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path: root/drivers/tty/serial/m32r_sio.c
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Diffstat (limited to 'drivers/tty/serial/m32r_sio.c')
-rw-r--r--drivers/tty/serial/m32r_sio.c36
1 files changed, 2 insertions, 34 deletions
diff --git a/drivers/tty/serial/m32r_sio.c b/drivers/tty/serial/m32r_sio.c
index a0703624d5e5..b13949ad3408 100644
--- a/drivers/tty/serial/m32r_sio.c
+++ b/drivers/tty/serial/m32r_sio.c
@@ -44,8 +44,6 @@
44#include <asm/io.h> 44#include <asm/io.h>
45#include <asm/irq.h> 45#include <asm/irq.h>
46 46
47#define PORT_M32R_BASE PORT_M32R_SIO
48#define PORT_INDEX(x) (x - PORT_M32R_BASE + 1)
49#define BAUD_RATE 115200 47#define BAUD_RATE 115200
50 48
51#include <linux/serial_core.h> 49#include <linux/serial_core.h>
@@ -132,22 +130,6 @@ struct irq_info {
132 130
133static struct irq_info irq_lists[NR_IRQS]; 131static struct irq_info irq_lists[NR_IRQS];
134 132
135/*
136 * Here we define the default xmit fifo size used for each type of UART.
137 */
138static const struct serial_uart_config uart_config[] = {
139 [PORT_UNKNOWN] = {
140 .name = "unknown",
141 .dfl_xmit_fifo_size = 1,
142 .flags = 0,
143 },
144 [PORT_INDEX(PORT_M32R_SIO)] = {
145 .name = "M32RSIO",
146 .dfl_xmit_fifo_size = 1,
147 .flags = 0,
148 },
149};
150
151#ifdef CONFIG_SERIAL_M32R_PLDSIO 133#ifdef CONFIG_SERIAL_M32R_PLDSIO
152 134
153#define __sio_in(x) inw((unsigned long)(x)) 135#define __sio_in(x) inw((unsigned long)(x))
@@ -907,8 +889,7 @@ static void m32r_sio_config_port(struct uart_port *port, int unused)
907 889
908 spin_lock_irqsave(&up->port.lock, flags); 890 spin_lock_irqsave(&up->port.lock, flags);
909 891
910 up->port.type = (PORT_M32R_SIO - PORT_M32R_BASE + 1); 892 up->port.fifosize = 1;
911 up->port.fifosize = uart_config[up->port.type].dfl_xmit_fifo_size;
912 893
913 spin_unlock_irqrestore(&up->port.lock, flags); 894 spin_unlock_irqrestore(&up->port.lock, flags);
914} 895}
@@ -916,23 +897,11 @@ static void m32r_sio_config_port(struct uart_port *port, int unused)
916static int 897static int
917m32r_sio_verify_port(struct uart_port *port, struct serial_struct *ser) 898m32r_sio_verify_port(struct uart_port *port, struct serial_struct *ser)
918{ 899{
919 if (ser->irq >= nr_irqs || ser->irq < 0 || 900 if (ser->irq >= nr_irqs || ser->irq < 0 || ser->baud_base < 9600)
920 ser->baud_base < 9600 || ser->type < PORT_UNKNOWN ||
921 ser->type >= ARRAY_SIZE(uart_config))
922 return -EINVAL; 901 return -EINVAL;
923 return 0; 902 return 0;
924} 903}
925 904
926static const char *
927m32r_sio_type(struct uart_port *port)
928{
929 int type = port->type;
930
931 if (type >= ARRAY_SIZE(uart_config))
932 type = 0;
933 return uart_config[type].name;
934}
935
936static struct uart_ops m32r_sio_pops = { 905static struct uart_ops m32r_sio_pops = {
937 .tx_empty = m32r_sio_tx_empty, 906 .tx_empty = m32r_sio_tx_empty,
938 .set_mctrl = m32r_sio_set_mctrl, 907 .set_mctrl = m32r_sio_set_mctrl,
@@ -946,7 +915,6 @@ static struct uart_ops m32r_sio_pops = {
946 .shutdown = m32r_sio_shutdown, 915 .shutdown = m32r_sio_shutdown,
947 .set_termios = m32r_sio_set_termios, 916 .set_termios = m32r_sio_set_termios,
948 .pm = m32r_sio_pm, 917 .pm = m32r_sio_pm,
949 .type = m32r_sio_type,
950 .release_port = m32r_sio_release_port, 918 .release_port = m32r_sio_release_port,
951 .request_port = m32r_sio_request_port, 919 .request_port = m32r_sio_request_port,
952 .config_port = m32r_sio_config_port, 920 .config_port = m32r_sio_config_port,