- 2.6.17 port work build breaks, but the patch set is relativly stable

[linux-flexiantxendom0-3.2.10.git] / drivers / serial / sunzilog.c

diff --git a/drivers/serial/sunzilog.c b/drivers/serial/sunzilog.c
index fc79331..cd49ebb 100644 (file)
--- a/drivers/serial/sunzilog.c
+++ b/drivers/serial/sunzilog.c
@@ -1252,8 +1252,9 @@ static struct zilog_layout __iomem * __init get_zs(int chip, int node)
 
 #define ZS_PUT_CHAR_MAX_DELAY  2000    /* 10 ms */
 
-static void sunzilog_put_char(struct zilog_channel __iomem *channel, unsigned char ch)
+static void sunzilog_putchar(struct uart_port *port, int ch)
 {
+       struct zilog_channel *channel = ZILOG_CHANNEL_FROM_PORT(port);
        int loops = ZS_PUT_CHAR_MAX_DELAY;
 
        /* This is a timed polling loop so do not switch the explicit
@@ -1284,7 +1285,7 @@ static int sunzilog_serio_write(struct serio *serio, unsigned char ch)
 
        spin_lock_irqsave(&sunzilog_serio_lock, flags);
 
-       sunzilog_put_char(ZILOG_CHANNEL_FROM_PORT(&up->port), ch);
+       sunzilog_putchar(&up->port, ch);
 
        spin_unlock_irqrestore(&sunzilog_serio_lock, flags);
 
@@ -1325,16 +1326,10 @@ static void
 sunzilog_console_write(struct console *con, const char *s, unsigned int count)
 {
        struct uart_sunzilog_port *up = &sunzilog_port_table[con->index];
-       struct zilog_channel *channel = ZILOG_CHANNEL_FROM_PORT(&up->port);
        unsigned long flags;
-       int i;
 
        spin_lock_irqsave(&up->port.lock, flags);
-       for (i = 0; i < count; i++, s++) {
-               if (*s == 10)
-                       sunzilog_put_char(channel, 13);
-               sunzilog_put_char(channel, *s);
-       }
+       uart_console_write(&up->port, s, count, sunzilog_putchar);
        udelay(2);
        spin_unlock_irqrestore(&up->port.lock, flags);
 }
@@ -1390,7 +1385,6 @@ static struct console sunzilog_console = {
        .index  =       -1,
        .data   =       &sunzilog_reg,
 };
-#define SUNZILOG_CONSOLE       (&sunzilog_console)
 
 static int __init sunzilog_console_init(void)
 {
@@ -1413,8 +1407,31 @@ static int __init sunzilog_console_init(void)
        register_console(&sunzilog_console);
        return 0;
 }
+
+static inline struct console *SUNZILOG_CONSOLE(void)
+{
+       int i;
+
+       if (con_is_present())
+               return NULL;
+
+       for (i = 0; i < NUM_CHANNELS; i++) {
+               int this_minor = sunzilog_reg.minor + i;
+
+               if ((this_minor - 64) == (serial_console - 1))
+                       break;
+       }
+       if (i == NUM_CHANNELS)
+               return NULL;
+
+       sunzilog_console.index = i;
+       sunzilog_port_table[i].flags |= SUNZILOG_FLAG_IS_CONS;
+
+       return &sunzilog_console;
+}
+
 #else
-#define SUNZILOG_CONSOLE       (NULL)
+#define SUNZILOG_CONSOLE()     (NULL)
 #define sunzilog_console_init() do { } while (0)
 #endif
 
@@ -1666,14 +1683,15 @@ static int __init sunzilog_ports_init(void)
        }
                
        sunzilog_reg.nr = uart_count;
-       sunzilog_reg.cons = SUNZILOG_CONSOLE;
-
        sunzilog_reg.minor = sunserial_current_minor;
-       sunserial_current_minor += uart_count;
 
        ret = uart_register_driver(&sunzilog_reg);
        if (ret == 0) {
-               sunzilog_console_init();
+               sunzilog_reg.tty_driver->name_base = sunzilog_reg.minor - 64;
+               sunzilog_reg.cons = SUNZILOG_CONSOLE();
+
+               sunserial_current_minor += uart_count;
+
                for (i = 0; i < NUM_CHANNELS; i++) {
                        struct uart_sunzilog_port *up = &sunzilog_port_table[i];