From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail.tipi-net.de (mail.tipi-net.de [194.13.80.246]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 1336338C401; Fri, 13 Mar 2026 09:21:30 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=194.13.80.246 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773393692; cv=none; b=K78VF59gH7XePKfEKnhVSM0lY4f10E291rf/QGjykWxlJFP4UpxdUb8H4MHRdf69tq6R83ACzVLlpOT89+mBC4Bcj0+ndu521Ybvb7Tb7ppd3S7s2spBb7DgoBL1cWRpKOQQBasvU/iSXJThoAltIIMhtr0mR6nkhAQp2zZPndQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773393692; c=relaxed/simple; bh=dje9lwINpGzPAN2nD/Zpfzj7I3u4WC3MpushQKChics=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=cpdPNB+/S+8Us8OI+diQ0PliClYHdzGlonhArrzQhNjANXMarz46LD9+W7tcl+dVnyG9/1ghM3Z3KWDWC893RsjQEvjKdDaT4WBel/GKVQkEJDvpRb/+V+RXTnMCvAJN89TztB9nB4hC2n5UDrAobsq/PjiE7PDuePu7+r83FmI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=tipi-net.de; spf=pass smtp.mailfrom=tipi-net.de; dkim=pass (2048-bit key) header.d=tipi-net.de header.i=@tipi-net.de header.b=vBsSO7rU; arc=none smtp.client-ip=194.13.80.246 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=tipi-net.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=tipi-net.de Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=tipi-net.de header.i=@tipi-net.de header.b="vBsSO7rU" Received: from [127.0.0.1] (localhost [127.0.0.1]) by localhost (Mailerdaemon) with ESMTPSA id 3CDEBA570A; Fri, 13 Mar 2026 10:21:23 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=tipi-net.de; s=dkim; t=1773393683; h=from:subject:date:message-id:to:cc:mime-version: content-transfer-encoding:in-reply-to:references; bh=nEAFoVy10TP5FGA/AYLXcX4sh50SwTFGkPjXzFPbrqw=; b=vBsSO7rUUTqM4e7o1EAfqqYpMFznIs8fHA0LHuqRJ0kdcVOE3UbpWTFZrBlwUCkWoEj1F6 XBGNge+9op8r+17hMRziiq3g/H7KUxh77iqZm8CD1VhpLdtB0hSKeiV/irQxfc4YuLZv7f WkWyrNmKB1J/crrW0IBXkRvi2aNRSnqp0wu0HlCxiOTcecwNSZQTdNZ9TnEFnhaPjrwi1a UpVNSCKGmHl1hk8ng2rMgYe+0Xqi3B7xOXNzCqVQA1SbZgXCePXc3/tjmKPsh4V8NG7696 DIfjw7uGY4ptzJfetKi3WCgMZtSmQX404dEy95ESbH8L2WTf0oTXzGKdZ8IVWg== From: Nicolai Buchwitz To: Andrew Lunn , "David S . Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Doug Berger , Florian Fainelli Cc: Broadcom internal kernel review list , Vikas Gupta , Bhargava Marreddy , Rajashekar Hudumula , Eric Biggers , Heiner Kallweit , =?UTF-8?q?Markus=20Bl=C3=B6chl?= , Arnd Bergmann , netdev@vger.kernel.org, linux-kernel@vger.kernel.org, Nicolai Buchwitz Subject: [PATCH net-next 6/6] net: bcmgenet: add XDP statistics counters Date: Fri, 13 Mar 2026 10:21:01 +0100 Message-ID: <20260313092101.1344954-7-nb@tipi-net.de> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20260313092101.1344954-1-nb@tipi-net.de> References: <20260313092101.1344954-1-nb@tipi-net.de> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Last-TLS-Session-Version: TLSv1.3 Expose per-action XDP counters via ethtool -S: xdp_pass, xdp_drop, xdp_tx, xdp_tx_err, xdp_redirect, and xdp_redirect_err. These use the existing soft MIB infrastructure and are incremented in bcmgenet_run_xdp() alongside the existing driver statistics. Signed-off-by: Nicolai Buchwitz --- drivers/net/ethernet/broadcom/genet/bcmgenet.c | 17 ++++++++++++++++- drivers/net/ethernet/broadcom/genet/bcmgenet.h | 6 ++++++ 2 files changed, 22 insertions(+), 1 deletion(-) diff --git a/drivers/net/ethernet/broadcom/genet/bcmgenet.c b/drivers/net/ethernet/broadcom/genet/bcmgenet.c index 30181f9cff98..ef499192b325 100644 --- a/drivers/net/ethernet/broadcom/genet/bcmgenet.c +++ b/drivers/net/ethernet/broadcom/genet/bcmgenet.c @@ -1168,6 +1168,13 @@ static const struct bcmgenet_stats bcmgenet_gstrings_stats[] = { STAT_GENET_SOFT_MIB("tx_realloc_tsb", mib.tx_realloc_tsb), STAT_GENET_SOFT_MIB("tx_realloc_tsb_failed", mib.tx_realloc_tsb_failed), + /* XDP counters */ + STAT_GENET_SOFT_MIB("xdp_pass", mib.xdp_pass), + STAT_GENET_SOFT_MIB("xdp_drop", mib.xdp_drop), + STAT_GENET_SOFT_MIB("xdp_tx", mib.xdp_tx), + STAT_GENET_SOFT_MIB("xdp_tx_err", mib.xdp_tx_err), + STAT_GENET_SOFT_MIB("xdp_redirect", mib.xdp_redirect), + STAT_GENET_SOFT_MIB("xdp_redirect_err", mib.xdp_redirect_err), /* Per TX queues */ STAT_GENET_Q(0), STAT_GENET_Q(1), @@ -2368,6 +2375,7 @@ bcmgenet_run_xdp(struct bcmgenet_rx_ring *ring, struct bpf_prog *prog, switch (act) { case XDP_PASS: + priv->mib.xdp_pass++; return XDP_PASS; case XDP_TX: { struct bcmgenet_tx_ring *tx_ring; @@ -2381,18 +2389,24 @@ bcmgenet_run_xdp(struct bcmgenet_rx_ring *ring, struct bpf_prog *prog, if (unlikely(!bcmgenet_xdp_xmit_frame(priv, tx_ring, xdpf))) { spin_unlock(&tx_ring->lock); xdp_return_frame_rx_napi(xdpf); + priv->mib.xdp_tx_err++; return XDP_DROP; } bcmgenet_xdp_ring_doorbell(priv, tx_ring); spin_unlock(&tx_ring->lock); + priv->mib.xdp_tx++; return XDP_TX; } case XDP_REDIRECT: - if (unlikely(xdp_do_redirect(priv->dev, xdp, prog))) + if (unlikely(xdp_do_redirect(priv->dev, xdp, prog))) { + priv->mib.xdp_redirect_err++; goto drop_page; + } + priv->mib.xdp_redirect++; return XDP_REDIRECT; case XDP_DROP: drop_page: + priv->mib.xdp_drop++; page_pool_put_full_page(ring->page_pool, rx_page, true); return XDP_DROP; default: @@ -2400,6 +2414,7 @@ bcmgenet_run_xdp(struct bcmgenet_rx_ring *ring, struct bpf_prog *prog, fallthrough; case XDP_ABORTED: trace_xdp_exception(priv->dev, prog, act); + priv->mib.xdp_drop++; page_pool_put_full_page(ring->page_pool, rx_page, true); return XDP_ABORTED; } diff --git a/drivers/net/ethernet/broadcom/genet/bcmgenet.h b/drivers/net/ethernet/broadcom/genet/bcmgenet.h index 192db0defbfc..b3f1b7ed604a 100644 --- a/drivers/net/ethernet/broadcom/genet/bcmgenet.h +++ b/drivers/net/ethernet/broadcom/genet/bcmgenet.h @@ -156,6 +156,12 @@ struct bcmgenet_mib_counters { u32 tx_dma_failed; u32 tx_realloc_tsb; u32 tx_realloc_tsb_failed; + u32 xdp_pass; + u32 xdp_drop; + u32 xdp_tx; + u32 xdp_tx_err; + u32 xdp_redirect; + u32 xdp_redirect_err; }; struct bcmgenet_tx_stats64 { -- 2.51.0