From patchwork Wed Mar 19 10:26:39 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kurt Kanzenbach X-Patchwork-Id: 14022412 X-Patchwork-Delegate: kuba@kernel.org Received: from galois.linutronix.de (Galois.linutronix.de [193.142.43.55]) (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 3F6221F585C for ; Wed, 19 Mar 2025 10:26:49 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=193.142.43.55 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1742380011; cv=none; b=uIZi6m4CdLLM+Nw7rA8euElBb5A3Rew8kRuMUpRtQBb360PH5JGAbRmPtJ36cCZQ0aSOnwTw7X4K6dyNDriGwjX0CTiyPGl7M0zjNuP6ZD99fMWGGsxPUrFpNuvqe6NRys+OTvymiDsIoO/2pb4fGifkrC7Wglaj57Wpx3p/a4E= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1742380011; c=relaxed/simple; bh=6TzlgHY+MARSPZ19oPq2VR/on8+SB2WKhJ2qBOrffwY=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=DdJKaY9vvc9VDu91EXI7tp2djJOGQVU5otEzUmgKLSX8QpgZyibsv8w9tMRl1cIrG0PEVOyD13Z9CqE/J2s4LZMu/9CIhq2QxhlMweYJTjgEsekDIwJ31S8/7QisCAm4egqs5DHx/afwBXV90MAZz5snthpCEcF83IkCOItWgKs= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linutronix.de; spf=pass smtp.mailfrom=linutronix.de; dkim=pass (2048-bit key) header.d=linutronix.de header.i=@linutronix.de header.b=05BnybXx; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b=PCzURz1U; arc=none smtp.client-ip=193.142.43.55 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linutronix.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linutronix.de Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="05BnybXx"; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="PCzURz1U" From: Kurt Kanzenbach DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1742380008; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=fL+/sdmqfiD/3QPUgzCMR39Mkz8HctLQSqLONQ0HXPw=; b=05BnybXx8UcYEZq2c2Fqj1jmweMzT8dXQWfj8ZE/YYR7WZlgU14e6NONufswBIMTOEiGsy xgD9h7HX/zbsHGs/nZnlbaDS9o9C8DU12BOP2Rr+HsD0VNhYn7/Y7xN5ArR2rRcgJDWlI2 oc+KzvTSxGSoyk6xE9qeqxOeT2GXmgYlfEqBog2FfabxCuUO8vgBpIncaJAKK4DN/k2fgZ yZpl1BDKVMfpPhSQSBQRm84UI0gxAcKdIsoCCa8Qvs4p3XtqHVHk/EsHjNkTwOR3xdamOB xgMlfc9q3/RfJ5HWJtHez+wUPUw+I+xgIfiJADmRppQJwmRQBGyOr8dpqUXuPw== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1742380008; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=fL+/sdmqfiD/3QPUgzCMR39Mkz8HctLQSqLONQ0HXPw=; b=PCzURz1U5BuPd762fR1R73keKOwcACplnrIpBORBkXp2IV7ImUa427r7TCBc619/zd5e5d Tc57feOKxGF0iGCg== Date: Wed, 19 Mar 2025 11:26:39 +0100 Subject: [PATCH iwl-next v3 1/4] igb: Link IRQs to NAPI instances Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20250319-igb_irq-v3-1-b9ee902143dd@linutronix.de> References: <20250319-igb_irq-v3-0-b9ee902143dd@linutronix.de> In-Reply-To: <20250319-igb_irq-v3-0-b9ee902143dd@linutronix.de> To: Tony Nguyen , Przemek Kitszel Cc: Andrew Lunn , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Sebastian Andrzej Siewior , Joe Damato , Gerhard Engleder , intel-wired-lan@lists.osuosl.org, netdev@vger.kernel.org, Kurt Kanzenbach , Rinitha S X-Developer-Signature: v=1; a=openpgp-sha256; l=2088; i=kurt@linutronix.de; h=from:subject:message-id; bh=6TzlgHY+MARSPZ19oPq2VR/on8+SB2WKhJ2qBOrffwY=; b=owEBbQKS/ZANAwAKAcGT0fKqRnOCAcsmYgBn2pvlPC00/+8lNaDwIeJJnwGTouW9qHVvam4nu jEWobjLEk+JAjMEAAEKAB0WIQS8ub+yyMN909/bWZLBk9HyqkZzggUCZ9qb5QAKCRDBk9HyqkZz gvi7EACCNfucR34zTvcPkVCIyYkeUWJ3iMQzqmIMcQMy6dmrzB7StjmxO6euGQ57yyeNqZrYfiu P/tDLwf7EGCr7zcSiAXQxe50rlreus70PrMziv0EAFPTzYENevRtxEig5o4BxNFeC2wI3nHUiz/ 2iokfnhGj5ngU9WaPHRe+LwqybKHrYrCt7nS0MrXl/VJH4iz4ymW3dPbiKuNWjNOnrxisS3xlIZ e3aCtr19RFMWzx7y1vZRTBAJwCtEzwxC41wf7Cik4xjRQAWzazN8AMEU3CJ9dmY/JIvH2+BDBCD bvQTxKXbaZDFuqb1ps2lhid34w+vDiPHc3AJ13l1NaV/IR7snp4td6EWB6PGaCdzKcjDeb7Fn6F j+puR8JIcUMVxLzlAxHWLAf/Gd0i5m4gc9c9VKOT28LaJUPhyGN7PD0GxVnunoSFOx0CjLFBD1t MlcaLhLFXBAgKaiXQQj22F+M8MfsQutSww9VjM3nlknnpcpWSo7253ckUFZKSepUBuOEe+B6moR kxuQt00RH8dnpP115rU7jLYTm/ORx1Ms/HRo5uPY6rzULssGmikYig+BhCfoqszet66qrZUHGt5 qcYjJgIpCOPLFARkFyYBQtKiL7mQGpJ5tkA/S9/5whzlA+ZtwKFsW08j0F8Vw2Om6jllaXopCLk 208Nx1VVB+pk5ig== X-Developer-Key: i=kurt@linutronix.de; a=openpgp; fpr=BCB9BFB2C8C37DD3DFDB5992C193D1F2AA467382 X-Patchwork-Delegate: kuba@kernel.org Link IRQs to NAPI instances via netdev-genl API. This allows users to query that information via netlink: |$ ./tools/net/ynl/pyynl/cli.py --spec Documentation/netlink/specs/netdev.yaml \ | --dump napi-get --json='{"ifindex": 2}' |[{'defer-hard-irqs': 0, | 'gro-flush-timeout': 0, | 'id': 8204, | 'ifindex': 2, | 'irq': 127, | 'irq-suspend-timeout': 0}, | {'defer-hard-irqs': 0, | 'gro-flush-timeout': 0, | 'id': 8203, | 'ifindex': 2, | 'irq': 126, | 'irq-suspend-timeout': 0}, | {'defer-hard-irqs': 0, | 'gro-flush-timeout': 0, | 'id': 8202, | 'ifindex': 2, | 'irq': 125, | 'irq-suspend-timeout': 0}, | {'defer-hard-irqs': 0, | 'gro-flush-timeout': 0, | 'id': 8201, | 'ifindex': 2, | 'irq': 124, | 'irq-suspend-timeout': 0}] |$ cat /proc/interrupts | grep enp2s0 |123: 0 1 IR-PCI-MSIX-0000:02:00.0 0-edge enp2s0 |124: 0 7 IR-PCI-MSIX-0000:02:00.0 1-edge enp2s0-TxRx-0 |125: 0 0 IR-PCI-MSIX-0000:02:00.0 2-edge enp2s0-TxRx-1 |126: 0 5 IR-PCI-MSIX-0000:02:00.0 3-edge enp2s0-TxRx-2 |127: 0 0 IR-PCI-MSIX-0000:02:00.0 4-edge enp2s0-TxRx-3 Reviewed-by: Joe Damato Tested-by: Rinitha S (A Contingent worker at Intel) Signed-off-by: Kurt Kanzenbach --- drivers/net/ethernet/intel/igb/igb_main.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c index d368b753a4675d01b5dfa50dee4cd218e6a5e14b..d4128d19cc08f62f95682069bb5ed9b8bbbf10cb 100644 --- a/drivers/net/ethernet/intel/igb/igb_main.c +++ b/drivers/net/ethernet/intel/igb/igb_main.c @@ -947,6 +947,9 @@ static int igb_request_msix(struct igb_adapter *adapter) q_vector); if (err) goto err_free; + + netif_napi_set_irq(&q_vector->napi, + adapter->msix_entries[vector].vector); } igb_configure_msix(adapter);