diff options
Diffstat (limited to 'include/linux/fb.h')
| -rw-r--r-- | include/linux/fb.h | 34 |
1 files changed, 21 insertions, 13 deletions
diff --git a/include/linux/fb.h b/include/linux/fb.h index 31527e17076..f847df9e99b 100644 --- a/include/linux/fb.h +++ b/include/linux/fb.h @@ -123,6 +123,7 @@ struct dentry; #define FB_ACCEL_TRIDENT_3DIMAGE 51 /* Trident 3DImage */ #define FB_ACCEL_TRIDENT_BLADE3D 52 /* Trident Blade3D */ #define FB_ACCEL_TRIDENT_BLADEXP 53 /* Trident BladeXP */ +#define FB_ACCEL_CIRRUS_ALPINE 53 /* Cirrus Logic 543x/544x/5480 */ #define FB_ACCEL_NEOMAGIC_NM2070 90 /* NeoMagic NM2070 */ #define FB_ACCEL_NEOMAGIC_NM2090 91 /* NeoMagic NM2090 */ #define FB_ACCEL_NEOMAGIC_NM2093 92 /* NeoMagic NM2093 */ @@ -172,8 +173,12 @@ struct fb_fix_screeninfo { /* Interpretation of offset for color fields: All offsets are from the right, * inside a "pixel" value, which is exactly 'bits_per_pixel' wide (means: you * can use the offset as right argument to <<). A pixel afterwards is a bit - * stream and is written to video memory as that unmodified. This implies - * big-endian byte order if bits_per_pixel is greater than 8. + * stream and is written to video memory as that unmodified. + * + * For pseudocolor: offset and length should be the same for all color + * components. Offset specifies the position of the least significant bit + * of the pallette index in a pixel value. Length indicates the number + * of available palette entries (i.e. # of entries = 1 << length). */ struct fb_bitfield { __u32 offset; /* beginning of bitfield */ @@ -672,6 +677,9 @@ struct fb_ops { /* get capability given var */ void (*fb_get_caps)(struct fb_info *info, struct fb_blit_caps *caps, struct fb_var_screeninfo *var); + + /* teardown any resources to do with this framebuffer */ + void (*fb_destroy)(struct fb_info *info); }; #ifdef CONFIG_FB_TILEBLITTING @@ -781,6 +789,8 @@ struct fb_tile_ops { #define FBINFO_MISC_USEREVENT 0x10000 /* event request from userspace */ #define FBINFO_MISC_TILEBLITTING 0x20000 /* use tile blitting */ +#define FBINFO_MISC_FIRMWARE 0x40000 /* a replaceable firmware + inited framebuffer */ /* 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 @@ -809,6 +819,7 @@ struct fb_info { int node; int flags; struct mutex lock; /* Lock for open/release/ioctl funcs */ + struct mutex mm_lock; /* Lock for fb_mmap and smem_* fields */ struct fb_var_screeninfo var; /* Current var */ struct fb_fix_screeninfo fix; /* Current fix */ struct fb_monspecs monspecs; /* Current Monitor specs */ @@ -849,7 +860,12 @@ struct fb_info { u32 state; /* Hardware state i.e suspend */ void *fbcon_par; /* fbcon use-only private area */ /* From here on everything is device dependent */ - void *par; + void *par; + /* 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; }; #ifdef MODULE @@ -888,7 +904,7 @@ struct fb_info { #define fb_writeq sbus_writeq #define fb_memset sbus_memset_io -#elif defined(__i386__) || defined(__alpha__) || defined(__x86_64__) || defined(__hppa__) || defined(__sh__) || defined(__powerpc__) || defined(__avr32__) +#elif defined(__i386__) || defined(__alpha__) || defined(__x86_64__) || defined(__hppa__) || defined(__sh__) || defined(__powerpc__) || defined(__avr32__) || defined(__bfin__) #define fb_readb __raw_readb #define fb_readw __raw_readw @@ -960,15 +976,7 @@ extern struct fb_info *registered_fb[FB_MAX]; extern int num_registered_fb; extern struct class *fb_class; -static inline int lock_fb_info(struct fb_info *info) -{ - mutex_lock(&info->lock); - if (!info->fbops) { - mutex_unlock(&info->lock); - return 0; - } - return 1; -} +extern int lock_fb_info(struct fb_info *info); static inline void unlock_fb_info(struct fb_info *info) { |