drm/i2c/ch7006: Fix up suspend/resume.

Signed-off-by: Francisco Jerez <currojerez@riseup.net>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

1 files changed, 18 insertions, 0 deletions

diff --git a/drivers/gpu/drm/i2c/ch7006_drv.c b/drivers/gpu/drm/i2c/ch7006_drv.c
index 81681a07a806..3e2c9da6c81e 100644
--- a/drivers/gpu/drm/i2c/ch7006_drv.c
+++ b/drivers/gpu/drm/i2c/ch7006_drv.c
@@ -428,6 +428,22 @@ static int ch7006_remove(struct i2c_client *client)
         return 0;
 }
 
+static int ch7006_suspend(struct i2c_client *client, pm_message_t mesg)
+{
+        ch7006_dbg(client, "\n");
+
+        return 0;
+}
+
+static int ch7006_resume(struct i2c_client *client)
+{
+        ch7006_dbg(client, "\n");
+
+        ch7006_write(client, 0x3d, 0x0);
+
+        return 0;
+}
+
 static int ch7006_encoder_init(struct i2c_client *client,
                                struct drm_device *dev,
                                struct drm_encoder_slave *encoder)
@@ -487,6 +503,8 @@ static struct drm_i2c_encoder_driver ch7006_driver = {
         .i2c_driver = {
                 .probe = ch7006_probe,
                 .remove = ch7006_remove,
+                .suspend = ch7006_suspend,
+                .resume = ch7006_resume,
 
                 .driver = {
                         .name = "ch7006",