From: Michal Kazior <michal.kazior@tieto.com>
To: "Pali Rohár" <pali.rohar@gmail.com>
Cc: Tony Lindgren <tony@atomide.com>,
Kalle Valo <kvalo@codeaurora.org>, Pavel Machek <pavel@ucw.cz>,
Arend Van Spriel <arend.vanspriel@broadcom.com>,
Ming Lei <ming.lei@canonical.com>,
"Luis R. Rodriguez" <mcgrof@kernel.org>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
David Gnedt <david.gnedt@davizone.at>,
Daniel Wagner <wagi@monom.org>,
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 <linux-wireless@vger.kernel.org>,
Network Development <netdev@vger.kernel.org>
Subject: Re: [PATCH 2/6] wl1251: Use request_firmware_prefer_user() for loading NVS calibration data
Date: Wed, 1 Feb 2017 10:35:03 +0100 [thread overview]
Message-ID: <CA+BoTQnNFWFNe1W9nO+Kwp0oZaPuGZX=0F=MX3+m7X-ekNYPPQ@mail.gmail.com> (raw)
In-Reply-To: <20170201083312.GA6609@pali>
On 1 February 2017 at 09:33, Pali Roh=C3=A1r <pali.rohar@gmail.com> wrote:
> On Tuesday 31 January 2017 07:59:18 Tony Lindgren wrote:
>> * Kalle Valo <kvalo@codeaurora.org> [170130 22:36]:
[...]
>> > * before distro updates linux-firmware create yours own deb/rpm/whatev=
er
>> > package "wl1251-firmware" which installs your flavor of nvs file (or
>> > the user fallback helper if more dynamic functionality is preferred)
>>
>> And that won't work when using the same file system on other machines.
>>
>> Think NFSroot for example. At least I'm using the same NFSroot across
>> about 15 different machines including one n900 macro board with smc91x
>> Ethernet.
>
> Exactly problem which we already discussed in previous emails. You
> cannot serve one file (loaded by direct request_firmware) when your
> rootfs is readonly, e.g. comes via NFS shared for more devices...
You can extract the nvs blob, put it in tmpfs and bind-mount (or
symlink) it to /lib/firmware/ via modprobe install hook (or init
scripts).
Micha=C5=82
WARNING: multiple messages have this Message-ID (diff)
From: Michal Kazior <michal.kazior@tieto.com>
To: "Pali Rohár" <pali.rohar@gmail.com>
Cc: Tony Lindgren <tony@atomide.com>,
Kalle Valo <kvalo@codeaurora.org>, Pavel Machek <pavel@ucw.cz>,
Arend Van Spriel <arend.vanspriel@broadcom.com>,
Ming Lei <ming.lei@canonical.com>,
"Luis R. Rodriguez" <mcgrof@kernel.org>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
David Gnedt <david.gnedt@davizone.at>,
Daniel Wagner <wagi@monom.org>,
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 <linux-wireless@vger.kernel.org>,
Network Development <netdev@vger.kernel.org>
Subject: Re: [PATCH 2/6] wl1251: Use request_firmware_prefer_user() for loading NVS calibration data
Date: Wed, 1 Feb 2017 10:35:03 +0100 [thread overview]
Message-ID: <CA+BoTQnNFWFNe1W9nO+Kwp0oZaPuGZX=0F=MX3+m7X-ekNYPPQ@mail.gmail.com> (raw)
In-Reply-To: <20170201083312.GA6609@pali>
On 1 February 2017 at 09:33, Pali Rohár <pali.rohar@gmail.com> wrote:
> On Tuesday 31 January 2017 07:59:18 Tony Lindgren wrote:
>> * Kalle Valo <kvalo@codeaurora.org> [170130 22:36]:
[...]
>> > * before distro updates linux-firmware create yours own deb/rpm/whatever
>> > package "wl1251-firmware" which installs your flavor of nvs file (or
>> > the user fallback helper if more dynamic functionality is preferred)
>>
>> And that won't work when using the same file system on other machines.
>>
>> Think NFSroot for example. At least I'm using the same NFSroot across
>> about 15 different machines including one n900 macro board with smc91x
>> Ethernet.
>
> Exactly problem which we already discussed in previous emails. You
> cannot serve one file (loaded by direct request_firmware) when your
> rootfs is readonly, e.g. comes via NFS shared for more devices...
You can extract the nvs blob, put it in tmpfs and bind-mount (or
symlink) it to /lib/firmware/ via modprobe install hook (or init
scripts).
Michał
next prev parent reply other threads:[~2017-02-01 9:35 UTC|newest]
Thread overview: 111+ 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 ` Pali Rohár
2016-12-24 16:52 ` [PATCH 1/6] firmware: Add request_firmware_prefer_user() function Pali Rohár
2016-12-24 16:52 ` Pali Rohár
2016-12-24 16:52 ` [PATCH 2/6] wl1251: Use request_firmware_prefer_user() for loading NVS calibration data Pali Rohár
2016-12-24 16:52 ` 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
2017-01-03 17:59 ` Luis R. Rodriguez
2017-05-03 19:02 ` Arend Van Spriel
2017-05-04 2:28 ` Luis R. Rodriguez
2017-05-04 2:28 ` Luis R. Rodriguez
2017-05-12 20:55 ` Arend Van Spriel
2017-01-27 7:33 ` Kalle Valo
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 11:49 ` Kalle Valo
2017-01-27 11:57 ` Pali Rohár
2017-01-27 12:26 ` Kalle Valo
2017-01-27 12:26 ` Kalle Valo
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 15:23 ` 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 6:35 ` Kalle Valo
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 [this message]
2017-02-01 9:35 ` Michal Kazior
2017-01-29 17:10 ` Luis R. Rodriguez
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 16:52 ` 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
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 16:53 ` Pali Rohár
2016-12-24 18:14 ` Pavel Machek
2016-12-24 18:40 ` Pali Rohár
2017-01-27 7:54 ` Kalle Valo
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 7:56 ` Kalle Valo
2017-01-27 9:05 ` Pali Rohár
2017-01-27 9:30 ` Kalle Valo
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
2018-02-19 8:27 ` Kalle Valo
2018-02-19 8:27 ` Kalle Valo
[not found] <0fd90416-f33c-a6be-14fd-5e964583e9cb@broadcom.com>
2017-05-15 23:13 ` [PATCH 2/6] wl1251: Use request_firmware_prefer_user() for loading NVS calibration data Luis R. Rodriguez
2017-05-15 23:13 ` Luis R. Rodriguez
2017-05-16 8:41 ` Arend Van Spriel
2017-05-16 23:57 ` Luis R. Rodriguez
2017-05-16 23:57 ` Luis R. Rodriguez
2017-06-23 21:53 ` Luis R. Rodriguez
2017-06-23 21:53 ` Luis R. Rodriguez
2017-06-30 21:35 ` Arend van Spriel
2017-06-30 21:35 ` Arend van Spriel
2017-08-10 19:43 ` Luis R. Rodriguez
2017-08-10 19:43 ` Luis R. Rodriguez
2017-05-17 12:06 ` Johannes Berg
2017-05-17 12:53 ` Pali Rohár
2017-05-17 12:53 ` Pali Rohár
2017-05-17 13:04 ` Johannes Berg
2017-05-17 13:04 ` Johannes Berg
2017-05-17 13:21 ` Pali Rohár
2017-05-17 13:21 ` Pali Rohár
2017-05-17 13:22 ` Johannes Berg
2017-05-17 13:22 ` Johannes Berg
2017-05-18 0:08 ` Bjorn Andersson
2017-05-18 0:08 ` Bjorn Andersson
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