From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.3 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 6C667ECE587 for ; Tue, 1 Oct 2019 17:46:15 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 4DC88215EA for ; Tue, 1 Oct 2019 17:46:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729629AbfJARqO (ORCPT ); Tue, 1 Oct 2019 13:46:14 -0400 Received: from Galois.linutronix.de ([193.142.43.55]:56062 "EHLO Galois.linutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726284AbfJARqO (ORCPT ); Tue, 1 Oct 2019 13:46:14 -0400 Received: from bigeasy by Galois.linutronix.de with local (Exim 4.80) (envelope-from ) id 1iFME0-0000wv-Am; Tue, 01 Oct 2019 19:46:12 +0200 Date: Tue, 1 Oct 2019 19:46:12 +0200 From: Sebastian Andrzej Siewior To: Larry Finger Cc: linux-wireless@vger.kernel.org Subject: Re: Support for RTL8188FU Message-ID: <20191001174612.4kj3mt3h5epidyyk@linutronix.de> References: <20191001160305.qrl4nt2jmdsogaaz@linutronix.de> <3af284c7-ee46-dd42-9549-de55feae2528@lwfinger.net> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <3af284c7-ee46-dd42-9549-de55feae2528@lwfinger.net> User-Agent: NeoMutt/20180716 Sender: linux-wireless-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org On 2019-10-01 11:47:44 [-0500], Larry Finger wrote: > A quick Internet search shows me that the RTL8188FU is a low-cost chip used > on Raspberry PI and other similar low-cost systems. > > The USB group at Realtek is notorious for their lack of support for Linux > drivers. The ones they release have lots of dead code used for Windows and > FreeBSD drivers, and they have lots of code that applies to other chips. > With other drivers that I have placed at GitHub, some of the commits that > remove dead code will remove as many of 10K lines. yeah, seen that. > You should be able to find the code that differs between 8188EU and 8188FU > to see what is different. So you would recommend to try to merge it to the staging driver. > The 8188RU is a special variant of the 8188EU. I have no idea what an 8188CU is. > > Your only starting point is the driver that is next to you! Thank you for your reply. > Larry Sebastian