480 static int aty128fb_check_var(struct fb_var_screeninfo *var,
485 static int aty128fb_pan_display(struct fb_var_screeninfo *var,
495 static int aty128_encode_var(struct fb_var_screeninfo *var,
497 static int aty128_decode_var(struct fb_var_screeninfo *var,
1053 static int aty128_var_to_crtc(const struct fb_var_screeninfo *var,  in aty128_var_to_crtc()  argument
1065 	xres = var->xres;  in aty128_var_to_crtc()
1066 	yres = var->yres;  in aty128_var_to_crtc()
1067 	vxres   = var->xres_virtual;  in aty128_var_to_crtc()
1068 	vyres   = var->yres_virtual;  in aty128_var_to_crtc()
1069 	xoffset = var->xoffset;  in aty128_var_to_crtc()
1070 	yoffset = var->yoffset;  in aty128_var_to_crtc()
1071 	bpp   = var->bits_per_pixel;  in aty128_var_to_crtc()
1072 	left  = var->left_margin;  in aty128_var_to_crtc()
1073 	right = var->right_margin;  in aty128_var_to_crtc()
1074 	upper = var->upper_margin;  in aty128_var_to_crtc()
1075 	lower = var->lower_margin;  in aty128_var_to_crtc()
1076 	hslen = var->hsync_len;  in aty128_var_to_crtc()
1077 	vslen = var->vsync_len;  in aty128_var_to_crtc()
1078 	sync  = var->sync;  in aty128_var_to_crtc()
1079 	vmode = var->vmode;  in aty128_var_to_crtc()
1084 		depth = (var->green.length == 6) ? 16 : 15;  in aty128_var_to_crtc()
1165 	if ((var->activate & FB_ACTIVATE_MASK) == FB_ACTIVATE_NOW)  in aty128_var_to_crtc()
1181 static int aty128_pix_width_to_var(int pix_width, struct fb_var_screeninfo *var)  in aty128_pix_width_to_var()  argument
1185 	var->red.msb_right = 0;  in aty128_pix_width_to_var()
1186 	var->green.msb_right = 0;  in aty128_pix_width_to_var()
1187 	var->blue.offset = 0;  in aty128_pix_width_to_var()
1188 	var->blue.msb_right = 0;  in aty128_pix_width_to_var()
1189 	var->transp.offset = 0;  in aty128_pix_width_to_var()
1190 	var->transp.length = 0;  in aty128_pix_width_to_var()
1191 	var->transp.msb_right = 0;  in aty128_pix_width_to_var()
1194 		var->bits_per_pixel = 8;  in aty128_pix_width_to_var()
1195 		var->red.offset = 0;  in aty128_pix_width_to_var()
1196 		var->red.length = 8;  in aty128_pix_width_to_var()
1197 		var->green.offset = 0;  in aty128_pix_width_to_var()
1198 		var->green.length = 8;  in aty128_pix_width_to_var()
1199 		var->blue.length = 8;  in aty128_pix_width_to_var()
1202 		var->bits_per_pixel = 16;  in aty128_pix_width_to_var()
1203 		var->red.offset = 10;  in aty128_pix_width_to_var()
1204 		var->red.length = 5;  in aty128_pix_width_to_var()
1205 		var->green.offset = 5;  in aty128_pix_width_to_var()
1206 		var->green.length = 5;  in aty128_pix_width_to_var()
1207 		var->blue.length = 5;  in aty128_pix_width_to_var()
1210 		var->bits_per_pixel = 16;  in aty128_pix_width_to_var()
1211 		var->red.offset = 11;  in aty128_pix_width_to_var()
1212 		var->red.length = 5;  in aty128_pix_width_to_var()
1213 		var->green.offset = 5;  in aty128_pix_width_to_var()
1214 		var->green.length = 6;  in aty128_pix_width_to_var()
1215 		var->blue.length = 5;  in aty128_pix_width_to_var()
1218 		var->bits_per_pixel = 24;  in aty128_pix_width_to_var()
1219 		var->red.offset = 16;  in aty128_pix_width_to_var()
1220 		var->red.length = 8;  in aty128_pix_width_to_var()
1221 		var->green.offset = 8;  in aty128_pix_width_to_var()
1222 		var->green.length = 8;  in aty128_pix_width_to_var()
1223 		var->blue.length = 8;  in aty128_pix_width_to_var()
1226 		var->bits_per_pixel = 32;  in aty128_pix_width_to_var()
1227 		var->red.offset = 16;  in aty128_pix_width_to_var()
1228 		var->red.length = 8;  in aty128_pix_width_to_var()
1229 		var->green.offset = 8;  in aty128_pix_width_to_var()
1230 		var->green.length = 8;  in aty128_pix_width_to_var()
1231 		var->blue.length = 8;  in aty128_pix_width_to_var()
1232 		var->transp.offset = 24;  in aty128_pix_width_to_var()
1233 		var->transp.length = 8;  in aty128_pix_width_to_var()
1245 			      struct fb_var_screeninfo *var)  in aty128_crtc_to_var()  argument
1280 	aty128_pix_width_to_var(pix_width, var);  in aty128_crtc_to_var()
1282 	var->xres = xres;  in aty128_crtc_to_var()
1283 	var->yres = yres;  in aty128_crtc_to_var()
1284 	var->xres_virtual = crtc->vxres;  in aty128_crtc_to_var()
1285 	var->yres_virtual = crtc->vyres;  in aty128_crtc_to_var()
1286 	var->xoffset = crtc->xoffset;  in aty128_crtc_to_var()
1287 	var->yoffset = crtc->yoffset;  in aty128_crtc_to_var()
1288 	var->left_margin  = left;  in aty128_crtc_to_var()
1289 	var->right_margin = right;  in aty128_crtc_to_var()
1290 	var->upper_margin = upper;  in aty128_crtc_to_var()
1291 	var->lower_margin = lower;  in aty128_crtc_to_var()
1292 	var->hsync_len = hslen;  in aty128_crtc_to_var()
1293 	var->vsync_len = vslen;  in aty128_crtc_to_var()
1294 	var->sync  = sync;  in aty128_crtc_to_var()
1295 	var->vmode = FB_VMODE_NONINTERLACED;  in aty128_crtc_to_var()
1427 			     struct fb_var_screeninfo *var)  in aty128_pll_to_var()  argument
1429 	var->pixclock = 100000000 / pll->vclk;  in aty128_pll_to_var()
1509 	if ((err = aty128_decode_var(&info->var, par)) != 0)  in aty128fb_set_par()
1573 static int aty128_decode_var(struct fb_var_screeninfo *var,  in aty128_decode_var()  argument
1581 	if ((err = aty128_var_to_crtc(var, &crtc, par)))  in aty128_decode_var()
1584 	if ((err = aty128_var_to_pll(var->pixclock, &pll, par)))  in aty128_decode_var()
1593 	par->accel_flags = var->accel_flags;  in aty128_decode_var()
1599 static int aty128_encode_var(struct fb_var_screeninfo *var,  in aty128_encode_var()  argument
1604 	if ((err = aty128_crtc_to_var(&par->crtc, var)))  in aty128_encode_var()
1607 	if ((err = aty128_pll_to_var(&par->pll, var)))  in aty128_encode_var()
1610 	var->nonstd = 0;  in aty128_encode_var()
1611 	var->activate = 0;  in aty128_encode_var()
1613 	var->height = -1;  in aty128_encode_var()
1614 	var->width = -1;  in aty128_encode_var()
1615 	var->accel_flags = par->accel_flags;  in aty128_encode_var()
1621 static int aty128fb_check_var(struct fb_var_screeninfo *var,  in aty128fb_check_var()  argument
1628 	if ((err = aty128_decode_var(var, &par)) != 0)  in aty128fb_check_var()
1630 	aty128_encode_var(var, &par);  in aty128fb_check_var()
1638 static int aty128fb_pan_display(struct fb_var_screeninfo *var,  in aty128fb_pan_display()  argument
1649 	xoffset = (var->xoffset +7) & ~7;  in aty128fb_pan_display()
1650 	yoffset = var->yoffset;  in aty128fb_pan_display()
1938 	struct fb_var_screeninfo var;  in aty128_init()  local
1971 	var = default_var;  in aty128_init()
1989 			if (!mac_find_mode(&var, info, mode_option, 8))  in aty128_init()
1990 				var = default_var;  in aty128_init()
2025 			if (mac_vmode_to_var(default_vmode, default_cmode, &var))  in aty128_init()
2026 				var = default_var;  in aty128_init()
2032 			if (fb_find_mode(&var, info, mode_option, NULL,   in aty128_init()
2034 				var = default_var;  in aty128_init()
2037 	var.accel_flags &= ~FB_ACCELF_TEXT;  in aty128_init()
2040 	if (aty128fb_check_var(&var, info)) {  in aty128_init()
2056 	info->var = var;  in aty128_init()
2059 	var.activate = FB_ACTIVATE_NOW;  in aty128_init()
2564 	fb_pan_display(info, &info->var);  in aty128_do_resume()