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From: Pavel Machek <pavel@ucw.cz>
To: "Pali Rohár" <pali.rohar@gmail.com>
Cc: Ming Lei <ming.lei@canonical.com>,
	"Luis R. Rodriguez" <mcgrof@kernel.org>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	Kalle Valo <kvalo@codeaurora.org>,
	David Gnedt <david.gnedt@davizone.at>,
	Michal Kazior <michal.kazior@tieto.com>,
	Daniel Wagner <wagi@monom.org>, Tony Lindgren <tony@atomide.com>,
	Sebastian Reichel <sre@kernel.org>,
	Ivaylo Dimitrov <ivo.g.dimitrov.75@gmail.com>,
	Aaro Koskinen <aaro.koskinen@iki.fi>,
	Grazvydas Ignotas <notasas@gmail.com>,
	linux-kernel@vger.kernel.org, linux-wireless@vger.kernel.org,
	netdev@vger.kernel.org
Subject: Re: [PATCH 4/6] wl1251: Generate random MAC address only if driver does not have valid
Date: Sat, 24 Dec 2016 19:08:54 +0100	[thread overview]
Message-ID: <20161224180854.GB13590@amd> (raw)
In-Reply-To: <1482598381-16513-5-git-send-email-pali.rohar@gmail.com>

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On Sat 2016-12-24 17:52:59, Pali Rohár wrote:

> Before this patch driver generated random MAC address every time when was
> doing initialization. And after that random MAC address could be
> overwritten with fixed one if provided.

Before this patch, driver generated random MAC address every time it
was initialized. After that random MAC address could be overwritten
with fixed one, if provided.

> This patch changes order. First it tries to read fixed MAC address and if
> it fails then driver generates random MAC address.

I don't quite get where the advantage is supposed to be. Is it that
"use_eeprom" is set, but reading fails?

The only case where this helps is if wl1251_read_eeprom_mac() succeeds
but reads invalid address.

> Signed-off-by: Pali Rohár <pali.rohar@gmail.com>

Acked-by: Pavel Machek <pavel@ucw.cz>

-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html

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  reply	other threads:[~2016-12-24 18:08 UTC|newest]

Thread overview: 68+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-12-24 16:52 [PATCH 0/6] wl1251: Fix MAC address for Nokia N900 Pali Rohár
2016-12-24 16:52 ` [PATCH 1/6] firmware: Add request_firmware_prefer_user() function Pali Rohár
2016-12-24 16:52 ` [PATCH 2/6] wl1251: Use request_firmware_prefer_user() for loading NVS calibration data Pali Rohár
2016-12-25 20:15   ` Arend Van Spriel
2016-12-25 20:46     ` Pali Rohár
2016-12-26 15:43       ` Pavel Machek
2016-12-26 16:04         ` Pali Rohár
2016-12-26 16:35     ` Pavel Machek
2017-01-03 17:59       ` Luis R. Rodriguez
2017-05-03 19:02         ` Arend Van Spriel
2017-05-04  2:28           ` Luis R. Rodriguez
2017-05-12 20:55             ` Arend Van Spriel
2017-01-27  7:33   ` Kalle Valo
2017-01-27  8:58     ` Arend Van Spriel
2017-01-27  9:43     ` Pali Rohár
2017-01-27 10:05       ` Arend Van Spriel
2017-01-27 10:10         ` Pali Rohár
2017-01-27 10:19           ` Arend Van Spriel
2017-01-27 10:34             ` Pali Rohár
2017-01-27 11:49               ` Kalle Valo
2017-01-27 11:57                 ` Pali Rohár
2017-01-27 12:26                   ` Kalle Valo
2017-01-27 12:53                     ` Arend Van Spriel
2017-01-27 13:16                       ` Pali Rohár
2017-01-27 13:11                     ` Pali Rohár
2017-01-27 15:23                       ` Kalle Valo
2017-01-27 15:41                         ` Pali Rohár
2017-01-27 19:40                         ` Pavel Machek
2017-01-30 17:53                           ` Tony Lindgren
2017-01-30 18:03                             ` Pali Rohár
2017-01-31  6:35                             ` Kalle Valo
2017-01-31 15:59                               ` Tony Lindgren
2017-02-01  8:33                                 ` Pali Rohár
2017-02-01  9:35                                   ` Michal Kazior
2017-01-29 17:10                       ` Luis R. Rodriguez
2017-01-27 12:03           ` Pavel Machek
2016-12-24 16:52 ` [PATCH 3/6] wl1251: Update wl->nvs_len after wl->nvs is valid Pali Rohár
2016-12-24 18:02   ` Pavel Machek
2016-12-24 16:52 ` [PATCH 4/6] wl1251: Generate random MAC address only if driver does not have valid Pali Rohár
2016-12-24 18:08   ` Pavel Machek [this message]
2016-12-24 18:38     ` Pali Rohár
2016-12-24 16:53 ` [PATCH 5/6] wl1251: Parse and use MAC address from supplied NVS data Pali Rohár
2016-12-24 18:14   ` Pavel Machek
2016-12-24 18:40     ` Pali Rohár
2017-01-27  7:54   ` Kalle Valo
2016-12-24 16:53 ` [PATCH 6/6] wl1251: Set generated MAC address back to " Pali Rohár
2016-12-24 18:17   ` Pavel Machek
2016-12-24 18:44     ` Pali Rohár
2017-01-27  7:56   ` Kalle Valo
2017-01-27  9:05     ` Pali Rohár
2017-01-27  9:30       ` Kalle Valo
2017-11-09 23:38 ` [PATCH v2 0/6] wl1251: Fix MAC address for Nokia N900 Pali Rohár
2017-11-09 23:38   ` [PATCH v2 1/6] wl1251: Update wl->nvs_len after wl->nvs is valid Pali Rohár
2018-02-27 13:51     ` [v2,1/6] " Kalle Valo
2018-02-27 13:51     ` Kalle Valo
2017-11-09 23:38   ` [PATCH v2 2/6] wl1251: Generate random MAC address only if driver does not have valid Pali Rohár
2017-11-09 23:38   ` [PATCH v2 3/6] wl1251: Parse and use MAC address from supplied NVS data Pali Rohár
2017-11-09 23:38   ` [PATCH v2 4/6] wl1251: Set generated MAC address back to " Pali Rohár
2017-11-09 23:38   ` [PATCH v2 5/6] firmware: Add request_firmware_prefer_user() function Pali Rohár
2017-11-10 20:26     ` Luis R. Rodriguez
2017-11-10 20:28       ` Luis R. Rodriguez
2017-11-10 21:08       ` Pali Rohár
2017-11-10 23:35         ` Luis R. Rodriguez
2017-11-09 23:38   ` [PATCH v2 6/6] wl1251: Use request_firmware_prefer_user() for loading NVS calibration data Pali Rohár
2018-01-02 19:23   ` [PATCH v2 0/6] wl1251: Fix MAC address for Nokia N900 Pali Rohár
2018-01-05  1:45     ` Luis R. Rodriguez
2018-01-27 14:14       ` Pali Rohár
2018-02-19  8:27         ` Kalle Valo

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