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>
17 static u32 savagefb_rop[] = {
22 int savagefb_sync(struct fb_info *info)
24 struct savagefb_par *par = (struct savagefb_par *)info->par;
26 par->SavageWaitIdle(par);
30 void savagefb_copyarea(struct fb_info *info, const struct fb_copyarea *region)
32 struct savagefb_par *par = (struct savagefb_par *)info->par;
33 int sx = region->sx, dx = region->dx;
34 int sy = region->sy, dy = region->dy;
37 if (!region->width || !region->height)
40 cmd = BCI_CMD_RECT | BCI_CMD_DEST_GBD | BCI_CMD_SRC_GBD;
41 BCI_CMD_SET_ROP(cmd, savagefb_rop[0]);
44 cmd |= BCI_CMD_RECT_XP;
46 sx += region->width - 1;
47 dx += region->width - 1;
51 cmd |= BCI_CMD_RECT_YP;
53 sy += region->height - 1;
54 dy += region->height - 1;
57 par->SavageWaitFifo(par,4);
59 BCI_SEND(BCI_X_Y(sx, sy));
60 BCI_SEND(BCI_X_Y(dx, dy));
61 BCI_SEND(BCI_W_H(region->width, region->height));
64 void savagefb_fillrect(struct fb_info *info, const struct fb_fillrect *rect)
66 struct savagefb_par *par = (struct savagefb_par *)info->par;
69 if (!rect->width || !rect->height)
72 if (info->fix.visual == FB_VISUAL_PSEUDOCOLOR)
75 color = ((u32 *)info->pseudo_palette)[rect->color];
77 cmd = BCI_CMD_RECT | BCI_CMD_RECT_XP | BCI_CMD_RECT_YP |
78 BCI_CMD_DEST_GBD | BCI_CMD_SRC_SOLID |
82 BCI_CMD_SET_ROP(cmd, savagefb_rop[rect->rop]);
84 par->SavageWaitFifo(par,4);
87 BCI_SEND( BCI_X_Y(rect->dx, rect->dy) );
88 BCI_SEND( BCI_W_H(rect->width, rect->height) );
91 void savagefb_imageblit(struct fb_info *info, const struct fb_image *image)
93 struct savagefb_par *par = (struct savagefb_par *)info->par;
94 int fg, bg, size, i, width;
96 u32 *src = (u32 *) image->data;
98 if (!image->width || !image->height)
101 if (image->depth != 1) {
102 cfb_imageblit(info, image);
106 if (info->fix.visual == FB_VISUAL_PSEUDOCOLOR) {
107 fg = image->fg_color;
108 bg = image->bg_color;
110 fg = ((u32 *)info->pseudo_palette)[image->fg_color];
111 bg = ((u32 *)info->pseudo_palette)[image->bg_color];
114 cmd = BCI_CMD_RECT | BCI_CMD_RECT_XP | BCI_CMD_RECT_YP |
115 BCI_CMD_CLIP_LR | BCI_CMD_DEST_GBD | BCI_CMD_SRC_MONO |
119 BCI_CMD_SET_ROP(cmd, savagefb_rop[0]);
121 width = (image->width + 31) & ~31;
122 size = (width * image->height)/8;
125 par->SavageWaitFifo(par, size + 5);
127 BCI_SEND(BCI_CLIP_LR(image->dx, image->dx + image->width - 1));
130 BCI_SEND(BCI_X_Y(image->dx, image->dy));
131 BCI_SEND(BCI_W_H(width, image->height));
132 for (i = 0; i < size; i++)
136 MODULE_LICENSE("GPL");