serial-uartlite: Constify uartlite_be/uartlite_le
authorMaarten Brock <m.brock@vanmierlo.com>
Fri, 22 Apr 2016 16:19:33 +0000 (18:19 +0200)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Sat, 30 Apr 2016 16:26:55 +0000 (09:26 -0700)
Made uartlite_be and uartlite_le constants.

Signed-off-by: Maarten Brock <m.brock@vanmierlo.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/tty/serial/uartlite.c

index d08baa668d5de9feeaae9617710f5466360f270a..05089b6c2f3047942af17b9b5a4d5bc10d56028a 100644 (file)
@@ -72,7 +72,7 @@ static void uartlite_outbe32(u32 val, void __iomem *addr)
        iowrite32be(val, addr);
 }
 
-static struct uartlite_reg_ops uartlite_be = {
+static const struct uartlite_reg_ops uartlite_be = {
        .in = uartlite_inbe32,
        .out = uartlite_outbe32,
 };
@@ -87,21 +87,21 @@ static void uartlite_outle32(u32 val, void __iomem *addr)
        iowrite32(val, addr);
 }
 
-static struct uartlite_reg_ops uartlite_le = {
+static const struct uartlite_reg_ops uartlite_le = {
        .in = uartlite_inle32,
        .out = uartlite_outle32,
 };
 
 static inline u32 uart_in32(u32 offset, struct uart_port *port)
 {
-       struct uartlite_reg_ops *reg_ops = port->private_data;
+       const struct uartlite_reg_ops *reg_ops = port->private_data;
 
        return reg_ops->in(port->membase + offset);
 }
 
 static inline void uart_out32(u32 val, u32 offset, struct uart_port *port)
 {
-       struct uartlite_reg_ops *reg_ops = port->private_data;
+       const struct uartlite_reg_ops *reg_ops = port->private_data;
 
        reg_ops->out(val, port->membase + offset);
 }
@@ -345,13 +345,13 @@ static int ulite_request_port(struct uart_port *port)
                return -EBUSY;
        }
 
-       port->private_data = &uartlite_be;
+       port->private_data = (void *)&uartlite_be;
        ret = uart_in32(ULITE_CONTROL, port);
        uart_out32(ULITE_CONTROL_RST_TX, ULITE_CONTROL, port);
        ret = uart_in32(ULITE_STATUS, port);
        /* Endianess detection */
        if ((ret & ULITE_STATUS_TXEMPTY) != ULITE_STATUS_TXEMPTY)
-               port->private_data = &uartlite_le;
+               port->private_data = (void *)&uartlite_le;
 
        return 0;
 }