tests: drivers: Relax requirements for SPIM & TWIM latency tests

The assumed limits were too strict.

Signed-off-by: Bartosz Miller <[email protected]>

Author: nordic-bami

tests/drivers/i2c/i2c_latency/src/main.c

@@ -131,11 +131,11 @@ static void assess_measurement_result(uint64_t timer_value_us,
 	uint64_t maximal_allowed_transmission_time_us;
 
 	if (buffer_size == 1) {
-		/* 400% */
-		maximal_allowed_transmission_time_us = (1 + 4) * theoretical_transmission_time_us;
+		/* 500% */
+		maximal_allowed_transmission_time_us = (1 + 5) * theoretical_transmission_time_us;
 	} else {
-		/* 100% */
-		maximal_allowed_transmission_time_us = (1 + 1) * theoretical_transmission_time_us;
+		/* 200% */
+		maximal_allowed_transmission_time_us = (1 + 2) * theoretical_transmission_time_us;
 	}
 
 	zassert_true(timer_value_us < maximal_allowed_transmission_time_us,

tests/drivers/spi/spi_latency/src/main.c

@@ -77,14 +77,14 @@ static void assess_measurement_result(uint64_t timer_value_us,
 	uint64_t maximal_allowed_transmission_time_us;
 
 	if (buffer_size == 1) {
-		/* 3000%
+		/* 4000%
 		 * Issue with latency for 1B buffer is reported
 		 * limit will be adjusted after fix
 		 */
-		maximal_allowed_transmission_time_us = (1 + 30) * theoretical_transmission_time_us;
+		maximal_allowed_transmission_time_us = (1 + 40) * theoretical_transmission_time_us;
 	} else {
-		/* 100% */
-		maximal_allowed_transmission_time_us = (1 + 1) * theoretical_transmission_time_us;
+		/* 200% */
+		maximal_allowed_transmission_time_us = (1 + 2) * theoretical_transmission_time_us;
 	}
 	zassert_true(timer_value_us < maximal_allowed_transmission_time_us,
 		     "Measured transmission call latency is over the specified limit %llu > %llu",