2 * Copyright (c) 2014 Stefan Sørensen <stefan.sorensen@spectralink.com>
3 * Copyright (c) 2014-2015 Dmitry V. Levin <ldv@altlinux.org>
4 * Copyright (c) 2014-2017 The strace developers.
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 * 3. The name of the author may not be used to endorse or promote products
16 * derived from this software without specific prior written permission.
18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
19 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
20 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
21 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
22 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
23 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
24 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
25 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
27 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31 #include <linux/ioctl.h>
32 #include <linux/ptp_clock.h>
34 #include "xlat/ptp_flags_options.h"
37 ptp_ioctl(struct tcb *const tcp, const unsigned int code,
38 const kernel_ulong_t arg)
44 case PTP_EXTTS_REQUEST: {
45 struct ptp_extts_request extts;
48 if (umove_or_printaddr(tcp, arg, &extts))
51 tprintf("{index=%d, flags=", extts.index);
52 printflags(ptp_flags_options, extts.flags, "PTP_???");
57 case PTP_PEROUT_REQUEST: {
58 struct ptp_perout_request perout;
61 if (umove_or_printaddr(tcp, arg, &perout))
64 tprintf("{start={%" PRId64 ", %" PRIu32 "}"
65 ", period={%" PRId64 ", %" PRIu32 "}"
67 (int64_t)perout.start.sec, perout.start.nsec,
68 (int64_t)perout.period.sec, perout.period.nsec,
70 printflags(ptp_flags_options, perout.flags, "PTP_???");
76 tprintf(", %" PRI_kld, arg);
79 case PTP_SYS_OFFSET: {
80 struct ptp_sys_offset sysoff;
84 if (umove_or_printaddr(tcp, arg, &sysoff))
87 tprintf("{n_samples=%u", sysoff.n_samples);
90 unsigned int n_samples, i;
98 if (umove(tcp, arg, &sysoff) < 0) {
104 n_samples = sysoff.n_samples > PTP_MAX_SAMPLES ?
105 PTP_MAX_SAMPLES : sysoff.n_samples;
106 for (i = 0; i < 2 * n_samples + 1; ++i) {
109 tprintf("{%" PRId64 ", %" PRIu32 "}",
110 (int64_t)sysoff.ts[i].sec,
113 if (sysoff.n_samples > PTP_MAX_SAMPLES)
119 case PTP_CLOCK_GETCAPS: {
120 struct ptp_clock_caps caps;
126 if (umove_or_printaddr(tcp, arg, &caps))
129 tprintf("{max_adj=%d, n_alarm=%d, n_ext_ts=%d, n_per_out=%d, pps=%d}",
130 caps.max_adj, caps.n_alarm, caps.n_ext_ts,
131 caps.n_per_out, caps.pps);
139 return RVAL_DECODED | 1;