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authorBenjamin Herrenschmidt <benh@kernel.crashing.org>2010-02-25 22:41:00 -0500
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>2010-02-25 22:41:00 -0500
commit874f2f997dbe041a6c6e509dae8656ed9022d65d (patch)
tree61898165882041ef7f9beaf2ef6663a1a4d3c29a /drivers/serial
parent071c06cb570d38efe23a124e885f2f3e643a9206 (diff)
parent6ebdc661b608671e9ca572af8bb42d58108cc008 (diff)
Merge commit 'origin/master' into next
Manual merge of: drivers/char/hvc_console.c drivers/char/hvc_console.h
Diffstat (limited to 'drivers/serial')
-rw-r--r--drivers/serial/8250.c7
-rw-r--r--drivers/serial/pmac_zilog.c6
2 files changed, 7 insertions, 6 deletions
diff --git a/drivers/serial/8250.c b/drivers/serial/8250.c
index c3e37c8e7e26..e9b15c3746fa 100644
--- a/drivers/serial/8250.c
+++ b/drivers/serial/8250.c
@@ -83,6 +83,9 @@ static unsigned int skip_txen_test; /* force skip of txen test at init time */
83 83
84#define PASS_LIMIT 256 84#define PASS_LIMIT 256
85 85
86#define BOTH_EMPTY (UART_LSR_TEMT | UART_LSR_THRE)
87
88
86/* 89/*
87 * We default to IRQ0 for the "no irq" hack. Some 90 * We default to IRQ0 for the "no irq" hack. Some
88 * machine types want others as well - they're free 91 * machine types want others as well - they're free
@@ -1792,7 +1795,7 @@ static unsigned int serial8250_tx_empty(struct uart_port *port)
1792 up->lsr_saved_flags |= lsr & LSR_SAVE_FLAGS; 1795 up->lsr_saved_flags |= lsr & LSR_SAVE_FLAGS;
1793 spin_unlock_irqrestore(&up->port.lock, flags); 1796 spin_unlock_irqrestore(&up->port.lock, flags);
1794 1797
1795 return lsr & UART_LSR_TEMT ? TIOCSER_TEMT : 0; 1798 return (lsr & BOTH_EMPTY) == BOTH_EMPTY ? TIOCSER_TEMT : 0;
1796} 1799}
1797 1800
1798static unsigned int serial8250_get_mctrl(struct uart_port *port) 1801static unsigned int serial8250_get_mctrl(struct uart_port *port)
@@ -1850,8 +1853,6 @@ static void serial8250_break_ctl(struct uart_port *port, int break_state)
1850 spin_unlock_irqrestore(&up->port.lock, flags); 1853 spin_unlock_irqrestore(&up->port.lock, flags);
1851} 1854}
1852 1855
1853#define BOTH_EMPTY (UART_LSR_TEMT | UART_LSR_THRE)
1854
1855/* 1856/*
1856 * Wait for transmitter & holding register to empty 1857 * Wait for transmitter & holding register to empty
1857 */ 1858 */
diff --git a/drivers/serial/pmac_zilog.c b/drivers/serial/pmac_zilog.c
index 683e66f18e8c..3e2ae4807ae2 100644
--- a/drivers/serial/pmac_zilog.c
+++ b/drivers/serial/pmac_zilog.c
@@ -2031,9 +2031,9 @@ static int __init pmz_console_setup(struct console *co, char *options)
2031 /* 2031 /*
2032 * XServe's default to 57600 bps 2032 * XServe's default to 57600 bps
2033 */ 2033 */
2034 if (machine_is_compatible("RackMac1,1") 2034 if (of_machine_is_compatible("RackMac1,1")
2035 || machine_is_compatible("RackMac1,2") 2035 || of_machine_is_compatible("RackMac1,2")
2036 || machine_is_compatible("MacRISC4")) 2036 || of_machine_is_compatible("MacRISC4"))
2037 baud = 57600; 2037 baud = 57600;
2038 2038
2039 /* 2039 /*