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tests: use lib igt_[get|set]_stop_rings()

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on gem_reset_stats, kms_flip and pm_rps.

Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=75876
Signed-off-by: Mika Kuoppala <mika.kuoppala@intel.com>
This commit is contained in:
Mika Kuoppala
2014-03-25 12:52:19 +02:00
parent bfa6fa9a4b
commit d983a47f14
3 changed files with 28 additions and 98 deletions
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tests/pm_rps.c
+2 -33
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@@ -306,37 +306,6 @@ static void load_helper_deinit(void)
drm_intel_bufmgr_destroy(lh.bufmgr);
}
static void stop_rings(void)
{
int fd;
static const char data[] = "0xf";
fd = igt_debugfs_open("i915_ring_stop", O_WRONLY);
igt_assert(fd >= 0);
igt_debug("injecting ring stop\n");
igt_assert(write(fd, data, sizeof(data)) == sizeof(data));
close(fd);
}
static bool rings_stopped(void)
{
int fd;
static char buf[128];
unsigned long long val;
fd = igt_debugfs_open("i915_ring_stop", O_RDONLY);
igt_assert(fd >= 0);
igt_assert(read(fd, buf, sizeof(buf)) > 0);
close(fd);
sscanf(buf, "%llx", &val);
return (bool)val;
}
static void min_max_config(void (*check)(void))
{
int fmid = (origfreqs[RPn] + origfreqs[RP0]) / 2;
@@ -499,8 +468,8 @@ static void reset(void)
stabilize_check(pre_freqs);
igt_debug("Stop rings...\n");
stop_rings();
while (rings_stopped())
igt_set_stop_rings(STOP_RING_DEFAULTS);
while (igt_get_stop_rings())
usleep(1000 * 100);
igt_debug("Ring stop cleared\n");