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drm/amd/display: Correct calculation of duration time. 

Signed-off-by: Hugo Hu <hugo.hu@amd.com>
Reviewed-by: Charlene Liu <Charlene.Liu@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Hugo Hu 2018-06-18 15:27:58 -04:00 committed by Alex Deucher
parent c9ff778b29
commit 93ed1814c6
1 changed files with 2 additions and 2 deletions
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4
drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c
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@ -864,10 +864,10 @@ void hwss_edp_power_control(
if (power_up) {
unsigned long long current_ts = dm_get_timestamp(ctx);
unsigned long long duration_in_ms =
dm_get_elapse_time_in_ns(
div64_u64(dm_get_elapse_time_in_ns(
ctx,
current_ts,
div64_u64(link->link_trace.time_stamp.edp_poweroff, 1000000));
link->link_trace.time_stamp.edp_poweroff), 1000000);
unsigned long long wait_time_ms = 0;
/* max 500ms from LCDVDD off to on */