From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pf1-f199.google.com (mail-pf1-f199.google.com [209.85.210.199]) by kanga.kvack.org (Postfix) with ESMTP id A569F6B027D for ; Wed, 14 Nov 2018 03:24:20 -0500 (EST) Received: by mail-pf1-f199.google.com with SMTP id a24-v6so12593512pfn.12 for ; Wed, 14 Nov 2018 00:24:20 -0800 (PST) Received: from bombadil.infradead.org (bombadil.infradead.org. [2607:7c80:54:e::133]) by mx.google.com with ESMTPS id o7si9899230pgh.403.2018.11.14.00.24.19 for (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Wed, 14 Nov 2018 00:24:19 -0800 (PST) From: Christoph Hellwig Subject: [PATCH 17/34] powerpc/powernv: remove pnv_npu_dma_set_mask Date: Wed, 14 Nov 2018 09:22:57 +0100 Message-Id: <20181114082314.8965-18-hch@lst.de> In-Reply-To: <20181114082314.8965-1-hch@lst.de> References: <20181114082314.8965-1-hch@lst.de> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: owner-linux-mm@kvack.org List-ID: To: Benjamin Herrenschmidt , Paul Mackerras , Michael Ellerman Cc: linuxppc-dev@lists.ozlabs.org, iommu@lists.linux-foundation.org, linux-mm@kvack.org, linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org These devices are not PCIe devices and do not have associated dma map ops, so this is just dead code. Signed-off-by: Christoph Hellwig --- arch/powerpc/platforms/powernv/pci-ioda.c | 9 --------- 1 file changed, 9 deletions(-) diff --git a/arch/powerpc/platforms/powernv/pci-ioda.c b/arch/powerpc/platforms/powernv/pci-ioda.c index afbb73cd3c5b..1d9f446f3eff 100644 --- a/arch/powerpc/platforms/powernv/pci-ioda.c +++ b/arch/powerpc/platforms/powernv/pci-ioda.c @@ -3688,14 +3688,6 @@ static const struct pci_controller_ops pnv_pci_ioda_controller_ops = { .shutdown = pnv_pci_ioda_shutdown, }; -static int pnv_npu_dma_set_mask(struct pci_dev *npdev, u64 dma_mask) -{ - dev_err_once(&npdev->dev, - "%s operation unsupported for NVLink devices\n", - __func__); - return -EPERM; -} - static const struct pci_controller_ops pnv_npu_ioda_controller_ops = { .dma_dev_setup = pnv_pci_dma_dev_setup, #ifdef CONFIG_PCI_MSI @@ -3705,7 +3697,6 @@ static const struct pci_controller_ops pnv_npu_ioda_controller_ops = { .enable_device_hook = pnv_pci_enable_device_hook, .window_alignment = pnv_pci_window_alignment, .reset_secondary_bus = pnv_pci_reset_secondary_bus, - .dma_set_mask = pnv_npu_dma_set_mask, .shutdown = pnv_pci_ioda_shutdown, }; -- 2.19.1