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path: root/arch/powerpc/platforms/cell/beat_interrupt.c
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Diffstat (limited to 'arch/powerpc/platforms/cell/beat_interrupt.c')
-rw-r--r--arch/powerpc/platforms/cell/beat_interrupt.c86
1 files changed, 28 insertions, 58 deletions
diff --git a/arch/powerpc/platforms/cell/beat_interrupt.c b/arch/powerpc/platforms/cell/beat_interrupt.c
index 682af97321a..9e5dfbcc00a 100644
--- a/arch/powerpc/platforms/cell/beat_interrupt.c
+++ b/arch/powerpc/platforms/cell/beat_interrupt.c
@@ -34,7 +34,7 @@ static DEFINE_RAW_SPINLOCK(beatic_irq_mask_lock);
static uint64_t beatic_irq_mask_enable[(MAX_IRQS+255)/64];
static uint64_t beatic_irq_mask_ack[(MAX_IRQS+255)/64];
-static struct irq_host *beatic_host;
+static struct irq_domain *beatic_host;
/*
* In this implementation, "virq" == "IRQ plug number",
@@ -61,59 +61,59 @@ static inline void beatic_update_irq_mask(unsigned int irq_plug)
panic("Failed to set mask IRQ!");
}
-static void beatic_mask_irq(unsigned int irq_plug)
+static void beatic_mask_irq(struct irq_data *d)
{
unsigned long flags;
raw_spin_lock_irqsave(&beatic_irq_mask_lock, flags);
- beatic_irq_mask_enable[irq_plug/64] &= ~(1UL << (63 - (irq_plug%64)));
- beatic_update_irq_mask(irq_plug);
+ beatic_irq_mask_enable[d->irq/64] &= ~(1UL << (63 - (d->irq%64)));
+ beatic_update_irq_mask(d->irq);
raw_spin_unlock_irqrestore(&beatic_irq_mask_lock, flags);
}
-static void beatic_unmask_irq(unsigned int irq_plug)
+static void beatic_unmask_irq(struct irq_data *d)
{
unsigned long flags;
raw_spin_lock_irqsave(&beatic_irq_mask_lock, flags);
- beatic_irq_mask_enable[irq_plug/64] |= 1UL << (63 - (irq_plug%64));
- beatic_update_irq_mask(irq_plug);
+ beatic_irq_mask_enable[d->irq/64] |= 1UL << (63 - (d->irq%64));
+ beatic_update_irq_mask(d->irq);
raw_spin_unlock_irqrestore(&beatic_irq_mask_lock, flags);
}
-static void beatic_ack_irq(unsigned int irq_plug)
+static void beatic_ack_irq(struct irq_data *d)
{
unsigned long flags;
raw_spin_lock_irqsave(&beatic_irq_mask_lock, flags);
- beatic_irq_mask_ack[irq_plug/64] &= ~(1UL << (63 - (irq_plug%64)));
- beatic_update_irq_mask(irq_plug);
+ beatic_irq_mask_ack[d->irq/64] &= ~(1UL << (63 - (d->irq%64)));
+ beatic_update_irq_mask(d->irq);
raw_spin_unlock_irqrestore(&beatic_irq_mask_lock, flags);
}
-static void beatic_end_irq(unsigned int irq_plug)
+static void beatic_end_irq(struct irq_data *d)
{
s64 err;
unsigned long flags;
- err = beat_downcount_of_interrupt(irq_plug);
+ err = beat_downcount_of_interrupt(d->irq);
if (err != 0) {
if ((err & 0xFFFFFFFF) != 0xFFFFFFF5) /* -11: wrong state */
panic("Failed to downcount IRQ! Error = %16llx", err);
- printk(KERN_ERR "IRQ over-downcounted, plug %d\n", irq_plug);
+ printk(KERN_ERR "IRQ over-downcounted, plug %d\n", d->irq);
}
raw_spin_lock_irqsave(&beatic_irq_mask_lock, flags);
- beatic_irq_mask_ack[irq_plug/64] |= 1UL << (63 - (irq_plug%64));
- beatic_update_irq_mask(irq_plug);
+ beatic_irq_mask_ack[d->irq/64] |= 1UL << (63 - (d->irq%64));
+ beatic_update_irq_mask(d->irq);
raw_spin_unlock_irqrestore(&beatic_irq_mask_lock, flags);
}
static struct irq_chip beatic_pic = {
.name = "CELL-BEAT",
- .unmask = beatic_unmask_irq,
- .mask = beatic_mask_irq,
- .eoi = beatic_end_irq,
+ .irq_unmask = beatic_unmask_irq,
+ .irq_mask = beatic_mask_irq,
+ .irq_eoi = beatic_end_irq,
};
/*
@@ -122,7 +122,7 @@ static struct irq_chip beatic_pic = {
*
* Note that the number (virq) is already assigned at upper layer.
*/
-static void beatic_pic_host_unmap(struct irq_host *h, unsigned int virq)
+static void beatic_pic_host_unmap(struct irq_domain *h, unsigned int virq)
{
beat_destruct_irq_plug(virq);
}
@@ -133,39 +133,28 @@ static void beatic_pic_host_unmap(struct irq_host *h, unsigned int virq)
*
* Note that the number (virq) is already assigned at upper layer.
*/
-static int beatic_pic_host_map(struct irq_host *h, unsigned int virq,
+static int beatic_pic_host_map(struct irq_domain *h, unsigned int virq,
irq_hw_number_t hw)
{
- struct irq_desc *desc = irq_to_desc(virq);
int64_t err;
err = beat_construct_and_connect_irq_plug(virq, hw);
if (err < 0)
return -EIO;
- desc->status |= IRQ_LEVEL;
- set_irq_chip_and_handler(virq, &beatic_pic, handle_fasteoi_irq);
+ irq_set_status_flags(virq, IRQ_LEVEL);
+ irq_set_chip_and_handler(virq, &beatic_pic, handle_fasteoi_irq);
return 0;
}
/*
- * Update binding hardware IRQ number (hw) and Virtuql
- * IRQ number (virq). This is called only once for a given mapping.
- */
-static void beatic_pic_host_remap(struct irq_host *h, unsigned int virq,
- irq_hw_number_t hw)
-{
- beat_construct_and_connect_irq_plug(virq, hw);
-}
-
-/*
* Translate device-tree interrupt spec to irq_hw_number_t style (ulong),
* to pass away to irq_create_mapping().
*
* Called from irq_create_of_mapping() only.
* Note: We have only 1 entry to translate.
*/
-static int beatic_pic_host_xlate(struct irq_host *h, struct device_node *ct,
+static int beatic_pic_host_xlate(struct irq_domain *h, struct device_node *ct,
const u32 *intspec, unsigned int intsize,
irq_hw_number_t *out_hwirq,
unsigned int *out_flags)
@@ -177,15 +166,14 @@ static int beatic_pic_host_xlate(struct irq_host *h, struct device_node *ct,
return 0;
}
-static int beatic_pic_host_match(struct irq_host *h, struct device_node *np)
+static int beatic_pic_host_match(struct irq_domain *h, struct device_node *np)
{
/* Match all */
return 1;
}
-static struct irq_host_ops beatic_pic_host_ops = {
+static const struct irq_domain_ops beatic_pic_host_ops = {
.map = beatic_pic_host_map,
- .remap = beatic_pic_host_remap,
.unmap = beatic_pic_host_unmap,
.xlate = beatic_pic_host_xlate,
.match = beatic_pic_host_match,
@@ -232,7 +220,7 @@ unsigned int beatic_get_irq(void)
ret = beatic_get_irq_plug();
if (ret != NO_IRQ)
- beatic_ack_irq(ret);
+ beatic_ack_irq(irq_get_irq_data(ret));
return ret;
}
@@ -251,33 +239,15 @@ void __init beatic_init_IRQ(void)
ppc_md.get_irq = beatic_get_irq;
/* Allocate an irq host */
- beatic_host = irq_alloc_host(NULL, IRQ_HOST_MAP_NOMAP, 0,
- &beatic_pic_host_ops,
- 0);
+ beatic_host = irq_domain_add_nomap(NULL, ~0, &beatic_pic_host_ops, NULL);
BUG_ON(beatic_host == NULL);
irq_set_default_host(beatic_host);
}
-#ifdef CONFIG_SMP
-
-/* Nullified to compile with SMP mode */
-void beatic_setup_cpu(int cpu)
-{
-}
-
-void beatic_cause_IPI(int cpu, int mesg)
-{
-}
-
-void beatic_request_IPIs(void)
-{
-}
-#endif /* CONFIG_SMP */
-
void beatic_deinit_IRQ(void)
{
int i;
- for (i = 1; i < NR_IRQS; i++)
+ for (i = 1; i < nr_irqs; i++)
beat_destruct_irq_plug(i);
}
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-11-05 10:14:17 +0000