From: Thomas Gleixner <tglx@linutronix.de>
To: LKML <linux-kernel@vger.kernel.org>
Cc: David Howells <dhowells@redhat.com>
Subject: [patch 3/7] mn10300: Convert cpu irq_chips to new functions
Date: Sun, 06 Feb 2011 21:45:46 -0000 [thread overview]
Message-ID: <20110206214534.662442061@linutronix.de> (raw)
In-Reply-To: 20110206214441.438777646@linutronix.de
[-- Attachment #1: mn10300-convert-cpu-irq_chips.patch --]
[-- Type: text/plain, Size: 5205 bytes --]
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
---
arch/mn10300/kernel/irq.c | 62 ++++++++++++++++++++++++----------------------
1 file changed, 33 insertions(+), 29 deletions(-)
Index: linux-next/arch/mn10300/kernel/irq.c
===================================================================
--- linux-next.orig/arch/mn10300/kernel/irq.c
+++ linux-next/arch/mn10300/kernel/irq.c
@@ -37,8 +37,9 @@ atomic_t irq_err_count;
/*
* MN10300 interrupt controller operations
*/
-static void mn10300_cpupic_ack(unsigned int irq)
+static void mn10300_cpupic_ack(struct irq_chip *d)
{
+ unsigned int irq = d->irq;
unsigned long flags;
u16 tmp;
@@ -61,13 +62,14 @@ static void __mask_and_set_icr(unsigned
arch_local_irq_restore(flags);
}
-static void mn10300_cpupic_mask(unsigned int irq)
+static void mn10300_cpupic_mask(struct irq_chip *d)
{
- __mask_and_set_icr(irq, GxICR_LEVEL, 0);
+ __mask_and_set_icr(d->irq, GxICR_LEVEL, 0);
}
-static void mn10300_cpupic_mask_ack(unsigned int irq)
+static void mn10300_cpupic_mask_ack(struct irq_chip *d)
{
+ unsigned int irq = d->irq;
#ifdef CONFIG_SMP
unsigned long flags;
u16 tmp;
@@ -85,7 +87,7 @@ static void mn10300_cpupic_mask_ack(unsi
tmp2 = GxICR(irq);
irq_affinity_online[irq] =
- any_online_cpu(*irq_desc[irq].affinity);
+ any_online_cpu(*d->affinity);
CROSS_GxICR(irq, irq_affinity_online[irq]) =
(tmp & (GxICR_LEVEL | GxICR_ENABLE)) | GxICR_DETECT;
tmp = CROSS_GxICR(irq, irq_affinity_online[irq]);
@@ -97,13 +99,14 @@ static void mn10300_cpupic_mask_ack(unsi
#endif /* CONFIG_SMP */
}
-static void mn10300_cpupic_unmask(unsigned int irq)
+static void mn10300_cpupic_unmask(struct irq_chip *d)
{
- __mask_and_set_icr(irq, GxICR_LEVEL, GxICR_ENABLE);
+ __mask_and_set_icr(d->irq, GxICR_LEVEL, GxICR_ENABLE);
}
-static void mn10300_cpupic_unmask_clear(unsigned int irq)
+static void mn10300_cpupic_unmask_clear(struct irq_chip *d)
{
+ unsigned int irq = d->irq;
/* the MN10300 PIC latches its interrupt request bit, even after the
* device has ceased to assert its interrupt line and the interrupt
* channel has been disabled in the PIC, so for level-triggered
@@ -121,7 +124,7 @@ static void mn10300_cpupic_unmask_clear(
} else {
tmp = GxICR(irq);
- irq_affinity_online[irq] = any_online_cpu(*irq_desc[irq].affinity);
+ irq_affinity_online[irq] = any_online_cpu(*d->affinity);
CROSS_GxICR(irq, irq_affinity_online[irq]) = (tmp & GxICR_LEVEL) | GxICR_ENABLE | GxICR_DETECT;
tmp = CROSS_GxICR(irq, irq_affinity_online[irq]);
}
@@ -134,7 +137,8 @@ static void mn10300_cpupic_unmask_clear(
#ifdef CONFIG_SMP
static int
-mn10300_cpupic_setaffinity(unsigned int irq, const struct cpumask *mask)
+mn10300_cpupic_setaffinity(struct irq_chip *d, const struct cpumask *mask,
+ bool force)
{
unsigned long flags;
int err;
@@ -142,7 +146,7 @@ mn10300_cpupic_setaffinity(unsigned int
flags = arch_local_cli_save();
/* check irq no */
- switch (irq) {
+ switch (d->irq) {
case TMJCIRQ:
case RESCHEDULE_IPI:
case CALL_FUNC_SINGLE_IPI:
@@ -181,7 +185,7 @@ mn10300_cpupic_setaffinity(unsigned int
break;
default:
- set_bit(irq, irq_affinity_request);
+ set_bit(d->irq, irq_affinity_request);
err = 0;
break;
}
@@ -202,15 +206,15 @@ mn10300_cpupic_setaffinity(unsigned int
* mask_ack() is provided), and mask_ack() just masks.
*/
static struct irq_chip mn10300_cpu_pic_level = {
- .name = "cpu_l",
- .disable = mn10300_cpupic_mask,
- .enable = mn10300_cpupic_unmask_clear,
- .ack = NULL,
- .mask = mn10300_cpupic_mask,
- .mask_ack = mn10300_cpupic_mask,
- .unmask = mn10300_cpupic_unmask_clear,
+ .name = "cpu_l",
+ .irq_disable = mn10300_cpupic_mask,
+ .irq_enable = mn10300_cpupic_unmask_clear,
+ .irq_ack = NULL,
+ .irq_mask = mn10300_cpupic_mask,
+ .irq_mask_ack = mn10300_cpupic_mask,
+ .irq_unmask = mn10300_cpupic_unmask_clear,
#ifdef CONFIG_SMP
- .set_affinity = mn10300_cpupic_setaffinity,
+ .irq_set_affinity = mn10300_cpupic_setaffinity,
#endif
};
@@ -220,15 +224,15 @@ static struct irq_chip mn10300_cpu_pic_l
* We use the latch clearing function of the PIC as the 'ACK' function.
*/
static struct irq_chip mn10300_cpu_pic_edge = {
- .name = "cpu_e",
- .disable = mn10300_cpupic_mask,
- .enable = mn10300_cpupic_unmask,
- .ack = mn10300_cpupic_ack,
- .mask = mn10300_cpupic_mask,
- .mask_ack = mn10300_cpupic_mask_ack,
- .unmask = mn10300_cpupic_unmask,
+ .name = "cpu_e",
+ .irq_disable = mn10300_cpupic_mask,
+ .irq_enable = mn10300_cpupic_unmask,
+ .irq_ack = mn10300_cpupic_ack,
+ .irq_mask = mn10300_cpupic_mask,
+ .irq_mask_ack = mn10300_cpupic_mask_ack,
+ .irq_unmask = mn10300_cpupic_unmask,
#ifdef CONFIG_SMP
- .set_affinity = mn10300_cpupic_setaffinity,
+ .irq_set_affinity = mn10300_cpupic_setaffinity,
#endif
};
@@ -271,7 +275,7 @@ void __init init_IRQ(void)
int irq;
for (irq = 0; irq < NR_IRQS; irq++)
- if (irq_desc[irq].chip == &no_irq_chip)
+ if (get_irq_chip(irq) == &no_irq_chip)
/* due to the PIC latching interrupt requests, even
* when the IRQ is disabled, IRQ_PENDING is superfluous
* and we can use handle_level_irq() for edge-triggered
next prev parent reply other threads:[~2011-02-06 21:46 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-02-06 21:45 [patch 0/7] mn10300: Convert to new irq_chip functions Thomas Gleixner
2011-02-06 21:45 ` [patch 1/7] mn10300: Remove stale irq_chip.end - V2 Thomas Gleixner
2011-02-06 21:45 ` [patch 2/7] mn10300: Remove unused mn10300_intc_* functions Thomas Gleixner
2011-02-06 21:45 ` Thomas Gleixner [this message]
2011-02-06 21:45 ` [patch 4/7] mn10300: Convert serial irq_chip to new functions Thomas Gleixner
2011-02-06 21:45 ` [patch 5/7] mn10300: Convert ipi " Thomas Gleixner
2011-02-06 21:45 ` [patch 6/7] mn103000: asb2364: Convert FPGA " Thomas Gleixner
2011-02-06 21:45 ` [patch 7/7] mn10300: Select GENERIC_HARDIRQS_NO_DEPRECATED Thomas Gleixner
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