[MIPS] vr41xx: add MACINT controls

This patch has added MACINT controls.
They are necessary for VR4133 ethernet driver.

Signed-off-by: Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

diff --git a/arch/mips/vr41xx/common/icu.c b/arch/mips/vr41xx/common/icu.c
index c075261..34622f3 100644 (file)
--- a/arch/mips/vr41xx/common/icu.c
+++ b/arch/mips/vr41xx/common/icu.c
@@ -3,7 +3,7 @@
  *
  *  Copyright (C) 2001-2002  MontaVista Software Inc.
  *    Author: Yoichi Yuasa <yyuasa@mvista.com or source@mvista.com>
- *  Copyright (C) 2003-2005  Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp>
+ *  Copyright (C) 2003-2006  Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp>
  *
  *  This program is free software; you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
@@ -68,6 +68,7 @@ static unsigned char sysint2_assign[16] = {
 #define MPIUINTREG     0x0e
 #define MAIUINTREG     0x10
 #define MKIUINTREG     0x12
+#define MMACINTREG     0x12
 #define MGIUINTLREG    0x14
 #define MDSIUINTREG    0x16
 #define NMIREG         0x18
@@ -241,6 +242,30 @@ void vr41xx_disable_kiuint(uint16_t mask)
 
 EXPORT_SYMBOL(vr41xx_disable_kiuint);
 
+void vr41xx_enable_macint(uint16_t mask)
+{
+       struct irq_desc *desc = irq_desc + ETHERNET_IRQ;
+       unsigned long flags;
+
+       spin_lock_irqsave(&desc->lock, flags);
+       icu1_set(MMACINTREG, mask);
+       spin_unlock_irqrestore(&desc->lock, flags);
+}
+
+EXPORT_SYMBOL(vr41xx_enable_macint);
+
+void vr41xx_disable_macint(uint16_t mask)
+{
+       struct irq_desc *desc = irq_desc + ETHERNET_IRQ;
+       unsigned long flags;
+
+       spin_lock_irqsave(&desc->lock, flags);
+       icu1_clear(MMACINTREG, mask);
+       spin_unlock_irqrestore(&desc->lock, flags);
+}
+
+EXPORT_SYMBOL(vr41xx_disable_macint);
+
 void vr41xx_enable_dsiuint(uint16_t mask)
 {
        struct irq_desc *desc = irq_desc + DSIU_IRQ;