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=-8.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=ham 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 D8EBCC4361B for ; Fri, 18 Dec 2020 09:04:34 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id A492923A5B for ; Fri, 18 Dec 2020 09:04:34 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732792AbgLRJES (ORCPT ); Fri, 18 Dec 2020 04:04:18 -0500 Received: from m43-15.mailgun.net ([69.72.43.15]:21390 "EHLO m43-15.mailgun.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1732182AbgLRJEP (ORCPT ); Fri, 18 Dec 2020 04:04:15 -0500 DKIM-Signature: a=rsa-sha256; v=1; c=relaxed/relaxed; d=mg.codeaurora.org; q=dns/txt; s=smtp; t=1608282230; h=Date: Message-Id: Cc: To: References: In-Reply-To: From: Subject: Content-Transfer-Encoding: MIME-Version: Content-Type: Sender; bh=YxtFEXkVPMuoSlDJ/BMeC0KZaQJy1ZEwESdW3F3dhZw=; b=l0GaYLnXOrDmqnbGfwmGICwlV456aXNjnj5Fp5yRbjpAfx9jyUcABkNTf8nkvN20YcnaybMt 3eFhMoZGX8XhYaklbbLAY5K186sCUgo+SlObP5NAV5Z8vpJV4eoNRJJ95RPtLv4WYavnPnSW L082FooYPr1YlZbyjUb7jSA1Hr0= X-Mailgun-Sending-Ip: 69.72.43.15 X-Mailgun-Sid: WyI3YTAwOSIsICJsaW51eC13aXJlbGVzc0B2Z2VyLmtlcm5lbC5vcmciLCAiYmU5ZTRhIl0= Received: from smtp.codeaurora.org (ec2-35-166-182-171.us-west-2.compute.amazonaws.com [35.166.182.171]) by smtp-out-n08.prod.us-west-2.postgun.com with SMTP id 5fdc705c93a3d2b1cd1221e7 (version=TLS1.2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256); Fri, 18 Dec 2020 09:03:24 GMT Sender: kvalo=codeaurora.org@mg.codeaurora.org Received: by smtp.codeaurora.org (Postfix, from userid 1001) id 01B8DC433C6; Fri, 18 Dec 2020 09:03:24 +0000 (UTC) Received: from potku.adurom.net (88-114-240-156.elisa-laajakaista.fi [88.114.240.156]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) (Authenticated sender: kvalo) by smtp.codeaurora.org (Postfix) with ESMTPSA id 7109AC433CA; Fri, 18 Dec 2020 09:03:22 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 7109AC433CA Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; spf=fail smtp.mailfrom=kvalo@codeaurora.org Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Subject: Re: [PATCH] ath11k: qmi: try to allocate a big block of DMA memory first From: Kalle Valo In-Reply-To: <1608127593-15192-1-git-send-email-kvalo@codeaurora.org> References: <1608127593-15192-1-git-send-email-kvalo@codeaurora.org> To: Kalle Valo Cc: ath11k@lists.infradead.org, linux-wireless@vger.kernel.org User-Agent: pwcli/0.1.0-git (https://github.com/kvalo/pwcli/) Python/3.5.2 Message-Id: <20201218090324.01B8DC433C6@smtp.codeaurora.org> Date: Fri, 18 Dec 2020 09:03:24 +0000 (UTC) Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org Kalle Valo wrote: > Not all firmware versions support allocating DMA memory in smaller blocks so > first try to allocate big block of DMA memory for QMI. If the allocation fails, > let firmware request multiple blocks of DMA memory with smaller size. > > This also fixes an unnecessary error message seen during ath11k probe on > QCA6390: > > ath11k_pci 0000:06:00.0: Respond mem req failed, result: 1, err: 0 > ath11k_pci 0000:06:00.0: qmi failed to respond fw mem req:-22 > > Tested-on: QCA6390 hw2.0 PCI WLAN.HST.1.0.1-01740-QCAHSTSWPLZ_V2_TO_X86-1 > > Signed-off-by: Carl Huang > Signed-off-by: Kalle Valo Patch applied to ath-current branch of ath.git, thanks. f6f92968e1e5 ath11k: qmi: try to allocate a big block of DMA memory first -- https://patchwork.kernel.org/project/linux-wireless/patch/1608127593-15192-1-git-send-email-kvalo@codeaurora.org/ https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches