From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 31C53C433FE for ; Sat, 27 Nov 2021 01:48:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:Date:MIME-Version:References:Subject:Cc :To:From:Message-ID:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To: List-Owner; bh=Pmg/xCXwIGCFfq/iNWQ6aahss9O3oNjKIrAZpFRN5HU=; b=kfQsysehd67rh2 A3NAo/roJPL667JfUVink2X+js4tbpeXZkx2jpjL4mzxA0bWxIkP9ArQuATolwdTm9YIDUT1BVSRD bPmxEPssY+8nWleaSnuteL8fYB+jjh8i9QrTdrgK+u3cVvySoT9cd8/uTHQ/uVQ9xd1YPysgJ/HCj ZwU4jFgEXMNFcQY/k/GIc+Uw2od/dunlIWd/G7qs8/kvn3O1mQ+TgA8FbvK/iOwUf27/XkeLs8WDk kfLYgEF6kFQZe1tT+PSFPv90kEfDaW+0p6i3E0SQoILPMFNVhfIi1ZvLt64r4TREIPm/bhMndi1dc nhVB2qD9NEBpP1jEe6Aw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1mqmo3-00CMxQ-L2; Sat, 27 Nov 2021 01:47:12 +0000 Received: from galois.linutronix.de ([2a0a:51c0:0:12e:550::1]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1mqmOd-00C9uV-Lx for linux-arm-kernel@lists.infradead.org; Sat, 27 Nov 2021 01:21:00 +0000 Message-ID: <20211126230525.660206325@linutronix.de> DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1637976053; 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: references:references; bh=jDw77Q4/ltoMqqyOm7bRFWOUZ2wme/igWfBiXxqo04E=; b=qcphe6heJuFhgeduvF2Reuv4MsRdWQoJvg2SS3EklVbtfQMCfMHepnA6aswHZvdCNm95JM ZJCqv8yvfhWXCo7kpdm0VoADVoyFe16/31gccfBww5+RFExnu8gp0atniaD79Qi3vDjbQM B5gEnUCbG7Qa7lbqxJ0yxhbiq2ncMH6xYARq59W2DoqThjv7anXdD9w7J/3Wlv23hDx8Yz toD0JJ62PtZRlhLFza6PCjm1YqhAqE6ewJ1sJP2ky4RQBZWSsTJMQv4c9KXKUsUPpmDJtm 2sBBQv12zQ1ocJDsjCrFoBod+HNM+8Kj49KY0bhQYTebAv0oebDz+XXdkGUDnQ== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1637976053; 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: references:references; bh=jDw77Q4/ltoMqqyOm7bRFWOUZ2wme/igWfBiXxqo04E=; b=rxtvy30SOfVqYPnNL8Cg8Y3TzkF1flw2TNQolZOnFfTQrmh4C6E16aqDKf5J1vmsXVOdd6 srt6OU8S/yzbHDCQ== From: Thomas Gleixner To: LKML Cc: Bjorn Helgaas , Marc Zygnier , Alex Williamson , Kevin Tian , Jason Gunthorpe , Megha Dey , Ashok Raj , linux-pci@vger.kernel.org, Greg Kroah-Hartman , Santosh Shilimkar , iommu@lists.linux-foundation.org, dmaengine@vger.kernel.org, Stuart Yoder , Laurentiu Tudor , Nishanth Menon , Tero Kristo , linux-arm-kernel@lists.infradead.org, x86@kernel.org, Vinod Koul , Mark Rutland , Will Deacon , Sinan Kaya Subject: [patch 29/37] PCI/MSI: Use __msi_get_virq() in pci_get_vector() References: <20211126224100.303046749@linutronix.de> MIME-Version: 1.0 Date: Sat, 27 Nov 2021 02:20:53 +0100 (CET) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20211126_172055_970412_D5EC0033 X-CRM114-Status: GOOD ( 10.44 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Use __msi_get_vector() and handle the return values to be compatible. No functional change intended. Signed-off-by: Thomas Gleixner --- drivers/pci/msi/msi.c | 25 +++++-------------------- 1 file changed, 5 insertions(+), 20 deletions(-) --- a/drivers/pci/msi/msi.c +++ b/drivers/pci/msi/msi.c @@ -1023,28 +1023,13 @@ EXPORT_SYMBOL(pci_free_irq_vectors); */ int pci_irq_vector(struct pci_dev *dev, unsigned int nr) { - if (dev->msix_enabled) { - struct msi_desc *entry; + int irq = __msi_get_virq(&dev->dev, nr); - for_each_pci_msi_entry(entry, dev) { - if (entry->msi_index == nr) - return entry->irq; - } - WARN_ON_ONCE(1); - return -EINVAL; + switch (irq) { + case -ENODEV: return !nr ? dev->irq : -EINVAL; + case -ENOENT: return -EINVAL; } - - if (dev->msi_enabled) { - struct msi_desc *entry = first_pci_msi_entry(dev); - - if (WARN_ON_ONCE(nr >= entry->nvec_used)) - return -EINVAL; - } else { - if (WARN_ON_ONCE(nr > 0)) - return -EINVAL; - } - - return dev->irq + nr; + return irq; } EXPORT_SYMBOL(pci_irq_vector); _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 53EB1C433EF for ; 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Sat, 27 Nov 2021 02:19:03 +0000 Received: from galois.linutronix.de ([193.142.43.55]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1mqmPl-00CBCD-8u for linux-arm-kernel@lists.infradead.org; Sat, 27 Nov 2021 01:22:08 +0000 Message-ID: <20211126230525.660206325@linutronix.de> DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1637976123; 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: references:references; bh=jDw77Q4/ltoMqqyOm7bRFWOUZ2wme/igWfBiXxqo04E=; b=HI+LBwr6MMMTuBZFUL6Xm18HSTUqdOuaKlrY2R0nIjadAxECihEvpUSKnPzip38zXQlKFf EBk8x3381YDPDsIPhZuv1XAM+LF+/7TUzqt6CwvAUNNaKxIGru84rD+2tVWNLMdV2nRRM0 GJ8v7dy6zKYEDR/jqrxpog7HBXXiwZ8AGuRmYs9LCIDy2eGZsCwIRvojak7UrXQCIODKSG JB4P0BhUfQX+xI5sS4Cung0YlBGUZ8Ze0My+FbVlKNmJPvXjKbqGuUnP/zYrkg1Zw6EmtY s0nS6WVLZ5w3pl7+Hd/BJHgWbgwzxNMsljnc92aHxTbM1O3r9uQcIJ7MOxFY3w== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1637976123; 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: references:references; bh=jDw77Q4/ltoMqqyOm7bRFWOUZ2wme/igWfBiXxqo04E=; b=uwbhrzJBg54q3+XBd8xJ6WpQJD1W+jpvDHuGtEv26GlnLaCWwYIIiVtx3FqsXTn62YNrjx DVtb5JLMv8PgrPAw== From: Thomas Gleixner To: LKML Cc: Bjorn Helgaas , Marc Zygnier , Alex Williamson , Kevin Tian , Jason Gunthorpe , Megha Dey , Ashok Raj , linux-pci@vger.kernel.org, Greg Kroah-Hartman , Santosh Shilimkar , iommu@lists.linux-foundation.org, dmaengine@vger.kernel.org, Stuart Yoder , Laurentiu Tudor , Nishanth Menon , Tero Kristo , linux-arm-kernel@lists.infradead.org, x86@kernel.org, Vinod Koul , Mark Rutland , Will Deacon , Sinan Kaya Subject: [patch 29/37] PCI/MSI: Use __msi_get_virq() in pci_get_vector() References: <20211126224100.303046749@linutronix.de> MIME-Version: 1.0 Date: Sat, 27 Nov 2021 02:22:03 +0100 (CET) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20211126_172205_507470_F1F8DEBD X-CRM114-Status: GOOD ( 10.44 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Message-ID: <20211127012203.em-gum2pQ7cw7IGiM5CNcIx39sqi-Q6cnjNXOODwHV0@z> Use __msi_get_vector() and handle the return values to be compatible. No functional change intended. Signed-off-by: Thomas Gleixner --- drivers/pci/msi/msi.c | 25 +++++-------------------- 1 file changed, 5 insertions(+), 20 deletions(-) --- a/drivers/pci/msi/msi.c +++ b/drivers/pci/msi/msi.c @@ -1023,28 +1023,13 @@ EXPORT_SYMBOL(pci_free_irq_vectors); */ int pci_irq_vector(struct pci_dev *dev, unsigned int nr) { - if (dev->msix_enabled) { - struct msi_desc *entry; + int irq = __msi_get_virq(&dev->dev, nr); - for_each_pci_msi_entry(entry, dev) { - if (entry->msi_index == nr) - return entry->irq; - } - WARN_ON_ONCE(1); - return -EINVAL; + switch (irq) { + case -ENODEV: return !nr ? dev->irq : -EINVAL; + case -ENOENT: return -EINVAL; } - - if (dev->msi_enabled) { - struct msi_desc *entry = first_pci_msi_entry(dev); - - if (WARN_ON_ONCE(nr >= entry->nvec_used)) - return -EINVAL; - } else { - if (WARN_ON_ONCE(nr > 0)) - return -EINVAL; - } - - return dev->irq + nr; + return irq; } EXPORT_SYMBOL(pci_irq_vector); _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel