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| author | Marc Zyngier <marc.zyngier@arm.com> | 2016-12-20 18:20:38 +0300 |
|---|---|---|
| committer | Marc Zyngier <marc.zyngier@arm.com> | 2017-08-31 17:31:38 +0300 |
| commit | f6a91da7c788ac7345305ee291d0b205d2f5a70f (patch) | |
| tree | 559000b999db33baa125b9ea604757058ec62f9c /arch/arm64 | |
| parent | 3171a47a22eedfb6e97803fb193fc98cdb61d90f (diff) | |
| download | linux-f6a91da7c788ac7345305ee291d0b205d2f5a70f.tar.xz | |
irqchip/gic-v3-its: Add VPE interrupt masking
When masking/unmasking a doorbell interrupt, it is necessary
to issue an invalidation to the corresponding redistributor.
We use the DirectLPI feature by writting directly to the corresponding
redistributor.
Reviewed-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
Diffstat (limited to 'arch/arm64')
| -rw-r--r-- | arch/arm64/include/asm/arch_gicv3.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/arm64/include/asm/arch_gicv3.h b/arch/arm64/include/asm/arch_gicv3.h index 0d2a53457c30..b7e3f74822da 100644 --- a/arch/arm64/include/asm/arch_gicv3.h +++ b/arch/arm64/include/asm/arch_gicv3.h @@ -116,6 +116,8 @@ static inline void gic_write_bpr1(u32 val) #define gic_read_typer(c) readq_relaxed(c) #define gic_write_irouter(v, c) writeq_relaxed(v, c) +#define gic_read_lpir(c) readq_relaxed(c) +#define gic_write_lpir(v, c) writeq_relaxed(v, c) #define gic_flush_dcache_to_poc(a,l) __flush_dcache_area((a), (l)) |