disp: msm: sde: skip power events when cont-splash is enabled

Skip reprogramming some HW blocks during power events to avoid
overwriting settings done by bootloader until we have completely
transitioned out from continuous splash.

Change-Id: I49a4834e22080dffc85f55bca9436bc894353335
Signed-off-by: Steve Cohen <cohens@codeaurora.org>

msm/sde/sde_kms.c

@@ -2940,6 +2940,8 @@ static void sde_kms_handle_power_event(u32 event_type, void *usr)
 
 	if (event_type == SDE_POWER_EVENT_POST_ENABLE) {
 		sde_irq_update(msm_kms, true);
+		if (sde_kms->splash_data.num_splash_displays)
+			return;
 		sde_vbif_init_memtypes(sde_kms);
 		sde_kms_init_shared_hw(sde_kms);
 		_sde_kms_set_lutdma_vbif_remap(sde_kms);