+static void
+tgafb_clut_imageblit(struct fb_info *info, const struct fb_image *image)
+{
+ struct tga_par *par = (struct tga_par *) info->par;
+ u32 color, dx, dy, width, height, vxres, vyres;
+ u32 *palette = ((u32 *)info->pseudo_palette);
+ unsigned long pos, line_length, i, j;
+ const unsigned char *data;
+ void *regs_base, *fb_base;
+
+ dx = image->dx;
+ dy = image->dy;
+ width = image->width;
+ height = image->height;
+ vxres = info->var.xres_virtual;
+ vyres = info->var.yres_virtual;
+ line_length = info->fix.line_length;
+
+ /* Crop the image to the screen. */
+ if (dx > vxres || dy > vyres)
+ return;
+ if (dx + width > vxres)
+ width = vxres - dx;
+ if (dy + height > vyres)
+ height = vyres - dy;
+
+ regs_base = par->tga_regs_base;
+ fb_base = par->tga_fb_base;
+
+ pos = dy * line_length + (dx * 4);
+ data = image->data;
+
+ /* Now copy the image, color_expanding via the palette. */
+ for (i = 0; i < height; i++) {
+ for (j = 0; j < width; j++) {
+ color = palette[*data++];
+ __raw_writel(color, fb_base + pos + j*4);
+ }
+ pos += line_length;
+ }
+}
+
+/**
+ * tgafb_imageblit - REQUIRED function. Can use generic routines if
+ * non acclerated hardware and packed pixel based.
+ * Copies a image from system memory to the screen.
+ *
+ * @info: frame buffer structure that represents a single frame buffer
+ * @image: structure defining the image.
+ */
+static void
+tgafb_imageblit(struct fb_info *info, const struct fb_image *image)
+{
+ unsigned int is8bpp = info->var.bits_per_pixel == 8;
+
+ /* If a mono image, regardless of FB depth, go do it. */
+ if (image->depth == 1) {
+ tgafb_mono_imageblit(info, image);
+ return;
+ }
+
+ /* For copies that aren't pixel expansion, there's little we
+ can do better than the generic code. */
+ /* ??? There is a DMA write mode; I wonder if that could be
+ made to pull the data from the image buffer... */
+ if (image->depth == info->var.bits_per_pixel) {
+ cfb_imageblit(info, image);
+ return;
+ }
+
+ /* If 24-plane FB and the image is 8-plane with CLUT, we can do it. */
+ if (!is8bpp && image->depth == 8) {
+ tgafb_clut_imageblit(info, image);
+ return;
+ }
+
+ /* Silently return... */
+}
+