From: "Michael S. Tsirkin" <mst@redhat.com>
To: linux-kernel@vger.kernel.org
Cc: Rusty Russell <rusty@rustcorp.com.au>,
cornelia.huck@de.ibm.com, trivial@kernel.org,
David Howells <dhowells@redhat.com>,
Koichi Yasutake <yasutake.koichi@jp.panasonic.com>,
linux-am33-list@redhat.com
Subject: [PATCH RFC v2 1/7] mn10300: drop dead code
Date: Tue, 30 Dec 2014 18:35:33 +0200 [thread overview]
Message-ID: <1419957310-26009-2-git-send-email-mst@redhat.com> (raw)
In-Reply-To: <1419957310-26009-1-git-send-email-mst@redhat.com>
pci-iomap.c was (apparently, mistakenly) reintroduced as part of
commit 83c2dc15ce824450e7044b9f90cd529c25747ae0
MN10300: Handle cacheable PCI regions in pci_iomap()
probably as side-effect of forward-porting the patch
from an old kernel.
It's not really needed: the generic pci_iomap does the right thing here.
The new file isn't compiled so it's safe to drop.
Cc: trivial@kernel.org
Cc: David Howells <dhowells@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
---
arch/mn10300/unit-asb2305/pci-iomap.c | 35 -----------------------------------
1 file changed, 35 deletions(-)
delete mode 100644 arch/mn10300/unit-asb2305/pci-iomap.c
diff --git a/arch/mn10300/unit-asb2305/pci-iomap.c b/arch/mn10300/unit-asb2305/pci-iomap.c
deleted file mode 100644
index bd65dae..0000000
--- a/arch/mn10300/unit-asb2305/pci-iomap.c
+++ /dev/null
@@ -1,35 +0,0 @@
-/* ASB2305 PCI I/O mapping handler
- *
- * Copyright (C) 2007 Red Hat, Inc. All Rights Reserved.
- * Written by David Howells (dhowells@redhat.com)
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public Licence
- * as published by the Free Software Foundation; either version
- * 2 of the Licence, or (at your option) any later version.
- */
-#include <linux/pci.h>
-#include <linux/module.h>
-
-/*
- * Create a virtual mapping cookie for a PCI BAR (memory or IO)
- */
-void __iomem *pci_iomap(struct pci_dev *dev, int bar, unsigned long maxlen)
-{
- resource_size_t start = pci_resource_start(dev, bar);
- resource_size_t len = pci_resource_len(dev, bar);
- unsigned long flags = pci_resource_flags(dev, bar);
-
- if (!len || !start)
- return NULL;
-
- if ((flags & IORESOURCE_IO) || (flags & IORESOURCE_MEM)) {
- if (flags & IORESOURCE_CACHEABLE && !(flags & IORESOURCE_IO))
- return ioremap(start, len);
- else
- return ioremap_nocache(start, len);
- }
-
- return NULL;
-}
-EXPORT_SYMBOL(pci_iomap);
--
MST
next prev parent reply other threads:[~2014-12-30 16:35 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-12-30 16:35 [PATCH RFC v2 0/7] virtio-pci: towards virtio 1.0 guest support Michael S. Tsirkin
2014-12-30 16:35 ` Michael S. Tsirkin [this message]
2014-12-30 16:35 ` [PATCH RFC v2 2/7] pci: add pci_iomap_range Michael S. Tsirkin
2014-12-30 22:10 ` Arnd Bergmann
2014-12-30 16:35 ` [PATCH RFC v2 3/7] s390: " Michael S. Tsirkin
2014-12-30 16:35 ` [PATCH RFC v2 4/7] virtio-pci: define layout for virtio 1.0 Michael S. Tsirkin
2014-12-30 16:35 ` [PATCH RFC v2 5/7] virtio_pci: modern driver Michael S. Tsirkin
2014-12-30 16:35 ` [PATCH RFC v2 6/7] virtio_pci: macros for PCI layout offsets Michael S. Tsirkin
2014-12-30 16:35 ` [PATCH RFC v2 7/7] virtio_pci: drop virtio_config dependency Michael S. Tsirkin
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