linux-kernel - [PATCH 2/5] drm/amd/display: Remove unused dwb3_set_host_read_rate

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Message-ID: <20241104023852.492497-3-linux@treblig.org>
Date: Mon,  4 Nov 2024 02:38:49 +0000
From: linux@...blig.org
To: alexander.deucher@....com,
	harry.wentland@....com,
	sunpeng.li@....com,
	Rodrigo.Siqueira@....com,
	christian.koenig@....com,
	Xinhui.Pan@....com,
	chaitanya.dhere@....com,
	jun.lei@....com
Cc: airlied@...il.com,
	simona@...ll.ch,
	amd-gfx@...ts.freedesktop.org,
	dri-devel@...ts.freedesktop.org,
	linux-kernel@...r.kernel.org,
	"Dr. David Alan Gilbert" <linux@...blig.org>
Subject: [PATCH 2/5] drm/amd/display: Remove unused dwb3_set_host_read_rate_control

From: "Dr. David Alan Gilbert" <linux@...blig.org>

dwb3_set_host_read_rate_control() has been unused since it was added by
commit 8993dee0de2a ("drm/amd/display: Add DCN3 DWB")

Remove it.

Signed-off-by: Dr. David Alan Gilbert <linux@...blig.org>
---
 .../gpu/drm/amd/display/dc/dwb/dcn30/dcn30_dwb.c    | 13 -------------
 .../gpu/drm/amd/display/dc/dwb/dcn30/dcn30_dwb.h    |  1 -
 2 files changed, 14 deletions(-)

diff --git a/drivers/gpu/drm/amd/display/dc/dwb/dcn30/dcn30_dwb.c b/drivers/gpu/drm/amd/display/dc/dwb/dcn30/dcn30_dwb.c
index fae98cf52020..bc058f682438 100644
--- a/drivers/gpu/drm/amd/display/dc/dwb/dcn30/dcn30_dwb.c
+++ b/drivers/gpu/drm/amd/display/dc/dwb/dcn30/dcn30_dwb.c
@@ -270,16 +270,3 @@ void dcn30_dwbc_construct(struct dcn30_dwbc *dwbc30,
 	dwbc30->dwbc_shift = dwbc_shift;
 	dwbc30->dwbc_mask = dwbc_mask;
 }
-
-void dwb3_set_host_read_rate_control(struct dwbc *dwbc, bool host_read_delay)
-{
-	struct dcn30_dwbc *dwbc30 = TO_DCN30_DWBC(dwbc);
-
-	/*
-	 * Set maximum delay of host read access to DWBSCL LUT or OGAM LUT if there are no
-	 * idle cycles in HW pipeline (in number of clock cycles times 4)
-	 */
-	REG_UPDATE(DWB_HOST_READ_CONTROL, DWB_HOST_READ_RATE_CONTROL, host_read_delay);
-
-	DC_LOG_DWB("%s dwb3_rate_control at inst = %d", __func__, dwbc->inst);
-}
diff --git a/drivers/gpu/drm/amd/display/dc/dwb/dcn30/dcn30_dwb.h b/drivers/gpu/drm/amd/display/dc/dwb/dcn30/dcn30_dwb.h
index 0f3f7c5fbaec..7f053f49ec6a 100644
--- a/drivers/gpu/drm/amd/display/dc/dwb/dcn30/dcn30_dwb.h
+++ b/drivers/gpu/drm/amd/display/dc/dwb/dcn30/dcn30_dwb.h
@@ -914,7 +914,6 @@ bool dwb3_ogam_set_input_transfer_func(
 	struct dwbc *dwbc,
 	const struct dc_transfer_func *in_transfer_func_dwb_ogam);
 
-void dwb3_set_host_read_rate_control(struct dwbc *dwbc, bool host_read_delay);
 #endif
 
 
-- 
2.47.0