linux-kernel - [PATCH] [40/139] sparc64: Delete prom

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Date:	Tue,  1 Feb 2011 16:43:55 -0800 (PST)
From:	Andi Kleen <andi@...stfloor.org>
To:	davem@...emloft.net, gregkh@...e.de, ak@...ux.intel.com,
	linux-kernel@...r.kernel.org, stable@...nel.org
Subject: [PATCH] [40/139] sparc64: Delete prom_setcallback().

2.6.35-longterm review patch.  If anyone has any objections, please let me know.

------------------

From: David S. Miller <davem@...emloft.net>

[ Upstream commit c540ee70e49b573535c7ddfd0e9a0fc9d549c8b7 ]

Unused.

Signed-off-by: David S. Miller <davem@...emloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@...e.de>
Signed-off-by: Andi Kleen <ak@...ux.intel.com>

---
 arch/sparc/include/asm/oplib_64.h |    8 --------
 arch/sparc/prom/misc_64.c         |   14 --------------
 2 files changed, 22 deletions(-)

Index: linux-2.6.35.y/arch/sparc/include/asm/oplib_64.h
===================================================================
--- linux-2.6.35.y.orig/arch/sparc/include/asm/oplib_64.h
+++ linux-2.6.35.y/arch/sparc/include/asm/oplib_64.h
@@ -88,14 +88,6 @@ extern void prom_halt(void) __attribute_
 /* Halt and power-off the machine. */
 extern void prom_halt_power_off(void) __attribute__ ((noreturn));
 
-/* Set the PROM 'sync' callback function to the passed function pointer.
- * When the user gives the 'sync' command at the prom prompt while the
- * kernel is still active, the prom will call this routine.
- *
- */
-typedef int (*callback_func_t)(long *cmd);
-extern void prom_setcallback(callback_func_t func_ptr);
-
 /* Acquire the IDPROM of the root node in the prom device tree.  This
  * gets passed a buffer where you would like it stuffed.  The return value
  * is the format type of this idprom or 0xff on error.
Index: linux-2.6.35.y/arch/sparc/prom/misc_64.c
===================================================================
--- linux-2.6.35.y.orig/arch/sparc/prom/misc_64.c
+++ linux-2.6.35.y/arch/sparc/prom/misc_64.c
@@ -150,20 +150,6 @@ void prom_halt_power_off(void)
 	prom_halt();
 }
 
-/* Set prom sync handler to call function 'funcp'. */
-void prom_setcallback(callback_func_t funcp)
-{
-	unsigned long args[5];
-	if (!funcp)
-		return;
-	args[0] = (unsigned long) "set-callback";
-	args[1] = 1;
-	args[2] = 1;
-	args[3] = (unsigned long) funcp;
-	args[4] = (unsigned long) -1;
-	p1275_cmd_direct(args);
-}
-
 /* Get the idprom and stuff it into buffer 'idbuf'.  Returns the
  * format type.  'num_bytes' is the number of bytes that your idbuf
  * has space for.  Returns 0xff on error.
--
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