serial: 8250_men_mcb: Clean defines

The Z125 define is not used anywhere, thus removed. Also used a
more specific name for the maximum number of ports per unit and
removed the duplicated define MAX_PORTS

Reviewed-by: Jose Javier Rodriguez Barbarin <dev-josejavier.rodriguez@duagon.com>
Signed-off-by: Filip Jensen <dev-Felipe.Jensen@duagon.com>
Link: https://patch.msgid.link/20251210164804.94801-2-dev-Felipe.Jensen@duagon.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/tty/serial/8250/8250_men_mcb.c b/drivers/tty/serial/8250/8250_men_mcb.c
index a78ef35c81877e17f6166c770a6593b350f0fe60..6ba7464bb2ddb0732496e3f280ab6111574ae64d 100644 (file)
--- a/drivers/tty/serial/8250/8250_men_mcb.c
+++ b/drivers/tty/serial/8250/8250_men_mcb.c
@@ -28,8 +28,6 @@
 #define MEN_UART3_MASK 0x04
 #define MEN_UART4_MASK 0x08
 
-#define MEN_Z125_UARTS_AVAILABLE       0x01
-
 #define MEN_Z025_MAX_UARTS             4
 #define MEN_UART_MEM_SIZE              0x10
 #define MEM_UART_REGISTER_SIZE         0x01
@@ -42,12 +40,10 @@
 
 #define MEN_READ_REGISTER(addr)        readb(addr)
 
-#define MAX_PORTS      4
-
 struct serial_8250_men_mcb_data {
        int num_ports;
-       int line[MAX_PORTS];
-       unsigned int offset[MAX_PORTS];
+       int line[MEN_Z025_MAX_UARTS];
+       unsigned int offset[MEN_Z025_MAX_UARTS];
 };
 
 /*
@@ -126,7 +122,7 @@ static int read_serial_data(struct mcb_device *mdev,
        if (res < 0)
                return res;
 
-       for (i = 0; i < MAX_PORTS; i++) {
+       for (i = 0; i < MEN_Z025_MAX_UARTS; i++) {
                mask = 0x1 << i;
                switch (uarts_available & mask) {
                case MEN_UART1_MASK:
@@ -150,7 +146,7 @@ static int read_serial_data(struct mcb_device *mdev,
                }
        }
 
-       if (count <= 0 || count > MAX_PORTS) {
+       if (count <= 0 || count > MEN_Z025_MAX_UARTS) {
                dev_err(&mdev->dev, "unexpected number of ports: %u\n",
                        count);
                return -ENODEV;