evie/android_kernel_oneplus_msm8998
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

msm: mdss: Correct MDSS display wakeup time calculation

Browse source 
With DSC enabled in the panel interface, the horizontal pixel count 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: Benjamin Chan <bkchan@codeaurora.org>
This commit is contained in:
Benjamin Chan 2017-05-17 13:37:03 -04:00
parent 5404e35069
commit a2931ccf96
1 changed files with 2 additions and 8 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

10
drivers/video/fbdev/msm/mdss_mdp_ctl.c
View file

@ -2736,10 +2736,7 @@ 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)
@ -2747,10 +2744,7 @@ 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;