From patchwork Mon Dec 6 22:39:49 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Thomas Gleixner X-Patchwork-Id: 12660167 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 lists.xenproject.org (lists.xenproject.org [192.237.175.120]) (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 0F1F2C433F5 for ; Mon, 6 Dec 2021 22:47:42 +0000 (UTC) Received: from list by lists.xenproject.org with outflank-mailman.240031.416184 (Exim 4.92) (envelope-from ) id 1muMlY-0005CA-WD; Mon, 06 Dec 2021 22:47:25 +0000 X-Outflank-Mailman: Message body and most headers restored to incoming version Received: by outflank-mailman (output) from mailman id 240031.416184; Mon, 06 Dec 2021 22:47:24 +0000 Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1muMlY-0005C3-TH; Mon, 06 Dec 2021 22:47:24 +0000 Received: by outflank-mailman (input) for mailman id 240031; Mon, 06 Dec 2021 22:47:24 +0000 Received: from se1-gles-sth1-in.inumbo.com ([159.253.27.254] helo=se1-gles-sth1.inumbo.com) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1muMeE-0004dp-LK for xen-devel@lists.xenproject.org; Mon, 06 Dec 2021 22:39:50 +0000 Received: from galois.linutronix.de (galois.linutronix.de [2a0a:51c0:0:12e:550::1]) by se1-gles-sth1.inumbo.com (Halon) with ESMTPS id 6be47ab4-56e5-11ec-a5e1-b9374ead2679; Mon, 06 Dec 2021 23:39:50 +0100 (CET) X-BeenThere: xen-devel@lists.xenproject.org List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Precedence: list Sender: "Xen-devel" X-Inumbo-ID: 6be47ab4-56e5-11ec-a5e1-b9374ead2679 Message-ID: <20211206210439.455293905@linutronix.de> DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1638830389; 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=D2KO9NgXNtQUAyqtWOzZiACp/P45gmD0I5rs+jvB/0o=; b=M3Bm84hHvCtrBNwRLdnOJQ8LhTnimeLoUzb7sFPpUvA1MrTtFmPG7jJY3ez6nb6d75oHYZ YItW1zlXrieNeQLVv1mja5y6Nsn7Af4+zqcIRigzRA4z6xxKseElSF8My8ONtxtDcbBMxB RU2wu+cjJc5BODY4ZEABMlFzsdpRqvn+y6tmMTQMln8ybzz0/Jyujbt0wVvxd67z54pWat P6701ltig/ZapqMzfQrWZq5bDgERLGtqI56xSaxFnAfkS9KMlbEOolAF+wr1giyaioGNXC q25gnAKxhbPlgLV44h2qmIWZqF0AC+M+K6BlmaYeIgQ0aE/P4MbJxUspA9jGVg== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1638830389; 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=D2KO9NgXNtQUAyqtWOzZiACp/P45gmD0I5rs+jvB/0o=; b=dlz4lZgPNqH4tCZ8r0aZLbuaEV9G+vYCQYuS+28ui/Lf3zD0ZPPTaUWTBAlVcJyi4e33Dj inujCGHbNZwGyeCg== 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, Cedric Le Goater , xen-devel@lists.xenproject.org, Juergen Gross , Greg Kroah-Hartman , Will Deacon , 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, Vinod Koul , Mark Rutland , Robin Murphy , Sinan Kaya Subject: [patch V2 33/36] mailbox: bcm-flexrm-mailbox: Rework MSI interrupt handling References: <20211206210307.625116253@linutronix.de> MIME-Version: 1.0 Date: Mon, 6 Dec 2021 23:39:49 +0100 (CET) No point in retrieving the MSI descriptors. Just query the Linux interrupt number. Signed-off-by: Thomas Gleixner Reviewed-by: Greg Kroah-Hartman Reviewed-by: Jason Gunthorpe --- drivers/mailbox/bcm-flexrm-mailbox.c | 7 ++----- 1 file changed, 2 insertions(+), 5 deletions(-) --- a/drivers/mailbox/bcm-flexrm-mailbox.c +++ b/drivers/mailbox/bcm-flexrm-mailbox.c @@ -1497,7 +1497,6 @@ static int flexrm_mbox_probe(struct plat int index, ret = 0; void __iomem *regs; void __iomem *regs_end; - struct msi_desc *desc; struct resource *iomem; struct flexrm_ring *ring; struct flexrm_mbox *mbox; @@ -1608,10 +1607,8 @@ static int flexrm_mbox_probe(struct plat goto fail_destroy_cmpl_pool; /* Save alloced IRQ numbers for each ring */ - for_each_msi_entry(desc, dev) { - ring = &mbox->rings[desc->msi_index]; - ring->irq = desc->irq; - } + for (index = 0; index < mbox->num_rings; index++) + mbox->rings[index].irq = msi_get_virq(dev, index); /* Check availability of debugfs */ if (!debugfs_initialized())