video/fbdev/da8xx-fb.c

607 	if (info->var.bits_per_pixel > 16 && lcd_revision == LCD_VERSION_1)
612 		red = CNVT_TOHW(red, info->var.red.length);
613 		green = CNVT_TOHW(green, info->var.green.length);
614 		blue = CNVT_TOHW(blue, info->var.blue.length);
617 		switch (info->var.bits_per_pixel) {
622 			if (info->var.grayscale) {
663 		v = (red << info->var.red.offset) |
664 			(green << info->var.green.offset) |
665 			(blue << info->var.blue.offset);
938 static int fb_check_var(struct fb_var_screeninfo *var,
943 	int bpp = var->bits_per_pixel >> 3;
944 	unsigned long line_size = var->xres_virtual * bpp;
946 	if (var->bits_per_pixel > 16 && lcd_revision == LCD_VERSION_1)
949 	switch (var->bits_per_pixel) {
952 		var->red.offset = 0;
953 		var->red.length = 8;
954 		var->green.offset = 0;
955 		var->green.length = 8;
956 		var->blue.offset = 0;
957 		var->blue.length = 8;
958 		var->transp.offset = 0;
959 		var->transp.length = 0;
960 		var->nonstd = 0;
963 		var->red.offset = 0;
964 		var->red.length = 4;
965 		var->green.offset = 0;
966 		var->green.length = 4;
967 		var->blue.offset = 0;
968 		var->blue.length = 4;
969 		var->transp.offset = 0;
970 		var->transp.length = 0;
971 		var->nonstd = FB_NONSTD_REV_PIX_IN_B;
974 		var->red.offset = 11;
975 		var->red.length = 5;
976 		var->green.offset = 5;
977 		var->green.length = 6;
978 		var->blue.offset = 0;
979 		var->blue.length = 5;
980 		var->transp.offset = 0;
981 		var->transp.length = 0;
982 		var->nonstd = 0;
985 		var->red.offset = 16;
986 		var->red.length = 8;
987 		var->green.offset = 8;
988 		var->green.length = 8;
989 		var->blue.offset = 0;
990 		var->blue.length = 8;
991 		var->nonstd = 0;
994 		var->transp.offset = 24;
995 		var->transp.length = 8;
996 		var->red.offset = 16;
997 		var->red.length = 8;
998 		var->green.offset = 8;
999 		var->green.length = 8;
1000 		var->blue.offset = 0;
1001 		var->blue.length = 8;
1002 		var->nonstd = 0;
1008 	var->red.msb_right = 0;
1009 	var->green.msb_right = 0;
1010 	var->blue.msb_right = 0;
1011 	var->transp.msb_right = 0;
1013 	if (line_size * var->yres_virtual > par->vram_size)
1014 		var->yres_virtual = par->vram_size / line_size;
1016 	if (var->yres > var->yres_virtual)
1017 		var->yres = var->yres_virtual;
1019 	if (var->xres > var->xres_virtual)
1020 		var->xres = var->xres_virtual;
1022 	if (var->xres + var->xoffset > var->xres_virtual)
1023 		var->xoffset = var->xres_virtual - var->xres;
1024 	if (var->yres + var->yoffset > var->yres_virtual)
1025 		var->yoffset = var->yres_virtual - var->yres;
1027 	var->pixclock = da8xx_fb_round_clk(par, var->pixclock);
1208 static int da8xx_pan_display(struct fb_var_screeninfo *var,
1219 	if (var->xoffset != fbi->var.xoffset ||
1220 			var->yoffset != fbi->var.yoffset) {
1221 		memcpy(&new_var, &fbi->var, sizeof(new_var));
1222 		new_var.xoffset = var->xoffset;
1223 		new_var.yoffset = var->yoffset;
1227 			memcpy(&fbi->var, &new_var, sizeof(new_var));
1231 				new_var.xoffset * fbi->var.bits_per_pixel / 8;
1232 			end	= start + fbi->var.yres * fix->line_length - 1;
1265 	fb_var_to_videomode(&par->mode, &info->var);
1267 	par->cfg.bpp = info->var.bits_per_pixel;
1280 			 info->var.yoffset * info->fix.line_length +
1281 			 info->var.xoffset * info->var.bits_per_pixel / 8;
1283 			 info->var.yres * info->fix.line_length - 1;
1465 	da8xx_fb_info->var = da8xx_fb_var;
1468 	da8xx_fb_info->fix.visual = (da8xx_fb_info->var.bits_per_pixel <= 8) ?