Commit 9413b23f authored Dec 02, 2020 by Martin Tsai Committed by Alex Deucher Dec 23, 2020

drm/amd/display: To modify the condition in indicating branch device



[why]
The sink count change HPD_IRQ will be ignored if the branch device has only
DP DFP.

[how]
To remove the port type restriction.

Signed-off-by: Martin Tsai <martin.tsai@amd.com>
Acked-by: Bindu Ramamurthy <bindu.r@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

parent c2d61e30

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

+1 −7

Original line number	Diff line number	Diff line
		@@ -3173,13 +3173,7 @@ static void get_active_converter_info(
		}

		/* DPCD 0x5 bit 0 = 1, it indicate it's branch device */
		if (ds_port.fields.PORT_TYPE == DOWNSTREAM_DP) {
		link->dpcd_caps.is_branch_dev = false;
		}

		else {
		link->dpcd_caps.is_branch_dev = ds_port.fields.PORT_PRESENT;
		}

		switch (ds_port.fields.PORT_TYPE) {
		case DOWNSTREAM_VGA:

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