2 * linux/drivers/video/savage/savage_accel.c -- Hardware Acceleration
4 * Copyright (C) 2004 Antonino Daplas<adaplas@pol.net>
7 * This file is subject to the terms and conditions of the GNU General Public
8 * License. See the file COPYING in the main directory of this archive for
11 #include <linux/kernel.h>
12 #include <linux/string.h>
14 #include <linux/module.h>
18 static u32 savagefb_rop[] = {
23 int savagefb_sync(struct fb_info *info)
25 struct savagefb_par *par = info->par;
27 par->SavageWaitIdle(par);
31 void savagefb_copyarea(struct fb_info *info, const struct fb_copyarea *region)
33 struct savagefb_par *par = info->par;
34 int sx = region->sx, dx = region->dx;
35 int sy = region->sy, dy = region->dy;
38 if (!region->width || !region->height)
41 cmd = BCI_CMD_RECT | BCI_CMD_DEST_GBD | BCI_CMD_SRC_GBD;
42 BCI_CMD_SET_ROP(cmd, savagefb_rop[0]);
45 cmd |= BCI_CMD_RECT_XP;
47 sx += region->width - 1;
48 dx += region->width - 1;
52 cmd |= BCI_CMD_RECT_YP;
54 sy += region->height - 1;
55 dy += region->height - 1;
58 par->SavageWaitFifo(par,4);
60 BCI_SEND(BCI_X_Y(sx, sy));
61 BCI_SEND(BCI_X_Y(dx, dy));
62 BCI_SEND(BCI_W_H(region->width, region->height));
65 void savagefb_fillrect(struct fb_info *info, const struct fb_fillrect *rect)
67 struct savagefb_par *par = info->par;
70 if (!rect->width || !rect->height)
73 if (info->fix.visual == FB_VISUAL_PSEUDOCOLOR)
76 color = ((u32 *)info->pseudo_palette)[rect->color];
78 cmd = BCI_CMD_RECT | BCI_CMD_RECT_XP | BCI_CMD_RECT_YP |
79 BCI_CMD_DEST_GBD | BCI_CMD_SRC_SOLID |
83 BCI_CMD_SET_ROP(cmd, savagefb_rop[rect->rop]);
85 par->SavageWaitFifo(par,4);
88 BCI_SEND( BCI_X_Y(rect->dx, rect->dy) );
89 BCI_SEND( BCI_W_H(rect->width, rect->height) );
92 void savagefb_imageblit(struct fb_info *info, const struct fb_image *image)
94 struct savagefb_par *par = info->par;
95 int fg, bg, size, i, width;
97 u32 *src = (u32 *) image->data;
99 if (!image->width || !image->height)
102 if (image->depth != 1) {
103 cfb_imageblit(info, image);
107 if (info->fix.visual == FB_VISUAL_PSEUDOCOLOR) {
108 fg = image->fg_color;
109 bg = image->bg_color;
111 fg = ((u32 *)info->pseudo_palette)[image->fg_color];
112 bg = ((u32 *)info->pseudo_palette)[image->bg_color];
115 cmd = BCI_CMD_RECT | BCI_CMD_RECT_XP | BCI_CMD_RECT_YP |
116 BCI_CMD_CLIP_LR | BCI_CMD_DEST_GBD | BCI_CMD_SRC_MONO |
120 BCI_CMD_SET_ROP(cmd, savagefb_rop[0]);
122 width = (image->width + 31) & ~31;
123 size = (width * image->height)/8;
126 par->SavageWaitFifo(par, size + 5);
128 BCI_SEND(BCI_CLIP_LR(image->dx, image->dx + image->width - 1));
131 BCI_SEND(BCI_X_Y(image->dx, image->dy));
132 BCI_SEND(BCI_W_H(width, image->height));
133 for (i = 0; i < size; i++)
137 MODULE_LICENSE("GPL");