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From: Qingqing Zhuo <qingqing.zhuo@amd.com>
To: amd-gfx@lists.freedesktop.org
Cc: Eryk.Brol@amd.com, Sunpeng.Li@amd.com, Harry.Wentland@amd.com,
	qingqing.zhuo@amd.com, Rodrigo.Siqueira@amd.com,
	roman.li@amd.com, Anson.Jacob@amd.com, Aurabindo.Pillai@amd.com,
	Po-Ting Chen <robin.chen@amd.com>,
	Bhawanpreet.Lakha@amd.com, bindu.r@amd.com
Subject: [PATCH 01/14] drm/amd/display: Change ABM sample rate
Date: Thu, 11 Feb 2021 16:44:31 -0500	[thread overview]
Message-ID: <20210211214444.8348-2-qingqing.zhuo@amd.com> (raw)
In-Reply-To: <20210211214444.8348-1-qingqing.zhuo@amd.com>

From: Po-Ting Chen <robin.chen@amd.com>

[Why]
To get the pixel statistics on every frame, change ABM
sample rate from 2 to 1.

[How]
Change LS, HS and BL sample rate to 1.

Signed-off-by: Po-Ting Chen <robin.chen@amd.com>
Reviewed-by: Anthony Koo <Anthony.Koo@amd.com>
Acked-by: Qingqing Zhuo <Qingqing.Zhuo@amd.com>
---
 drivers/gpu/drm/amd/display/dc/dce/dmub_abm.c | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/drivers/gpu/drm/amd/display/dc/dce/dmub_abm.c b/drivers/gpu/drm/amd/display/dc/dce/dmub_abm.c
index 453aaa5757bd..eb1698d54a48 100644
--- a/drivers/gpu/drm/amd/display/dc/dce/dmub_abm.c
+++ b/drivers/gpu/drm/amd/display/dc/dce/dmub_abm.c
@@ -72,11 +72,11 @@ static void dmub_abm_init(struct abm *abm, uint32_t backlight)
 {
 	struct dce_abm *dce_abm = TO_DMUB_ABM(abm);
 
-	REG_WRITE(DC_ABM1_HG_SAMPLE_RATE, 0x103);
-	REG_WRITE(DC_ABM1_HG_SAMPLE_RATE, 0x101);
-	REG_WRITE(DC_ABM1_LS_SAMPLE_RATE, 0x103);
-	REG_WRITE(DC_ABM1_LS_SAMPLE_RATE, 0x101);
-	REG_WRITE(BL1_PWM_BL_UPDATE_SAMPLE_RATE, 0x101);
+	REG_WRITE(DC_ABM1_HG_SAMPLE_RATE, 0x3);
+	REG_WRITE(DC_ABM1_HG_SAMPLE_RATE, 0x1);
+	REG_WRITE(DC_ABM1_LS_SAMPLE_RATE, 0x3);
+	REG_WRITE(DC_ABM1_LS_SAMPLE_RATE, 0x1);
+	REG_WRITE(BL1_PWM_BL_UPDATE_SAMPLE_RATE, 0x1);
 
 	REG_SET_3(DC_ABM1_HG_MISC_CTRL, 0,
 			ABM1_HG_NUM_OF_BINS_SEL, 0,
-- 
2.17.1

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  reply	other threads:[~2021-02-11 21:45 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-02-11 21:44 [PATCH 00/14] DC Patches Feb 15th, 2021 Qingqing Zhuo
2021-02-11 21:44 ` Qingqing Zhuo [this message]
2021-02-11 21:44 ` [PATCH 02/14] drm/amd/display: remove global optimize seamless boot stream count Qingqing Zhuo
2021-02-11 21:44 ` [PATCH 03/14] drm/amd/display: Old path for enabling DPG Qingqing Zhuo
2021-02-11 21:44 ` [PATCH 04/14] drm/amd/display: Unblank hubp based on plane enable Qingqing Zhuo
2021-02-11 21:44 ` [PATCH 05/14] drm/amd/display: changing sr exit latency Qingqing Zhuo
2021-02-11 21:44 ` [PATCH 06/14] drm/amd/display: Add dc_dmub_srv helpers for in/out DMCUB commands Qingqing Zhuo
2021-02-11 21:44 ` [PATCH 07/14] drm/amd/display: Fix MPC OGAM power on/off sequence Qingqing Zhuo
2021-02-11 21:44 ` [PATCH 08/14] drm/amd/display: Populate dcn2.1 bounding box before state duplication Qingqing Zhuo
2021-02-11 21:44 ` [PATCH 09/14] drm/amd/display: Add Freesync HDMI support to DM Qingqing Zhuo
2021-02-18 22:31   ` Nathan Chancellor
2021-02-11 21:44 ` [PATCH 10/14] drm/amd/display: Copy over soc values before bounding box creation Qingqing Zhuo
2021-02-11 21:44 ` [PATCH 11/14] drm/amd/display: AVMUTE simplification Qingqing Zhuo
2021-02-11 21:44 ` [PATCH 12/14] drm/amd/display: Implement transmitter control v1.7 Qingqing Zhuo
2021-02-11 21:44 ` [PATCH 13/14] drm/amd/display: [FW Promotion] Release 0.0.52 Qingqing Zhuo
2021-02-11 21:44 ` [PATCH 14/14] drm/amd/display: 3.2.123 Qingqing Zhuo
2021-02-16 16:01 ` [PATCH 00/14] DC Patches Feb 15th, 2021 Wheeler, Daniel

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