disp: msm:: reset the param value to the default value

During the panel is enable, we reset the value of the panel register
with default setting.

Change-Id: I88cbfc24b825ed24c32f1922c12a9d7da4b014d0
Signed-off-by: daiss1 <daiss1@lenovo.com>
Reviewed-on: https://gerrit.mot.com/1465699
SLTApproved: Slta Waiver
SME-Granted: SME Approvals Granted
Tested-by: Jira Key
Reviewed-by: Guobin Zhang <zhanggb@motorola.com>
Submit-Approved: Jira Key
Reviewed-on: https://gerrit.mot.com/1509824
Reviewed-by: Hua Tan <tanhua1@motorola.com>

msm/dsi/dsi_display.c

@@ -8061,6 +8061,7 @@ int dsi_display_enable(struct dsi_display *display)
 				display->name, rc);
 			goto error;
 		}
+		dsi_panel_reset_param(display->panel);
 	}
 
 	if (mode->dsi_mode_flags & DSI_MODE_FLAG_DMS) {

msm/dsi/dsi_panel.c

@@ -995,6 +995,17 @@ int dsi_panel_set_param(struct dsi_panel *panel,
 	return rc;
 }
 
+void dsi_panel_reset_param(struct dsi_panel *panel)
+{
+	struct panel_param *param;
+	int i;
+
+	for (i = 0; i < PARAM_ID_NUM; i++) {
+		param = &dsi_panel_param[0][i];
+		param->value = param->default_value;
+	}
+}
+
 static int dsi_panel_bl_register(struct dsi_panel *panel)
 {
 	int rc = 0;

msm/dsi/dsi_panel.h

@@ -405,4 +405,6 @@ void dsi_panel_calc_dsi_transfer_time(struct dsi_host_common_cfg *config,
 int dsi_panel_set_param(struct dsi_panel *panel,
 			struct msm_param_info *param_info);
 
+void dsi_panel_reset_param(struct dsi_panel *panel);
+
 #endif /* _DSI_PANEL_H_ */