diff options
Diffstat (limited to 'include/linux/fb.h')
| -rw-r--r-- | include/linux/fb.h | 26 |
1 files changed, 19 insertions, 7 deletions
diff --git a/include/linux/fb.h b/include/linux/fb.h index c10163b4c40..907ace3a64c 100644 --- a/include/linux/fb.h +++ b/include/linux/fb.h @@ -4,8 +4,6 @@ #include <linux/types.h> #include <linux/i2c.h> -struct dentry; - /* Definitions of frame buffers */ #define FB_MAX 32 /* sufficient for now */ @@ -37,7 +35,7 @@ struct dentry; #define FBIOGET_HWCINFO 0x4616 #define FBIOPUT_MODEINFO 0x4617 #define FBIOGET_DISPINFO 0x4618 - +#define FBIO_WAITFORVSYNC _IOW('F', 0x20, __u32) #define FB_TYPE_PACKED_PIXELS 0 /* Packed Pixels */ #define FB_TYPE_PLANES 1 /* Non interleaved planes */ @@ -403,6 +401,7 @@ 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 +861,22 @@ 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 +969,8 @@ 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); @@ -1002,8 +1015,7 @@ extern void fb_deferred_io_open(struct fb_info *info, struct inode *inode, struct file *file); extern void fb_deferred_io_cleanup(struct fb_info *info); -extern int fb_deferred_io_fsync(struct file *file, struct dentry *dentry, - int datasync); +extern int fb_deferred_io_fsync(struct file *file, int datasync); static inline bool fb_be_math(struct fb_info *info) { |