From: Agustin Gutierrez <agustin.gutierrez@xxxxxxx>
[Why]
Driver doesn't need T7 delay for OLED panels, since it doesn't control
power sequence.
[How]
This delay can be skipped to optimize resume times.
Reviewed-by: Charlene Liu <charlene.liu@xxxxxxx>
Reviewed-by: Swapnil Patel <swapnil.patel@xxxxxxx>
Acked-by: Rodrigo Siqueira <rodrigo.siqueira@xxxxxxx>
Signed-off-by: Agustin Gutierrez <agustin.gutierrez@xxxxxxx>
---
drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c b/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c
index 2701620350af..baecaaf96968 100644
--- a/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c
+++ b/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c
@@ -1041,7 +1041,8 @@ void dce110_edp_backlight_control(
link_transmitter_control(ctx->dc_bios, &cntl);
- if (enable && link->dpcd_sink_ext_caps.bits.oled) {
+ if (enable && link->dpcd_sink_ext_caps.bits.oled &&
+ !link->dc->config.edp_no_power_sequencing) {
post_T7_delay += link->panel_config.pps.extra_post_t7_ms;
msleep(post_T7_delay);
}
--
2.40.1
