diff options
| author | Yuriy Kolerov <yuriy.kolerov@synopsys.com> | 2017-02-01 11:00:30 -0800 |
|---|---|---|
| committer | Vineet Gupta <vgupta@synopsys.com> | 2017-02-06 09:37:57 -0800 |
| commit | fc73965ed0aa360d1c1813fcdb078533cbab03e3 (patch) | |
| tree | 82e901c9352be28e26622c8b355b5b1911abf884 /arch/arc | |
| parent | 6f0310a126f1a46cac366327751bb7eb8941bdde (diff) | |
| download | linux-stable-fc73965ed0aa360d1c1813fcdb078533cbab03e3.tar.gz linux-stable-fc73965ed0aa360d1c1813fcdb078533cbab03e3.tar.bz2 linux-stable-fc73965ed0aa360d1c1813fcdb078533cbab03e3.zip | |
ARCv2: IDU-intc: mask all common interrupts by default
Signed-off-by: Yuriy Kolerov <yuriy.kolerov@synopsys.com>
Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
[vgupta: broken off from a bigger patch]
Diffstat (limited to 'arch/arc')
| -rw-r--r-- | arch/arc/kernel/mcip.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/arch/arc/kernel/mcip.c b/arch/arc/kernel/mcip.c index 21dc89704113..b91d833ea6bb 100644 --- a/arch/arc/kernel/mcip.c +++ b/arch/arc/kernel/mcip.c @@ -156,15 +156,20 @@ static void idu_set_mode(unsigned int cmn_irq, unsigned int lvl, __mcip_cmd_data(CMD_IDU_SET_MODE, cmn_irq, data.word); } -static void idu_irq_mask(struct irq_data *data) +static void idu_irq_mask_raw(irq_hw_number_t hwirq) { unsigned long flags; raw_spin_lock_irqsave(&mcip_lock, flags); - __mcip_cmd_data(CMD_IDU_SET_MASK, data->hwirq, 1); + __mcip_cmd_data(CMD_IDU_SET_MASK, hwirq, 1); raw_spin_unlock_irqrestore(&mcip_lock, flags); } +static void idu_irq_mask(struct irq_data *data) +{ + idu_irq_mask_raw(data->hwirq); +} + static void idu_irq_unmask(struct irq_data *data) { unsigned long flags; @@ -301,6 +306,9 @@ idu_of_init(struct device_node *intc, struct device_node *parent) /* Parent interrupts (core-intc) are already mapped */ for (i = 0; i < nr_irqs; i++) { + /* Mask all common interrupts by default */ + idu_irq_mask_raw(i); + /* * Return parent uplink IRQs (towards core intc) 24,25,..... * this step has been done before already |