[Intel-gfx] [PATCH IGT 4/5] tests/kms_frontbuffer_tracking: Refactor to use IGT PSR library functions

[Jim Bride]

Cc: Rodrigo Vivi <rodrigo.vivi at intel.com>
Cc: Paulo Zanoni <paulo.r.zanoni at intel.com>
Signed-off-by: Jim Bride <jim.bride at linux.intel.com>
---
 tests/kms_frontbuffer_tracking.c | 95 +++++-----------------------------------
 1 file changed, 10 insertions(+), 85 deletions(-)

diff --git a/tests/kms_frontbuffer_tracking.c b/tests/kms_frontbuffer_tracking.c
index c24e4a8..839d296 100644
--- a/tests/kms_frontbuffer_tracking.c
+++ b/tests/kms_frontbuffer_tracking.c
@@ -327,28 +327,6 @@ drmModeModeInfo std_1024_mode = {
 	.name = "Custom 1024x768",
 };
 
-static drmModeModeInfoPtr get_connector_smallest_mode(drmModeConnectorPtr c)
-{
-	int i;
-	drmModeModeInfoPtr smallest = NULL;
-
-	for (i = 0; i < c->count_modes; i++) {
-		drmModeModeInfoPtr mode = &c->modes[i];
-
-		if (!smallest)
-			smallest = mode;
-
-		if (mode->hdisplay * mode->vdisplay <
-		    smallest->hdisplay * smallest->vdisplay)
-			smallest = mode;
-	}
-
-	if (c->connector_type == DRM_MODE_CONNECTOR_eDP)
-		smallest = &std_1024_mode;
-
-	return smallest;
-}
-
 static drmModeConnectorPtr get_connector(uint32_t id)
 {
 	int i;
@@ -421,30 +399,6 @@ static void init_mode_params(struct modeset_params *params, uint32_t crtc_id,
 	params->sprite.h = 64;
 }
 
-static bool connector_get_mode(drmModeConnectorPtr c, drmModeModeInfoPtr *mode)
-{
-	*mode = NULL;
-
-	if (c->connection != DRM_MODE_CONNECTED || !c->count_modes)
-		return false;
-
-	if (c->connector_type == DRM_MODE_CONNECTOR_eDP && opt.no_edp)
-		return false;
-
-	if (opt.small_modes)
-		*mode = get_connector_smallest_mode(c);
-	else
-		*mode = &c->modes[0];
-
-	 /* On HSW the CRC WA is so awful that it makes you think everything is
-	  * bugged. */
-	if (IS_HASWELL(intel_get_drm_devid(drm.fd)) &&
-	    c->connector_type == DRM_MODE_CONNECTOR_eDP)
-		*mode = &std_1024_mode;
-
-	return true;
-}
-
 static bool connector_supports_pipe_a(drmModeConnectorPtr connector)
 {
 	int i;
@@ -473,7 +427,7 @@ static bool find_connector(bool edp_only, bool pipe_a, uint32_t forbidden_id,
 			continue;
 		if (c->connector_id == forbidden_id)
 			continue;
-		if (!connector_get_mode(c, &mode))
+		if (!igt_psr_find_good_mode(c, &mode))
 			continue;
 
 		*ret_connector = c;
@@ -804,23 +758,6 @@ static void fbc_print_status(void)
 	igt_info("FBC status:\n%s\n", buf);
 }
 
-static bool psr_is_enabled(void)
-{
-	char buf[256];
-
-	debugfs_read("i915_edp_psr_status", buf);
-	return strstr(buf, "\nActive: yes\n") &&
-	       strstr(buf, "\nHW Enabled & Active bit: yes\n");
-}
-
-static void psr_print_status(void)
-{
-	char buf[256];
-
-	debugfs_read("i915_edp_psr_status", buf);
-	igt_info("PSR status:\n%s\n", buf);
-}
-
 static struct timespec fbc_get_last_action(void)
 {
 	struct timespec ret = { 0, 0 };
@@ -926,15 +863,8 @@ static bool fbc_wait_until_enabled(void)
 	return igt_wait(fbc_is_enabled(), 2000, 1);
 }
 
-static bool psr_wait_until_enabled(void)
-{
-	return igt_wait(psr_is_enabled(), 5000, 1);
-}
-
 #define fbc_enable() igt_set_module_param_int("enable_fbc", 1)
 #define fbc_disable() igt_set_module_param_int("enable_fbc", 0)
-#define psr_enable() igt_set_module_param_int("enable_psr", 1)
-#define psr_disable() igt_set_module_param_int("enable_psr", 0)
 
 static void get_sink_crc(sink_crc_t *crc, bool mandatory)
 {
@@ -1180,7 +1110,7 @@ static void disable_features(const struct test_mode *t)
 		return;
 
 	fbc_disable();
-	psr_disable();
+	igt_psr_disable();
 }
 
 static void *busy_thread_func(void *data)
@@ -1547,14 +1477,6 @@ static void teardown_fbc(void)
 {
 }
 
-static bool psr_sink_has_support(void)
-{
-	char buf[256];
-
-	debugfs_read("i915_edp_psr_status", buf);
-	return strstr(buf, "Sink_Support: yes\n");
-}
-
 static void setup_psr(void)
 {
 	if (get_connector(prim_mode_params.connector_id)->connector_type !=
@@ -1563,7 +1485,7 @@ static void setup_psr(void)
 		return;
 	}
 
-	if (!psr_sink_has_support()) {
+	if (!igt_psr_sink_support(drm.fd)) {
 		igt_info("Can't test PSR: not supported by sink.\n");
 		return;
 	}
@@ -1717,12 +1639,15 @@ static int adjust_assertion_flags(const struct test_mode *t, int flags)
 	}								\
 									\
 	if (flags_ & ASSERT_PSR_ENABLED) {				\
-		if (!psr_wait_until_enabled()) {			\
-			psr_print_status();				\
+		if (!igt_psr_await_status(drm.fd, true)) {		\
+			igt_psr_print_status(drm.fd);			\
 			igt_assert_f(false, "PSR disabled\n");		\
 		}							\
 	} else if (flags_ & ASSERT_PSR_DISABLED) {			\
-		igt_assert(!psr_wait_until_enabled());			\
+		if (!igt_psr_await_status(drm.fd, false)) {		\
+			igt_psr_print_status(drm.fd);                   \
+			igt_assert_f(false, "PSR enabled\n");		\
+		}							\
 	}								\
 } while (0)
 
@@ -1822,7 +1747,7 @@ static void enable_features_for_test(const struct test_mode *t)
 	if (t->feature & FEATURE_FBC)
 		fbc_enable();
 	if (t->feature & FEATURE_PSR)
-		psr_enable();
+		igt_psr_enable();
 }
 
 static void check_test_requirements(const struct test_mode *t)
-- 
2.7.4