From patchwork Sun Jan 1 11:59:56 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lorenzo Bianconi X-Patchwork-Id: 638715 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 BD6A4C4332F for ; Sun, 1 Jan 2023 12:00:13 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229646AbjAAMAL (ORCPT ); Sun, 1 Jan 2023 07:00:11 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37288 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229567AbjAAMAK (ORCPT ); Sun, 1 Jan 2023 07:00:10 -0500 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id DDFDD26E6 for ; Sun, 1 Jan 2023 04:00:08 -0800 (PST) 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 dfw.source.kernel.org (Postfix) with ESMTPS id 7379B60D2D for ; Sun, 1 Jan 2023 12:00:08 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 792E2C433F1; Sun, 1 Jan 2023 12:00:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1672574407; bh=/jBwC7VhNI4ketIg8jxLThU+CNDJN4x1V1iWqTZTqnQ=; h=From:To:Cc:Subject:Date:From; b=vCuRBU5GozWKWr1XFSGcqNx6o+5RO8D6dFR99HLzqPhkssH03Zm14Z5gU6YTnH+aa SYbLlSMhRL+2KHEtCZoV7W0qRHGx9weQXsT1GogzEnrwzE34GJ8O/RtVcqoNLk10jp bpcu+ZpLgKXQKWzoNSDp8oedSo7w9kZbBadvhH/FsH9G7Y+gnYVIlM2MCJ9IaMBAzk /2GHfHjGpu1jhahSZbFdaAHBYeNP3fqs6yvdp64zDT0dkdYR/L/M5Du65LfmlD0cRF e3qeSbWNSt4KXa0Es06JdtRMW1hs7+/+IrRA1/qle/1PfMDtsCTSH0dPmB0hP3sD9U qxYYmwZPH1W8A== From: Lorenzo Bianconi To: nbd@nbd.name Cc: lorenzo.bianconi@redhat.com, linux-wireless@vger.kernel.org Subject: [PATCH 0/3] mt76: switch to page_pool allocator Date: Sun, 1 Jan 2023 12:59:56 +0100 Message-Id: X-Mailer: git-send-email 2.38.1 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org In order to reduce possible memory allocation failures due to memory fragmentation caused by page_frag_cache allocator, switch to page_pool allocator for dma and usb mt76 drivers. Remove per rx-queue page_frag_cache Lorenzo Bianconi (3): wifi: mt76: switch to page_pool allocator wifi: mt76: dma: keep rx pages DMA mapped wifi: mt76: enable page_pool stats drivers/net/wireless/mediatek/mt76/Kconfig | 2 + drivers/net/wireless/mediatek/mt76/dma.c | 83 ++++++++++--------- drivers/net/wireless/mediatek/mt76/mac80211.c | 57 +++++++++++++ drivers/net/wireless/mediatek/mt76/mt76.h | 24 +++++- .../net/wireless/mediatek/mt76/mt7915/main.c | 26 +++--- .../net/wireless/mediatek/mt76/mt7915/mmio.c | 21 ++--- .../net/wireless/mediatek/mt76/mt7921/main.c | 31 ++++++- drivers/net/wireless/mediatek/mt76/usb.c | 42 +++++----- 8 files changed, 198 insertions(+), 88 deletions(-)