linux-kernel - Re: [RESEND PATCH v1 0/6] Support GICv3 ITS in 32-bit mode

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Message-ID: <e1a51dec-cf8c-eb4e-e29a-8845bb8cd1d9@arm.com>
Date:   Mon, 14 Nov 2016 10:06:23 +0000
From:   Marc Zyngier <marc.zyngier@....com>
To:     Vladimir Murzin <vladimir.murzin@....com>,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org
Cc:     tglx@...utronix.de, jason@...edaemon.net
Subject: Re: [RESEND PATCH v1 0/6] Support GICv3 ITS in 32-bit mode

Hi Vladimir,

On 07/11/16 09:21, Vladimir Murzin wrote:
> Hi,
> 
> This series introduces GICv3 ITS to 32-bit world. Since I'm limited
> with real world 32-bit platforms which uses ITS it was tested with
> help of vITS on 64-bit host running 32-bit guest.
> 
> I used Andrea's its/v8 branch at [1] with following option passed to
> kvmtool: --aarch32 --irqchip=gicv3-its --force-pci
> 
> [1] git://www.linux-arm.org/kvmtool.git
> 
> Changelog:
> 
>     RFC -> v1
>         - rebased on 4.9-rc2,  gits_read_typer() has been dropped
> 	- spilt ITS and vITS in separate patch sets
> 	
> Vladimir Murzin (6):
>   irqchip/gic-v3-its: Change unsigned types for AArch32 compatibility
>   irqchip/gic-v3-its: Narrow down Entry Size when used as a divider
>   irqchip/gicv3-its: Specialise flush_dcache operation
>   irqchip/gicv3-its: Specialise readq and writeq accesses
>   ARM: gic-v3-its: Add 32bit support to GICv3 ITS
>   ARM: virt: Select ARM_GIC_V3_ITS
> 
>  arch/arm/Kconfig                    |    1 +
>  arch/arm/include/asm/arch_gicv3.h   |   54 +++++++++++++++++++++----
>  arch/arm64/include/asm/arch_gicv3.h |   17 ++++++++
>  drivers/irqchip/irq-gic-v3-its.c    |   75 +++++++++++++++++------------------
>  include/linux/irqchip/arm-gic-v3.h  |    4 +-
>  5 files changed, 104 insertions(+), 47 deletions(-)

I've queued all of this in my irq/gic-4.10 branch.

Thanks,

	M.
-- 
Jazz is not dead. It just smells funny...