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| author | Ben Dooks <ben-linux@fluff.org> | 2006-12-07 23:59:05 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2006-12-07 23:02:29 +0000 |
| commit | d4f3e084adf5414539ebb01848b851fe0f888084 (patch) | |
| tree | 2f5f3469a89a9b5f050b2ca49370c9bd9f030eb1 | |
| parent | 32d2deeab91be4de630d22fa7f4dbb3d61eba474 (diff) | |
| download | op-kernel-dev-d4f3e084adf5414539ebb01848b851fe0f888084.zip op-kernel-dev-d4f3e084adf5414539ebb01848b851fe0f888084.tar.gz | |
[ARM] 4002/1: S3C24XX: leave parent IRQs unmasked
Do not bother masking/unmasking the parent IRQ
for the mulitplexed EINT irqs, as masking the
leaf seems to be fine.
Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
| -rw-r--r-- | arch/arm/mach-s3c2410/irq.c | 15 |
1 files changed, 0 insertions, 15 deletions
diff --git a/arch/arm/mach-s3c2410/irq.c b/arch/arm/mach-s3c2410/irq.c index e7d2ad9..3c0ed78 100644 --- a/arch/arm/mach-s3c2410/irq.c +++ b/arch/arm/mach-s3c2410/irq.c @@ -206,18 +206,6 @@ s3c_irqext_mask(unsigned int irqno) mask = __raw_readl(S3C24XX_EINTMASK); mask |= ( 1UL << irqno); __raw_writel(mask, S3C24XX_EINTMASK); - - if (irqno <= (IRQ_EINT7 - EXTINT_OFF)) { - /* check to see if all need masking */ - - if ((mask & (0xf << 4)) == (0xf << 4)) { - /* all masked, mask the parent */ - s3c_irq_mask(IRQ_EINT4t7); - } - } else { - /* todo: the same check as above for the rest of the irq regs...*/ - - } } static void @@ -229,7 +217,6 @@ s3c_irqext_ack(unsigned int irqno) bit = 1UL << (irqno - EXTINT_OFF); - mask = __raw_readl(S3C24XX_EINTMASK); __raw_writel(bit, S3C24XX_EINTPEND); @@ -258,8 +245,6 @@ s3c_irqext_unmask(unsigned int irqno) mask = __raw_readl(S3C24XX_EINTMASK); mask &= ~( 1UL << irqno); __raw_writel(mask, S3C24XX_EINTMASK); - - s3c_irq_unmask((irqno <= (IRQ_EINT7 - EXTINT_OFF)) ? IRQ_EINT4t7 : IRQ_EINT8t23); } int |
