38 	if (m2info->fbcon.var.grayscale) {  in matroxfb_dh_setcolreg()
42 	red = CNVT_TOHW(red, m2info->fbcon.var.red.length);  in matroxfb_dh_setcolreg()
43 	green = CNVT_TOHW(green, m2info->fbcon.var.green.length);  in matroxfb_dh_setcolreg()
44 	blue = CNVT_TOHW(blue, m2info->fbcon.var.blue.length);  in matroxfb_dh_setcolreg()
45 	transp = CNVT_TOHW(transp, m2info->fbcon.var.transp.length);  in matroxfb_dh_setcolreg()
47 	col = (red << m2info->fbcon.var.red.offset)     |  in matroxfb_dh_setcolreg()
48 	      (green << m2info->fbcon.var.green.offset) |  in matroxfb_dh_setcolreg()
49 	      (blue << m2info->fbcon.var.blue.offset)   |  in matroxfb_dh_setcolreg()
50 	      (transp << m2info->fbcon.var.transp.offset);  in matroxfb_dh_setcolreg()
52 	switch (m2info->fbcon.var.bits_per_pixel) {  in matroxfb_dh_setcolreg()
123 		u_int32_t linelen = m2info->fbcon.var.xres_virtual * (m2info->fbcon.var.bits_per_pixel >> 3);  in matroxfb_dh_restore()
169 		struct fb_var_screeninfo* var) {  in matroxfb_dh_pan_var()  argument
175 	m2info->fbcon.var.xoffset = var->xoffset;  in matroxfb_dh_pan_var()
176 	m2info->fbcon.var.yoffset = var->yoffset;  in matroxfb_dh_pan_var()
177 	pixelsize = m2info->fbcon.var.bits_per_pixel >> 3;  in matroxfb_dh_pan_var()
178 	linelen = m2info->fbcon.var.xres_virtual * pixelsize;  in matroxfb_dh_pan_var()
179 	pos = m2info->fbcon.var.yoffset * linelen + m2info->fbcon.var.xoffset * pixelsize;  in matroxfb_dh_pan_var()
190 		struct fb_var_screeninfo* var,  in matroxfb_dh_decode_var()  argument
198 	switch (var->bits_per_pixel) {  in matroxfb_dh_decode_var()
206 	if (var->yres_virtual < var->yres)  in matroxfb_dh_decode_var()
207 		var->yres_virtual = var->yres;  in matroxfb_dh_decode_var()
208 	if (var->xres_virtual < var->xres)  in matroxfb_dh_decode_var()
209 		var->xres_virtual = var->xres;  in matroxfb_dh_decode_var()
210 	var->xres_virtual = (var->xres_virtual + mask) & ~mask;  in matroxfb_dh_decode_var()
211 	if (var->yres_virtual > 32767)  in matroxfb_dh_decode_var()
213 	memlen = var->xres_virtual * var->yres_virtual * (var->bits_per_pixel >> 3);  in matroxfb_dh_decode_var()
216 	if (var->xoffset + var->xres > var->xres_virtual)  in matroxfb_dh_decode_var()
217 		var->xoffset = var->xres_virtual - var->xres;  in matroxfb_dh_decode_var()
218 	if (var->yoffset + var->yres > var->yres_virtual)  in matroxfb_dh_decode_var()
219 		var->yoffset = var->yres_virtual - var->yres;  in matroxfb_dh_decode_var()
221 	var->xres &= ~7;  in matroxfb_dh_decode_var()
222 	var->left_margin &= ~7;  in matroxfb_dh_decode_var()
223 	var->right_margin &= ~7;  in matroxfb_dh_decode_var()
224 	var->hsync_len &= ~7;  in matroxfb_dh_decode_var()
226 	*mode = var->bits_per_pixel;  in matroxfb_dh_decode_var()
227 	if (var->bits_per_pixel == 16) {  in matroxfb_dh_decode_var()
228 		if (var->green.length == 5) {  in matroxfb_dh_decode_var()
229 			var->red.offset = 10;  in matroxfb_dh_decode_var()
230 			var->red.length = 5;  in matroxfb_dh_decode_var()
231 			var->green.offset = 5;  in matroxfb_dh_decode_var()
232 			var->green.length = 5;  in matroxfb_dh_decode_var()
233 			var->blue.offset = 0;  in matroxfb_dh_decode_var()
234 			var->blue.length = 5;  in matroxfb_dh_decode_var()
235 			var->transp.offset = 15;  in matroxfb_dh_decode_var()
236 			var->transp.length = 1;  in matroxfb_dh_decode_var()
239 			var->red.offset = 11;  in matroxfb_dh_decode_var()
240 			var->red.length = 5;  in matroxfb_dh_decode_var()
241 			var->green.offset = 5;  in matroxfb_dh_decode_var()
242 			var->green.length = 6;  in matroxfb_dh_decode_var()
243 			var->blue.offset = 0;  in matroxfb_dh_decode_var()
244 			var->blue.length = 5;  in matroxfb_dh_decode_var()
245 			var->transp.offset = 0;  in matroxfb_dh_decode_var()
246 			var->transp.length = 0;  in matroxfb_dh_decode_var()
249 			var->red.offset = 16;  in matroxfb_dh_decode_var()
250 			var->red.length = 8;  in matroxfb_dh_decode_var()
251 			var->green.offset = 8;  in matroxfb_dh_decode_var()
252 			var->green.length = 8;  in matroxfb_dh_decode_var()
253 			var->blue.offset = 0;  in matroxfb_dh_decode_var()
254 			var->blue.length = 8;  in matroxfb_dh_decode_var()
255 			var->transp.offset = 24;  in matroxfb_dh_decode_var()
256 			var->transp.length = 8;  in matroxfb_dh_decode_var()
314 static int matroxfb_dh_check_var(struct fb_var_screeninfo* var, struct fb_info* info) {  in matroxfb_dh_check_var()  argument
320 	return matroxfb_dh_decode_var(m2info, var, &visual, &cmap_len, &mode);  in matroxfb_dh_check_var()
330 	struct fb_var_screeninfo* var = &info->var;  in matroxfb_dh_set_par()  local
333 	if ((err = matroxfb_dh_decode_var(m2info, var, &visual, &cmap_len, &mode)) != 0)  in matroxfb_dh_set_par()
341 		m2info->fbcon.fix.line_length = (var->xres_virtual * var->bits_per_pixel) >> 3;  in matroxfb_dh_set_par()
349 		matroxfb_var2my(&m2info->fbcon.var, &mt);  in matroxfb_dh_set_par()
354 …pos = (m2info->fbcon.var.yoffset * m2info->fbcon.var.xres_virtual + m2info->fbcon.var.xoffset) * m…  in matroxfb_dh_set_par()
396 static int matroxfb_dh_pan_display(struct fb_var_screeninfo* var, struct fb_info* info) {  in matroxfb_dh_pan_display()  argument
398 	matroxfb_dh_pan_var(m2info, var);  in matroxfb_dh_pan_display()
412 	if (vblank->vcount >= m2info->fbcon.var.yres)  in matroxfb_dh_get_vblank()