From patchwork Sat Oct 13 09:00:32 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tony Chuang X-Patchwork-Id: 10640059 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 2DD9B14E2 for ; Sat, 13 Oct 2018 09:01:27 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 217412B23D for ; Sat, 13 Oct 2018 09:01:27 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 15BB32B393; Sat, 13 Oct 2018 09:01:27 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 2BF822B2E7 for ; Sat, 13 Oct 2018 09:01:26 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727068AbeJMQhk (ORCPT ); Sat, 13 Oct 2018 12:37:40 -0400 Received: from rtits2.realtek.com ([211.75.126.72]:60269 "EHLO rtits2.realtek.com.tw" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727016AbeJMQhj (ORCPT ); Sat, 13 Oct 2018 12:37:39 -0400 Authenticated-By: X-SpamFilter-By: BOX Solutions SpamTrap 5.62 with qID w9D90rnL000956, This message is accepted by code: ctloc85258 Received: from mail.realtek.com (rtitcasv01.realtek.com.tw[172.21.6.18]) by rtits2.realtek.com.tw (8.15.2/2.57/5.78) with ESMTPS id w9D90rnL000956 (version=TLSv1 cipher=AES256-SHA bits=256 verify=NOT); Sat, 13 Oct 2018 17:00:53 +0800 Received: from localhost.localdomain (172.21.68.143) by RTITCASV01.realtek.com.tw (172.21.6.18) with Microsoft SMTP Server id 14.3.408.0; Sat, 13 Oct 2018 17:00:53 +0800 From: To: CC: , , , , , Subject: [RFC v4 00/13] rtw88: mac80211 driver for Realtek 802.11ac wireless network chips Date: Sat, 13 Oct 2018 17:00:32 +0800 Message-ID: <1539421245-11847-1-git-send-email-yhchuang@realtek.com> X-Mailer: git-send-email 2.7.4 MIME-Version: 1.0 X-Originating-IP: [172.21.68.143] Sender: linux-wireless-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Yan-Hsuan Chuang This is a new mac80211 driver for Realtek 802.11ac wireless network chips. rtw88 supports 8822BE and 8822CE chips, and will be able to support multi-vif combinations in run-time. For now, only PCI bus is supported, but rtw88 was originally designed to optionally support three buses includes USB & SDIO. USB & SDIO modules will soon be supported by rtw88, with configurable core module to fit with different bus modules in the same time. For example, if we choose 8822BE and 8822CU, only PCI & USB modules will be selected, built, loaded into kernel. This is one of the major difference from rtlwifi, which can only support specific combinations. Another difference from rtlwifi is that rtw88 is designed to support the latest Realtek 802.11ac wireless network chips like 8822B and 8822C series. Compared to the earlier chips supported by rtlwifi like the 802.11n 8192EE chipset or 802.11ac 8821AE/8812AE chips, newer ICs have different MAC & PHY settings, such as new multi-port feature for the MAC layer design and Jaguar2/Jaguar3 PHY layer IPs. Multi-Port feature is also supported under rtw88's software architecture. rtlwifi can only support one vif in the same time, most because of the hardware limitations for early chips, hence the original design of it also restricts the usage of multi-vif support, so latest chipset seems not take advantages from its new MAC engine. However, rtw88 can run multiple vifs concurrently by holding them on hardware ports provided by MAC engine, hence can easily start different roles on a single device. Based on the reasons mentioned before, we implemented rtw88. It had many authors, they are listed here alphabetically: Ping-Ke Shih Tzu-En Huang Yan-Hsuan Chuang v4 - remove vis_list and sta_list, use mac80211 iterator - use kernel helpers such as bitmap, bcd2bin, lockdep - move debugfs into wiphy->debugfsdir - use spin_lock in interrupt handler - remove unnecessary depends on lines in Kconfig - make port config constant - avoid watchdog timer spreading - return -EOPNOTSUPP for PMF key error message suppression - do not replace regd in wiphy for now - use host- fix- endian transfer in linux/bitfield.h to replace/get bits to/from card v3 - missing rcu list traverse for vif_list v2 - rename from rtwlan to rtw88 - remove lots of magic numbers - add pci null entry for auto load on boot - add rtwdev->mutex to protect against mac80211 callbacks - add rcu lock protection for vif_list and sta_list - refine bits & endian macros to use helper functions provided by kernel instead of create new ones - ieee80211_free_txskb for tx path dropped packets - not register iface_combination since now only one vif is allowed - some fixes suggested by Stanislaw Yan-Hsuan Chuang (13): rtw88: main files rtw88: core files rtw88: hci files rtw88: trx files rtw88: mac files rtw88: fw and efuse files rtw88: phy files rtw88: debug files rtw88: chip files rtw88: 8822B init table rtw88: 8822C init table rtw88: Kconfig & Makefile rtw88: add support for Realtek 802.11ac wireless chips MAINTAINERS | 8 + drivers/net/wireless/realtek/Kconfig | 1 + drivers/net/wireless/realtek/Makefile | 1 + drivers/net/wireless/realtek/rtw88/Kconfig | 55 + drivers/net/wireless/realtek/rtw88/Makefile | 19 + drivers/net/wireless/realtek/rtw88/debug.c | 652 + drivers/net/wireless/realtek/rtw88/debug.h | 43 + drivers/net/wireless/realtek/rtw88/efuse.c | 150 + drivers/net/wireless/realtek/rtw88/efuse.h | 53 + drivers/net/wireless/realtek/rtw88/fw.c | 655 + drivers/net/wireless/realtek/rtw88/fw.h | 182 + drivers/net/wireless/realtek/rtw88/hci.h | 211 + drivers/net/wireless/realtek/rtw88/mac.c | 1045 + drivers/net/wireless/realtek/rtw88/mac.h | 35 + drivers/net/wireless/realtek/rtw88/mac80211.c | 478 + drivers/net/wireless/realtek/rtw88/main.c | 1168 ++ drivers/net/wireless/realtek/rtw88/main.h | 1092 + drivers/net/wireless/realtek/rtw88/pci.c | 1208 ++ drivers/net/wireless/realtek/rtw88/pci.h | 229 + drivers/net/wireless/realtek/rtw88/phy.c | 1679 ++ drivers/net/wireless/realtek/rtw88/phy.h | 125 + drivers/net/wireless/realtek/rtw88/ps.c | 168 + drivers/net/wireless/realtek/rtw88/ps.h | 20 + drivers/net/wireless/realtek/rtw88/reg.h | 404 + drivers/net/wireless/realtek/rtw88/regd.c | 328 + drivers/net/wireless/realtek/rtw88/regd.h | 40 + drivers/net/wireless/realtek/rtw88/rtw8822b.c | 1588 ++ drivers/net/wireless/realtek/rtw88/rtw8822b.h | 155 + .../net/wireless/realtek/rtw88/rtw8822b_table.c | 20783 +++++++++++++++++++ .../net/wireless/realtek/rtw88/rtw8822b_table.h | 18 + drivers/net/wireless/realtek/rtw88/rtw8822c.c | 1167 ++ drivers/net/wireless/realtek/rtw88/rtw8822c.h | 171 + .../net/wireless/realtek/rtw88/rtw8822c_table.c | 4150 ++++ .../net/wireless/realtek/rtw88/rtw8822c_table.h | 16 + drivers/net/wireless/realtek/rtw88/rx.c | 153 + drivers/net/wireless/realtek/rtw88/rx.h | 41 + drivers/net/wireless/realtek/rtw88/sec.c | 120 + drivers/net/wireless/realtek/rtw88/sec.h | 39 + drivers/net/wireless/realtek/rtw88/tx.c | 273 + drivers/net/wireless/realtek/rtw88/tx.h | 81 + 40 files changed, 38804 insertions(+) create mode 100644 drivers/net/wireless/realtek/rtw88/Kconfig create mode 100644 drivers/net/wireless/realtek/rtw88/Makefile create mode 100644 drivers/net/wireless/realtek/rtw88/debug.c create mode 100644 drivers/net/wireless/realtek/rtw88/debug.h create mode 100644 drivers/net/wireless/realtek/rtw88/efuse.c create mode 100644 drivers/net/wireless/realtek/rtw88/efuse.h create mode 100644 drivers/net/wireless/realtek/rtw88/fw.c create mode 100644 drivers/net/wireless/realtek/rtw88/fw.h create mode 100644 drivers/net/wireless/realtek/rtw88/hci.h create mode 100644 drivers/net/wireless/realtek/rtw88/mac.c create mode 100644 drivers/net/wireless/realtek/rtw88/mac.h create mode 100644 drivers/net/wireless/realtek/rtw88/mac80211.c create mode 100644 drivers/net/wireless/realtek/rtw88/main.c create mode 100644 drivers/net/wireless/realtek/rtw88/main.h create mode 100644 drivers/net/wireless/realtek/rtw88/pci.c create mode 100644 drivers/net/wireless/realtek/rtw88/pci.h create mode 100644 drivers/net/wireless/realtek/rtw88/phy.c create mode 100644 drivers/net/wireless/realtek/rtw88/phy.h create mode 100644 drivers/net/wireless/realtek/rtw88/ps.c create mode 100644 drivers/net/wireless/realtek/rtw88/ps.h create mode 100644 drivers/net/wireless/realtek/rtw88/reg.h create mode 100644 drivers/net/wireless/realtek/rtw88/regd.c create mode 100644 drivers/net/wireless/realtek/rtw88/regd.h create mode 100644 drivers/net/wireless/realtek/rtw88/rtw8822b.c create mode 100644 drivers/net/wireless/realtek/rtw88/rtw8822b.h create mode 100644 drivers/net/wireless/realtek/rtw88/rtw8822b_table.c create mode 100644 drivers/net/wireless/realtek/rtw88/rtw8822b_table.h create mode 100644 drivers/net/wireless/realtek/rtw88/rtw8822c.c create mode 100644 drivers/net/wireless/realtek/rtw88/rtw8822c.h create mode 100644 drivers/net/wireless/realtek/rtw88/rtw8822c_table.c create mode 100644 drivers/net/wireless/realtek/rtw88/rtw8822c_table.h create mode 100644 drivers/net/wireless/realtek/rtw88/rx.c create mode 100644 drivers/net/wireless/realtek/rtw88/rx.h create mode 100644 drivers/net/wireless/realtek/rtw88/sec.c create mode 100644 drivers/net/wireless/realtek/rtw88/sec.h create mode 100644 drivers/net/wireless/realtek/rtw88/tx.c create mode 100644 drivers/net/wireless/realtek/rtw88/tx.h Reviewed-by: Stanislaw Gruszka