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Merge tag 'renesas-irqc-for-v3.14' of git://git.kernel.org/pub/scm/linux/kernel/git/horms/renesas into next/drivers

From Simon Horman:
Renesas ARM based SoC IRQC Driver Updates for v3.14

* Simplify irq_set_type() method
* Enable mask on suspend
* Use lazy disable

* tag 'renesas-irqc-for-v3.14' of git://git.kernel.org/pub/scm/linux/kernel/git/horms/renesas:
  irq-renesas-irqc: simplify irq_set_type() method
  irqchip: renesas-irqc: Enable mask on suspend
  irqchip: renesas-irqc: Use lazy disable

Signed-off-by: Olof Johansson <olof@lixom.net>
Olof Johansson 11 years ago
parent
commit
9d6b65e945
1 changed files with 8 additions and 13 deletions
  1. 8 13
      drivers/irqchip/irq-renesas-irqc.c

+ 8 - 13
drivers/irqchip/irq-renesas-irqc.c

@@ -81,15 +81,12 @@ static void irqc_irq_disable(struct irq_data *d)
 	iowrite32(BIT(hw_irq), p->cpu_int_base + IRQC_EN_STS);
 }
 
-#define INTC_IRQ_SENSE_VALID 0x10
-#define INTC_IRQ_SENSE(x) (x + INTC_IRQ_SENSE_VALID)
-
 static unsigned char irqc_sense[IRQ_TYPE_SENSE_MASK + 1] = {
-	[IRQ_TYPE_LEVEL_LOW] = INTC_IRQ_SENSE(0x01),
-	[IRQ_TYPE_LEVEL_HIGH] = INTC_IRQ_SENSE(0x02),
-	[IRQ_TYPE_EDGE_FALLING] = INTC_IRQ_SENSE(0x04), /* Synchronous */
-	[IRQ_TYPE_EDGE_RISING] = INTC_IRQ_SENSE(0x08), /* Synchronous */
-	[IRQ_TYPE_EDGE_BOTH] = INTC_IRQ_SENSE(0x0c),  /* Synchronous */
+	[IRQ_TYPE_LEVEL_LOW]	= 0x01,
+	[IRQ_TYPE_LEVEL_HIGH]	= 0x02,
+	[IRQ_TYPE_EDGE_FALLING]	= 0x04,	/* Synchronous */
+	[IRQ_TYPE_EDGE_RISING]	= 0x08,	/* Synchronous */
+	[IRQ_TYPE_EDGE_BOTH]	= 0x0c,	/* Synchronous */
 };
 
 static int irqc_irq_set_type(struct irq_data *d, unsigned int type)
@@ -101,12 +98,12 @@ static int irqc_irq_set_type(struct irq_data *d, unsigned int type)
 
 	irqc_dbg(&p->irq[hw_irq], "sense");
 
-	if (!(value & INTC_IRQ_SENSE_VALID))
+	if (!value)
 		return -EINVAL;
 
 	tmp = ioread32(p->iomem + IRQC_CONFIG(hw_irq));
 	tmp &= ~0x3f;
-	tmp |= value ^ INTC_IRQ_SENSE_VALID;
+	tmp |= value;
 	iowrite32(tmp, p->iomem + IRQC_CONFIG(hw_irq));
 	return 0;
 }
@@ -212,10 +209,8 @@ static int irqc_probe(struct platform_device *pdev)
 	irq_chip->name = name;
 	irq_chip->irq_mask = irqc_irq_disable;
 	irq_chip->irq_unmask = irqc_irq_enable;
-	irq_chip->irq_enable = irqc_irq_enable;
-	irq_chip->irq_disable = irqc_irq_disable;
 	irq_chip->irq_set_type = irqc_irq_set_type;
-	irq_chip->flags	= IRQCHIP_SKIP_SET_WAKE;
+	irq_chip->flags	= IRQCHIP_SKIP_SET_WAKE | IRQCHIP_MASK_ON_SUSPEND;
 
 	p->irq_domain = irq_domain_add_simple(pdev->dev.of_node,
 					      p->number_of_irqs,