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/* SPDX-License-Identifier: GPL-2.0 or MIT */
#ifndef __DRM_DRM_PANIC_HELPER_H_
#define __DRM_DRM_PANIC_HELPER_H_
#include <linux/types.h>
enum drm_panic_type;
struct drm_plane;
struct drm_scanout_buffer;
/* drm_panic_helper.c */
int drm_plane_helper_display_panic_screen(struct drm_plane *plane,
const char *description,
enum drm_panic_type panic_type,
u32 fg_color, u32 bg_color,
unsigned int qr_version);
#if IS_ENABLED(CONFIG_KUNIT)
int drm_panic_helper_draw_screen_user(struct drm_scanout_buffer *sb, u32 fg_color, u32 bg_color);
int drm_panic_helper_draw_screen_kmsg(struct drm_scanout_buffer *sb, u32 fg_color, u32 bg_color);
int drm_panic_helper_draw_screen_qr_code(struct drm_scanout_buffer *sb,
u32 fg_color, u32 bg_color, unsigned int qr_version);
void drm_panic_helper_set_description(const char *description);
void drm_panic_helper_clear_description(void);
#endif
/* drm_panic_helper_qr.rs */
size_t drm_panic_helper_qr_max_data_size(u8 version, size_t url_len);
u8 drm_panic_helper_qr_generate(const char *url, u8 *data, size_t data_len, size_t data_size,
u8 *tmp, size_t tmp_size);
#if IS_ENABLED(CONFIG_DRM_PANIC)
#define DRM_PANIC_PLANE_FUNCS \
.display_panic_screen = drm_plane_helper_display_panic_screen
#else
#define DRM_PANIC_PLANE_FUNCS \
.display_panic_screen = NULL
#endif
#endif
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