linux-kernel - Re: [PATCH 3/3] mailbox: Add support for ST's Mailbox IP

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Date:	Tue, 03 Mar 2015 12:34:37 +0100
From:	Arnd Bergmann <arnd@...db.de>
To:	Lee Jones <lee.jones@...aro.org>
Cc:	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	kernel@...inux.com, jassisinghbrar@...il.com,
	devicetree@...r.kernel.org
Subject: Re: [PATCH 3/3] mailbox: Add support for ST's Mailbox IP

On Tuesday 03 March 2015 10:41:23 Lee Jones wrote:
> +
> +/*
> + * struct sti_mbox_msg - sti mailbox message description
> + * @dsize:             data payload size
> + * @pdata:             message data payload
> + */
> +struct sti_mbox_msg {
> +       u32             dsize;
> +       u8              *pdata;
> +};

As mentioned in another thread, we may just want to add a 'size'
argument to the message send function, and a default helper for
messages with size of 32 bits.

I don't think it's good to fragment this further by adding
an indirect message interface in a particular driver.

	Arnd
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