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authorThomas Gleixner <tglx@linutronix.de>2010-10-01 14:44:58 +0200
committerThomas Gleixner <tglx@linutronix.de>2010-10-04 12:43:34 +0200
commita77c4635915021c646cc017f22239e66d1aab4d5 (patch)
tree59f372efa6d87064fda9c901ea785c838cb642e5 /kernel/irq
parentf8822657e799b02c55556c99a601261e207a299d (diff)
downloadop-kernel-dev-a77c4635915021c646cc017f22239e66d1aab4d5.zip
op-kernel-dev-a77c4635915021c646cc017f22239e66d1aab4d5.tar.gz
genirq: Add new functions to dummy chips
The compat functions go away when the core code is converted. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel/irq')
-rw-r--r--kernel/irq/handle.c59
-rw-r--r--kernel/irq/internals.h2
2 files changed, 44 insertions, 17 deletions
diff --git a/kernel/irq/handle.c b/kernel/irq/handle.c
index fc27d76..adca5b4 100644
--- a/kernel/irq/handle.c
+++ b/kernel/irq/handle.c
@@ -291,7 +291,15 @@ void clear_kstat_irqs(struct irq_desc *desc)
* What should we do if we get a hw irq event on an illegal vector?
* Each architecture has to answer this themself.
*/
-static void ack_bad(unsigned int irq)
+static void ack_bad(struct irq_data *data)
+{
+ struct irq_desc *desc = irq_data_to_desc(data);
+
+ print_irq_desc(data->irq, desc);
+ ack_bad_irq(data->irq);
+}
+
+static void compat_ack_bad(unsigned int irq)
{
struct irq_desc *desc = irq_to_desc(irq);
@@ -302,11 +310,16 @@ static void ack_bad(unsigned int irq)
/*
* NOP functions
*/
-static void noop(unsigned int irq)
+static void noop(struct irq_data *data) { }
+
+static unsigned int noop_ret(struct irq_data *data)
{
+ return 0;
}
-static unsigned int noop_ret(unsigned int irq)
+static void compat_noop(unsigned int irq) { }
+
+static unsigned int compat_noop_ret(unsigned int irq)
{
return 0;
}
@@ -316,12 +329,17 @@ static unsigned int noop_ret(unsigned int irq)
*/
struct irq_chip no_irq_chip = {
.name = "none",
- .startup = noop_ret,
- .shutdown = noop,
- .enable = noop,
- .disable = noop,
- .ack = ack_bad,
- .end = noop,
+ .irq_startup = noop_ret,
+ .irq_shutdown = noop,
+ .irq_enable = noop,
+ .irq_disable = noop,
+ .irq_ack = ack_bad,
+ .startup = compat_noop_ret,
+ .shutdown = compat_noop,
+ .enable = compat_noop,
+ .disable = compat_noop,
+ .ack = compat_ack_bad,
+ .end = compat_noop,
};
/*
@@ -330,14 +348,21 @@ struct irq_chip no_irq_chip = {
*/
struct irq_chip dummy_irq_chip = {
.name = "dummy",
- .startup = noop_ret,
- .shutdown = noop,
- .enable = noop,
- .disable = noop,
- .ack = noop,
- .mask = noop,
- .unmask = noop,
- .end = noop,
+ .irq_startup = noop_ret,
+ .irq_shutdown = noop,
+ .irq_enable = noop,
+ .irq_disable = noop,
+ .irq_ack = noop,
+ .irq_mask = noop,
+ .irq_unmask = noop,
+ .startup = compat_noop_ret,
+ .shutdown = compat_noop,
+ .enable = compat_noop,
+ .disable = compat_noop,
+ .ack = compat_noop,
+ .mask = compat_noop,
+ .unmask = compat_noop,
+ .end = compat_noop,
};
/*
diff --git a/kernel/irq/internals.h b/kernel/irq/internals.h
index a805a00..562fc7e 100644
--- a/kernel/irq/internals.h
+++ b/kernel/irq/internals.h
@@ -4,6 +4,8 @@
extern int noirqdebug;
+#define irq_data_to_desc(data) container_of(data, struct irq_desc, irq_data)
+
/* Set default functions for irq_chip structures: */
extern void irq_chip_set_defaults(struct irq_chip *chip);
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