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 4B57D3CCFB8; Thu, 19 Mar 2026 11:54:59 +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=1773921304; cv=none; b=ScTLF4MgQwtPOzVSRaFc8nY2VnPIaBlNOEFZZv2kIwe4tjGKeifNheoEstK+COxFChq711K6b8FepSq2Obhp+rxKUqKW1DPIZveRRlIIzTXZWsvfzYb5CMZ4Nt2VmTMw6UInZKjO+d/ejlvSAFmuRbQNmTzuBjGuWtk1+/rLAOY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773921304; c=relaxed/simple; bh=4Bbp1xxFq62RsPBPT8vW9RHSKYrHENZhr0VgMz+MwPc=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=ghVpDOLO+8Eg7RUbHNC5HT2WnREESdu8xu2beT8yHQw50KDJsLcsVzibtLWcbq7buDK+cs5lPApw4SW7uwzs2bX75jEAlLk+7nImwi5z4Oja2VmZRUwyE0uQ/IVU6rn5MHLdGxn3/q6R+qyvDdr8dwQdtbzqhR+/G7hF2QNzPvQ= 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=QgTXgJKa; 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="QgTXgJKa" Received: from [127.0.0.1] (localhost [127.0.0.1]) by localhost (Mailerdaemon) with ESMTPSA id 16FEAA57F8; Thu, 19 Mar 2026 12:54:53 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=tipi-net.de; s=dkim; t=1773921293; h=from:subject:date:message-id:to:cc:mime-version: content-transfer-encoding:in-reply-to:references; bh=9pCTfUmR2prHUGNnr3H8Fi90/XEnjgX9qzWNKSMRgYs=; b=QgTXgJKapBkrWW1WKuzojrg0KjrGRrXd9ElVULSEcvy1J/afYAxN/DQZ5yXpsx67Jo3JFd rCd6GXhCiisX4l2Wv4ILk2MIu1RxVWq5bX4Y92W6nU3NYoJZL9x/IJP8ayqc0yB3yelzTb 49hg7zmsdlsPlSI4cvDWtmk7iaBXDhfvm16cMFBTd0SrAx5qubraqEm0DMz1xW7OzE3JiC JoPqgMEHGnL6+9gbb232fRZwiAYyddMRPauXpLl1cLqHsfDshFmS+aCuPLWmz+Fzd1UacN zmLS+2L4rWi9nPynsRFyWzbLFaWSkpsXFSFTB4HLv36Sl33dr63yaJd8poRhxQ== From: Nicolai Buchwitz To: netdev@vger.kernel.org Cc: Nicolai Buchwitz , Doug Berger , Florian Fainelli , Broadcom internal kernel review list , Andrew Lunn , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Alexei Starovoitov , Daniel Borkmann , Jesper Dangaard Brouer , John Fastabend , Stanislav Fomichev , linux-kernel@vger.kernel.org, bpf@vger.kernel.org Subject: [PATCH net-next v3 6/6] net: bcmgenet: add XDP statistics counters Date: Thu, 19 Mar 2026 12:53:59 +0100 Message-ID: <20260319115402.353509-7-nb@tipi-net.de> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20260319115402.353509-1-nb@tipi-net.de> References: <20260319115402.353509-1-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 a5ad25ccb148..f9e7ca1645a0 100644 --- a/drivers/net/ethernet/broadcom/genet/bcmgenet.c +++ b/drivers/net/ethernet/broadcom/genet/bcmgenet.c @@ -1170,6 +1170,13 @@ 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), @@ -2417,6 +2424,7 @@ 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; @@ -2442,18 +2450,24 @@ bcmgenet_run_xdp(struct bcmgenet_rx_ring *ring, struct bpf_prog *prog, xdpf, false))) { 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: @@ -2461,6 +2475,7 @@ 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 fce598c29a96..9e4f5bac38e7 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