linux-kernel - Re: [PATCH 07/12] mfd: syscon: Consider platform data a regmap config name

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20140212082657.GK15081@lee--X1>
Date:	Wed, 12 Feb 2014 08:26:57 +0000
From:	Lee Jones <lee.jones@...aro.org>
To:	Alexander Shiyan <shc_work@...l.ru>
Cc:	Pawel Moll <pawel.moll@....com>, arm@...nel.org,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	Samuel Ortiz <sameo@...ux.intel.com>
Subject: Re: [PATCH 07/12] mfd: syscon: Consider platform data a regmap
 config name

> > Use the device platform data as a regmap config
> > name. This is particularly useful in the regmap
> > debugfs when there is more than one syscon device
> > registered, to distinguish the register blocks.
> > 
> > Cc: Samuel Ortiz <sameo@...ux.intel.com>
> > Cc: Lee Jones <lee.jones@...aro.org>
> > Signed-off-by: Pawel Moll <pawel.moll@....com>
> > ---
> ...
> > syscon_regmap_config.max_register = res->end - res->start - 3;
> > +	syscon_regmap_config.name = dev_get_platdata(&pdev->dev);
> 
> Is dev_name(&pdev->dev) can be used for such purpose?

Yes of course.

Either use the automatically generated name or over-ride with
dev->init_name prior to registration or call dev_set_name()
manually. Then retrieve with Alexander's suggestion.

Is there any technical reason why this is not possible with your
implementation?

-- 
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
Follow Linaro: Facebook | Twitter | Blog
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/