From: Wayne Lin <Wayne.Lin@amd.com>
To: <amd-gfx@lists.freedesktop.org>
Cc: <Harry.Wentland@amd.com>, <Sunpeng.Li@amd.com>,
<Rodrigo.Siqueira@amd.com>, <Aurabindo.Pillai@amd.com>,
<roman.li@amd.com>, <wayne.lin@amd.com>,
<agustin.gutierrez@amd.com>, <chiahsuan.chung@amd.com>,
<jerry.zuo@amd.com>, <zaeem.mohamed@amd.com>,
Fangzhi Zuo <Jerry.Zuo@amd.com>,
Rodrigo Siqueira <rodrigo.siqueira@amd.com>
Subject: [PATCH 10/22] drm/amd/display: Print Pcon FRL Link BW in Debug Message
Date: Tue, 30 Jul 2024 15:18:31 +0800 [thread overview]
Message-ID: <20240730071843.880430-11-Wayne.Lin@amd.com> (raw)
In-Reply-To: <20240730071843.880430-1-Wayne.Lin@amd.com>
From: Fangzhi Zuo <Jerry.Zuo@amd.com>
Under autonomous mode, source reads dpcd DP_PCON_HDMI_POST_FRL_STATUS
for the frl link status.
Without dsc passthrough, it serves as bw bottleneck on the entire link,
compared with the dp link from source to the converter where dsc is
available.
Reviewed-by: Rodrigo Siqueira <rodrigo.siqueira@amd.com>
Signed-off-by: Fangzhi Zuo <Jerry.Zuo@amd.com>
Signed-off-by: Wayne Lin <wayne.lin@amd.com>
---
.../gpu/drm/amd/display/dc/link/protocols/link_dp_capability.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_capability.c b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_capability.c
index f3b6d8936f91..59c9dde10885 100644
--- a/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_capability.c
+++ b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_capability.c
@@ -1166,6 +1166,8 @@ static void get_active_converter_info(
link->dpcd_caps.dongle_caps.dp_hdmi_frl_max_link_bw_in_kbps = intersect_frl_link_bw_support(
link->dpcd_caps.dongle_caps.dp_hdmi_frl_max_link_bw_in_kbps,
hdmi_encoded_link_bw);
+ DC_LOG_DC("%s: pcon frl link bw = %u\n", __func__,
+ link->dpcd_caps.dongle_caps.dp_hdmi_frl_max_link_bw_in_kbps);
}
if (link->dpcd_caps.dongle_caps.dp_hdmi_frl_max_link_bw_in_kbps > 0)
--
2.37.3
next prev parent reply other threads:[~2024-07-30 7:20 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-07-30 7:18 [PATCH 00/22] DC Patches July 29, 2024 Wayne Lin
2024-07-30 7:18 ` [PATCH 01/22] drm/amd/display: Add missing DCN314 to the DML Makefile Wayne Lin
2024-07-30 7:18 ` [PATCH 02/22] drm/amd/display: Cleanup dml2 and dc/resource Makefile Wayne Lin
2024-07-30 7:18 ` [PATCH 03/22] drm/amd/display: Remove useless defines Wayne Lin
2024-07-30 7:18 ` [PATCH 04/22] drm/amd/display: Remove unused fields from dmub_cmd_update_dirty_rect_data Wayne Lin
2024-07-30 7:18 ` [PATCH 05/22] drm/amd/display: Remove unused fields from dc_caps Wayne Lin
2024-07-30 7:18 ` [PATCH 06/22] drm/amd/display: Add missing program DET segment call to pipe init Wayne Lin
2024-07-30 7:18 ` [PATCH 07/22] drm/amd/display: Fix overlay with pre-blend color processing Wayne Lin
2024-07-30 7:18 ` [PATCH 08/22] drm/amd/display: Add stream and char control callback Wayne Lin
2024-07-30 7:18 ` [PATCH 09/22] drm/amd/display: fix a UBSAN warning in DML2.1 Wayne Lin
2024-07-30 7:18 ` Wayne Lin [this message]
2024-07-30 7:18 ` [PATCH 11/22] drm/amd/display: Disable SubVP if Hardware Rotation is Used Wayne Lin
2024-07-30 7:18 ` [PATCH 12/22] drm/amd/display: Assume 32 bpp cursor in DML21 Wayne Lin
2024-07-30 7:18 ` [PATCH 13/22] drm/amd/display: Force enable 3DLUT DMA check for dcn401 in DML Wayne Lin
2024-07-30 7:18 ` [PATCH 14/22] drm/amd/display: Re-enable panel replay feature Wayne Lin
2024-07-30 7:18 ` [PATCH 15/22] drm/amd/display: Add clock control callbacks Wayne Lin
2024-07-30 7:18 ` [PATCH 16/22] drm/amd/display: skip crtc power down when ips switch Wayne Lin
2024-07-30 7:18 ` [PATCH 17/22] drm/amd/display: Skip Recompute DSC Params if no Stream on Link Wayne Lin
2024-07-30 7:18 ` [PATCH 18/22] drm/amd/display: Address coverity change Wayne Lin
2024-07-30 7:18 ` [PATCH 19/22] drm/amd/display: Add clock control callbacks Wayne Lin
2024-07-30 7:18 ` [PATCH 20/22] drm/amd/display: Revert Avoid overflow assignment Wayne Lin
2024-07-30 7:18 ` [PATCH 21/22] drm/amd/display: Add DML2.1 option to disable DRR clamped P-State Strategies Wayne Lin
2024-07-30 7:18 ` [PATCH 22/22] drm/amd/display: 3.2.295 Wayne Lin
2024-08-06 13:10 ` [PATCH 00/22] DC Patches July 29, 2024 Wheeler, Daniel
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