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From: Bindu Ramamurthy <bindu.r@amd.com>
To: <amd-gfx@lists.freedesktop.org>
Cc: Martin Tsai <martin.tsai@amd.com>,
	Eryk.Brol@amd.com, Sunpeng.Li@amd.com, Harry.Wentland@amd.com,
	Qingqing.Zhuo@amd.com, Rodrigo.Siqueira@amd.com,
	Aurabindo.Pillai@amd.com, Bhawanpreet.Lakha@amd.com,
	bindu.r@amd.com
Subject: [PATCH 04/14] drm/amd/display: To modify the condition in indicating branch device
Date: Fri, 18 Dec 2020 17:28:54 -0500	[thread overview]
Message-ID: <20201218222904.393785-5-bindu.r@amd.com> (raw)
In-Reply-To: <20201218222904.393785-1-bindu.r@amd.com>

From: Martin Tsai <martin.tsai@amd.com>

[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>
---
 drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c | 8 +-------
 1 file changed, 1 insertion(+), 7 deletions(-)

diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c
index 6b11d4af54af..2fc12239b22c 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c
@@ -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;
-	}
+	link->dpcd_caps.is_branch_dev = ds_port.fields.PORT_PRESENT;
 
 	switch (ds_port.fields.PORT_TYPE) {
 	case DOWNSTREAM_VGA:
-- 
2.25.1

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  parent reply	other threads:[~2020-12-18 22:29 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-12-18 22:28 [PATCH 00/14] DC Patches December 21, 2020 Bindu Ramamurthy
2020-12-18 22:28 ` [PATCH 01/14] drm/amd/display: handler not correctly checked at remove_irq_handler Bindu Ramamurthy
2020-12-18 22:28 ` [PATCH 02/14] drm/amd/display: Interfaces for hubp blank and soft reset Bindu Ramamurthy
2020-12-18 22:28 ` [PATCH 03/14] drm/amd/display: Modify the hdcp device count check condition Bindu Ramamurthy
2020-12-18 22:28 ` Bindu Ramamurthy [this message]
2020-12-18 22:28 ` [PATCH 05/14] drm/amd/display: gradually ramp ABM intensity Bindu Ramamurthy
2020-12-18 22:28 ` [PATCH 06/14] drm/amd/display: change SMU repsonse timeout to 2s Bindu Ramamurthy
2020-12-18 22:28 ` [PATCH 07/14] drm/amd/display: Update RN/VGH active display count workaround Bindu Ramamurthy
2020-12-18 22:28 ` [PATCH 08/14] drm/amd/display: Remove unnecessary NULL check Bindu Ramamurthy
2020-12-18 22:28 ` [PATCH 09/14] drm/amd/display: Multi-display underflow observed Bindu Ramamurthy
2020-12-18 22:29 ` [PATCH 10/14] drm/amd/display: Acquire DSC during split stream for ODM only if top_pipe Bindu Ramamurthy
2020-12-18 22:29 ` [PATCH 11/14] drm/amd/display: updated wm table for Renoir Bindu Ramamurthy
2020-12-18 22:29 ` [PATCH 12/14] drm/amd/display: [FW Promotion] Release 0.0.47 Bindu Ramamurthy
2020-12-18 22:29 ` [PATCH 13/14] drm/amd/display: always program DPPDTO unless not safe to lower Bindu Ramamurthy
2020-12-18 22:29 ` [PATCH 14/14] drm/amd/display: add getter routine to retrieve mpcc mux Bindu Ramamurthy

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