From nobody Fri Oct 10 23:10:35 2025 Received: from esa.microchip.iphmx.com (esa.microchip.iphmx.com [68.232.153.233]) (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 7B42A1E487; Thu, 12 Jun 2025 02:35:31 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=68.232.153.233 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1749695733; cv=none; b=ItemaUucHpu31bjEnX7R7yMot7QgTRSiJIKloA6l1QHDvai5CzTR2WzpjwMuax0ByvJpbp48Iz1BJ3uZ2tF8msAYgmA8OgKr/+fnG4HrqaKvSSNSh7rNuq0OFrMo34gxDGezzZQrGDUBar50C8xMw+y7DDmf6YdulphQ50MkTK4= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1749695733; c=relaxed/simple; bh=+Hl9AseBvho7o3ZFIC2BtmGxdTeZ72nbwCuHpN3Rsuk=; h=From:To:CC:Subject:Date:Message-ID:MIME-Version:Content-Type; b=WSq1R6mFcEMO9OxIwH44RznKEZ76xXNbT4jcyskiaj6Tf0Lv1EFLpS1GmePyxYbQimvrcBlnnwC8KP4cw98jyenbTFS/NyPjKTz1JO1QBcyI/lxVDywykyMG6p9YsVN36EOOfVSqCgCEL2c5g6HvMr4o+uPIkXz3n5943kdGhk0= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=microchip.com; spf=pass smtp.mailfrom=microchip.com; dkim=pass (2048-bit key) header.d=microchip.com header.i=@microchip.com header.b=vTwZXb+/; arc=none smtp.client-ip=68.232.153.233 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=microchip.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=microchip.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=microchip.com header.i=@microchip.com header.b="vTwZXb+/" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=microchip.com; i=@microchip.com; q=dns/txt; s=mchp; t=1749695732; x=1781231732; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=+Hl9AseBvho7o3ZFIC2BtmGxdTeZ72nbwCuHpN3Rsuk=; b=vTwZXb+/pFMv6T74A5URA9nRjiR5rsvWE7TM073qwNF7uLNKGjqmIair qgpLQDg5gRX5wXE6I7oO8xwEL8hGOOYfWsLILOJdS4qiFNlTzLF6vEZXG HmkUaz4atpm7VitHrFMT9fKcdNQY57eTyLamJCY+wnDcqqFdarTPUQeal jTitsTT2TN0jQ2nmulvjeHlbpkUI7rJYumvyrjvJUfQc0Ae580asgvTIl 0vxXpnxIwa6uv1eL0oEobskqOPSS1TjOxXWe5RNMNtw634K7yCurb7kSz 9g9MttB9THRtKMMfBD1CCDtiOQkYt5Ms/UJ7KgWGB+H9gVhCk2/Nz1Kxk A==; X-CSE-ConnectionGUID: 3+ULmwrQSE+9xSkTZap4DA== X-CSE-MsgGUID: ZohDiDdpQnyM6qFl4owkJg== X-IronPort-AV: E=Sophos;i="6.16,229,1744095600"; d="scan'208";a="42703047" X-Amp-Result: SKIPPED(no attachment in message) Received: from unknown (HELO email.microchip.com) ([170.129.1.10]) by esa3.microchip.iphmx.com with ESMTP/TLS/ECDHE-RSA-AES128-GCM-SHA256; 11 Jun 2025 19:35:31 -0700 Received: from chn-vm-ex01.mchp-main.com (10.10.85.143) by chn-vm-ex01.mchp-main.com (10.10.85.143) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.44; Wed, 11 Jun 2025 19:35:02 -0700 Received: from che-dk-ungapp03lx.microchip.com (10.10.85.11) by chn-vm-ex01.mchp-main.com (10.10.85.143) with Microsoft SMTP Server id 15.1.2507.44 via Frontend Transport; Wed, 11 Jun 2025 19:35:01 -0700 From: Thangaraj Samynathan To: , , CC: Subject: [PATCH v1 for-next] spi: spi-pci1xxxx: Drop MSI-X usage as unsupported by DMA engine Date: Thu, 12 Jun 2025 08:00:59 +0530 Message-ID: <20250612023059.71726-1-thangaraj.s@microchip.com> X-Mailer: git-send-email 2.25.1 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Removes MSI-X from the interrupt request path, as the DMA engine used by the SPI controller does not support MSI-X interrupts. Signed-off-by: Thangaraj Samynathan --- drivers/spi/spi-pci1xxxx.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/spi/spi-pci1xxxx.c b/drivers/spi/spi-pci1xxxx.c index 209a074a18a6..a6c8bf228288 100644 --- a/drivers/spi/spi-pci1xxxx.c +++ b/drivers/spi/spi-pci1xxxx.c @@ -765,7 +765,7 @@ static int pci1xxxx_spi_probe(struct pci_dev *pdev, con= st struct pci_device_id * return -EINVAL; =20 num_vector =3D pci_alloc_irq_vectors(pdev, 1, hw_inst_cnt, - PCI_IRQ_ALL_TYPES); + PCI_IRQ_INTX | PCI_IRQ_MSI); if (num_vector < 0) { dev_err(&pdev->dev, "Error allocating MSI vectors\n"); return num_vector; --=20 2.25.1