diff options
Diffstat (limited to 'target/linux/brcm63xx/patches-3.8/322-MIPS-BCM63XX-allow-setting-affinity-for-IPIC.patch')
-rw-r--r-- | target/linux/brcm63xx/patches-3.8/322-MIPS-BCM63XX-allow-setting-affinity-for-IPIC.patch | 61 |
1 files changed, 0 insertions, 61 deletions
diff --git a/target/linux/brcm63xx/patches-3.8/322-MIPS-BCM63XX-allow-setting-affinity-for-IPIC.patch b/target/linux/brcm63xx/patches-3.8/322-MIPS-BCM63XX-allow-setting-affinity-for-IPIC.patch deleted file mode 100644 index d976903d2f..0000000000 --- a/target/linux/brcm63xx/patches-3.8/322-MIPS-BCM63XX-allow-setting-affinity-for-IPIC.patch +++ /dev/null @@ -1,61 +0,0 @@ -From a8bb19e5ba9a3a73fe6a761295b67b641a7bc9df Mon Sep 17 00:00:00 2001 -From: Jonas Gorski <jogo@openwrt.org> -Date: Fri, 26 Apr 2013 12:06:03 +0200 -Subject: [PATCH 13/13] MIPS: BCM63XX: allow setting affinity for IPIC - -Add support for setting the SMP affinity for the IPIC IRQs. - -Signed-off-by: Jonas Gorski <jogo@openwrt.org> ---- - arch/mips/bcm63xx/irq.c | 27 ++++++++++++++++++++++++++- - 1 file changed, 26 insertions(+), 1 deletion(-) - ---- a/arch/mips/bcm63xx/irq.c -+++ b/arch/mips/bcm63xx/irq.c -@@ -418,9 +418,14 @@ static void bcm63xx_internal_irq_mask(st - static void bcm63xx_internal_irq_unmask(struct irq_data *d) - { - unsigned long flags; -+ const struct cpumask *dest = cpu_online_mask; - - spin_lock_irqsave(&ipic_lock, flags); -- internal_irq_unmask(d->irq - IRQ_INTERNAL_BASE, cpu_online_mask); -+#ifdef CONFIG_SMP -+ if (irqd_affinity_was_set(d)) -+ dest = d->affinity; -+#endif -+ internal_irq_unmask(d->irq - IRQ_INTERNAL_BASE, dest); - spin_unlock_irqrestore(&ipic_lock, flags); - } - -@@ -596,10 +601,30 @@ static int bcm63xx_external_irq_set_type - return IRQ_SET_MASK_OK_NOCOPY; - } - -+#ifdef CONFIG_SMP -+static int bcm63xx_internal_set_affinity(struct irq_data *data, -+ const struct cpumask *dest, -+ bool force) -+{ -+ unsigned int irq = data->irq - IRQ_INTERNAL_BASE; -+ unsigned long flags; -+ -+ spin_lock_irqsave(&ipic_lock, flags); -+ if (!irqd_irq_disabled(data)) -+ internal_irq_unmask(irq, dest); -+ spin_unlock_irqrestore(&ipic_lock, flags); -+ -+ return 0; -+} -+#endif -+ - static struct irq_chip bcm63xx_internal_irq_chip = { - .name = "bcm63xx_ipic", - .irq_mask = bcm63xx_internal_irq_mask, - .irq_unmask = bcm63xx_internal_irq_unmask, -+#ifdef CONFIG_SMP -+ .irq_set_affinity = bcm63xx_internal_set_affinity, -+#endif - }; - - static struct irq_chip bcm63xx_external_irq_chip = { |