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Commit c3682268 authored by Ashish Garg's avatar Ashish Garg
Browse files

msm: mdss: Check htotal for calculating programmable fetch 



For calculating programmable fetch values, ensure htotal is
non-zero.

Change-Id: Ib1f32f5f16aa97fb82c13c9020707245177067b9
Signed-off-by: default avatarAshish Garg <ashigarg@codeaurora.org>
parent 998e5be1

drivers/video/msm/mdss/mdss_mdp_intf_video.c

+3 −2
Original line number Diff line number Diff line
@@ -1758,6 +1758,7 @@ static void mdss_mdp_handoff_programmable_fetch(struct mdss_mdp_ctl *ctl, 
			MDSS_MDP_REG_INTF_HSYNC_CTL) >> 16;

		v_total_handoff = mdp_video_read(ctx,

			MDSS_MDP_REG_INTF_VSYNC_PERIOD_F0)/h_total_handoff;

		if (h_total_handoff)

			pinfo->prg_fet = v_total_handoff -

				((fetch_start_handoff - 1)/h_total_handoff);

		pr_debug("programmable fetch lines %d start:%d\n",