Gitweb:     http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=f276b5...
Commit:     f276b5ba0d87eba4ce7aace9608d811776734cb5
Parent:     6d39635959fe2f072130789a95e11ff97fb27b58
Author:     Benjamin Herrenschmidt <benh@kernel.crashing.org>
AuthorDate: Tue Dec 11 14:48:23 2007 +1100
Committer:  Paul Mackerras <paulus@samba.org>
CommitDate: Tue Dec 11 15:43:35 2007 +1100

    [POWERPC] Remove useless volatiles in udbg_16550.c
    
    This removes "volatile" from the MMIO pointer udbg_comport
    in udbg_16550.c driver, it's useless and makes checkpatch.pl
    complain when adding things to this file.
    
    Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
    Signed-off-by: Paul Mackerras <paulus@samba.org>
---
 arch/powerpc/kernel/udbg_16550.c |   10 +++++-----
 1 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/arch/powerpc/kernel/udbg_16550.c b/arch/powerpc/kernel/udbg_16550.c
index 833a3d0..df740ea 100644
--- a/arch/powerpc/kernel/udbg_16550.c
+++ b/arch/powerpc/kernel/udbg_16550.c
@@ -46,7 +46,7 @@ struct NS16550 {
 
 #define LCR_DLAB 0x80
 
-static volatile struct NS16550 __iomem *udbg_comport;
+static struct NS16550 __iomem *udbg_comport;
 
 static void udbg_550_putc(char c)
 {
@@ -117,7 +117,7 @@ unsigned int udbg_probe_uart_speed(void __iomem *comport, unsigned int clock)
 {
 	unsigned int dll, dlm, divisor, prescaler, speed;
 	u8 old_lcr;
-	volatile struct NS16550 __iomem *port = comport;
+	struct NS16550 __iomem *port = comport;
 
 	old_lcr = in_8(&port->lcr);
 
@@ -162,7 +162,7 @@ void udbg_maple_real_putc(char c)
 
 void __init udbg_init_maple_realmode(void)
 {
-	udbg_comport = (volatile struct NS16550 __iomem *)0xf40003f8;
+	udbg_comport = (struct NS16550 __iomem *)0xf40003f8;
 
 	udbg_putc = udbg_maple_real_putc;
 	udbg_getc = NULL;
@@ -184,7 +184,7 @@ void udbg_pas_real_putc(char c)
 
 void udbg_init_pas_realmode(void)
 {
-	udbg_comport = (volatile struct NS16550 __iomem *)0xfcff03f8UL;
+	udbg_comport = (struct NS16550 __iomem *)0xfcff03f8UL;
 
 	udbg_putc = udbg_pas_real_putc;
 	udbg_getc = NULL;
@@ -219,7 +219,7 @@ static int udbg_44x_as1_getc(void)
 void __init udbg_init_44x_as1(void)
 {
 	udbg_comport =
-		(volatile struct NS16550 __iomem *)PPC44x_EARLY_DEBUG_VIRTADDR;
+		(struct NS16550 __iomem *)PPC44x_EARLY_DEBUG_VIRTADDR;
 
 	udbg_putc = udbg_44x_as1_putc;
 	udbg_getc = udbg_44x_as1_getc;
-
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