disp: msm: snapshot of msm and sde driver

This snapshot ports changes from 4.14 to 4.19 into
the msm and sde layer. Snapshot was taken as of
commit 0f8fb25421ff ("cnss2: Add device version to
SOC info structure").

Change-Id: I59b799a78319c2db6930a2a10bc38976f8c09898
Signed-off-by: Samantha Tran <samtran@codeaurora.org>

msm/sde/sde_encoder.h

@@ -70,6 +70,22 @@ struct sde_encoder_kickoff_params {
 	enum frame_trigger_mode_type frame_trigger_mode;
 };
 
+/**
+ * struct sde_encoder_ops - callback functions for generic sde encoder
+ * Individual callbacks documented below.
+ */
+struct sde_encoder_ops {
+	/**
+	 * phys_init - phys initialization function
+	 * @type: controller type
+	 * @controller_id: controller id
+	 * @phys_init_params: Pointer of structure sde_enc_phys_init_params
+	 * Returns: Pointer of sde_encoder_phys, NULL if failed
+	 */
+	void *(*phys_init)(enum sde_intf_type type,
+			u32 controller_id, void *phys_init_params);
+};
+
 /**
  * sde_encoder_get_hw_resources - Populate table of required hardware resources
  * @encoder:	encoder pointer
@@ -220,6 +236,18 @@ struct drm_encoder *sde_encoder_init(
 		struct drm_device *dev,
 		struct msm_display_info *disp_info);
 
+/**
+ * sde_encoder_init_with_ops - initialize virtual encoder object with init ops
+ * @dev:        Pointer to drm device structure
+ * @disp_info:  Pointer to display information structure
+ * @ops:        Pointer to encoder ops structure
+ * Returns:     Pointer to newly created drm encoder
+ */
+struct drm_encoder *sde_encoder_init_with_ops(
+		struct drm_device *dev,
+		struct msm_display_info *disp_info,
+		const struct sde_encoder_ops *ops);
+
 /**
  * sde_encoder_destroy - destroy previously initialized virtual encoder
  * @drm_enc:    Pointer to previously created drm encoder structure
@@ -311,4 +339,11 @@ int sde_encoder_in_cont_splash(struct drm_encoder *enc);
  */
 void sde_encoder_uidle_enable(struct drm_encoder *drm_enc, bool enable);
 
+/*
+ * sde_encoder_get_ctlstart_timeout_state - checks if ctl start timeout happened
+ * @drm_enc:    Pointer to drm encoder structure
+ * @Return:     non zero value if ctl start timeout occurred
+ */
+int sde_encoder_get_ctlstart_timeout_state(struct drm_encoder *enc);
+
 #endif /* __SDE_ENCODER_H__ */