diff options
Diffstat (limited to 'include/linux/fb.h')
| -rw-r--r-- | include/linux/fb.h | 30 |
1 files changed, 23 insertions, 7 deletions
diff --git a/include/linux/fb.h b/include/linux/fb.h index e6a2053fbd51..574808f1450d 100644 --- a/include/linux/fb.h +++ b/include/linux/fb.h @@ -340,6 +340,24 @@ struct device; struct file; /* + * Register/unregister for framebuffer events + */ + +/* The resolution of the passed in fb_info about to change */ +#define FB_EVENT_MODE_CHANGE 0x01 +/* The display on this fb_info is beeing suspended, no access to the + * framebuffer is allowed any more after that call returns + */ +#define FB_EVENT_SUSPEND 0x02 +/* The display on this fb_info was resumed, you can restore the display + * if you own it + */ +#define FB_EVENT_RESUME 0x03 + +extern int fb_register_client(struct notifier_block *nb); +extern int fb_unregister_client(struct notifier_block *nb); + +/* * Pixmap structure definition * * The purpose of this structure is to translate data @@ -363,8 +381,6 @@ struct fb_pixmap { /* access methods */ void (*outbuf)(u8 *dst, u8 *addr, unsigned int size); u8 (*inbuf) (u8 *addr); - spinlock_t lock; /* spinlock */ - atomic_t count; }; /* @@ -448,8 +464,10 @@ struct fb_info { char *screen_base; /* Virtual address */ struct vc_data *display_fg; /* Console visible on this display */ int currcon; /* Current VC. */ - struct class_device class_dev; /* Sysfs data */ void *pseudo_palette; /* Fake palette of 16 colors */ +#define FBINFO_STATE_RUNNING 0 +#define FBINFO_STATE_SUSPENDED 1 + u32 state; /* Hardware state i.e suspend */ /* From here on everything is device dependent */ void *par; }; @@ -476,7 +494,7 @@ struct fb_info { #define fb_writeq sbus_writeq #define fb_memset sbus_memset_io -#elif defined(__i386__) || defined(__alpha__) || defined(__x86_64__) || defined(__hppa__) +#elif defined(__i386__) || defined(__alpha__) || defined(__x86_64__) || defined(__hppa__) || defined(__sh__) #define fb_readb __raw_readb #define fb_readw __raw_readw @@ -526,15 +544,13 @@ extern void move_buf_unaligned(struct fb_info *info, u8 * dst, u8 * src, u32 idx); extern void move_buf_aligned(struct fb_info *info, u8 * dst, u8 * src, u32 d_pitch, u32 s_pitch, u32 height); +extern void fb_set_suspend(struct fb_info *info, int state); extern struct fb_info *registered_fb[FB_MAX]; extern int num_registered_fb; /* drivers/video/fbsysfs.c */ extern struct fb_info *framebuffer_alloc(size_t size, struct device *dev); extern void framebuffer_release(struct fb_info *info); -extern int fb_add_class_device(struct fb_info *info); - -extern struct class fb_class; /* drivers/video/fbmon.c */ #define FB_MAXTIMINGS 0 |