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igt/kms_psr_sink_crc: Prettify i915_edp_psr_status failures

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Change the formatting asserts into requires and add the contents into
the debug log.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=89525
This commit is contained in:
Chris Wilson 2015-03-11 08:40:23 +00:00
parent 07be8fec15
commit f59935c0ce
1 changed files with 24 additions and 9 deletions
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33
tests/kms_psr_sink_crc.c
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@ -177,9 +177,9 @@ static void fill_render(data_t *data, uint32_t handle, unsigned char color)
static bool psr_enabled(data_t *data) static bool psr_enabled(data_t *data)
{ {
int ret;
FILE *file; FILE *file;
char str[4]; char buf[4096];
int ret;
if (running_with_psr_disabled) if (running_with_psr_disabled)
return true; return true;
@ -187,15 +187,30 @@ static bool psr_enabled(data_t *data)
file = igt_debugfs_fopen("i915_edp_psr_status", "r"); file = igt_debugfs_fopen("i915_edp_psr_status", "r");
igt_require(file); igt_require(file);
ret = fscanf(file, "Sink_Support: %s\n", str); /* First dump the entire file into the debug log for later analysis
igt_assert_neq(ret, 0); * if required.
ret = fscanf(file, "Source_OK: %s\n", str); */
igt_assert_neq(ret, 0); ret = fread(buf, 1, 4095, file);
ret = fscanf(file, "Enabled: %s\n", str); igt_require(ret > 0);
igt_assert_neq(ret, 0); buf[ret] = '\0';
igt_debug("i915_edp_psr_status:\n%s", buf);
fseek(file, 0, SEEK_SET);
/* Now check that we have all the preconditions required for PSR */
ret = fscanf(file, "Sink_Support: %s\n", buf);
igt_require_f(ret == 1 && strcmp(buf, "yes") == 0,
"Sink_Support: %s\n", buf);
ret = fscanf(file, "Source_OK: %s\n", buf);
igt_require_f(ret == 1 && strcmp(buf, "yes") == 0,
"Source_OK: %s\n", buf);
ret = fscanf(file, "Enabled: %s\n", buf);
igt_require_f(ret == 1 && strcmp(buf, "yes") == 0,
"Enabled: %s\n", buf);
fclose(file); fclose(file);
return strcmp(str, "yes") == 0; return true;
} }
static bool psr_active(data_t *data) static bool psr_active(data_t *data)