linux-kernel - Re: __hci_cmd_sync() not suitable for nokia h4p

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Message-Id: <304050AD-DB11-4A2B-A1F7-8B1BBB5F04F0@holtmann.org>
Date:	Tue, 9 Dec 2014 20:07:45 +0100
From:	Marcel Holtmann <marcel@...tmann.org>
To:	Pavel Machek <pavel@....cz>
Cc:	Pali Rohár <pali.rohar@...il.com>, sre@...ian.org,
	Sebastian Reichel <sre@...g0.de>,
	kernel list <linux-kernel@...r.kernel.org>,
	linux-arm-kernel <linux-arm-kernel@...ts.infradead.org>,
	Linux OMAP Mailing List <linux-omap@...r.kernel.org>,
	tony@...mide.com, khilman@...nel.org,
	Aaro Koskinen <aaro.koskinen@....fi>,
	Ивайло Димитров 
	<freemangordon@....bg>, "Gustavo F. Padovan" <gustavo@...ovan.org>,
	Johan Hedberg <johan.hedberg@...il.com>,
	linux-bluetooth@...r.kernel.org
Subject: Re: __hci_cmd_sync() not suitable for nokia h4p

Hi Pavel,

> Major problem with Nokia H4P driver was, that it uses custom functions
> instead of __hci_cmd_sync().

the __hci_cmd_sync is for sending HCI commands and not low-level protocol transports like H:4 or similar. So you want to separate the actual transport of HCI from the firmware loading.

Regards

Marcel

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