56 	struct fb_var_screeninfo var;  member
80 #define read_ind(num, var, ap, dp)	do { \  argument
81 	outb((num), (ap)); var = inb((dp)); \
86 #define read_xr(num, var)	read_ind(num, var, 0x3d6, 0x3d7)  argument
89 #define read_fr(num, var)	read_ind(num, var, 0x3d0, 0x3d1)  argument
92 #define read_cr(num, var)	read_ind(num, var, 0x3d4, 0x3d5)  argument
95 #define read_gr(num, var)	read_ind(num, var, 0x3ce, 0x3cf)  argument
98 #define read_sr(num, var)	read_ind(num, var, 0x3c4, 0x3c5)  argument
103 #define read_ar(num, var)	do { \  argument
104 	inb(0x3da); read_ind(num, var, 0x3c0, 0x3c1); \
124 static int chips_get_var(struct fb_var_screeninfo *var, int con,
126 static int chips_set_var(struct fb_var_screeninfo *var, int con,
158 static int chips_get_var(struct fb_var_screeninfo *var, int con,  in chips_get_var()  argument
163 	*var = cp->var;  in chips_get_var()
167 static int chips_set_var(struct fb_var_screeninfo *var, int con,  in chips_set_var()  argument
173 	if (var->xres > 800 || var->yres > 600  in chips_set_var()
174 	    || var->xres_virtual > 800 || var->yres_virtual > 600  in chips_set_var()
175 	    || (var->bits_per_pixel != 8 && var->bits_per_pixel != 16)  in chips_set_var()
176 	    || var->nonstd  in chips_set_var()
177 	    || (var->vmode & FB_VMODE_MASK) != FB_VMODE_NONINTERLACED)  in chips_set_var()
180 	if ((var->activate & FB_ACTIVATE_MASK) == FB_ACTIVATE_NOW &&  in chips_set_var()
181 		var->bits_per_pixel != disp->var.bits_per_pixel) {  in chips_set_var()
182 		chips_set_bitdepth(cp, disp, con, var->bits_per_pixel);  in chips_set_var()
196 		int size = fb_display[con].var.bits_per_pixel == 16 ? 32 : 256;  in chips_get_cmap()
208 		int size = fb_display[con].var.bits_per_pixel == 16 ? 32 : 256;  in chips_set_cmap()
228 	new_bpp = fb_display[con].var.bits_per_pixel;  in chipsfbcon_switch()
229 	old_bpp = fb_display[currcon].var.bits_per_pixel;  in chipsfbcon_switch()
333 		int size = fb_display[con].var.bits_per_pixel == 16 ? 32 : 256;  in do_install_cmap()
342 	struct fb_var_screeninfo* var = &p->var;  in chips_set_bitdepth()  local
355 		var->red.offset = 10;  in chips_set_bitdepth()
356 		var->green.offset = 5;  in chips_set_bitdepth()
357 		var->blue.offset = 0;  in chips_set_bitdepth()
358 		var->red.length = var->green.length = var->blue.length = 5;  in chips_set_bitdepth()
377  		var->red.offset = var->green.offset = var->blue.offset = 0;  in chips_set_bitdepth()
378 		var->red.length = var->green.length = var->blue.length = 8;  in chips_set_bitdepth()
387 	var->bits_per_pixel = bpp;  in chips_set_bitdepth()
390 	disp->var = *var;  in chips_set_bitdepth()
553 	p->var.xres = 800;  in init_chips()
554 	p->var.yres = 600;  in init_chips()
555 	p->var.xres_virtual = 800;  in init_chips()
556 	p->var.yres_virtual = 600;  in init_chips()
557 	p->var.bits_per_pixel = 8;  in init_chips()
558 	p->var.red.length = p->var.green.length = p->var.blue.length = 8;  in init_chips()
559 	p->var.height = p->var.width = -1;  in init_chips()
560 	p->var.vmode = FB_VMODE_NONINTERLACED;  in init_chips()
561 	p->var.pixclock = 10000;  in init_chips()
562 	p->var.left_margin = p->var.right_margin = 16;  in init_chips()
563 	p->var.upper_margin = p->var.lower_margin = 16;  in init_chips()
564 	p->var.hsync_len = p->var.vsync_len = 8;  in init_chips()
566 	p->disp.var = p->var;  in init_chips()
612 		display_info.height = p->var.yres;  in init_chips()
613 		display_info.width = p->var.xres;  in init_chips()
707 		int nb = p->var.yres * p->fix.line_length;  in chips_sleep_notify()