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fbdev/core: Unexport logo helpers

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The interfaces for the fbdev logo are not used outside of the fbdev
module. Hence declare the fbdev logo functions in the internal header
file and remove their symbol exports. Only build the functions if
CONFIG_LOGO has been selected.

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Acked-by: Javier Martinez Canillas <javierm@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230907085408.9354-5-tzimmermann@suse.de
This commit is contained in:
Thomas Zimmermann 2023-09-07 10:52:03 +02:00
parent 58d2ef9c1c
commit fa671e4f15
3 changed files with 16 additions and 10 deletions
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16
drivers/video/fbdev/core/fb_internal.h
View File

@ -21,6 +21,22 @@ static inline void fb_unregister_chrdev(void)
#endif
/* fbmem.c */
#if defined(CONFIG_LOGO)
extern bool fb_center_logo;
extern int fb_logo_count;
int fb_prepare_logo(struct fb_info *fb_info, int rotate);
int fb_show_logo(struct fb_info *fb_info, int rotate);
#else
static inline int fb_prepare_logo(struct fb_info *info, int rotate)
{
return 0;
}
static inline int fb_show_logo(struct fb_info *info, int rotate)
{
return 0;
}
#endif /* CONFIG_LOGO */
extern struct class *fb_class;
extern struct mutex registration_lock;
extern struct fb_info *registered_fb[FB_MAX];

5
drivers/video/fbdev/core/fbmem.c
View File

@ -696,12 +696,7 @@ int fb_show_logo(struct fb_info *info, int rotate)
return y;
}
#else
int fb_prepare_logo(struct fb_info *info, int rotate) { return 0; }
int fb_show_logo(struct fb_info *info, int rotate) { return 0; }
#endif /* CONFIG_LOGO */
EXPORT_SYMBOL(fb_prepare_logo);
EXPORT_SYMBOL(fb_show_logo);
int
fb_pan_display(struct fb_info *info, struct fb_var_screeninfo *var)

5
include/linux/fb.h
View File

@ -591,8 +591,6 @@ extern ssize_t fb_sys_write(struct fb_info *info, const char __user *buf,
/* drivers/video/fbmem.c */
extern int register_framebuffer(struct fb_info *fb_info);
extern void unregister_framebuffer(struct fb_info *fb_info);
extern int fb_prepare_logo(struct fb_info *fb_info, int rotate);
extern int fb_show_logo(struct fb_info *fb_info, int rotate);
extern char* fb_get_buffer_offset(struct fb_info *info, struct fb_pixmap *buf, u32 size);
extern void fb_pad_unaligned_buffer(u8 *dst, u32 d_pitch, u8 *src, u32 idx,
u32 height, u32 shift_high, u32 shift_low, u32 mod);
@ -603,9 +601,6 @@ extern int fb_get_color_depth(struct fb_var_screeninfo *var,
extern int fb_get_options(const char *name, char **option);
extern int fb_new_modelist(struct fb_info *info);
extern bool fb_center_logo;
extern int fb_logo_count;
static inline void lock_fb_info(struct fb_info *info)
{
mutex_lock(&info->lock);