#include <linux/types.h>
+
+#define VIA_PITCH_SIZE (1<<3)
+#define VIA_PITCH_MAX 0x3FF8
+
+
+struct display_timing {
+ u16 hor_total;
+ u16 hor_addr;
+ u16 hor_blank_start;
+ u16 hor_blank_end;
+ u16 hor_sync_start;
+ u16 hor_sync_end;
+ u16 ver_total;
+ u16 ver_addr;
+ u16 ver_blank_start;
+ u16 ver_blank_end;
+ u16 ver_sync_start;
+ u16 ver_sync_end;
+};
+
+
+void via_set_primary_timing(const struct display_timing *timing);
+void via_set_secondary_timing(const struct display_timing *timing);
void via_set_primary_address(u32 addr);
void via_set_secondary_address(u32 addr);
void via_set_primary_pitch(u32 pitch);