[RFC 1/8] drm/msm/dsi: make msm_dsi_phy_pll_restore_state static function

[Dmitry Baryshkov <dmitry.baryshkov@linaro.org>]

msm_dsi_phy_pll_restore_state() is only called from msm_dsi_phy_enable(),
so there is no need to export it. Mark it static.

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
---
 drivers/gpu/drm/msm/dsi/dsi.h         |  1 -
 drivers/gpu/drm/msm/dsi/phy/dsi_phy.c | 30 +++++++++++++--------------
 2 files changed, 15 insertions(+), 16 deletions(-)

diff --git a/drivers/gpu/drm/msm/dsi/dsi.h b/drivers/gpu/drm/msm/dsi/dsi.h
index 876053ba615b..c467ad609453 100644
--- a/drivers/gpu/drm/msm/dsi/dsi.h
+++ b/drivers/gpu/drm/msm/dsi/dsi.h
@@ -170,7 +170,6 @@ void msm_dsi_phy_disable(struct msm_dsi_phy *phy);
 void msm_dsi_phy_set_usecase(struct msm_dsi_phy *phy,
 			     enum msm_dsi_phy_usecase uc);
 void msm_dsi_phy_pll_save_state(struct msm_dsi_phy *phy);
-int msm_dsi_phy_pll_restore_state(struct msm_dsi_phy *phy);
 void msm_dsi_phy_snapshot(struct msm_disp_state *disp_state, struct msm_dsi_phy *phy);
 
 #endif /* __DSI_CONNECTOR_H__ */
diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy.c
index f479e37d6428..36878504bbb8 100644
--- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy.c
+++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy.c
@@ -559,6 +559,21 @@ static void dsi_phy_disable_resource(struct msm_dsi_phy *phy)
 	pm_runtime_put_autosuspend(&phy->pdev->dev);
 }
 
+static int msm_dsi_phy_pll_restore_state(struct msm_dsi_phy *phy)
+{
+	int ret;
+
+	if (phy->cfg->ops.restore_pll_state && phy->state_saved) {
+		ret = phy->cfg->ops.restore_pll_state(phy);
+		if (ret)
+			return ret;
+
+		phy->state_saved = false;
+	}
+
+	return 0;
+}
+
 static const struct of_device_id dsi_phy_dt_match[] = {
 #ifdef CONFIG_DRM_MSM_DSI_28NM_PHY
 	{ .compatible = "qcom,dsi-phy-28nm-hpm",
@@ -838,21 +853,6 @@ void msm_dsi_phy_pll_save_state(struct msm_dsi_phy *phy)
 	}
 }
 
-int msm_dsi_phy_pll_restore_state(struct msm_dsi_phy *phy)
-{
-	int ret;
-
-	if (phy->cfg->ops.restore_pll_state && phy->state_saved) {
-		ret = phy->cfg->ops.restore_pll_state(phy);
-		if (ret)
-			return ret;
-
-		phy->state_saved = false;
-	}
-
-	return 0;
-}
-
 void msm_dsi_phy_snapshot(struct msm_disp_state *disp_state, struct msm_dsi_phy *phy)
 {
 	msm_disp_snapshot_add_block(disp_state,
-- 
2.30.2