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authorTrond Myklebust <Trond.Myklebust@netapp.com>2008-02-15 13:36:30 -0500
committerTrond Myklebust <Trond.Myklebust@netapp.com>2008-02-15 13:36:30 -0500
commit52833e897fd8c6f62b3e5e27291fa9bc803f7460 (patch)
treecfe90047ee6c7402674a29ec7258319142b96ff1 /arch/sh/kernel/cpu/irq
parent8d042218b075de3cdbe066198515b3521553746e (diff)
parent4ee29f6a52158cea526b16a44ae38643946103ec (diff)
Merge branch 'linus_origin' into hotfixes
Diffstat (limited to 'arch/sh/kernel/cpu/irq')
-rw-r--r--arch/sh/kernel/cpu/irq/Makefile1
-rw-r--r--arch/sh/kernel/cpu/irq/intc-sh5.c27
-rw-r--r--arch/sh/kernel/cpu/irq/maskreg.c93
3 files changed, 12 insertions, 109 deletions
diff --git a/arch/sh/kernel/cpu/irq/Makefile b/arch/sh/kernel/cpu/irq/Makefile
index cc1836e47a5..462a8f6dfee 100644
--- a/arch/sh/kernel/cpu/irq/Makefile
+++ b/arch/sh/kernel/cpu/irq/Makefile
@@ -6,4 +6,3 @@ obj-y += intc.o
obj-$(CONFIG_SUPERH32) += imask.o
obj-$(CONFIG_CPU_SH5) += intc-sh5.o
obj-$(CONFIG_CPU_HAS_IPR_IRQ) += ipr.o
-obj-$(CONFIG_CPU_HAS_MASKREG_IRQ) += maskreg.o
diff --git a/arch/sh/kernel/cpu/irq/intc-sh5.c b/arch/sh/kernel/cpu/irq/intc-sh5.c
index 43ee7a9a4f0..d6e0e2bdaad 100644
--- a/arch/sh/kernel/cpu/irq/intc-sh5.c
+++ b/arch/sh/kernel/cpu/irq/intc-sh5.c
@@ -75,21 +75,6 @@ int intc_evt_to_irq[(0xE20/0x20)+1] = {
-1, -1 /* 0xE00 - 0xE20 */
};
-/*
- * Opposite mapper.
- */
-static int IRQ_to_vectorN[NR_INTC_IRQS] = {
- 0x12, 0x15, 0x18, 0x1B, 0x40, 0x41, 0x42, 0x43, /* 0- 7 */
- -1, -1, -1, -1, 0x50, 0x51, 0x52, 0x53, /* 8-15 */
- 0x54, 0x55, 0x32, 0x33, 0x34, 0x35, 0x36, -1, /* 16-23 */
- -1, -1, -1, -1, -1, -1, -1, -1, /* 24-31 */
- 0x20, 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x38, /* 32-39 */
- 0x39, 0x3A, 0x3B, -1, -1, -1, -1, -1, /* 40-47 */
- -1, -1, -1, -1, -1, -1, -1, -1, /* 48-55 */
- -1, -1, -1, -1, -1, -1, -1, 0x2B, /* 56-63 */
-
-};
-
static unsigned long intc_virt;
static unsigned int startup_intc_irq(unsigned int irq);
@@ -176,6 +161,18 @@ void make_intc_irq(unsigned int irq)
}
#if defined(CONFIG_PROC_FS) && defined(CONFIG_SYSCTL)
+static int IRQ_to_vectorN[NR_INTC_IRQS] = {
+ 0x12, 0x15, 0x18, 0x1B, 0x40, 0x41, 0x42, 0x43, /* 0- 7 */
+ -1, -1, -1, -1, 0x50, 0x51, 0x52, 0x53, /* 8-15 */
+ 0x54, 0x55, 0x32, 0x33, 0x34, 0x35, 0x36, -1, /* 16-23 */
+ -1, -1, -1, -1, -1, -1, -1, -1, /* 24-31 */
+ 0x20, 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x38, /* 32-39 */
+ 0x39, 0x3A, 0x3B, -1, -1, -1, -1, -1, /* 40-47 */
+ -1, -1, -1, -1, -1, -1, -1, -1, /* 48-55 */
+ -1, -1, -1, -1, -1, -1, -1, 0x2B, /* 56-63 */
+
+};
+
int intc_irq_describe(char* p, int irq)
{
if (irq < NR_INTC_IRQS)
diff --git a/arch/sh/kernel/cpu/irq/maskreg.c b/arch/sh/kernel/cpu/irq/maskreg.c
deleted file mode 100644
index 978992e367a..00000000000
--- a/arch/sh/kernel/cpu/irq/maskreg.c
+++ /dev/null
@@ -1,93 +0,0 @@
-/*
- * Interrupt handling for Simple external interrupt mask register
- *
- * Copyright (C) 2001 A&D Co., Ltd. <http://www.aandd.co.jp>
- *
- * This is for the machine which have single 16 bit register
- * for masking external IRQ individually.
- * Each bit of the register is for masking each interrupt.
- *
- * This file may be copied or modified under the terms of the GNU
- * General Public License. See linux/COPYING for more information.
- */
-#include <linux/kernel.h>
-#include <linux/init.h>
-#include <linux/irq.h>
-#include <asm/system.h>
-#include <asm/io.h>
-
-/* address of external interrupt mask register */
-unsigned long irq_mask_register;
-
-/* forward declaration */
-static unsigned int startup_maskreg_irq(unsigned int irq);
-static void shutdown_maskreg_irq(unsigned int irq);
-static void enable_maskreg_irq(unsigned int irq);
-static void disable_maskreg_irq(unsigned int irq);
-static void mask_and_ack_maskreg(unsigned int);
-static void end_maskreg_irq(unsigned int irq);
-
-/* hw_interrupt_type */
-static struct hw_interrupt_type maskreg_irq_type = {
- .typename = "Mask Register",
- .startup = startup_maskreg_irq,
- .shutdown = shutdown_maskreg_irq,
- .enable = enable_maskreg_irq,
- .disable = disable_maskreg_irq,
- .ack = mask_and_ack_maskreg,
- .end = end_maskreg_irq
-};
-
-/* actual implementation */
-static unsigned int startup_maskreg_irq(unsigned int irq)
-{
- enable_maskreg_irq(irq);
- return 0; /* never anything pending */
-}
-
-static void shutdown_maskreg_irq(unsigned int irq)
-{
- disable_maskreg_irq(irq);
-}
-
-static void disable_maskreg_irq(unsigned int irq)
-{
- unsigned short val, mask = 0x01 << irq;
-
- BUG_ON(!irq_mask_register);
-
- /* Set "irq"th bit */
- val = ctrl_inw(irq_mask_register);
- val |= mask;
- ctrl_outw(val, irq_mask_register);
-}
-
-static void enable_maskreg_irq(unsigned int irq)
-{
- unsigned short val, mask = ~(0x01 << irq);
-
- BUG_ON(!irq_mask_register);
-
- /* Clear "irq"th bit */
- val = ctrl_inw(irq_mask_register);
- val &= mask;
- ctrl_outw(val, irq_mask_register);
-}
-
-static void mask_and_ack_maskreg(unsigned int irq)
-{
- disable_maskreg_irq(irq);
-}
-
-static void end_maskreg_irq(unsigned int irq)
-{
- if (!(irq_desc[irq].status & (IRQ_DISABLED|IRQ_INPROGRESS)))
- enable_maskreg_irq(irq);
-}
-
-void make_maskreg_irq(unsigned int irq)
-{
- disable_irq_nosync(irq);
- irq_desc[irq].handler = &maskreg_irq_type;
- disable_maskreg_irq(irq);
-}