From: Patrick Ziegler <patrick.ziegler@fh-kl.de>
To: "Luis R. Rodriguez" <mcgrof@kernel.org>
Cc: <backports@vger.kernel.org>
Subject: [PATCH v2 4/9] backports: add usb_translate_errors()
Date: Wed, 14 Aug 2013 10:18:03 +0200 [thread overview]
Message-ID: <520B3D3B.1000104@fh-kl.de> (raw)
In-Reply-To: <cover.1376467862.git.patrick.ziegler@fh-kl.de>
This inline function is missing for version < 2.6.39 but required by em28xx
and cdc-wdm device driver.
Signed-off-by: Patrick Ziegler <patrick.ziegler@fh-kl.de>
---
backport/backport-include/linux/usb.h | 17 +++++++++++++++++
1 file changed, 17 insertions(+)
diff --git a/backport/backport-include/linux/usb.h b/backport/backport-include/linux/usb.h
index 368da6c..49a5762 100644
--- a/backport/backport-include/linux/usb.h
+++ b/backport/backport-include/linux/usb.h
@@ -145,4 +145,21 @@ extern void usb_unpoison_urb(struct urb *urb);
extern int usb_anchor_empty(struct usb_anchor *anchor);
#endif /* 2.6.23-2.6.27 */
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,39)
+#if defined(CONFIG_USB) || defined(CONFIG_USB_MODULE)
+static inline int usb_translate_errors(int error_code)
+{
+ switch (error_code) {
+ case 0:
+ case -ENOMEM:
+ case -ENODEV:
+ case -EOPNOTSUPP:
+ return error_code;
+ default:
+ return -EIO;
+ }
+}
+#endif /* CONFIG_USB */
+#endif /* < 2.6.39 */
+
#endif /* __BACKPORT_USB_H */
--
1.8.1.2
--
Dipl.-Inf. (FH) Patrick Ziegler
University Of Applied Sciences
Kaiserslautern
Amerikastrasse 1
D-66482 Zweibruecken
Germany
Phone: +49 631 3724 5526
Mail: patrick.ziegler@fh-kl.de
PGP KeyID 0xB4796B8C
http://www.fh-kl.de
http://www.fh-kl.de/fachbereiche/imst/iuk-knowhow.html
next prev parent reply other threads:[~2013-08-14 8:18 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <cover.1376467862.git.patrick.ziegler@fh-kl.de>
2013-08-14 8:17 ` [PATCH v2 2/9] backports: add eth_prepare_mac_addr_change() and eth_commit_mac_addr_change() Patrick Ziegler
2013-08-14 8:17 ` [PATCH v2 1/9] backports: fix build errors for old kernel versions without PCI support Patrick Ziegler
2013-08-14 8:17 ` [PATCH v2 3/9] backports: define PM_EVENT_AUTO Patrick Ziegler
2013-08-14 8:18 ` Patrick Ziegler [this message]
2013-08-15 11:29 ` [PATCH v2 4/9] backports: add usb_translate_errors() Hauke Mehrtens
2013-08-14 8:18 ` [PATCH v2 5/9] backports: add usb_endpoint_maxp() Patrick Ziegler
2013-08-14 8:18 ` [PATCH v2 6/9] backports: update enum usb_device_speed with USB_SPEED_SUPER Patrick Ziegler
2013-08-14 8:18 ` [PATCH v2 7/9] backports: include headers directly if math64 header is missing Patrick Ziegler
2013-08-14 8:18 ` [PATCH v2 8/9] backports: define phys_addr_t for ARM on kernel version < 2.6.25 Patrick Ziegler
2013-08-14 8:18 ` [PATCH v2 9/9] backports: add wwan device drivers Patrick Ziegler
2013-08-15 11:35 ` Hauke Mehrtens
2013-08-15 11:44 ` Patrick Ziegler
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