disp: msm: sde: fix rm/kms for handling all cont-splash cases

Fix resource and splash buffer handling in resource manager
and sde_kms to support continuous splash to be enabled/disabled
independently in multiple built-in display usecase.

Change-Id: I446ea9b08a794e2b053c37f55b31e51404bbcf71
Signed-off-by: Veera Sundaram Sankaran <veeras@codeaurora.org>

msm/sde/sde_encoder_phys.h

@@ -281,7 +281,6 @@ struct sde_encoder_irq {
  * @pending_kickoff_wq:		Wait queue for blocking until kickoff completes
  * @irq:			IRQ tracking structures
  * @has_intf_te:		Interface TE configuration support
- * @cont_splash_single_flush	Variable to check if single flush is enabled.
  * @cont_splash_enabled:	Variable to store continuous splash settings.
  * @in_clone_mode		Indicates if encoder is in clone mode ref@CWB
  * @vfp_cached:			cached vertical front porch to be used for
@@ -324,7 +323,6 @@ struct sde_encoder_phys {
 	wait_queue_head_t pending_kickoff_wq;
 	struct sde_encoder_irq irq[INTR_IDX_MAX];
 	bool has_intf_te;
-	u32 cont_splash_single_flush;
 	bool cont_splash_enabled;
 	bool in_clone_mode;
 	int vfp_cached;