[PATCH] drm/panfrost: Add missing include

[Steven Price]

Fix sparse warnings:
drivers/gpu/drm/panfrost/panfrost_devfreq.c:133:5:
 warning: symbol 'panfrost_devfreq_init' was not declared. Should it be static?
drivers/gpu/drm/panfrost/panfrost_devfreq.c:168:6:
 warning: symbol 'panfrost_devfreq_resume' was not declared. Should it be static?
drivers/gpu/drm/panfrost/panfrost_devfreq.c:182:6:
 warning: symbol 'panfrost_devfreq_suspend' was not declared. Should it be static?
drivers/gpu/drm/panfrost/panfrost_devfreq.c:212:6:
 warning: symbol 'panfrost_devfreq_record_transition' was not declared. Should it be static?

Signed-off-by: Steven Price <steven.price@xxxxxxx>
---
 drivers/gpu/drm/panfrost/panfrost_devfreq.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/gpu/drm/panfrost/panfrost_devfreq.c b/drivers/gpu/drm/panfrost/panfrost_devfreq.c
index a8121ae67ee3..238bd1d89d43 100644
--- a/drivers/gpu/drm/panfrost/panfrost_devfreq.c
+++ b/drivers/gpu/drm/panfrost/panfrost_devfreq.c
@@ -7,6 +7,7 @@
 #include <linux/regulator/consumer.h>
 
 #include "panfrost_device.h"
+#include "panfrost_devfreq.h"
 #include "panfrost_features.h"
 #include "panfrost_issues.h"
 #include "panfrost_gpu.h"
-- 
2.20.1