tty: vt: remove consw::con_screen_pos()

After the previous patch, nobody sets that hook. So drop it completely.
Signed-off-by: "Jiri Slaby (SUSE)" <jirislaby@kernel.org>
Tested-by: Helge Deller <deller@gmx.de> # parisc STI console
Link: https://lore.kernel.org/r/20240122110401.7289-41-jirislaby@kernel.orgSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/tty/vt/vt.c

@@ -289,15 +289,9 @@ static inline bool con_should_update(const struct vc_data *vc)
 static inline unsigned short *screenpos(const struct vc_data *vc, int offset,
 		bool viewed)
 {
-	unsigned short *p;
-	
-	if (!viewed)
-		p = (unsigned short *)(vc->vc_origin + offset);
-	else if (!vc->vc_sw->con_screen_pos)
-		p = (unsigned short *)(vc->vc_visible_origin + offset);
-	else
-		p = vc->vc_sw->con_screen_pos(vc, offset);
-	return p;
+	unsigned long origin = viewed ? vc->vc_visible_origin : vc->vc_origin;
+
+	return (unsigned short *)(origin + offset);
 }
 
 static void con_putc(struct vc_data *vc, u16 ca, unsigned int y, unsigned int x)

include/linux/console.h

@@ -96,7 +96,6 @@ struct consw {
 			enum vc_intensity intensity,
 			bool blink, bool underline, bool reverse, bool italic);
 	void	(*con_invert_region)(struct vc_data *vc, u16 *p, int count);
-	u16    *(*con_screen_pos)(const struct vc_data *vc, int offset);
 	unsigned long (*con_getxy)(struct vc_data *vc, unsigned long position,
 			int *px, int *py);
 	/*