471 static int aty128fb_check_var(struct fb_var_screeninfo *var,
476 static int aty128fb_pan_display(struct fb_var_screeninfo *var,
486 static int aty128_encode_var(struct fb_var_screeninfo *var,
488 static int aty128_decode_var(struct fb_var_screeninfo *var,
1044 static int aty128_var_to_crtc(const struct fb_var_screeninfo *var,  in aty128_var_to_crtc()  argument
1056 	xres = var->xres;  in aty128_var_to_crtc()
1057 	yres = var->yres;  in aty128_var_to_crtc()
1058 	vxres   = var->xres_virtual;  in aty128_var_to_crtc()
1059 	vyres   = var->yres_virtual;  in aty128_var_to_crtc()
1060 	xoffset = var->xoffset;  in aty128_var_to_crtc()
1061 	yoffset = var->yoffset;  in aty128_var_to_crtc()
1062 	bpp   = var->bits_per_pixel;  in aty128_var_to_crtc()
1063 	left  = var->left_margin;  in aty128_var_to_crtc()
1064 	right = var->right_margin;  in aty128_var_to_crtc()
1065 	upper = var->upper_margin;  in aty128_var_to_crtc()
1066 	lower = var->lower_margin;  in aty128_var_to_crtc()
1067 	hslen = var->hsync_len;  in aty128_var_to_crtc()
1068 	vslen = var->vsync_len;  in aty128_var_to_crtc()
1069 	sync  = var->sync;  in aty128_var_to_crtc()
1070 	vmode = var->vmode;  in aty128_var_to_crtc()
1075 		depth = (var->green.length == 6) ? 16 : 15;  in aty128_var_to_crtc()
1156 	if ((var->activate & FB_ACTIVATE_MASK) == FB_ACTIVATE_NOW)  in aty128_var_to_crtc()
1172 static int aty128_pix_width_to_var(int pix_width, struct fb_var_screeninfo *var)  in aty128_pix_width_to_var()  argument
1176 	var->red.msb_right = 0;  in aty128_pix_width_to_var()
1177 	var->green.msb_right = 0;  in aty128_pix_width_to_var()
1178 	var->blue.offset = 0;  in aty128_pix_width_to_var()
1179 	var->blue.msb_right = 0;  in aty128_pix_width_to_var()
1180 	var->transp.offset = 0;  in aty128_pix_width_to_var()
1181 	var->transp.length = 0;  in aty128_pix_width_to_var()
1182 	var->transp.msb_right = 0;  in aty128_pix_width_to_var()
1185 		var->bits_per_pixel = 8;  in aty128_pix_width_to_var()
1186 		var->red.offset = 0;  in aty128_pix_width_to_var()
1187 		var->red.length = 8;  in aty128_pix_width_to_var()
1188 		var->green.offset = 0;  in aty128_pix_width_to_var()
1189 		var->green.length = 8;  in aty128_pix_width_to_var()
1190 		var->blue.length = 8;  in aty128_pix_width_to_var()
1193 		var->bits_per_pixel = 16;  in aty128_pix_width_to_var()
1194 		var->red.offset = 10;  in aty128_pix_width_to_var()
1195 		var->red.length = 5;  in aty128_pix_width_to_var()
1196 		var->green.offset = 5;  in aty128_pix_width_to_var()
1197 		var->green.length = 5;  in aty128_pix_width_to_var()
1198 		var->blue.length = 5;  in aty128_pix_width_to_var()
1201 		var->bits_per_pixel = 16;  in aty128_pix_width_to_var()
1202 		var->red.offset = 11;  in aty128_pix_width_to_var()
1203 		var->red.length = 5;  in aty128_pix_width_to_var()
1204 		var->green.offset = 5;  in aty128_pix_width_to_var()
1205 		var->green.length = 6;  in aty128_pix_width_to_var()
1206 		var->blue.length = 5;  in aty128_pix_width_to_var()
1209 		var->bits_per_pixel = 24;  in aty128_pix_width_to_var()
1210 		var->red.offset = 16;  in aty128_pix_width_to_var()
1211 		var->red.length = 8;  in aty128_pix_width_to_var()
1212 		var->green.offset = 8;  in aty128_pix_width_to_var()
1213 		var->green.length = 8;  in aty128_pix_width_to_var()
1214 		var->blue.length = 8;  in aty128_pix_width_to_var()
1217 		var->bits_per_pixel = 32;  in aty128_pix_width_to_var()
1218 		var->red.offset = 16;  in aty128_pix_width_to_var()
1219 		var->red.length = 8;  in aty128_pix_width_to_var()
1220 		var->green.offset = 8;  in aty128_pix_width_to_var()
1221 		var->green.length = 8;  in aty128_pix_width_to_var()
1222 		var->blue.length = 8;  in aty128_pix_width_to_var()
1223 		var->transp.offset = 24;  in aty128_pix_width_to_var()
1224 		var->transp.length = 8;  in aty128_pix_width_to_var()
1236 			      struct fb_var_screeninfo *var)  in aty128_crtc_to_var()  argument
1271 	aty128_pix_width_to_var(pix_width, var);  in aty128_crtc_to_var()
1273 	var->xres = xres;  in aty128_crtc_to_var()
1274 	var->yres = yres;  in aty128_crtc_to_var()
1275 	var->xres_virtual = crtc->vxres;  in aty128_crtc_to_var()
1276 	var->yres_virtual = crtc->vyres;  in aty128_crtc_to_var()
1277 	var->xoffset = crtc->xoffset;  in aty128_crtc_to_var()
1278 	var->yoffset = crtc->yoffset;  in aty128_crtc_to_var()
1279 	var->left_margin  = left;  in aty128_crtc_to_var()
1280 	var->right_margin = right;  in aty128_crtc_to_var()
1281 	var->upper_margin = upper;  in aty128_crtc_to_var()
1282 	var->lower_margin = lower;  in aty128_crtc_to_var()
1283 	var->hsync_len = hslen;  in aty128_crtc_to_var()
1284 	var->vsync_len = vslen;  in aty128_crtc_to_var()
1285 	var->sync  = sync;  in aty128_crtc_to_var()
1286 	var->vmode = FB_VMODE_NONINTERLACED;  in aty128_crtc_to_var()
1418 			     struct fb_var_screeninfo *var)  in aty128_pll_to_var()  argument
1420 	var->pixclock = 100000000 / pll->vclk;  in aty128_pll_to_var()
1500 	if ((err = aty128_decode_var(&info->var, par)) != 0)  in aty128fb_set_par()
1564 static int aty128_decode_var(struct fb_var_screeninfo *var,  in aty128_decode_var()  argument
1572 	if ((err = aty128_var_to_crtc(var, &crtc, par)))  in aty128_decode_var()
1575 	if ((err = aty128_var_to_pll(var->pixclock, &pll, par)))  in aty128_decode_var()
1584 	par->accel_flags = var->accel_flags;  in aty128_decode_var()
1590 static int aty128_encode_var(struct fb_var_screeninfo *var,  in aty128_encode_var()  argument
1595 	if ((err = aty128_crtc_to_var(&par->crtc, var)))  in aty128_encode_var()
1598 	if ((err = aty128_pll_to_var(&par->pll, var)))  in aty128_encode_var()
1601 	var->nonstd = 0;  in aty128_encode_var()
1602 	var->activate = 0;  in aty128_encode_var()
1604 	var->height = -1;  in aty128_encode_var()
1605 	var->width = -1;  in aty128_encode_var()
1606 	var->accel_flags = par->accel_flags;  in aty128_encode_var()
1612 static int aty128fb_check_var(struct fb_var_screeninfo *var,  in aty128fb_check_var()  argument
1619 	if ((err = aty128_decode_var(var, &par)) != 0)  in aty128fb_check_var()
1621 	aty128_encode_var(var, &par);  in aty128fb_check_var()
1629 static int aty128fb_pan_display(struct fb_var_screeninfo *var,  in aty128fb_pan_display()  argument
1640 	xoffset = (var->xoffset +7) & ~7;  in aty128fb_pan_display()
1641 	yoffset = var->yoffset;  in aty128fb_pan_display()
1927 	struct fb_var_screeninfo var;  in aty128_init()  local
1960 	var = default_var;  in aty128_init()
1978 			if (!mac_find_mode(&var, info, mode_option, 8))  in aty128_init()
1979 				var = default_var;  in aty128_init()
2014 			if (mac_vmode_to_var(default_vmode, default_cmode, &var))  in aty128_init()
2015 				var = default_var;  in aty128_init()
2021 			if (fb_find_mode(&var, info, mode_option, NULL,   in aty128_init()
2023 				var = default_var;  in aty128_init()
2026 	var.accel_flags &= ~FB_ACCELF_TEXT;  in aty128_init()
2029 	if (aty128fb_check_var(&var, info)) {  in aty128_init()
2045 	info->var = var;  in aty128_init()
2048 	var.activate = FB_ACTIVATE_NOW;  in aty128_init()
2543 	fb_pan_display(info, &info->var);  in aty128_do_resume()