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authorRoland Stigge <stigge@antcom.de>2012-11-07 13:30:50 +0100
committerRoland Stigge <stigge@antcom.de>2012-11-07 13:30:50 +0100
commit2998b1d3b1ee31e1c21085383226be1b0c496eab (patch)
tree0c31b1cfe627281e6b6c92858c8c7212d6938653
parentLinux 3.7-rc4 (diff)
downloadlinux-2998b1d3b1ee31e1c21085383226be1b0c496eab.tar.xz
linux-2998b1d3b1ee31e1c21085383226be1b0c496eab.zip
ARM: LPC32xx: Remove superfluous irq_alloc_descs()
This patch removes the call to irq_alloc_descs() which always returns an error since the descriptors are always preallocated already. Signed-off-by: Roland Stigge <stigge@antcom.de>
-rw-r--r--arch/arm/mach-lpc32xx/irq.c10
1 files changed, 1 insertions, 9 deletions
diff --git a/arch/arm/mach-lpc32xx/irq.c b/arch/arm/mach-lpc32xx/irq.c
index 3c6332753358..54c68b12bae0 100644
--- a/arch/arm/mach-lpc32xx/irq.c
+++ b/arch/arm/mach-lpc32xx/irq.c
@@ -412,7 +412,6 @@ static const struct of_device_id mic_of_match[] __initconst = {
void __init lpc32xx_init_irq(void)
{
unsigned int i;
- int irq_base;
/* Setup MIC */
__raw_writel(0, LPC32XX_INTC_MASK(LPC32XX_MIC_BASE));
@@ -475,15 +474,8 @@ void __init lpc32xx_init_irq(void)
of_irq_init(mic_of_match);
- irq_base = irq_alloc_descs(-1, 0, NR_IRQS, 0);
- if (irq_base < 0) {
- pr_warn("Cannot allocate irq_descs, assuming pre-allocated\n");
- irq_base = 0;
- }
-
lpc32xx_mic_domain = irq_domain_add_legacy(lpc32xx_mic_np, NR_IRQS,
- irq_base, 0,
- &irq_domain_simple_ops,
+ 0, 0, &irq_domain_simple_ops,
NULL);
if (!lpc32xx_mic_domain)
panic("Unable to add MIC irq domain\n");