[RFT/RFC/PATCH 04/31] arm: omap: irq: add a global omap_nr_irqs variable

Felipe Balbi
2013-11-20T18:10:11Z

this will cache number of irqs. Also in preparation
for removal of irq_banks array.

Signed-off-by: Felipe Balbi <balbi@ti.com>
---
arch/arm/mach-omap2/irq.c | 3 +++
1 file changed, 3 insertions(+)

diff --git a/arch/arm/mach-omap2/irq.c b/arch/arm/mach-omap2/irq.c
index 18637e9..f6d0d38 100644
--- a/arch/arm/mach-omap2/irq.c
+++ b/arch/arm/mach-omap2/irq.c
@@ -70,6 +70,7 @@ static struct omap_irq_bank {

static struct irq_domain *domain;
static void __iomem *omap_irq_base;
+static int omap_nr_irqs = 96;

/* Structure to save interrupt controller context */
struct omap3_intc_regs {
@@ -170,6 +171,8 @@ static void __init omap_init_irq(u32 base, int nr_irqs,
if (WARN_ON(!omap_irq_base))
return;

+ omap_nr_irqs = nr_irqs;
+
irq_base = irq_alloc_descs(-1, 0, nr_irqs, 0);
if (irq_base < 0) {
pr_warn("Couldn't allocate IRQ numbers\n");
--
1.8.4.GIT