Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753339AbdHVTc2 (ORCPT ); Tue, 22 Aug 2017 15:32:28 -0400 Received: from mail.linuxfoundation.org ([140.211.169.12]:43498 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752229AbdHVTKG (ORCPT ); Tue, 22 Aug 2017 15:10:06 -0400 From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Thomas Bogendoerfer , Helge Deller Subject: [PATCH 4.4 03/20] parisc: pci memory bar assignment fails with 64bit kernels on dino/cujo Date: Tue, 22 Aug 2017 12:09:46 -0700 Message-Id: <20170822190915.493155388@linuxfoundation.org> X-Mailer: git-send-email 2.14.1 In-Reply-To: <20170822190915.345029476@linuxfoundation.org> References: <20170822190915.345029476@linuxfoundation.org> User-Agent: quilt/0.65 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1141 Lines: 34 4.4-stable review patch. If anyone has any objections, please let me know. ------------------ From: Thomas Bogendoerfer commit 4098116039911e8870d84c975e2ec22dab65a909 upstream. For 64bit kernels the lmmio_space_offset of the host bridge window isn't set correctly on systems with dino/cujo PCI host bridges. This leads to not assigned memory bars and failing drivers, which need to use these bars. Signed-off-by: Thomas Bogendoerfer Acked-by: Helge Deller Signed-off-by: Helge Deller Signed-off-by: Greg Kroah-Hartman --- drivers/parisc/dino.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/drivers/parisc/dino.c +++ b/drivers/parisc/dino.c @@ -954,7 +954,7 @@ static int __init dino_probe(struct pari dino_dev->hba.dev = dev; dino_dev->hba.base_addr = ioremap_nocache(hpa, 4096); - dino_dev->hba.lmmio_space_offset = 0; /* CPU addrs == bus addrs */ + dino_dev->hba.lmmio_space_offset = PCI_F_EXTEND; spin_lock_init(&dino_dev->dinosaur_pen); dino_dev->hba.iommu = ccio_get_iommu(dev);