From patchwork Tue Jan 17 13:53:17 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lorenzo Bianconi X-Patchwork-Id: 644033 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 C2E9DC3DA78 for ; Tue, 17 Jan 2023 13:54:04 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229502AbjAQNyC (ORCPT ); Tue, 17 Jan 2023 08:54:02 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46282 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229888AbjAQNxt (ORCPT ); Tue, 17 Jan 2023 08:53:49 -0500 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id DD144125B1 for ; Tue, 17 Jan 2023 05:53:48 -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 64C4061457 for ; Tue, 17 Jan 2023 13:53:48 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 77105C433EF; Tue, 17 Jan 2023 13:53:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1673963627; bh=OwhjfaJDJFfPveP54ZhJTXttaD1CkKhPjvzkL9JwFbg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=H6TnpnYcQmtZzboJ0OSMYG+YR4R4Oy6L8JylfaIay7GIFLh8jyxngF3Icv3eubQAW PE1EVocO/zdmDY1Md7BSnh+dns7Z7eVVYbFjJIjmKvrWLnKK2mJxfxiVjp1K+akmHN XgkcI2x3siD9RjKZFXvdLOt4VEpJdiHBVhA9ErFtPLYcAymsWsMqP45aT7rpbDDYSI po0niM5n088sad1dIphEf5DCTPAcOCaFVmKsiJLKAmUuxfZh30bpa7CWSHhOXTSQAS 7SJXWk9OY837fShXUqLKRj0swWb9jjypOqT+DgROmJgMzSoplTXJ1em80PwyPjNPNB P20yLxJ+5Fhtw== From: Lorenzo Bianconi To: nbd@nbd.name Cc: linux-wireless@vger.kernel.org, lorenzo.bianconi@redhat.com Subject: [PATCH v2 4/4] wifi: mt76: enable page_pool stats Date: Tue, 17 Jan 2023 14:53:17 +0100 Message-Id: <67e548ad9f420f396e308dd9b9657b7ebc20ff69.1673963374.git.lorenzo@kernel.org> X-Mailer: git-send-email 2.39.0 In-Reply-To: References: MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org Enable page_pool ethtool statistics for mt7915 and mt7921 chipsets. Tested-by: Felix Fietkau Tested-by: Deren Wu Signed-off-by: Lorenzo Bianconi --- drivers/net/wireless/mediatek/mt76/Kconfig | 1 + drivers/net/wireless/mediatek/mt76/mac80211.c | 13 ++++++++ drivers/net/wireless/mediatek/mt76/mt76.h | 1 + .../net/wireless/mediatek/mt76/mt7915/main.c | 26 ++++++++++------ .../net/wireless/mediatek/mt76/mt7921/main.c | 31 ++++++++++++++++--- 5 files changed, 58 insertions(+), 14 deletions(-) diff --git a/drivers/net/wireless/mediatek/mt76/Kconfig b/drivers/net/wireless/mediatek/mt76/Kconfig index 18152c16c36f..90e958e608aa 100644 --- a/drivers/net/wireless/mediatek/mt76/Kconfig +++ b/drivers/net/wireless/mediatek/mt76/Kconfig @@ -2,6 +2,7 @@ config MT76_CORE tristate select PAGE_POOL + select PAGE_POOL_STATS config MT76_LEDS bool diff --git a/drivers/net/wireless/mediatek/mt76/mac80211.c b/drivers/net/wireless/mediatek/mt76/mac80211.c index 3d6b6f12ffde..21fa1077c5b5 100644 --- a/drivers/net/wireless/mediatek/mt76/mac80211.c +++ b/drivers/net/wireless/mediatek/mt76/mac80211.c @@ -1729,6 +1729,19 @@ void mt76_ethtool_worker(struct mt76_ethtool_worker_info *wi, } EXPORT_SYMBOL_GPL(mt76_ethtool_worker); +void mt76_ethtool_page_pool_stats(struct mt76_dev *dev, u64 *data, int *index) +{ + struct page_pool_stats stats = {}; + int i; + + mt76_for_each_q_rx(dev, i) + page_pool_get_stats(dev->q_rx[i].page_pool, &stats); + + page_pool_ethtool_stats_get(data, &stats); + *index += page_pool_ethtool_stats_get_count(); +} +EXPORT_SYMBOL_GPL(mt76_ethtool_page_pool_stats); + enum mt76_dfs_state mt76_phy_dfs_state(struct mt76_phy *phy) { struct ieee80211_hw *hw = phy->hw; diff --git a/drivers/net/wireless/mediatek/mt76/mt76.h b/drivers/net/wireless/mediatek/mt76/mt76.h index b195bb98f7ca..9037780f9e88 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76.h +++ b/drivers/net/wireless/mediatek/mt76/mt76.h @@ -1311,6 +1311,7 @@ mt76u_bulk_msg(struct mt76_dev *dev, void *data, int len, int *actual_len, return usb_bulk_msg(udev, pipe, data, len, actual_len, timeout); } +void mt76_ethtool_page_pool_stats(struct mt76_dev *dev, u64 *data, int *index); void mt76_ethtool_worker(struct mt76_ethtool_worker_info *wi, struct mt76_sta_stats *stats); int mt76_skb_adjust_pad(struct sk_buff *skb, int pad); diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/main.c b/drivers/net/wireless/mediatek/mt76/mt7915/main.c index 0511d6a505b0..9ae10e780d74 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/main.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/main.c @@ -1280,19 +1280,22 @@ void mt7915_get_et_strings(struct ieee80211_hw *hw, struct ieee80211_vif *vif, u32 sset, u8 *data) { - if (sset == ETH_SS_STATS) - memcpy(data, *mt7915_gstrings_stats, - sizeof(mt7915_gstrings_stats)); + if (sset != ETH_SS_STATS) + return; + + memcpy(data, *mt7915_gstrings_stats, sizeof(mt7915_gstrings_stats)); + data += sizeof(mt7915_gstrings_stats); + page_pool_ethtool_stats_get_strings(data); } static int mt7915_get_et_sset_count(struct ieee80211_hw *hw, struct ieee80211_vif *vif, int sset) { - if (sset == ETH_SS_STATS) - return MT7915_SSTATS_LEN; + if (sset != ETH_SS_STATS) + return 0; - return 0; + return MT7915_SSTATS_LEN + page_pool_ethtool_stats_get_count(); } static void mt7915_ethtool_worker(void *wi_data, struct ieee80211_sta *sta) @@ -1320,7 +1323,7 @@ void mt7915_get_et_stats(struct ieee80211_hw *hw, }; struct mib_stats *mib = &phy->mib; /* See mt7915_ampdu_stat_read_phy, etc */ - int i, ei = 0; + int i, ei = 0, stats_size; mutex_lock(&dev->mt76.mutex); @@ -1401,9 +1404,12 @@ void mt7915_get_et_stats(struct ieee80211_hw *hw, return; ei += wi.worker_stat_count; - if (ei != MT7915_SSTATS_LEN) - dev_err(dev->mt76.dev, "ei: %d MT7915_SSTATS_LEN: %d", - ei, (int)MT7915_SSTATS_LEN); + + mt76_ethtool_page_pool_stats(&dev->mt76, &data[ei], &ei); + + stats_size = MT7915_SSTATS_LEN + page_pool_ethtool_stats_get_count(); + if (ei != stats_size) + dev_err(dev->mt76.dev, "ei: %d size: %d", ei, stats_size); } static void diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/main.c b/drivers/net/wireless/mediatek/mt76/mt7921/main.c index 76ac5069638f..7d53ddd3bf15 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7921/main.c +++ b/drivers/net/wireless/mediatek/mt76/mt7921/main.c @@ -1135,17 +1135,34 @@ static void mt7921_get_et_strings(struct ieee80211_hw *hw, struct ieee80211_vif *vif, u32 sset, u8 *data) { + struct mt7921_dev *dev = mt7921_hw_dev(hw); + if (sset != ETH_SS_STATS) return; memcpy(data, *mt7921_gstrings_stats, sizeof(mt7921_gstrings_stats)); + + if (mt76_is_sdio(&dev->mt76)) + return; + + data += sizeof(mt7921_gstrings_stats); + page_pool_ethtool_stats_get_strings(data); } static int mt7921_get_et_sset_count(struct ieee80211_hw *hw, struct ieee80211_vif *vif, int sset) { - return sset == ETH_SS_STATS ? ARRAY_SIZE(mt7921_gstrings_stats) : 0; + struct mt7921_dev *dev = mt7921_hw_dev(hw); + + if (sset != ETH_SS_STATS) + return 0; + + if (mt76_is_sdio(&dev->mt76)) + return ARRAY_SIZE(mt7921_gstrings_stats); + + return ARRAY_SIZE(mt7921_gstrings_stats) + + page_pool_ethtool_stats_get_count(); } static void @@ -1165,6 +1182,7 @@ void mt7921_get_et_stats(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ethtool_stats *stats, u64 *data) { struct mt7921_vif *mvif = (struct mt7921_vif *)vif->drv_priv; + int stats_size = ARRAY_SIZE(mt7921_gstrings_stats); struct mt7921_phy *phy = mt7921_hw_phy(hw); struct mt7921_dev *dev = phy->dev; struct mib_stats *mib = &phy->mib; @@ -1220,9 +1238,14 @@ void mt7921_get_et_stats(struct ieee80211_hw *hw, struct ieee80211_vif *vif, return; ei += wi.worker_stat_count; - if (ei != ARRAY_SIZE(mt7921_gstrings_stats)) - dev_err(dev->mt76.dev, "ei: %d SSTATS_LEN: %zu", - ei, ARRAY_SIZE(mt7921_gstrings_stats)); + + if (!mt76_is_sdio(&dev->mt76)) { + mt76_ethtool_page_pool_stats(&dev->mt76, &data[ei], &ei); + stats_size += page_pool_ethtool_stats_get_count(); + } + + if (ei != stats_size) + dev_err(dev->mt76.dev, "ei: %d SSTATS_LEN: %d", ei, stats_size); } static u64