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Tue, 11 Nov 2025 12:07:57 GMT (envelope-from git) Date: Tue, 11 Nov 2025 12:07:57 GMT Message-Id: <202511111207.5ABC7vhD034691@gitrepo.freebsd.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-main@FreeBSD.org From: Christos Margiolis Subject: git: dd81b19ef236 - main - sound tests: Test polling List-Id: Commit messages for all branches of the src repository List-Archive: https://lists.freebsd.org/archives/dev-commits-src-all List-Help: List-Post: List-Subscribe: List-Unsubscribe: X-BeenThere: dev-commits-src-all@freebsd.org Sender: owner-dev-commits-src-all@FreeBSD.org MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Git-Committer: christos X-Git-Repository: src X-Git-Refname: refs/heads/main X-Git-Reftype: branch X-Git-Commit: dd81b19ef23622d03d7c75935e11c2b2af3f4cb8 Auto-Submitted: auto-generated The branch main has been updated by christos: URL: https://cgit.FreeBSD.org/src/commit/?id=dd81b19ef23622d03d7c75935e11c2b2af3f4cb8 commit dd81b19ef23622d03d7c75935e11c2b2af3f4cb8 Author: Christos Margiolis AuthorDate: 2025-11-11 12:04:54 +0000 Commit: Christos Margiolis CommitDate: 2025-11-11 12:04:54 +0000 sound tests: Test polling Co-authored by: meka@tilda.center Sponsored by: The FreeBSD Foundation MFC after: 2 weeks Reviewed by: markj Differential Revision: https://reviews.freebsd.org/D53188 --- tests/sys/sound/Makefile | 1 + tests/sys/sound/polling.c | 204 ++++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 205 insertions(+) diff --git a/tests/sys/sound/Makefile b/tests/sys/sound/Makefile index 74a0765a0540..ab52a7aad386 100644 --- a/tests/sys/sound/Makefile +++ b/tests/sys/sound/Makefile @@ -3,6 +3,7 @@ PACKAGE= tests TESTSDIR= ${TESTSBASE}/sys/sound ATF_TESTS_C+= pcm_read_write +ATF_TESTS_C+= polling ATF_TESTS_C+= sndstat CFLAGS+= -I${SRCTOP}/sys diff --git a/tests/sys/sound/polling.c b/tests/sys/sound/polling.c new file mode 100644 index 000000000000..eefe5d174549 --- /dev/null +++ b/tests/sys/sound/polling.c @@ -0,0 +1,204 @@ +/*- + * SPDX-License-Identifier: BSD-2-Clause + * + * Copyright (c) 2025 The FreeBSD Foundation + * + * This software was developed by Christos Margiolis + * under sponsorship from the FreeBSD Foundation. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#include +#include + +#include +#include +#include +#include +#include + +#define FMT_ERR(s) s ": %s", strerror(errno) + +static int +oss_init(void) +{ + int fd, tmp, rc; + + fd = open("/dev/dsp.dummy", O_RDWR); + ATF_REQUIRE_MSG(fd >= 0, FMT_ERR("open")); + + tmp = 2; + rc = ioctl(fd, SNDCTL_DSP_CHANNELS, &tmp); + ATF_REQUIRE_EQ_MSG(rc, 0, FMT_ERR("ioctl")); + + tmp = AFMT_S16_LE; + rc = ioctl(fd, SNDCTL_DSP_SETFMT, &tmp); + ATF_REQUIRE_EQ_MSG(rc, 0, FMT_ERR("ioctl")); + + tmp = 48000; + rc = ioctl(fd, SNDCTL_DSP_SPEED, &tmp); + ATF_REQUIRE_EQ_MSG(rc, 0, FMT_ERR("ioctl")); + + /* + * See http://manuals.opensound.com/developer/SNDCTL_DSP_SETTRIGGER.html + */ + tmp = PCM_ENABLE_INPUT | PCM_ENABLE_OUTPUT; + rc = ioctl(fd, SNDCTL_DSP_SETTRIGGER, &tmp); + ATF_REQUIRE_EQ_MSG(rc, 0, FMT_ERR("ioctl")); + + return (fd); +} + +ATF_TC(poll_kqueue); +ATF_TC_HEAD(poll_kqueue, tc) +{ + atf_tc_set_md_var(tc, "descr", "kqueue(2) test"); + atf_tc_set_md_var(tc, "require.kmods", "snd_dummy"); +} + +ATF_TC_BODY(poll_kqueue, tc) +{ + struct kevent ev; + int16_t buf[32]; + int fd, kq; + + fd = oss_init(); + + kq = kqueue(); + ATF_REQUIRE_MSG(kq >= 0, FMT_ERR("kqueue")); + EV_SET(&ev, fd, EVFILT_READ, EV_ADD | EV_CLEAR, 0, 0, 0); + ATF_REQUIRE_MSG(kevent(kq, &ev, 1, NULL, 0, NULL) == 0, + FMT_ERR("kevent")); + + ATF_REQUIRE_MSG(kevent(kq, NULL, 0, &ev, 1, NULL) == 1, + FMT_ERR("kevent")); + ATF_REQUIRE_MSG((ev.flags & EV_ERROR) == 0, "EV_ERROR is set"); + ATF_REQUIRE_MSG(ev.data != 0, "data is %ld", ev.data); + ATF_REQUIRE_MSG(read(fd, buf, sizeof(buf)) > 0, FMT_ERR("read")); + + EV_SET(&ev, fd, EVFILT_READ, EV_DELETE, 0, 0, 0); + close(kq); + + kq = kqueue(); + ATF_REQUIRE_MSG(kq >= 0, FMT_ERR("kqueue")); + EV_SET(&ev, fd, EVFILT_WRITE, EV_ADD | EV_CLEAR, 0, 0, 0); + ATF_REQUIRE_MSG(kevent(kq, &ev, 1, NULL, 0, NULL) == 0, + FMT_ERR("kevent")); + + ATF_REQUIRE_MSG(kevent(kq, NULL, 0, &ev, 1, NULL) == 1, + FMT_ERR("kevent")); + ATF_REQUIRE_MSG((ev.flags & EV_ERROR) == 0, "EV_ERROR is set"); + ATF_REQUIRE_MSG(ev.data != 0, "data is %ld", ev.data); + ATF_REQUIRE_MSG(write(fd, buf, sizeof(buf)) > 0, FMT_ERR("write")); + + EV_SET(&ev, fd, EVFILT_WRITE, EV_DELETE, 0, 0, 0); + close(kq); + + close(fd); +} + +ATF_TC(poll_poll); +ATF_TC_HEAD(poll_poll, tc) +{ + atf_tc_set_md_var(tc, "descr", "poll(2) test"); + atf_tc_set_md_var(tc, "require.kmods", "snd_dummy"); +} + +ATF_TC_BODY(poll_poll, tc) +{ + struct pollfd pfd[2]; + int16_t buf[32]; + int fd; + bool rd = false; + bool wr = false; + + fd = oss_init(); + + while (!rd || !wr) { + pfd[0].fd = fd; + pfd[0].events = POLLIN; + pfd[1].fd = fd; + pfd[1].events = POLLOUT; + ATF_REQUIRE_MSG(poll(pfd, sizeof(pfd) / sizeof(struct pollfd), + -1) > 0, FMT_ERR("poll")); + + if (pfd[0].revents) { + ATF_REQUIRE_MSG(read(fd, buf, sizeof(buf)) > 0, + FMT_ERR("read")); + rd = true; + } + if (pfd[1].revents) { + ATF_REQUIRE_MSG(write(fd, buf, sizeof(buf)) > 0, + FMT_ERR("write")); + wr = true; + } + } + close(fd); +} + +ATF_TC(poll_select); +ATF_TC_HEAD(poll_select, tc) +{ + atf_tc_set_md_var(tc, "descr", "select(2) test"); + atf_tc_set_md_var(tc, "require.kmods", "snd_dummy"); +} + +ATF_TC_BODY(poll_select, tc) +{ + fd_set fds[2]; + int16_t buf[32]; + int fd; + bool rd = false; + bool wr = false; + + fd = oss_init(); + + while (!rd || !wr) { + FD_ZERO(&fds[0]); + FD_ZERO(&fds[1]); + FD_SET(fd, &fds[0]); + FD_SET(fd, &fds[1]); + ATF_REQUIRE_MSG(select(fd + 1, &fds[0], &fds[1], NULL, NULL) > 0, + FMT_ERR("select")); + if (FD_ISSET(fd, &fds[0])) { + ATF_REQUIRE_MSG(read(fd, buf, sizeof(buf)) > 0, + FMT_ERR("read")); + rd = true; + } + if (FD_ISSET(fd, &fds[1])) { + ATF_REQUIRE_MSG(write(fd, buf, sizeof(buf)) > 0, + FMT_ERR("write")); + wr = true; + } + } + close(fd); +} + +ATF_TP_ADD_TCS(tp) +{ + ATF_TP_ADD_TC(tp, poll_kqueue); + ATF_TP_ADD_TC(tp, poll_poll); + ATF_TP_ADD_TC(tp, poll_select); + + return (atf_no_error()); +}