701 		red >>= (16 - info->var.red.length);  in setcolreg()
702 		green >>= (16 - info->var.green.length);  in setcolreg()
703 		blue >>= (16 - info->var.blue.length);  in setcolreg()
704 		value = (red << info->var.red.offset) |  in setcolreg()
705 			(green << info->var.green.offset) |  in setcolreg()
706 			(blue << info->var.blue.offset);  in setcolreg()
707 		if (info->var.transp.length > 0) {  in setcolreg()
708 			u32 mask = (1 << info->var.transp.length) - 1;  in setcolreg()
709 			mask <<= info->var.transp.offset;  in setcolreg()
820 int drm_fb_helper_check_var(struct fb_var_screeninfo *var,  in drm_fb_helper_check_var()  argument
827 	if (var->pixclock != 0 || in_dbg_master())  in drm_fb_helper_check_var()
831 	if (var->bits_per_pixel > fb->bits_per_pixel ||  in drm_fb_helper_check_var()
832 	    var->xres > fb->width || var->yres > fb->height ||  in drm_fb_helper_check_var()
833 	    var->xres_virtual > fb->width || var->yres_virtual > fb->height) {  in drm_fb_helper_check_var()
836 			  var->xres, var->yres, var->bits_per_pixel,  in drm_fb_helper_check_var()
837 			  var->xres_virtual, var->yres_virtual,  in drm_fb_helper_check_var()
842 	switch (var->bits_per_pixel) {  in drm_fb_helper_check_var()
844 		depth = (var->green.length == 6) ? 16 : 15;  in drm_fb_helper_check_var()
847 		depth = (var->transp.length > 0) ? 32 : 24;  in drm_fb_helper_check_var()
850 		depth = var->bits_per_pixel;  in drm_fb_helper_check_var()
856 		var->red.offset = 0;  in drm_fb_helper_check_var()
857 		var->green.offset = 0;  in drm_fb_helper_check_var()
858 		var->blue.offset = 0;  in drm_fb_helper_check_var()
859 		var->red.length = 8;  in drm_fb_helper_check_var()
860 		var->green.length = 8;  in drm_fb_helper_check_var()
861 		var->blue.length = 8;  in drm_fb_helper_check_var()
862 		var->transp.length = 0;  in drm_fb_helper_check_var()
863 		var->transp.offset = 0;  in drm_fb_helper_check_var()
866 		var->red.offset = 10;  in drm_fb_helper_check_var()
867 		var->green.offset = 5;  in drm_fb_helper_check_var()
868 		var->blue.offset = 0;  in drm_fb_helper_check_var()
869 		var->red.length = 5;  in drm_fb_helper_check_var()
870 		var->green.length = 5;  in drm_fb_helper_check_var()
871 		var->blue.length = 5;  in drm_fb_helper_check_var()
872 		var->transp.length = 1;  in drm_fb_helper_check_var()
873 		var->transp.offset = 15;  in drm_fb_helper_check_var()
876 		var->red.offset = 11;  in drm_fb_helper_check_var()
877 		var->green.offset = 5;  in drm_fb_helper_check_var()
878 		var->blue.offset = 0;  in drm_fb_helper_check_var()
879 		var->red.length = 5;  in drm_fb_helper_check_var()
880 		var->green.length = 6;  in drm_fb_helper_check_var()
881 		var->blue.length = 5;  in drm_fb_helper_check_var()
882 		var->transp.length = 0;  in drm_fb_helper_check_var()
883 		var->transp.offset = 0;  in drm_fb_helper_check_var()
886 		var->red.offset = 16;  in drm_fb_helper_check_var()
887 		var->green.offset = 8;  in drm_fb_helper_check_var()
888 		var->blue.offset = 0;  in drm_fb_helper_check_var()
889 		var->red.length = 8;  in drm_fb_helper_check_var()
890 		var->green.length = 8;  in drm_fb_helper_check_var()
891 		var->blue.length = 8;  in drm_fb_helper_check_var()
892 		var->transp.length = 0;  in drm_fb_helper_check_var()
893 		var->transp.offset = 0;  in drm_fb_helper_check_var()
896 		var->red.offset = 16;  in drm_fb_helper_check_var()
897 		var->green.offset = 8;  in drm_fb_helper_check_var()
898 		var->blue.offset = 0;  in drm_fb_helper_check_var()
899 		var->red.length = 8;  in drm_fb_helper_check_var()
900 		var->green.length = 8;  in drm_fb_helper_check_var()
901 		var->blue.length = 8;  in drm_fb_helper_check_var()
902 		var->transp.length = 8;  in drm_fb_helper_check_var()
903 		var->transp.offset = 24;  in drm_fb_helper_check_var()
923 	struct fb_var_screeninfo *var = &info->var;  in drm_fb_helper_set_par()  local
925 	if (var->pixclock != 0) {  in drm_fb_helper_set_par()
941 int drm_fb_helper_pan_display(struct fb_var_screeninfo *var,  in drm_fb_helper_pan_display()  argument
961 		modeset->x = var->xoffset;  in drm_fb_helper_pan_display()
962 		modeset->y = var->yoffset;  in drm_fb_helper_pan_display()
967 				info->var.xoffset = var->xoffset;  in drm_fb_helper_pan_display()
968 				info->var.yoffset = var->yoffset;  in drm_fb_helper_pan_display()
1105 	info->var.pixclock = 0;  in drm_fb_helper_single_fb_probe()
1177 	info->var.xres_virtual = fb->width;  in drm_fb_helper_fill_var()
1178 	info->var.yres_virtual = fb->height;  in drm_fb_helper_fill_var()
1179 	info->var.bits_per_pixel = fb->bits_per_pixel;  in drm_fb_helper_fill_var()
1180 	info->var.accel_flags = FB_ACCELF_TEXT;  in drm_fb_helper_fill_var()
1181 	info->var.xoffset = 0;  in drm_fb_helper_fill_var()
1182 	info->var.yoffset = 0;  in drm_fb_helper_fill_var()
1183 	info->var.activate = FB_ACTIVATE_NOW;  in drm_fb_helper_fill_var()
1184 	info->var.height = -1;  in drm_fb_helper_fill_var()
1185 	info->var.width = -1;  in drm_fb_helper_fill_var()
1189 		info->var.red.offset = 0;  in drm_fb_helper_fill_var()
1190 		info->var.green.offset = 0;  in drm_fb_helper_fill_var()
1191 		info->var.blue.offset = 0;  in drm_fb_helper_fill_var()
1192 		info->var.red.length = 8; /* 8bit DAC */  in drm_fb_helper_fill_var()
1193 		info->var.green.length = 8;  in drm_fb_helper_fill_var()
1194 		info->var.blue.length = 8;  in drm_fb_helper_fill_var()
1195 		info->var.transp.offset = 0;  in drm_fb_helper_fill_var()
1196 		info->var.transp.length = 0;  in drm_fb_helper_fill_var()
1199 		info->var.red.offset = 10;  in drm_fb_helper_fill_var()
1200 		info->var.green.offset = 5;  in drm_fb_helper_fill_var()
1201 		info->var.blue.offset = 0;  in drm_fb_helper_fill_var()
1202 		info->var.red.length = 5;  in drm_fb_helper_fill_var()
1203 		info->var.green.length = 5;  in drm_fb_helper_fill_var()
1204 		info->var.blue.length = 5;  in drm_fb_helper_fill_var()
1205 		info->var.transp.offset = 15;  in drm_fb_helper_fill_var()
1206 		info->var.transp.length = 1;  in drm_fb_helper_fill_var()
1209 		info->var.red.offset = 11;  in drm_fb_helper_fill_var()
1210 		info->var.green.offset = 5;  in drm_fb_helper_fill_var()
1211 		info->var.blue.offset = 0;  in drm_fb_helper_fill_var()
1212 		info->var.red.length = 5;  in drm_fb_helper_fill_var()
1213 		info->var.green.length = 6;  in drm_fb_helper_fill_var()
1214 		info->var.blue.length = 5;  in drm_fb_helper_fill_var()
1215 		info->var.transp.offset = 0;  in drm_fb_helper_fill_var()
1218 		info->var.red.offset = 16;  in drm_fb_helper_fill_var()
1219 		info->var.green.offset = 8;  in drm_fb_helper_fill_var()
1220 		info->var.blue.offset = 0;  in drm_fb_helper_fill_var()
1221 		info->var.red.length = 8;  in drm_fb_helper_fill_var()
1222 		info->var.green.length = 8;  in drm_fb_helper_fill_var()
1223 		info->var.blue.length = 8;  in drm_fb_helper_fill_var()
1224 		info->var.transp.offset = 0;  in drm_fb_helper_fill_var()
1225 		info->var.transp.length = 0;  in drm_fb_helper_fill_var()
1228 		info->var.red.offset = 16;  in drm_fb_helper_fill_var()
1229 		info->var.green.offset = 8;  in drm_fb_helper_fill_var()
1230 		info->var.blue.offset = 0;  in drm_fb_helper_fill_var()
1231 		info->var.red.length = 8;  in drm_fb_helper_fill_var()
1232 		info->var.green.length = 8;  in drm_fb_helper_fill_var()
1233 		info->var.blue.length = 8;  in drm_fb_helper_fill_var()
1234 		info->var.transp.offset = 24;  in drm_fb_helper_fill_var()
1235 		info->var.transp.length = 8;  in drm_fb_helper_fill_var()
1241 	info->var.xres = fb_width;  in drm_fb_helper_fill_var()
1242 	info->var.yres = fb_height;  in drm_fb_helper_fill_var()