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Commit 56c1b254 authored by Benjamin Chan's avatar Benjamin Chan Committed by Abhijith Desai
Browse files

msm: mdss: Correct MDSS display wakeup time calculation 



With DSC enabled in the panel interface, the horizontal resolution is
smaller than the panel width due to the compression. Correcting the
time_of_line and total_line calculation by calling the proper macro.

CRs-Fixed: 2048339
Change-Id: I36c1b9d30d5a440dfef4b4638f4f3ebf807782c8
Signed-off-by: default avatarBenjamin Chan <bkchan@codeaurora.org>
parent ff12bfec

drivers/video/fbdev/msm/mdss_mdp_ctl.c

+2 −8
Original line number Diff line number Diff line
@@ -2739,10 +2739,7 @@ int mdss_mdp_display_wakeup_time(struct mdss_mdp_ctl *ctl, 
	if (!clk_period)

		return -EINVAL;



	time_of_line = (pinfo->lcdc.h_back_porch +

		 pinfo->lcdc.h_front_porch +

		 pinfo->lcdc.h_pulse_width +

		 pinfo->xres) * clk_period;

	time_of_line = mdss_panel_get_htotal(pinfo, true) * clk_period;



	time_of_line /= 1000;	/* in nano second */

	if (!time_of_line)
@@ -2750,10 +2747,7 @@ int mdss_mdp_display_wakeup_time(struct mdss_mdp_ctl *ctl, 


	current_line = ctl->ops.read_line_cnt_fnc(ctl);



	total_line = pinfo->lcdc.v_back_porch +

		pinfo->lcdc.v_front_porch +

		pinfo->lcdc.v_pulse_width +

		pinfo->yres;

	total_line = mdss_panel_get_vtotal(pinfo);



	if (current_line >= total_line)

		time_to_vsync = time_of_line * total_line;