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irqchip: bcm2835: Avoid arch/arm-specific handle_IRQ

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  76ba59f8366f genirq: Add irq_domain-aware core IRQ handler

architecture-specific irq handlers are no longer necessary.  Update the bcm2835
irq driver to use the core irq handler.  As a bonus, this allows the driver to
support arm64 as well.

Signed-off-by: Eric Anholt <eric@anholt.net>
Acked-by: Stephen Warren <swarren@wwwdotorg.org>
Link: https://lkml.kernel.org/r/1464728727-16300-1-git-send-email-eric@anholt.net
[jac reworded commit message for clarity]
Signed-off-by: Jason Cooper <jason@lakedaemon.net>
This commit is contained in:
Eric Anholt 2016-05-31 14:05:27 -07:00 committed by Jason Cooper
parent 1a695a905c
commit d7e3528eed
2 changed files with 2 additions and 3 deletions
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3
drivers/irqchip/irq-bcm2835.c
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@ -52,7 +52,6 @@
#include <linux/irqdomain.h> #include <linux/irqdomain.h>
#include <asm/exception.h> #include <asm/exception.h>
#include <asm/mach/irq.h>
/* Put the bank and irq (32 bits) into the hwirq */ /* Put the bank and irq (32 bits) into the hwirq */
#define MAKE_HWIRQ(b, n) ((b << 5) | (n)) #define MAKE_HWIRQ(b, n) ((b << 5) | (n))
@ -242,7 +241,7 @@ static void __exception_irq_entry bcm2835_handle_irq(
u32 hwirq; u32 hwirq;
while ((hwirq = get_next_armctrl_hwirq()) != ~0) while ((hwirq = get_next_armctrl_hwirq()) != ~0)
handle_IRQ(irq_linear_revmap(intc.domain, hwirq), regs); handle_domain_irq(intc.domain, hwirq, regs);
} }
static void bcm2836_chained_handle_irq(struct irq_desc *desc) static void bcm2836_chained_handle_irq(struct irq_desc *desc)

2
drivers/irqchip/irq-bcm2836.c
View File

@ -180,7 +180,7 @@ __exception_irq_entry bcm2836_arm_irqchip_handle_irq(struct pt_regs *regs)
} else if (stat) { } else if (stat) {
u32 hwirq = ffs(stat) - 1; u32 hwirq = ffs(stat) - 1;
handle_IRQ(irq_linear_revmap(intc.domain, hwirq), regs); handle_domain_irq(intc.domain, hwirq, regs);
} }
} }