video/fbdev/au1100fb.c

135  * Set hardware with var settings. This will enable the controller with a specific
147 	/* Update var-dependent FB info */
149 		if (info->var.bits_per_pixel <= 8) {
151 			info->var.red.offset    = 0;
152 			info->var.red.length    = info->var.bits_per_pixel;
153 			info->var.red.msb_right = 0;
155 			info->var.green.offset  = 0;
156 			info->var.green.length  = info->var.bits_per_pixel;
157 			info->var.green.msb_right = 0;
159 			info->var.blue.offset   = 0;
160 			info->var.blue.length   = info->var.bits_per_pixel;
161 			info->var.blue.msb_right = 0;
163 			info->var.transp.offset = 0;
164 			info->var.transp.length = 0;
165 			info->var.transp.msb_right = 0;
168 			info->fix.line_length = info->var.xres_virtual /
169 							(8/info->var.bits_per_pixel);
173 			info->var.red = rgb_bitfields[index][0];
174 			info->var.green = rgb_bitfields[index][1];
175 			info->var.blue = rgb_bitfields[index][2];
176 			info->var.transp = rgb_bitfields[index][3];
179 			info->fix.line_length = info->var.xres_virtual << 1; /* depth=16 */
184 		info->fix.line_length = info->var.xres_virtual / 8;
187 	info->screen_size = info->fix.line_length * info->var.yres_virtual;
188 	info->var.rotate = ((fbdev->panel->control_base&LCD_CONTROL_SM_MASK) \
203 		if (info->var.yres_virtual >= (info->var.yres << 1)) {
206 						          (info->var.yres_virtual >> 1)));
213 	if (!info->var.rotate || (info->var.rotate == 180)) {
214 		words *= info->var.yres_virtual;
215 		if (info->var.rotate /* 180 */) {
247 	if (fbi->var.grayscale) {
260 		red   >>= (16 - fbi->var.red.length);
261 		green >>= (16 - fbi->var.green.length);
262 		blue  >>= (16 - fbi->var.blue.length);
264 		value = (red   << fbi->var.red.offset) 	|
265 			(green << fbi->var.green.offset)|
266 			(blue  << fbi->var.blue.offset);
294 int au1100fb_fb_pan_display(struct fb_var_screeninfo *var, struct fb_info *fbi)
301 	print_dbg("fb_pan_display %p %p", var, fbi);
303 	if (!var || !fbdev) {
307 	if (var->xoffset - fbi->var.xoffset) {
312 	print_dbg("fb_pan_display 2 %p %p", var, fbi);
313 	dy = var->yoffset - fbi->var.yoffset;
332 	print_dbg("fb_pan_display 3 %p %p", var, fbi);
476 	/* load the panel info into the var struct */
498 	fbdev->info.var = au1100fb_var;