diff options
Diffstat (limited to 'include/linux/fb.h')
| -rw-r--r-- | include/linux/fb.h | 19 |
1 files changed, 17 insertions, 2 deletions
diff --git a/include/linux/fb.h b/include/linux/fb.h index c10163b4c40e..1296af45169d 100644 --- a/include/linux/fb.h +++ b/include/linux/fb.h @@ -403,6 +403,7 @@ struct fb_cursor { #include <linux/notifier.h> #include <linux/list.h> #include <linux/backlight.h> +#include <linux/slab.h> #include <asm/io.h> struct vm_area_struct; @@ -862,10 +863,22 @@ struct fb_info { /* we need the PCI or similiar aperture base/size not smem_start/size as smem_start may just be an object allocated inside the aperture so may not actually overlap */ - resource_size_t aperture_base; - resource_size_t aperture_size; + struct apertures_struct { + unsigned int count; + struct aperture { + resource_size_t base; + resource_size_t size; + } ranges[0]; + } *apertures; }; +static inline struct apertures_struct *alloc_apertures(unsigned int max_num) { + struct apertures_struct *a = kzalloc(sizeof(struct apertures_struct) + + max_num * sizeof(struct aperture), GFP_KERNEL); + a->count = max_num; + return a; +} + #ifdef MODULE #define FBINFO_DEFAULT FBINFO_MODULE #else @@ -958,6 +971,8 @@ 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 int unregister_framebuffer(struct fb_info *fb_info); +extern void remove_conflicting_framebuffers(struct apertures_struct *a, + const char *name, bool primary); 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); |