Re: [PATCH] arm64: dts: juno: fix size of GICv2m MSI frames

From: Marc Zyngier
Date: Wed Feb 28 2018 - 11:55:26 EST


On Wed, 28 Feb 2018 15:48:55 +0000,
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,
> to be consistent with the genaral practice of 64kB boundary alignment
> 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.
>
> Cc: Liviu Dudau <liviu.dudau@xxxxxxx>
> Cc: Robin Murphy <robin.murphy@xxxxxxx>
> Cc: Marc Zyngier <marc.zyngier@xxxxxxx>
> Signed-off-by: Sudeep Holla <sudeep.holla@xxxxxxx>

Acked-by: Marc Zyngier <marc.zyngier@xxxxxxx>

M.

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