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From: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
To: amd-gfx@lists.freedesktop.org
Cc: Aric Cyr <Aric.Cyr@amd.com>, Anthony Koo <Anthony.Koo@amd.com>,
	Eryk.Brol@amd.com, Sunpeng.Li@amd.com, Harry.Wentland@amd.com,
	qingqing.zhuo@amd.com, Rodrigo.Siqueira@amd.com,
	roman.li@amd.com, Aurabindo.Pillai@amd.com,
	Tony Cheng <Tony.Cheng@amd.com>,
	Yongqiang Sun <yongqiang.sun@amd.com>,
	Bhawanpreet.Lakha@amd.com, bindu.r@amd.com
Subject: [PATCH 12/18] drm/amd/display: Check multiple internal displays for power optimization.
Date: Fri, 20 Nov 2020 15:19:52 -0500	[thread overview]
Message-ID: <20201120201958.2455002-13-Rodrigo.Siqueira@amd.com> (raw)
In-Reply-To: <20201120201958.2455002-1-Rodrigo.Siqueira@amd.com>

From: Yongqiang Sun <yongqiang.sun@amd.com>

[Why & How]
only apply multiple display power optimization in case there are more
than one internal display.

Signed-off-by: Yongqiang Sun <yongqiang.sun@amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
Acked-by: Anthony Koo <Anthony.Koo@amd.com>
Acked-by: Aric Cyr <Aric.Cyr@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
---
 drivers/gpu/drm/amd/display/dc/core/dc.c | 16 ++++++++++++++++
 drivers/gpu/drm/amd/display/dc/dc.h      |  1 +
 2 files changed, 17 insertions(+)

diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c
index 28b856e2686d..903353389edb 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc.c
@@ -149,6 +149,20 @@ static void destroy_links(struct dc *dc)
 	}
 }
 
+static uint32_t get_num_of_internal_disp(struct dc_link **links, uint32_t num_links)
+{
+	int i;
+	uint32_t count = 0;
+
+	for (i = 0; i < num_links; i++) {
+		if (links[i]->connector_signal == SIGNAL_TYPE_EDP ||
+				links[i]->is_internal_display)
+			count++;
+	}
+
+	return count;
+}
+
 static bool create_links(
 		struct dc *dc,
 		uint32_t num_virtual_links)
@@ -250,6 +264,8 @@ static bool create_links(
 		virtual_link_encoder_construct(link->link_enc, &enc_init);
 	}
 
+	dc->caps.num_of_internal_disp = get_num_of_internal_disp(dc->links, dc->link_count);
+
 	return true;
 
 failed_alloc:
diff --git a/drivers/gpu/drm/amd/display/dc/dc.h b/drivers/gpu/drm/amd/display/dc/dc.h
index b170e653febc..115468d3f793 100644
--- a/drivers/gpu/drm/amd/display/dc/dc.h
+++ b/drivers/gpu/drm/amd/display/dc/dc.h
@@ -169,6 +169,7 @@ struct dc_caps {
 	bool psp_setup_panel_mode;
 	bool extended_aux_timeout_support;
 	bool dmcub_support;
+	uint32_t num_of_internal_disp;
 	enum dp_protocol_version max_dp_protocol_version;
 	struct dc_plane_cap planes[MAX_PLANES];
 	struct dc_color_caps color;
-- 
2.29.2

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  parent reply	other threads:[~2020-11-20 20:20 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-11-20 20:19 [PATCH 00/18] DC 3.2.113 Patches, November 20, 2020 Rodrigo Siqueira
2020-11-20 20:19 ` [PATCH 01/18] drm/amd/display: add i2c speed arbitration for dc_i2c and hdcp_i2c Rodrigo Siqueira
2020-11-20 20:19 ` [PATCH 02/18] drm/amd/display: Source minimum HBlank support Rodrigo Siqueira
2020-11-20 20:19 ` [PATCH 03/18] drm/amd/display: Update panel register Rodrigo Siqueira
2020-11-20 20:19 ` [PATCH 04/18] drm/amd/display: Enable stutter for dcn3.01 Rodrigo Siqueira
2020-11-20 20:19 ` [PATCH 05/18] drm/amd/display: Add DMCU memory low power support Rodrigo Siqueira
2020-11-20 20:19 ` [PATCH 06/18] drm/amd/display: intermittent underflow observed when PIP is toggled in Full screen Rodrigo Siqueira
2020-11-20 20:19 ` [PATCH 07/18] drm/amd/display: expose clk_mgr functions for reuse Rodrigo Siqueira
2020-11-20 20:19 ` [PATCH 08/18] drm/amd/display: change hw sequence Rodrigo Siqueira
2020-11-20 20:19 ` [PATCH 09/18] drm/amd/display: Clear sticky vsc sdp error bit Rodrigo Siqueira
2020-11-20 20:19 ` [PATCH 10/18] drm/amd/display: Add BLNDGAM memory shutdown support Rodrigo Siqueira
2020-11-20 20:19 ` [PATCH 11/18] drm/amd/display: Add internal display info Rodrigo Siqueira
2020-11-20 20:19 ` Rodrigo Siqueira [this message]
2020-11-20 20:19 ` [PATCH 13/18] drm/amd/display: remove macro which is in header already Rodrigo Siqueira
2020-11-20 20:19 ` [PATCH 14/18] drm/amd/display: Add GAMCOR memory shutdown support Rodrigo Siqueira
2020-11-20 20:19 ` [PATCH 15/18] drm/amd/display: enable pipe power gating by default Rodrigo Siqueira
2020-11-20 20:19 ` [PATCH 16/18] drm/amd/display: 3.2.113 Rodrigo Siqueira
2020-11-20 20:19 ` [PATCH 17/18] drm/amd/display: To update backlight restore mechanism Rodrigo Siqueira
2020-11-20 20:19 ` [PATCH 18/18] drm/amd/display: init soc bounding box for dcn3.01 Rodrigo Siqueira

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