From mboxrd@z Thu Jan 1 00:00:00 1970 From: Chris Vine Date: Sun, 4 Feb 2018 22:00:32 +0000 Subject: Regression: bcm4312 lp-phy device not recognized in 4.15 kernel In-Reply-To: <935a4987-c481-f4e4-16d7-f5f56adcfee0@gmail.com> References: <20180204185855.74e6ade5@bother.homenet> <935a4987-c481-f4e4-16d7-f5f56adcfee0@gmail.com> Message-ID: <20180204220032.3c339324@bother.homenet> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: Florian Fainelli Cc: b43-dev@lists.infradead.org, linux-wireless@vger.kernel.org On Sun, 4 Feb 2018 12:03:49 -0800 Florian Fainelli wrote: > On 02/04/2018 10:58 AM, Chris Vine wrote: > > I probably should have copied this to the relevant kernel wireless > > mailing lists. Anyway, here it is. > > > > As a further datum point, the b43 driver works fine with the > > 4.15.0-rc3 kernel. So something seems to have changed between that > > and 4.15.0. > > Does this patch help? > > https://git.kernel.org/pub/scm/linux/kernel/git/kvalo/wireless-drivers.git/commit/?id=a9e6d44ddeccd3522670e641f1ed9b068e746ff7 Yes, I have wireless working again. I'll recompile tomorrow from a fresh kernel tree and apply the patch again and make sure it still works. I will let you know. ----------------------------------------- > > > > Begin forwarded message: > > > > Date: Mon, 29 Jan 2018 23:37:49 +0000 > > From: Chris Vine > > To: Linux Kernel Mailing List > > Subject: Regression: bcm4312 lp-phy device not recognized in 4.15 > > kernel > > > > > > I have an old netbook with a Broadcom bcm4312 802.11b/g lp-phy > > [14e4:4315] (rev 01) wifi device. It is no longer recognized in > > kernel 4.15: it works fine with the 4.14 kernel and earlier, with > > the b43 and ssb kernel modules. > > > > I cannot give any further information as there are no error messages > > logged. The b43 firmware (wl-5.100.138) is not loaded for it, nor > > are the ssb/b43/bcma/ mmc_core/mac80211/cfg80211 modules. The > > modules can be loaded by hand without error, but nothing happens > > and no network interface is presented. > > > > This is a pretty slow and rubbish netbook but is useful when > > travelling to a country which might impound your laptop (no names) > > and you don't mind too much losing it. It would be nice to > > continue to be able to use it for that. > > > > Chris > >