linux-kernel - Re: [PATCH] rtlwifi/rtl8712u Revert firmware

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Message-ID: <20120924193421.GH29217@decadent.org.uk>
Date:	Mon, 24 Sep 2012 20:34:21 +0100
From:	Ben Hutchings <ben@...adent.org.uk>
To:	Larry Finger <Larry.Finger@...inger.net>
Cc:	linux-kernel@...r.kernel.org, linux-wireless@...r.kernel.org,
	dwmw2@...radead.org, Eric Dumazet <eric.dumazet@...il.com>,
	Jan Terstegge <jan@...stegge.net>
Subject: Re: [PATCH] rtlwifi/rtl8712u Revert firmware

On Fri, Sep 21, 2012 at 11:14:12AM -0500, Larry Finger wrote:
> On 09/20/2012 05:31 PM, Ben Hutchings wrote:
> >On Mon, 2012-09-10 at 11:26 -0500, Larry Finger wrote:
> >>Although the newest firmware for the RTL8192SU, which is found in vendor
> >>driver rtl8188C_8192C_8192D_usb_linux_v3.4.2_3727.20120404, works with most
> >>devices, it causes drops of the wireless connection for the ASUS WL-167G V3
> >>(USB ID 0b05:1791), the D-Link DWA131 (07d1:3303), and probably others.
> >>Tests show that the firmware from vendor driver
> >>rtl8712_8188_8191_8192SU_usb_linux_v7_0.20100831 works better.
> >>
> >>This commerts reverts to that older firmware.
> >>
> >>Signed-off-by: Larry Finger <Larry.Finger@...inger.net>
> >[...]
> >
> >This is the original blob added by:
> >
> >commit 8f919160792e4702c6b7a67a243cea4f757407e4
> >Author: Larry Finger <Larry.Finger@...inger.net>
> >Date:   Mon Nov 1 23:56:52 2010 -0500
> >
> >     linux-firmware: Add firmware files for Realtek RTL8712U and RTL8192CE
> >
> >There have been two updates since then:
> >
> >commit f8ddc05e13c4c6dd9d725bc376b287f307eb223a
> >Author: Larry Finger <Larry.Finger@...inger.net>
> >Date:   Tue Aug 16 11:12:14 2011 -0500
> >
> >     rtlwifi: rtl8712u: Upgrade to firmware found in vendor's V2.6.6
> >
> >commit d8f60751d3f09545f51aac5d8e451f7668063ebf
> >Author: Larry Finger <Larry.Finger@...inger.net>
> >Date:   Wed Jul 11 13:18:30 2012 -0500
> >
> >     r8712u: Update to latest firmware
> >
> >     A new firmware file is used in the vendor driver with name/version
> >     rtl8188C_8192C_8192D_usb_linux_v3.4.2_3727.20120404.
> >
> >Sure you want to revert both of these, not just the latest?
> 
> Yes. Both of the updates work on my hardware (D-Link and Rosewill),
> but both fail on an ASUS WL-167g v3 as reported privately to me. I
> will work with Realtek and the OP to resolve the problem, and then
> update the fw once again.
 
OK, I've reverted as requested.

Ben.

-- 
Ben Hutchings
We get into the habit of living before acquiring the habit of thinking.
                                                              - Albert Camus

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