[PATCH 2/2] cpuidle: dt: Clarify a comment and simplify code in dt_init_idle_driver()

[Ulf Hansson]

The drv->state_count is assigned the total number of available states, so
let's make that clear.

Signed-off-by: Ulf Hansson <ulf.hansson at linaro.org>
---
 drivers/cpuidle/dt_idle_states.c | 9 +++------
 1 file changed, 3 insertions(+), 6 deletions(-)

diff --git a/drivers/cpuidle/dt_idle_states.c b/drivers/cpuidle/dt_idle_states.c
index 448bc796b0b4..7ca3d7d9b5ea 100644
--- a/drivers/cpuidle/dt_idle_states.c
+++ b/drivers/cpuidle/dt_idle_states.c
@@ -211,12 +211,9 @@ int dt_init_idle_driver(struct cpuidle_driver *drv,
 	of_node_put(cpu_node);
 	if (err)
 		return err;
-	/*
-	 * Update the driver state count only if some valid DT idle states
-	 * were detected
-	 */
-	if (i)
-		drv->state_count = state_idx;
+
+	/* Set the number of total supported idle states. */
+	drv->state_count = state_idx;
 
 	/*
 	 * Return the number of present and valid DT idle states, which can
-- 
2.34.1