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From: Sudeep Holla <sudeep.holla@arm.com>
To: Robin Murphy <robin.murphy@arm.com>,
	linux-arm-kernel@lists.infradead.org
Cc: Sudeep Holla <sudeep.holla@arm.com>,
	linux-kernel@vger.kernel.org, Liviu Dudau <liviu.dudau@arm.com>,
	Marc Zyngier <marc.zyngier@arm.com>
Subject: Re: [PATCH] arm64: dts: juno: fix size of GICv2m MSI frames
Date: Wed, 28 Feb 2018 15:58:11 +0000	[thread overview]
Message-ID: <f4ce910b-f263-a4e1-710c-875ac152d4bf@arm.com> (raw)
In-Reply-To: <36126393-ee37-40f1-9d5d-1c7f25c648dc@arm.com>



On 28/02/18 15:51, Robin Murphy wrote:
> Hi Sudeep,
> 
> Cheers for sorting it out...
> 
> On 28/02/18 15:48, Sudeep Holla wrote:
>> Currently the size of GICv2m MSI frames are listed as 4kB while the
>> Juno TRM specifies 64kB for each of these MSI frames.
>>
>> Though the devices connected themself might just use the first 4kB,
> 
> s/themself/themselves/
> 
>> to be consistent with the genaral practice of 64kB boundary alignment
> 
> s/genaral/general/
> 

Fixed those now.

>> to all the devices, lets keep the size as 64kB. This might also help
>> in avoiding any surprise when passing the device to a VM.
>>
>> This patch increase the size of each GICv2m MSI frames from 4kB to 64kB
>> as per the specification.
> 
> Reviewed-by: Robin Murphy <robin.murphy@arm.com>
> 

Thanks.

-- 
Regards,
Sudeep

  reply	other threads:[~2018-02-28 15:58 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-02-07 14:32 [PATCH 0/2] irqchip: GICv2m Multi-MSI support Marc Zyngier
2018-02-07 14:32 ` [PATCH 1/2] irqchip/gic-v2m: Add PCI " Marc Zyngier
2018-02-07 15:18   ` Liviu Dudau
2018-02-07 14:32 ` [PATCH 2/2] arm64: dts: juno: Describe the full GICv2m region Marc Zyngier
2018-02-12 18:17   ` Sudeep Holla
2018-02-12 18:22     ` Robin Murphy
2018-02-12 18:26       ` Sudeep Holla
2018-02-12 18:27     ` Marc Zyngier
2018-02-12 19:17       ` Robin Murphy
2018-02-28 15:48         ` Sudeep Holla
2018-02-28 15:48   ` [PATCH] arm64: dts: juno: fix size of GICv2m MSI frames Sudeep Holla
2018-02-28 15:51     ` Robin Murphy
2018-02-28 15:58       ` Sudeep Holla [this message]
2018-02-28 16:54     ` Marc Zyngier

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