));
FAIL_ON(!mode.specified);
FAIL_ON(mode.xres != 720);
FAIL_ON(mode.yres != 480);
FAIL_ON(mode.rotation_reflection != DRM_MODE_REFLECT_Y);
FAIL_ON(mode.refresh_specified);
FAIL_ON(mode.bpp_specified);
FAIL_ON(mode.rb);
FAIL_ON(mode.cvt);
FAIL_ON(mode.interlace);
FAIL_ON(mode.margins);
FAIL_ON(mode.force != DRM_FORCE_UNSPECIFIED);
return 0;
}
static int drm_cmdline_test_margin_options(void *ignored)
{
struct drm_connector connector = { };
struct drm_cmdline_mode mode = { };
FAIL_ON(!drm_mode_parse_command_line_for_connector("720x480,margin_right=14,margin_left=24,margin_bottom=36,margin_top=42",
&connector,
&mode));
FAIL_ON(!mode.specified);
FAIL_ON(mode.xres != 720);
FAIL_ON(mode.yres != 480);
FAIL_ON(mode.tv_margins.right != 14);
FAIL_ON(mode.tv_margins.left != 24);
FAIL_ON(mode.tv_margins.bottom != 36);
FAIL_ON(mode.tv_margins.top != 42);
FAIL_ON(mode.refresh_specified);
FAIL_ON(mode.bpp_specified);
FAIL_ON(mode.rb);
FAIL_ON(mode.cvt);
FAIL_ON(mode.interlace);
FAIL_ON(mode.margins);
FAIL_ON(mode.force != DRM_FORCE_UNSPECIFIED);
return 0;
}
static int drm_cmdline_test_multiple_options(void *ignored)
{
struct drm_connector connector = { };
struct drm_cmdline_mode mode = { };
FAIL_ON(!drm_mode_parse_command_line_for_connector("720x480,rotate=270,reflect_x",
&connector,
&mode));
FAIL_ON(!mode.specified);
FAIL_ON(mode.xres != 720);
FAIL_ON(mode.yres != 480);
FAIL_ON(mode.rotation_reflection != (DRM_MODE_ROTATE_270 | DRM_MODE_REFLECT_X));
FAIL_ON(mode.refresh_specified);
FAIL_ON(mode.bpp_specified);
FAIL_ON(mode.rb);
FAIL_ON(mode.cvt);
FAIL_ON(mode.interlace);
FAIL_ON(mode.margins);
FAIL_ON(mode.force != DRM_FORCE_UNSPECIFIED);
return 0;
}
static int drm_cmdline_test_invalid_option(void *ignored)
{
struct drm_connector connector = { };
struct drm_cmdline_mode mode = { };
FAIL_ON(drm_mode_parse_command_line_for_connector("720x480,test=42",
&connector,
&mode));
return 0;
}
#include "drm_selftest.c"
static int __init test_drm_cmdline_init(void)
{
int err;
err = run_selftests(selftests, ARRAY_SIZE(selftests), NULL);
return err > 0 ? 0 : err;
}
module_init(test_drm_cmdline_init);
MODULE_AUTHOR("Maxime Ripard <maxime.ripard@bootlin.com>");
MODULE_LICENSE("GPL");