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?
> Begin forwarded message:
> Date: Mon, 29 Jan 2018 23:37:49 +0000
> From: Chris Vine <vine35792...@gmail.com>
> To: Linux Kernel Mailing List <linux-ker...@vger.kernel.org>
> 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.