summaryrefslogtreecommitdiffstats
path: root/arch/mips
diff options
context:
space:
mode:
authorThomas Gleixner <tglx@linutronix.de>2011-03-23 21:08:47 +0000
committerRalf Baechle <ralf@linux-mips.org>2011-03-25 18:45:15 +0100
commit93f293610446f10fd13de9f18b4d0300f0d89279 (patch)
tree99d00f9a46fecfc94b8b6b8ad8e688620e307046 /arch/mips
parent3fb8818bd2ed2030f00678da090adff36739bf20 (diff)
downloadblackbird-op-linux-93f293610446f10fd13de9f18b4d0300f0d89279.tar.gz
blackbird-op-linux-93f293610446f10fd13de9f18b4d0300f0d89279.zip
MIPS: bcm63xx: Convert to new irq_chip functions
Signed-off-by: Thomas Gleixner <tglx@linutronix.de> To: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/2176/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips')
-rw-r--r--arch/mips/bcm63xx/irq.c77
1 files changed, 32 insertions, 45 deletions
diff --git a/arch/mips/bcm63xx/irq.c b/arch/mips/bcm63xx/irq.c
index 3be87f2422f0..1691531aa34d 100644
--- a/arch/mips/bcm63xx/irq.c
+++ b/arch/mips/bcm63xx/irq.c
@@ -76,88 +76,80 @@ asmlinkage void plat_irq_dispatch(void)
* internal IRQs operations: only mask/unmask on PERF irq mask
* register.
*/
-static inline void bcm63xx_internal_irq_mask(unsigned int irq)
+static inline void bcm63xx_internal_irq_mask(struct irq_data *d)
{
+ unsigned int irq = d->irq - IRQ_INTERNAL_BASE;
u32 mask;
- irq -= IRQ_INTERNAL_BASE;
mask = bcm_perf_readl(PERF_IRQMASK_REG);
mask &= ~(1 << irq);
bcm_perf_writel(mask, PERF_IRQMASK_REG);
}
-static void bcm63xx_internal_irq_unmask(unsigned int irq)
+static void bcm63xx_internal_irq_unmask(struct irq_data *d)
{
+ unsigned int irq = d->irq - IRQ_INTERNAL_BASE;
u32 mask;
- irq -= IRQ_INTERNAL_BASE;
mask = bcm_perf_readl(PERF_IRQMASK_REG);
mask |= (1 << irq);
bcm_perf_writel(mask, PERF_IRQMASK_REG);
}
-static unsigned int bcm63xx_internal_irq_startup(unsigned int irq)
-{
- bcm63xx_internal_irq_unmask(irq);
- return 0;
-}
-
/*
* external IRQs operations: mask/unmask and clear on PERF external
* irq control register.
*/
-static void bcm63xx_external_irq_mask(unsigned int irq)
+static void bcm63xx_external_irq_mask(struct irq_data *d)
{
+ unsigned int irq = d->irq - IRQ_EXT_BASE;
u32 reg;
- irq -= IRQ_EXT_BASE;
reg = bcm_perf_readl(PERF_EXTIRQ_CFG_REG);
reg &= ~EXTIRQ_CFG_MASK(irq);
bcm_perf_writel(reg, PERF_EXTIRQ_CFG_REG);
}
-static void bcm63xx_external_irq_unmask(unsigned int irq)
+static void bcm63xx_external_irq_unmask(struct irq_data *d)
{
+ unsigned int irq = d->irq - IRQ_EXT_BASE;
u32 reg;
- irq -= IRQ_EXT_BASE;
reg = bcm_perf_readl(PERF_EXTIRQ_CFG_REG);
reg |= EXTIRQ_CFG_MASK(irq);
bcm_perf_writel(reg, PERF_EXTIRQ_CFG_REG);
}
-static void bcm63xx_external_irq_clear(unsigned int irq)
+static void bcm63xx_external_irq_clear(struct irq_data *d)
{
+ unsigned int irq = d->irq - IRQ_EXT_BASE;
u32 reg;
- irq -= IRQ_EXT_BASE;
reg = bcm_perf_readl(PERF_EXTIRQ_CFG_REG);
reg |= EXTIRQ_CFG_CLEAR(irq);
bcm_perf_writel(reg, PERF_EXTIRQ_CFG_REG);
}
-static unsigned int bcm63xx_external_irq_startup(unsigned int irq)
+static unsigned int bcm63xx_external_irq_startup(struct irq_data *d)
{
- set_c0_status(0x100 << (irq - IRQ_MIPS_BASE));
+ set_c0_status(0x100 << (d->irq - IRQ_MIPS_BASE));
irq_enable_hazard();
- bcm63xx_external_irq_unmask(irq);
+ bcm63xx_external_irq_unmask(d);
return 0;
}
-static void bcm63xx_external_irq_shutdown(unsigned int irq)
+static void bcm63xx_external_irq_shutdown(struct irq_data *d)
{
- bcm63xx_external_irq_mask(irq);
- clear_c0_status(0x100 << (irq - IRQ_MIPS_BASE));
+ bcm63xx_external_irq_mask(d);
+ clear_c0_status(0x100 << (d->irq - IRQ_MIPS_BASE));
irq_disable_hazard();
}
-static int bcm63xx_external_irq_set_type(unsigned int irq,
+static int bcm63xx_external_irq_set_type(struct irq_data *d,
unsigned int flow_type)
{
+ unsigned int irq = d->irq - IRQ_EXT_BASE;
u32 reg;
- struct irq_desc *desc = irq_desc + irq;
-
- irq -= IRQ_EXT_BASE;
flow_type &= IRQ_TYPE_SENSE_MASK;
@@ -199,37 +191,32 @@ static int bcm63xx_external_irq_set_type(unsigned int irq,
}
bcm_perf_writel(reg, PERF_EXTIRQ_CFG_REG);
- if (flow_type & (IRQ_TYPE_LEVEL_LOW | IRQ_TYPE_LEVEL_HIGH)) {
- desc->status |= IRQ_LEVEL;
- desc->handle_irq = handle_level_irq;
- } else {
- desc->handle_irq = handle_edge_irq;
- }
+ irqd_set_trigger_type(d, flow_type);
+ if (flow_type & (IRQ_TYPE_LEVEL_LOW | IRQ_TYPE_LEVEL_HIGH))
+ __irq_set_handler_locked(d->irq, handle_level_irq);
+ else
+ __irq_set_handler_locked(d->irq, handle_edge_irq);
- return 0;
+ return IRQ_SET_MASK_OK_NOCOPY;
}
static struct irq_chip bcm63xx_internal_irq_chip = {
.name = "bcm63xx_ipic",
- .startup = bcm63xx_internal_irq_startup,
- .shutdown = bcm63xx_internal_irq_mask,
-
- .mask = bcm63xx_internal_irq_mask,
- .mask_ack = bcm63xx_internal_irq_mask,
- .unmask = bcm63xx_internal_irq_unmask,
+ .irq_mask = bcm63xx_internal_irq_mask,
+ .irq_unmask = bcm63xx_internal_irq_unmask,
};
static struct irq_chip bcm63xx_external_irq_chip = {
.name = "bcm63xx_epic",
- .startup = bcm63xx_external_irq_startup,
- .shutdown = bcm63xx_external_irq_shutdown,
+ .irq_startup = bcm63xx_external_irq_startup,
+ .irq_shutdown = bcm63xx_external_irq_shutdown,
- .ack = bcm63xx_external_irq_clear,
+ .irq_ack = bcm63xx_external_irq_clear,
- .mask = bcm63xx_external_irq_mask,
- .unmask = bcm63xx_external_irq_unmask,
+ .irq_mask = bcm63xx_external_irq_mask,
+ .irq_unmask = bcm63xx_external_irq_unmask,
- .set_type = bcm63xx_external_irq_set_type,
+ .irq_set_type = bcm63xx_external_irq_set_type,
};
static struct irqaction cpu_ip2_cascade_action = {
OpenPOWER on IntegriCloud