Commit 69b9723a authored by Charlene Liu's avatar Charlene Liu Committed by Alex Deucher
Browse files

drm/amd/display: wait for T9 after backlight off mainlink blank. 



Signed-off-by: default avatarCharlene Liu <charlene.liu@amd.com>
Reviewed-by: default avatarTony Cheng <Tony.Cheng@amd.com>
Acked-by: default avatarHarry Wentland <harry.wentland@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent fdb401d0

drivers/gpu/drm/amd/display/dc/core/dc_link_hwss.c

+1 −2
Original line number Diff line number Diff line
@@ -102,7 +102,7 @@ void dp_enable_link_phy( 
	dp_receiver_power_ctrl(link, true);

}



static bool edp_receiver_ready_T9(struct dc_link *link)

bool edp_receiver_ready_T9(struct dc_link *link)

{

	unsigned int tries = 0;

	unsigned char sinkstatus = 0;
@@ -130,7 +130,6 @@ void dp_disable_link_phy(struct dc_link *link, enum signal_type signal) 
		dp_receiver_power_ctrl(link, false);



	if (signal == SIGNAL_TYPE_EDP) {

		edp_receiver_ready_T9(link);

		link->link_enc->funcs->disable_output(link->link_enc, signal);

		link->dc->hwss.edp_power_control(link, false);

	} else

drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c

+2 −0
Original line number Diff line number Diff line
@@ -928,6 +928,8 @@ void hwss_edp_backlight_control( 
	 */

	/* dc_service_sleep_in_milliseconds(50); */

	link_transmitter_control(ctx->dc_bios, &cntl);

	/*edp 1.2*/

	edp_receiver_ready_T9(link);

}



void dce110_disable_stream(struct pipe_ctx *pipe_ctx, int option)

drivers/gpu/drm/amd/display/dc/inc/link_hwss.h

+1 −0
Original line number Diff line number Diff line
@@ -51,6 +51,7 @@ void dp_enable_link_phy( 
	const struct dc_link_settings *link_settings);



void dp_receiver_power_ctrl(struct dc_link *link, bool on);

bool edp_receiver_ready_T9(struct dc_link *link);



void dp_disable_link_phy(struct dc_link *link, enum signal_type signal);

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