[PATCH i-g-t 3/3] tests/kms_sysfs_edid_timing: Convert sh script to C version.

Marius Vlad
2016-10-20T19:30:40Z

While at it, make available time macros to other users.

Signed-off-by: Marius Vlad <marius.c.vlad@intel.com>
---
benchmarks/gem_syslatency.c | 4 ---
lib/igt_core.c | 3 --
lib/igt_core.h | 3 ++
tests/Makefile.sources | 2 +-
tests/drv_hangman.c | 1 -
tests/gem_wait.c | 4 ---
tests/kms_flip.c | 3 --
tests/kms_sysfs_edid_timing | 25 -------------
tests/kms_sysfs_edid_timing.c | 82 +++++++++++++++++++++++++++++++++++++++++++
9 files changed, 86 insertions(+), 41 deletions(-)
delete mode 100755 tests/kms_sysfs_edid_timing
create mode 100644 tests/kms_sysfs_edid_timing.c

diff --git a/benchmarks/gem_syslatency.c b/benchmarks/gem_syslatency.c
index 6cad3a0..83bfac7 100644
--- a/benchmarks/gem_syslatency.c
+++ b/benchmarks/gem_syslatency.c
@@ -133,10 +133,6 @@ static void *gem_busyspin(void *arg)
return NULL;
}

-#define MSEC_PER_SEC (1000)
-#define USEC_PER_SEC (1000 * MSEC_PER_SEC)
-#define NSEC_PER_SEC (1000 * USEC_PER_SEC)
-
static double elapsed(const struct timespec *a, const struct timespec *b)
{
return 1e9*(b->tv_sec - a->tv_sec) + (b->tv_nsec - a ->tv_nsec);
diff --git a/lib/igt_core.c b/lib/igt_core.c
index 9cd5f98..f64c809 100644
--- a/lib/igt_core.c
+++ b/lib/igt_core.c
@@ -398,9 +398,6 @@ error:
return -errno;
}

-#define MSEC_PER_SEC (1000)
-#define USEC_PER_SEC (1000*MSEC_PER_SEC)
-#define NSEC_PER_SEC (1000*USEC_PER_SEC)
uint64_t igt_nsec_elapsed(struct timespec *start)
{
struct timespec now;
diff --git a/lib/igt_core.h b/lib/igt_core.h
index 03be757..a45e334 100644
--- a/lib/igt_core.h
+++ b/lib/igt_core.h
@@ -847,6 +847,9 @@ extern enum igt_log_level igt_log_level;
void igt_set_timeout(unsigned int seconds,
const char *op);

+#define MSEC_PER_SEC (1000)
+#define USEC_PER_SEC (1000*MSEC_PER_SEC)
+#define NSEC_PER_SEC (1000*USEC_PER_SEC)
/**
* igt_nsec_elapsed:
* @start: measure from this point in time
diff --git a/tests/Makefile.sources b/tests/Makefile.sources
index c35ea11..969ef0b 100644
--- a/tests/Makefile.sources
+++ b/tests/Makefile.sources
@@ -210,6 +210,7 @@ TESTS_progs = \
kms_mmap_write_crc \
kms_pwrite_crc \
kms_sink_crc_basic \
+ kms_sysfs_edid_timing \
prime_udl \
drv_module_reload_basic \
$(NULL)
@@ -222,7 +223,6 @@ TESTS_scripts_M = \
TESTS_scripts = \
debugfs_emon_crash \
drv_debugfs_reader \
- kms_sysfs_edid_timing \
sysfs_l3_parity \
test_rte_check \
tools_test \
diff --git a/tests/drv_hangman.c b/tests/drv_hangman.c
index 953a4c6..19d809c 100644
--- a/tests/drv_hangman.c
+++ b/tests/drv_hangman.c
@@ -282,7 +282,6 @@ static void test_error_state_capture(unsigned ring_id,
* case and it takes a lot more time to wrap, so the acthd can potentially keep
* increasing for a long time
*/
-#define NSEC_PER_SEC 1000000000LL
static void hangcheck_unterminated(void)
{
int fd;
diff --git a/tests/gem_wait.c b/tests/gem_wait.c
index b4127de..db04958 100644
--- a/tests/gem_wait.c
+++ b/tests/gem_wait.c
@@ -83,10 +83,6 @@ static void sigiter(int sig, siginfo_t *info, void *arg)
__sync_synchronize();
}

-#define MSEC_PER_SEC (1000)
-#define USEC_PER_SEC (1000 * MSEC_PER_SEC)
-#define NSEC_PER_SEC (1000 * USEC_PER_SEC)
-
#define BUSY 1
#define HANG 2
static void basic(int fd, unsigned engine, unsigned flags)
diff --git a/tests/kms_flip.c b/tests/kms_flip.c
index 7646aaf..842bc3a 100644
--- a/tests/kms_flip.c
+++ b/tests/kms_flip.c
@@ -83,9 +83,6 @@
#define DRM_CAP_TIMESTAMP_MONOTONIC 6
#endif

-#define USEC_PER_SEC 1000000L
-#define NSEC_PER_SEC 1000000000L
-
drmModeRes *resources;
int drm_fd;
static drm_intel_bufmgr *bufmgr;
diff --git a/tests/kms_sysfs_edid_timing b/tests/kms_sysfs_edid_timing
deleted file mode 100755
index 46ea540..0000000
--- a/tests/kms_sysfs_edid_timing
+++ /dev/null
@@ -1,25 +0,0 @@
-#!/bin/bash
-#
-# This check the time we take to read the content of all the possible connectors.
-# Without the edid -ENXIO patch (http://permalink.gmane.org/gmane.comp.video.dri.devel/62083),
-# we sometimes take a *really* long time. So let's just check for some reasonable timing here
-#
-
-DRM_LIB_ALLOW_NO_MASTER=1
-
-SOURCE_DIR="$( dirname "${BASH_SOURCE[0]}" )"
-. $SOURCE_DIR/drm_lib.sh
-
-TIME1=$(date +%s%N)
-cat $(find /sys/devices/|grep drm | grep /status) > /dev/null
-TIME2=$(date +%s%N)
-
-# time in ms
-RES=$(((TIME2 - TIME1) / 1000000))
-
-if [ $RES -gt 600 ]; then
- echo "Talking to outputs took ${RES}ms, something is wrong"
- exit $IGT_EXIT_FAILURE
-fi
-
-exit $IGT_EXIT_SUCCESS
diff --git a/tests/kms_sysfs_edid_timing.c b/tests/kms_sysfs_edid_timing.c
new file mode 100644
index 0000000..8de4b78
--- /dev/null
+++ b/tests/kms_sysfs_edid_timing.c
@@ -0,0 +1,82 @@
+/*
+ * Copyright © 2016 Intel Corporation
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+ * IN THE SOFTWARE.
+ */
+#include "igt.h"
+#include "igt_debugfs.h"
+#include "igt_sysfs.h"
+#include "igt_core.h"
+
+#include <dirent.h>
+#include <fcntl.h>
+#include <sys/stat.h>
+#include <time.h>
+
+#define MSEC_PER_SEC (1000)
+#define USEC_PER_SEC (1000*MSEC_PER_SEC)
+#define NSEC_PER_SEC (1000*USEC_PER_SEC)
+
+IGT_TEST_DESCRIPTION("This check the time we take to read the content of all "
+ "the possible connectors. Without the edid -ENXIO patch "
+ "(http://permalink.gmane.org/gmane.comp.video.dri.devel/62083), "
+ "we sometimes take a *really* long time. "
+ "So let's just check for some reasonable timing here");
+
+igt_simple_main
+{
+ int dir = igt_sysfs_open(-1, NULL);
+ DIR *dirp = fdopendir(dir);
+ struct dirent *de;
+
+ int i, fd = 0;
+ int fds[32];
+ uint64_t elapsed;
+
+ struct stat st;
+ struct timespec start = {};
+
+ memset(fds, -1, sizeof(fds));
+ while ((de = readdir(dirp))) {
+
+ if (*de->d_name == '.')
+ continue;
+
+ if (fstatat(dir, de->d_name, &st, 0))
+ continue;
+
+ if (S_ISDIR(st.st_mode) &&
+ strncmp(de->d_name, "card0-", 6) == 0) {
+ int dfd = openat(dir, de->d_name, O_RDONLY);
+ igt_assert(dfd > 0);
+ fds[fd++] = dfd;
+ }
+ }
+ closedir(dirp);
+
+ elapsed = igt_nsec_elapsed(&start);
+ for (i = 0; i < fd - 1; i++) {
+ igt_assert(igt_sysfs_get(fds[i], "status") != NULL);
+ close(fds[i]);
+ }
+ elapsed = igt_nsec_elapsed(&start);
+
+ igt_fail_on(elapsed > 600 * USEC_PER_SEC);
+}
--
2.7.4