linux-kernel - Re: [PATCHv3 2/6] mailbox: Introduce a new common API

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Message-ID: <20140215190528.GC1801@kroah.com>
Date:	Sat, 15 Feb 2014 11:05:28 -0800
From:	Greg KH <gregkh@...uxfoundation.org>
To:	Jassi Brar <jassisinghbrar@...il.com>
Cc:	linux-kernel@...r.kernel.org, s-anna@...com, tony@...mide.com,
	omar.ramirez@...itl.com, loic.pallardy@...com,
	lftan.linux@...il.com, slapdau@...oo.com.au,
	courtney.cavin@...ymobile.com, rafael.j.wysocki@...el.com,
	Jassi Brar <jaswinder.singh@...aro.org>
Subject: Re: [PATCHv3 2/6] mailbox: Introduce a new common API

On Sat, Feb 15, 2014 at 11:55:27PM +0530, Jassi Brar wrote:
> +/*
> + * After 'startup' and before 'shutdown', the IPC controller driver
> + * notifies the API of data received over the link.
> + * The controller driver should make sure the 'RTR' is de-asserted since
> + * reception of the packet and until after this call returns.
> + * This call could be made from atomic context.
> + */
> +void ipc_link_received_data(struct ipc_link *link, void *mssg)
> +{
> +	struct ipc_chan *chan = (struct ipc_chan *)link->api_priv;
> +
> +	/* No buffering the received data */
> +	if (chan->rxcb)
> +		chan->rxcb(chan->cl_id, mssg);
> +}
> +EXPORT_SYMBOL(ipc_link_received_data);

EXPORT_SYMBOL_GPL() on all of these perhaps?

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