drm/msm/dsi: Make each PHY type compilation independent

On a certain platform, only one type of DSI PHY is used.
This change allows the user to only compile the PHY type
which is being used.

Signed-off-by: Hai Li <hali@codeaurora.org>
Signed-off-by: Rob Clark <robdclark@gmail.com>

1 files changed, 8 insertions, 0 deletions

diff --git a/drivers/gpu/drm/msm/dsi/pll/dsi_pll.h b/drivers/gpu/drm/msm/dsi/pll/dsi_pll.h
index b69df19f1fd4..063caa2c5740 100644
--- a/drivers/gpu/drm/msm/dsi/pll/dsi_pll.h
+++ b/drivers/gpu/drm/msm/dsi/pll/dsi_pll.h
@@ -83,8 +83,16 @@ void msm_dsi_pll_helper_unregister_clks(struct platform_device *pdev,
 /*
  * Initialization for Each PLL Type
  */
+#ifdef CONFIG_DRM_MSM_DSI_28NM_PHY
 struct msm_dsi_pll *msm_dsi_pll_28nm_init(struct platform_device *pdev,
                                         enum msm_dsi_phy_type type, int id);
+#else
+static inline struct msm_dsi_pll *msm_dsi_pll_28nm_init(
+        struct platform_device *pdev, enum msm_dsi_phy_type type, int id)
+{
+        return ERR_PTR(-ENODEV);
+}
+#endif
 
 #endif /* __DSI_PLL_H__ */