From patchwork Fri Dec 10 22:19:32 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Thomas Gleixner X-Patchwork-Id: 12695753 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 CCADCC433F5 for ; Fri, 10 Dec 2021 22:48:51 +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=KVn20CsPIPbGd0ldZdDarAcfwVxqrQqwO4zvjmBYS2Y=; b=Bc7fYvHGnb4y/k FoNv5CV52hE4zwOytCFmKe4gRSndO/DqaVooDQca29lObsctIjdnbmsBm3n09/lL44bEuZni+6TuP 8nTWVVNovd4unKjW9IMT9XzDuCLTiIeEnDpBm7KZPbfQ7WjGRyYn5kkPQWWWdp5Zgff2TTtQW/it9 zCfXBZcBG4mCG5/rbWpXE2UdO1mz9JuxRP/y3V9w6bvFUM3RfKm6SUqAkbDDxNZjGy6nEsbxtVOeB HAlB2T6SbMBooUuzmih9P5BkcOct/ubyq2q6RSZdzfwJsnZPgkwAM6k+wuKorK5k5CGlhFI4TrnKe ArOXvs31C/t4eiom+YgQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1mvofH-004AGZ-II; Fri, 10 Dec 2021 22:46:56 +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 1mvoEo-003zb6-Qn for linux-arm-kernel@lists.infradead.org; Fri, 10 Dec 2021 22:19:37 +0000 Message-ID: <20211210221815.148331680@linutronix.de> DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1639174773; 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=1mcUFIyf9ySwp0yGA9BXrnZ9ta7jfneNSCIqf6wYVGk=; b=oKS80X/kJKLB8GB+c0SIKmguD/kevr7iZutS3fVTQ+rGCeSum9bn5Q+v1Est6NyleDXcvj C2TzfgyjVUEpqtu5aaWZcLjJlLFf0vRy+2ceD1IEYbC6SY7NiYO3pa/K3tveERBEi2lJ+W LrV7kcXBnYzWCcxOpkhXAviCnM6+blWD3RE5ejV9PjRrOFaNsJDbWBAt4YGwG4M9YMgqFp ixEY9UW4+wZWMAyVzTPe7Ms2nyLA/mEG6RCm8A0SFpOGFd1HIpzokfKB41UHXnSURcCa5O ptjXGZ9/US9gmPa1yw0KaJD2RG+xIPdfx7ti5vbGRnDGULGvRIPGUkdJ9s5kLQ== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1639174773; 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=1mcUFIyf9ySwp0yGA9BXrnZ9ta7jfneNSCIqf6wYVGk=; b=7Nl66lpVGonXIzUJuEqPSV3MziV+dwsh1VZ137uXNOy+N9tDDG/1eW2YpLYeL3y+xjSQjH DDQUDmuZmfQw0OCw== 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 , Greg Kroah-Hartman , Jassi Brar , Juergen Gross , xen-devel@lists.xenproject.org, Arnd Bergmann , Michael Ellerman , Benjamin Herrenschmidt , linuxppc-dev@lists.ozlabs.org, Bjorn Helgaas , Stuart Yoder , Laurentiu Tudor , Nishanth Menon , Tero Kristo , Santosh Shilimkar , linux-arm-kernel@lists.infradead.org, Vinod Koul , dmaengine@vger.kernel.org, Mark Rutland , Will Deacon , Robin Murphy , Joerg Roedel , iommu@lists.linux-foundation.org, Peter Ujfalusi , Sinan Kaya Subject: [patch V3 32/35] mailbox: bcm-flexrm-mailbox: Rework MSI interrupt handling References: <20211210221642.869015045@linutronix.de> MIME-Version: 1.0 Date: Fri, 10 Dec 2021 23:19:32 +0100 (CET) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20211210_141935_129357_9FE79FAC X-CRM114-Status: GOOD ( 10.62 ) 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: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Thomas Gleixner 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 Cc: Jassi Brar --- 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())