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Commit d62fb816 authored by zhaoyuan's avatar zhaoyuan Committed by Gerrit - the friendly Code Review server
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msm: mdss: do not update polarity for DSI interface 



Polarity should be updated based on HDMI resolution
for HDMI display. However, DSI interface does not need
to update polarity.

CRs-Fixed: 2046790
Change-Id: I4a30fcd7ebec70224accd2178c14bd37d2059f4e
Signed-off-by: default avatarzhaoyuan <yzhao@codeaurora.org>
parent a37c10a1

drivers/video/fbdev/msm/mdss_mdp_intf_video.c

+7 −2
Original line number Diff line number Diff line
@@ -643,8 +643,13 @@ static int mdss_mdp_video_timegen_setup(struct mdss_mdp_ctl *ctl, 
	display_hctl = (hsync_end_x << 16) | hsync_start_x;



	den_polarity = 0;

	if (ctx->intf_type == MDSS_INTF_HDMI) {

		hsync_polarity = p->h_polarity;

		vsync_polarity = p->v_polarity;

	} else {

		hsync_polarity = 0;

		vsync_polarity = 0;

	}

	polarity_ctl = (den_polarity << 2)   | /*  DEN Polarity  */

		       (vsync_polarity << 1) | /* VSYNC Polarity */

		       (hsync_polarity << 0);  /* HSYNC Polarity */