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authorOlof Johansson <olof@lixom.net>2014-09-24 14:20:48 -0400
committerOlof Johansson <olof@lixom.net>2014-09-24 14:21:01 -0400
commit28fd837204236cf5b5533525e5b53c5176fa97a3 (patch)
treeac7dcad925950bc0bb53c5a55cb199e31e7aaee0 /tools/usb/usbip/src/utils.c
parentc82eb464879dd0ecbe0c4cb1b80ac4e82b634872 (diff)
parent64d14a31d5410ea34641c41795e0ba222bda740c (diff)
Merge tag 'imx-cleanup-3.18' of git://git.kernel.org/pub/scm/linux/kernel/git/shawnguo/linux into next/cleanup
Merge "ARM: imx: cleanup for 3.18" from Shawn Guo: The i.MX cleanup for 3.18: - Reomve a few i.MX27 and i.MX1 board files - Remove imx_scu_standby_enable() since core code handles scu standby now - Remove unnecessary iomux declaration - Remove useless sound card property from vf610-twr dts * tag 'imx-cleanup-3.18' of git://git.kernel.org/pub/scm/linux/kernel/git/shawnguo/linux: ARM: imx: Remove mach-mxt_td60 board file ARM: i.MX: Remove i.MX1 ADS board support ARM: dts: vf610-twr: remove useless property for sound card. ARM: imx: remove imx_scu_standby_enable() ARM: i.MX: Remove Phytec i.MX27 PCM038/PCM970 board files ARM: i.MX: Remove mach-cpuimx27sd board file ARM: imx: iomux: Do not export symbol without public declaration Signed-off-by: Olof Johansson <olof@lixom.net>
Diffstat (limited to 'tools/usb/usbip/src/utils.c')
-rw-r--r--tools/usb/usbip/src/utils.c52
1 files changed, 52 insertions, 0 deletions
diff --git a/tools/usb/usbip/src/utils.c b/tools/usb/usbip/src/utils.c
new file mode 100644
index 000000000000..2b3d6d235015
--- /dev/null
+++ b/tools/usb/usbip/src/utils.c
@@ -0,0 +1,52 @@
1/*
2 * Copyright (C) 2011 matt mooney <mfm@muteddisk.com>
3 * 2005-2007 Takahiro Hirofuchi
4 *
5 * This program is free software: you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation, either version 2 of the License, or
8 * (at your option) any later version.
9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License
16 * along with this program. If not, see <http://www.gnu.org/licenses/>.
17 */
18
19#include <errno.h>
20#include <stdio.h>
21#include <string.h>
22
23#include "usbip_common.h"
24#include "utils.h"
25#include "sysfs_utils.h"
26
27int modify_match_busid(char *busid, int add)
28{
29 char attr_name[] = "match_busid";
30 char command[SYSFS_BUS_ID_SIZE + 4];
31 char match_busid_attr_path[SYSFS_PATH_MAX];
32 int rc;
33
34 snprintf(match_busid_attr_path, sizeof(match_busid_attr_path),
35 "%s/%s/%s/%s/%s/%s", SYSFS_MNT_PATH, SYSFS_BUS_NAME,
36 SYSFS_BUS_TYPE, SYSFS_DRIVERS_NAME, USBIP_HOST_DRV_NAME,
37 attr_name);
38
39 if (add)
40 snprintf(command, SYSFS_BUS_ID_SIZE + 4, "add %s", busid);
41 else
42 snprintf(command, SYSFS_BUS_ID_SIZE + 4, "del %s", busid);
43
44 rc = write_sysfs_attribute(match_busid_attr_path, command,
45 sizeof(command));
46 if (rc < 0) {
47 dbg("failed to write match_busid: %s", strerror(errno));
48 return -1;
49 }
50
51 return 0;
52}