Lines Matching refs:buf
255 ssize_t (*fb_read)(struct fb_info *info, char __user *buf,
257 ssize_t (*fb_write)(struct fb_info *info, const char __user *buf,
447 * back. Instead dma-buf based buffer sharing should be used.
543 extern ssize_t fb_io_read(struct fb_info *info, char __user *buf,
545 extern ssize_t fb_io_write(struct fb_info *info, const char __user *buf,
573 extern ssize_t fb_sys_read(struct fb_info *info, char __user *buf,
575 extern ssize_t fb_sys_write(struct fb_info *info, const char __user *buf,
603 extern char* fb_get_buffer_offset(struct fb_info *info, struct fb_pixmap *buf, u32 size);
654 static ssize_t __prefix ## _defio_read(struct fb_info *info, char __user *buf, \
657 return fb_ ## __mode ## _read(info, buf, count, ppos); \
659 static ssize_t __prefix ## _defio_write(struct fb_info *info, const char __user *buf, \
663 ssize_t ret = fb_ ## __mode ## _write(info, buf, count, ppos); \