#define _LINUX_FB_H
#include <asm/types.h>
+#include <linux/i2c.h>
/* Definitions of frame buffers */
#define FB_ACCEL_NV_20 44 /* nVidia Arch 20 */
#define FB_ACCEL_NV_30 45 /* nVidia Arch 30 */
#define FB_ACCEL_NV_40 46 /* nVidia Arch 40 */
+#define FB_ACCEL_XGI_VOLARI_V 47 /* XGI Volari V3XT, V5, V8 */
+#define FB_ACCEL_XGI_VOLARI_Z 48 /* XGI Volari Z7 */
#define FB_ACCEL_NEOMAGIC_NM2070 90 /* NeoMagic NM2070 */
#define FB_ACCEL_NEOMAGIC_NM2090 91 /* NeoMagic NM2090 */
#define FB_ACCEL_NEOMAGIC_NM2093 92 /* NeoMagic NM2093 */
#define FB_VMODE_SMOOTH_XPAN 512 /* smooth xpan possible (internally used) */
#define FB_VMODE_CONUPDATE 512 /* don't update x/yoffset */
+/*
+ * Display rotation support
+ */
+#define FB_ROTATE_UR 0
+#define FB_ROTATE_CW 1
+#define FB_ROTATE_UD 2
+#define FB_ROTATE_CCW 3
+
#define PICOS2KHZ(a) (1000000000UL/(a))
#define KHZ2PICOS(a) (1000000000UL/(a))
struct fb_image image; /* Cursor image */
};
+#ifdef CONFIG_FB_BACKLIGHT
+/* Settings for the generic backlight code */
+#define FB_BACKLIGHT_LEVELS 128
+#define FB_BACKLIGHT_MAX 0xFF
+#endif
+
#ifdef __KERNEL__
#include <linux/fs.h>
#include <linux/init.h>
-#include <linux/tty.h>
#include <linux/device.h>
#include <linux/workqueue.h>
-#include <linux/devfs_fs_kernel.h>
#include <linux/notifier.h>
#include <linux/list.h>
+#include <linux/backlight.h>
#include <asm/io.h>
struct vm_area_struct;
#define FB_EVENT_MODE_DELETE 0x04
/* A driver registered itself */
#define FB_EVENT_FB_REGISTERED 0x05
-/* get console to framebuffer mapping */
-#define FB_EVENT_GET_CONSOLE_MAP 0x06
-/* set console to framebuffer mapping */
-#define FB_EVENT_SET_CONSOLE_MAP 0x07
+/* A driver unregistered itself */
+#define FB_EVENT_FB_UNREGISTERED 0x06
+/* CONSOLE-SPECIFIC: get console to framebuffer mapping */
+#define FB_EVENT_GET_CONSOLE_MAP 0x07
+/* CONSOLE-SPECIFIC: set console to framebuffer mapping */
+#define FB_EVENT_SET_CONSOLE_MAP 0x08
/* A display blank is requested */
-#define FB_EVENT_BLANK 0x08
+#define FB_EVENT_BLANK 0x09
/* Private modelist is to be replaced */
-#define FB_EVENT_NEW_MODELIST 0x09
+#define FB_EVENT_NEW_MODELIST 0x0A
+/* The resolution of the passed in fb_info about to change and
+ all vc's should be changed */
+#define FB_EVENT_MODE_CHANGE_ALL 0x0B
struct fb_event {
struct fb_info *info;
extern int fb_register_client(struct notifier_block *nb);
extern int fb_unregister_client(struct notifier_block *nb);
-
+extern int fb_notifier_call_chain(unsigned long val, void *v);
/*
* Pixmap structure definition
*
u32 offset; /* current offset to buffer */
u32 buf_align; /* byte alignment of each bitmap */
u32 scan_align; /* alignment per scanline */
- u32 access_align; /* alignment per read/write */
+ u32 access_align; /* alignment per read/write (bits) */
u32 flags; /* see FB_PIXMAP_* */
/* access methods */
- void (*outbuf)(struct fb_info *info, u8 *addr, u8 *src, unsigned int size);
- u8 (*inbuf) (struct fb_info *info, u8 *addr);
+ void (*writeio)(struct fb_info *info, void __iomem *dst, void *src, unsigned int size);
+ void (*readio) (struct fb_info *info, void *dst, void __iomem *src, unsigned int size);
};
* Frame buffer operations
*
* LOCKING NOTE: those functions must _ALL_ be called with the console
- * semaphore held, this is the only suitable locking mecanism we have
+ * semaphore held, this is the only suitable locking mechanism we have
* in 2.6. Some may be called at interrupt time at this point though.
*/
int (*fb_sync)(struct fb_info *info);
/* perform fb specific ioctl (optional) */
- int (*fb_ioctl)(struct inode *inode, struct file *file, unsigned int cmd,
- unsigned long arg, struct fb_info *info);
+ int (*fb_ioctl)(struct fb_info *info, unsigned int cmd,
+ unsigned long arg);
/* Handle 32bit compat ioctl (optional) */
- long (*fb_compat_ioctl)(struct file *f, unsigned cmd, unsigned long arg,
- struct fb_info *info);
+ int (*fb_compat_ioctl)(struct fb_info *info, unsigned cmd,
+ unsigned long arg);
/* perform fb specific mmap */
- int (*fb_mmap)(struct fb_info *info, struct file *file, struct vm_area_struct *vma);
+ int (*fb_mmap)(struct fb_info *info, struct vm_area_struct *vma);
+
+ /* save current hardware state */
+ void (*fb_save_state)(struct fb_info *info);
+
+ /* restore saved state */
+ void (*fb_restore_state)(struct fb_info *info);
};
#ifdef CONFIG_FB_TILEBLITTING
__u32 height; /* height of each tile in scanlines */
__u32 depth; /* color depth of each tile */
__u32 length; /* number of tiles in the map */
- __u8 *data; /* actual tile map: a bitmap array, packed
+ const __u8 *data; /* actual tile map: a bitmap array, packed
to the nearest byte */
};
from userspace */
#define FBINFO_MISC_TILEBLITTING 0x20000 /* use tile blitting */
+/* A driver may set this flag to indicate that it does want a set_par to be
+ * called every time when fbcon_switch is executed. The advantage is that with
+ * this flag set you can really be sure that set_par is always called before
+ * any of the functions dependant on the correct hardware state or altering
+ * that state, even if you are using some broken X releases. The disadvantage
+ * is that it introduces unwanted delays to every console switch if set_par
+ * is slow. It is a good idea to try this flag in the drivers initialization
+ * code whenever there is a bug report related to switching between X and the
+ * framebuffer console.
+ */
+#define FBINFO_MISC_ALWAYS_SETPAR 0x40000
+
struct fb_info {
int node;
int flags;
struct fb_cmap cmap; /* Current cmap */
struct list_head modelist; /* mode list */
struct fb_videomode *mode; /* current mode */
+
+#ifdef CONFIG_FB_BACKLIGHT
+ /* Lock ordering:
+ * bl_mutex (protects bl_dev and bl_curve)
+ * bl_dev->sem (backlight class)
+ */
+ struct mutex bl_mutex;
+
+ /* assigned backlight device */
+ struct backlight_device *bl_dev;
+
+ /* Backlight level curve */
+ u8 bl_curve[FB_BACKLIGHT_LEVELS];
+#endif
+
struct fb_ops *fbops;
- struct device *device;
- struct class_device *class_device; /* sysfs per device attrs */
+ struct device *device; /* This is the parent */
+ struct device *dev; /* This is this fb device */
+ int class_flag; /* private sysfs flags */
#ifdef CONFIG_FB_TILEBLITTING
struct fb_tile_ops *tileops; /* Tile Blitting */
#endif
#define fb_writeq(b,addr) (*(volatile u64 *) (addr) = (b))
#define fb_memset memset
+#endif
+
+#if defined (__BIG_ENDIAN)
+#define FB_LEFT_POS(bpp) (32 - bpp)
+#define FB_SHIFT_HIGH(val, bits) ((val) >> (bits))
+#define FB_SHIFT_LOW(val, bits) ((val) << (bits))
+#else
+#define FB_LEFT_POS(bpp) (0)
+#define FB_SHIFT_HIGH(val, bits) ((val) << (bits))
+#define FB_SHIFT_LOW(val, bits) ((val) >> (bits))
#endif
/*
extern int fb_set_var(struct fb_info *info, struct fb_var_screeninfo *var);
extern int fb_pan_display(struct fb_info *info, struct fb_var_screeninfo *var);
extern int fb_blank(struct fb_info *info, int blank);
-extern int soft_cursor(struct fb_info *info, struct fb_cursor *cursor);
extern void cfb_fillrect(struct fb_info *info, const struct fb_fillrect *rect);
extern void cfb_copyarea(struct fb_info *info, const struct fb_copyarea *area);
extern void cfb_imageblit(struct fb_info *info, const struct fb_image *image);
/* drivers/video/fbmem.c */
extern int register_framebuffer(struct fb_info *fb_info);
extern int unregister_framebuffer(struct fb_info *fb_info);
-extern int fb_prepare_logo(struct fb_info *fb_info);
-extern int fb_show_logo(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_iomove_buf_unaligned(struct fb_info *info, struct fb_pixmap *buf,
- u8 *dst, u32 d_pitch, u8 *src, u32 idx,
- u32 height, u32 shift_high, u32 shift_low, u32 mod);
-extern void fb_iomove_buf_aligned(struct fb_info *info, struct fb_pixmap *buf,
- u8 *dst, u32 d_pitch, u8 *src, u32 s_pitch,
- u32 height);
-extern void fb_sysmove_buf_unaligned(struct fb_info *info, struct fb_pixmap *buf,
- u8 *dst, u32 d_pitch, u8 *src, u32 idx,
+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);
-extern void fb_sysmove_buf_aligned(struct fb_info *info, struct fb_pixmap *buf,
- u8 *dst, u32 d_pitch, u8 *src, u32 s_pitch,
- u32 height);
+extern void fb_pad_aligned_buffer(u8 *dst, u32 d_pitch, u8 *src, u32 s_pitch, u32 height);
extern void fb_set_suspend(struct fb_info *info, int state);
-extern int fb_get_color_depth(struct fb_var_screeninfo *var);
+extern int fb_get_color_depth(struct fb_var_screeninfo *var,
+ struct fb_fix_screeninfo *fix);
extern int fb_get_options(char *name, char **option);
extern int fb_new_modelist(struct fb_info *info);
extern struct fb_info *registered_fb[FB_MAX];
extern int num_registered_fb;
+static inline void __fb_pad_aligned_buffer(u8 *dst, u32 d_pitch,
+ u8 *src, u32 s_pitch, u32 height)
+{
+ int i, j;
+
+ d_pitch -= s_pitch;
+
+ for (i = height; i--; ) {
+ /* s_pitch is a few bytes at the most, memcpy is suboptimal */
+ for (j = 0; j < s_pitch; j++)
+ *dst++ = *src++;
+ dst += d_pitch;
+ }
+}
+
/* 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_init_class_device(struct fb_info *fb_info);
-extern void fb_cleanup_class_device(struct fb_info *head);
+extern int fb_init_device(struct fb_info *fb_info);
+extern void fb_cleanup_device(struct fb_info *head);
+extern void fb_bl_default_curve(struct fb_info *fb_info, u8 off, u8 min, u8 max);
/* drivers/video/fbmon.c */
#define FB_MAXTIMINGS 0
#define FB_MODE_IS_FIRST 16
#define FB_MODE_IS_FROM_VAR 32
-extern int fbmon_valid_timings(u_int pixclock, u_int htotal, u_int vtotal,
- const struct fb_info *fb_info);
extern int fbmon_dpms(const struct fb_info *fb_info);
extern int fb_get_mode(int flags, u32 val, struct fb_var_screeninfo *var,
struct fb_info *info);
extern int fb_validate_mode(const struct fb_var_screeninfo *var,
struct fb_info *info);
extern int fb_parse_edid(unsigned char *edid, struct fb_var_screeninfo *var);
-extern void fb_edid_to_monspecs(unsigned char *edid, struct fb_monspecs *specs);
+extern const unsigned char *fb_firmware_edid(struct device *device);
+extern void fb_edid_to_monspecs(unsigned char *edid,
+ struct fb_monspecs *specs);
extern void fb_destroy_modedb(struct fb_videomode *modedb);
+extern int fb_find_mode_cvt(struct fb_videomode *mode, int margins, int rb);
+extern unsigned char *fb_ddc_read(struct i2c_adapter *adapter);
/* drivers/video/modedb.c */
#define VESA_MODEDB_SIZE 34
struct list_head *head);
extern struct fb_videomode *fb_find_best_mode(struct fb_var_screeninfo *var,
struct list_head *head);
-extern struct fb_videomode *fb_find_nearest_mode(struct fb_var_screeninfo *var,
+extern struct fb_videomode *fb_find_nearest_mode(struct fb_videomode *mode,
struct list_head *head);
extern void fb_destroy_modelist(struct list_head *head);
extern void fb_videomode_to_modelist(struct fb_videomode *modedb, int num,
struct list_head *head);
+extern struct fb_videomode *fb_find_best_display(struct fb_monspecs *specs,
+ struct list_head *head);
/* drivers/video/fbcmap.c */
extern int fb_alloc_cmap(struct fb_cmap *cmap, int len, int transp);
extern void fb_dealloc_cmap(struct fb_cmap *cmap);
-extern int fb_copy_cmap(struct fb_cmap *from, struct fb_cmap *to);
-extern int fb_cmap_to_user(struct fb_cmap *from, struct fb_cmap_user *to);
+extern int fb_copy_cmap(const struct fb_cmap *from, struct fb_cmap *to);
+extern int fb_cmap_to_user(const struct fb_cmap *from, struct fb_cmap_user *to);
extern int fb_set_cmap(struct fb_cmap *cmap, struct fb_info *fb_info);
extern int fb_set_user_cmap(struct fb_cmap_user *cmap, struct fb_info *fb_info);
-extern struct fb_cmap *fb_default_cmap(int len);
+extern const struct fb_cmap *fb_default_cmap(int len);
extern void fb_invert_cmaps(void);
struct fb_videomode {