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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id CD382C433FE for ; Wed, 27 Apr 2022 05:14:52 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1357777AbiD0FSA (ORCPT ); Wed, 27 Apr 2022 01:18:00 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47136 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1344747AbiD0FR7 (ORCPT ); Wed, 27 Apr 2022 01:17:59 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [IPv6:2604:1380:4601:e00::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id DBD3DC7489; Tue, 26 Apr 2022 22:14:49 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 93281B82488; Wed, 27 Apr 2022 05:14:48 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id D29CCC385A7; Wed, 27 Apr 2022 05:14:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1651036487; bh=yBv2EE30DRLNaYudcx9cZFvb01QnSzSCcKtunw7AoZU=; h=From:To:Cc:Subject:References:Date:In-Reply-To:From; b=fAj1h1TQ6UJdlIpNipwed9Rv9mASfJZquqKtNWdObZcsD99g6wgT7bPlM0gX2FCYM m7cDFz4FVVBjeZ5iLhWJevN6SQxO7Ez/rbEdLtroJ5YfmtpP6ZYhdLe3cFcQ0i0FMW jxyMoaCeJOQt3VPRZ235Ckv1qPExLTKnB+PcAwWNm1tNs6D2g7OuhuEATRk/DWjxHH cds+jYochLsNAZfPGwMotbcrAMYRsuftHNz5Ahqg9KqVPixQbUNmQb7tpBT4f7zZ3r n+aLVt/Xp5mNpPNFtMRTLtW+Lak1Eju5n6HlP68YPlsFmheXYqamMsexlhfgnMri6n brswvqjtFb0EQ== From: Kalle Valo To: Manikanta Pubbisetty Cc: , , , , Subject: Re: [PATCH v5 00/12] add support for WCN6750 References: <20220426145456.8055-1-quic_mpubbise@quicinc.com> Date: Wed, 27 Apr 2022 08:14:43 +0300 In-Reply-To: <20220426145456.8055-1-quic_mpubbise@quicinc.com> (Manikanta Pubbisetty's message of "Tue, 26 Apr 2022 20:24:44 +0530") Message-ID: <87v8uvhzuk.fsf@kernel.org> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/26.1 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org Manikanta Pubbisetty writes: > WCN6750 is non-DBS 2x2 11AX chipset. Unlike QCA6390/WCN6855 which > are DBS (dual band simultaneous) solutions (2 LMACs), WCN6750 has a > single LMAC supporting 2G, 5G and 6G bands. It can be operated only > on one band at any given point. > > WCN6750 is a PCIe device. Unlike other supported ATH11K PCIe devices > which are directly attached to APSS (Application Processor SubSystem), > WCN6750 is not attached to APSS, it is attached to the WPSS > (Wireless Processor SubSystem) Q6 processor, the FW which runs on the > Q6 processor will enumerate the PCIe device. Since APSS is unaware of > such a device, it has to be registered as a platform device(AHB) to the > kernel for device probing. Like other AHB devices, remoteproc APIs are > used to boot up or shutdown of WCN6750. > > WCN6750 uses both AHB and PCIe ATH11K APIs for it's operation. > It uses AHB APIs for device probe and booting of the remote processor. > Once device is booted up, it uses ATH11K PCIe APIs for initialization > and register access. Hence, it is referred as hybrid bus device in > the rest of this series. > > Since the chip is enumerated by WPSS Q6, device information like > BAR and BAR size is not known to the APSS processor. A new QMI message > called device info QMI request will be sent to the target for fetching > these details. > > STA and AP modes are supported; Basic connectivity and ping are > verified in both the modes. > > An important point to note is that though WCN6750 is a PCIe device, > it cannot be attached to any other platform except on Qualcomm > Snapdragon SoCs due to the aforementioned reasons. > > Tested-on: WCN6750 hw1.0 AHB WLAN.MSL.1.0.1-00887-QCAMSLSWPLZ-1 > Tested-on: WCN6855 hw2.0 PCI WLAN.HSP.1.1-01720.1-QCAHSPSWPL_V1_V2_SILICONZ_LITE-1 > Tested-on: QCN9074 hw1.0 PCI WLAN.HK.2.5.0.1-01100-QCAHKSWPL_SILICONZ-1 > Tested-on: IPQ8074 hw2.0 AHB WLAN.HK.2.4.0.1-00192-QCAHKSWPL_SILICONZ-1 > > Manikanta Pubbisetty (12): > dt: bindings: net: add bindings of WCN6750 for ath11k > ath11k: Add HW params for WCN6750 > ath11k: Add bus params for WCN6750 > ath11k: Add register access logic for WCN6750 > ath11k: Fetch device information via QMI for WCN6750 > ath11k: Add QMI changes for WCN6750 > ath11k: HAL changes to support WCN6750 > ath11k: Datapath changes to support WCN6750 > ath11k: Do not put HW in DBS mode for WCN6750 > ath11k: WMI changes to support WCN6750 > ath11k: Update WBM idle ring HP after FW mode on > ath11k: Add support for WCN6750 device > --- > V5: > - Rebased on ToT SHAID: 01be26cde012478db958d9bde530877c46031e76 I already had v4 applied to the pending branch so I'm going to drop v5 and look at v4 instead. -- https://patchwork.kernel.org/project/linux-wireless/list/ https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches