disp: msm: dp: add support for continuous PPS command

Add support to send PPS command with every frame for DP.
This is needed to satisfy the requirement of certain bridge
chips which need the PPS to be sent every frame.

Change-Id: I8711dff41e60d8b1e1c515a5d34a370a2409ce14
Signed-off-by: Abhinav Kumar <abhinavk@codeaurora.org>
Signed-off-by: Sudarsan Ramesh <sudarame@codeaurora.org>

msm/dp/dp_display.h

@@ -70,6 +70,7 @@ struct dp_display {
 	void *base_dp_panel;
 	bool is_sst_connected;
 	bool is_mst_supported;
+	bool dsc_cont_pps;
 	u32 max_pclk_khz;
 	void *dp_mst_prv_info;
 	u32 max_mixer_count;