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Wed, 4 Nov 2020 15:52:43 +0000 From: sven.auhagen@voleatech.de To: axboe@kernel.dk, hdegoede@redhat.com, robh+dt@kernel.org, tglx@linutronix.de, maz@kernel.org, gregory.clement@bootlin.com Cc: linux-ide@vger.kernel.org, linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, jason@lakedaemon.net, andrew@lunn.ch, rjw@rjwysocki.net, viresh.kumar@linaro.org, antoine.tenart@bootlin.com, maxime.chevallier@bootlin.com, thomas.petazzoni@bootlin.com, miquel.raynal@bootlin.com Subject: [PATCH v2 3/9] ata: ahci: custom irq init for host init Date: Wed, 4 Nov 2020 16:52:31 +0100 Message-Id: <20201104155237.77772-4-sven.auhagen@voleatech.de> X-Mailer: git-send-email 2.24.3 (Apple Git-128) In-Reply-To: <20201104155237.77772-1-sven.auhagen@voleatech.de> References: <20201104155237.77772-1-sven.auhagen@voleatech.de> Content-Transfer-Encoding: 8bit Content-Type: text/plain X-Originating-IP: [109.193.235.168] X-ClientProxiedBy: AM8P190CA0030.EURP190.PROD.OUTLOOK.COM (2603:10a6:20b:219::35) To AM8PR05MB7251.eurprd05.prod.outlook.com (2603:10a6:20b:1d4::23) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from localhost.localdomain (109.193.235.168) by AM8P190CA0030.EURP190.PROD.OUTLOOK.COM (2603:10a6:20b:219::35) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3499.19 via Frontend Transport; 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To check for it I am using the AHCI_HFLAG_MULTI_MSI flag. Suggested-by: Hans de Goede Signed-off-by: Sven Auhagen --- drivers/ata/libahci_platform.c | 16 +++++++++------- 1 file changed, 9 insertions(+), 7 deletions(-) diff --git a/drivers/ata/libahci_platform.c b/drivers/ata/libahci_platform.c index de638dafce21..f6f2a111d226 100644 --- a/drivers/ata/libahci_platform.c +++ b/drivers/ata/libahci_platform.c @@ -581,14 +581,16 @@ int ahci_platform_init_host(struct platform_device *pdev, struct ata_host *host; int i, irq, n_ports, rc; - irq = platform_get_irq(pdev, 0); - if (irq <= 0) { - if (irq != -EPROBE_DEFER) - dev_err(dev, "no irq\n"); - return irq; - } + if (!(hpriv->flags & AHCI_HFLAG_MULTI_MSI)) { + irq = platform_get_irq(pdev, 0); + if (irq <= 0) { + if (irq != -EPROBE_DEFER) + dev_err(dev, "no irq\n"); + return irq; + } - hpriv->irq = irq; + hpriv->irq = irq; + } /* prepare host */ pi.private_data = (void *)(unsigned long)hpriv->flags; -- 2.20.1