+static int ps3fb_sync(struct fb_info *info, u32 frame)
+{
+ struct ps3fb_par *par = info->par;
+ int i, error = 0;
+ u32 ddr_line_length, xdr_line_length;
+ u64 ddr_base, xdr_base;
+
+ if (frame > par->num_frames - 1) {
+ dev_dbg(info->device, "%s: invalid frame number (%u)\n",
+ __func__, frame);
+ error = -EINVAL;
+ goto out;
+ }
+
+ i = par->res_index;
+ xdr_line_length = info->fix.line_length;
+ ddr_line_length = ps3fb_res[i].xres * BPP;
+ xdr_base = frame * info->var.yres_virtual * xdr_line_length;
+ ddr_base = frame * ps3fb_res[i].yres * ddr_line_length;
+
+ ps3fb_sync_image(info->device, ddr_base + par->full_offset,
+ ddr_base + par->fb_offset, xdr_base + par->pan_offset,
+ par->width, par->height, ddr_line_length,
+ xdr_line_length);
+
+out:
+ return error;
+}