From ba1fc93457e3506aaab88b67b5404a8915ea8233 Mon Sep 17 00:00:00 2001 From: "Steven J. Hill" Date: Tue, 29 Aug 2017 10:40:35 -0500 Subject: [PATCH] MIPS: Octeon: Allow access to CIU3 IRQ domains. Add accessor function octeon_irq_get_block_domain() for cores with a CIU3. Signed-off-by: Steven J. Hill Acked-by: David Daney Cc: linux-mips@linux-mips.org Cc: linux-watchdog@vger.kernel.org Patchwork: https://patchwork.linux-mips.org/patch/17210/ Signed-off-by: Ralf Baechle --- arch/mips/cavium-octeon/octeon-irq.c | 9 +++++++++ arch/mips/include/asm/octeon/octeon.h | 2 ++ 2 files changed, 11 insertions(+) diff --git a/arch/mips/cavium-octeon/octeon-irq.c b/arch/mips/cavium-octeon/octeon-irq.c index c1eb1ff..5b3a3f6 100644 --- a/arch/mips/cavium-octeon/octeon-irq.c +++ b/arch/mips/cavium-octeon/octeon-irq.c @@ -2963,3 +2963,12 @@ void octeon_fixup_irqs(void) } #endif /* CONFIG_HOTPLUG_CPU */ + +struct irq_domain *octeon_irq_get_block_domain(int node, uint8_t block) +{ + struct octeon_ciu3_info *ciu3_info; + + ciu3_info = octeon_ciu3_info_per_node[node & CVMX_NODE_MASK]; + return ciu3_info->domain[block]; +} +EXPORT_SYMBOL(octeon_irq_get_block_domain); diff --git a/arch/mips/include/asm/octeon/octeon.h b/arch/mips/include/asm/octeon/octeon.h index 07c0516..c99c4b6 100644 --- a/arch/mips/include/asm/octeon/octeon.h +++ b/arch/mips/include/asm/octeon/octeon.h @@ -362,4 +362,6 @@ extern void octeon_fixup_irqs(void); extern struct semaphore octeon_bootbus_sem; +struct irq_domain *octeon_irq_get_block_domain(int node, uint8_t block); + #endif /* __ASM_OCTEON_OCTEON_H */ -- 2.7.4