linux-kernel - [PATCH 2/4] drm/amd/display: dcn20: Use min()/max() helper macros

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Message-ID: <fe281d361affb39b698211e3165af645089af92a.1673730293.git.drv@mailo.com>
Date:   Sun, 15 Jan 2023 02:50:37 +0530
From:   Deepak R Varma <drv@...lo.com>
To:     Harry Wentland <harry.wentland@....com>,
        Leo Li <sunpeng.li@....com>,
        Rodrigo Siqueira <Rodrigo.Siqueira@....com>,
        Alex Deucher <alexander.deucher@....com>,
        Christian König <christian.koenig@....com>,
        "Pan, Xinhui" <Xinhui.Pan@....com>,
        David Airlie <airlied@...il.com>,
        Daniel Vetter <daniel@...ll.ch>, amd-gfx@...ts.freedesktop.org,
        dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org
Cc:     Saurabh Singh Sengar <ssengar@...rosoft.com>,
        Praveen Kumar <kumarpraveen@...ux.microsoft.com>
Subject: [PATCH 2/4] drm/amd/display: dcn20: Use min()/max() helper macros

Use the standard min() / max() helper macros instead of direct variable
comparison using if/else blocks or ternary operator. Change identified
using minmax.cocci Coccinelle semantic patch.

Signed-off-by: Deepak R Varma <drv@...lo.com>
---
 .../gpu/drm/amd/display/dc/dml/dcn20/display_mode_vba_20.c   | 5 +----
 .../gpu/drm/amd/display/dc/dml/dcn20/display_mode_vba_20v2.c | 5 +----
 2 files changed, 2 insertions(+), 8 deletions(-)

diff --git a/drivers/gpu/drm/amd/display/dc/dml/dcn20/display_mode_vba_20.c b/drivers/gpu/drm/amd/display/dc/dml/dcn20/display_mode_vba_20.c
index d3b5b6fedf04..850bb0f973d4 100644
--- a/drivers/gpu/drm/amd/display/dc/dml/dcn20/display_mode_vba_20.c
+++ b/drivers/gpu/drm/amd/display/dc/dml/dcn20/display_mode_vba_20.c
@@ -626,10 +626,7 @@ static bool CalculatePrefetchSchedule(
 
 	dst_y_prefetch_oto = Tpre_oto / LineTime;
 
-	if (dst_y_prefetch_oto < dst_y_prefetch_equ)
-		*DestinationLinesForPrefetch = dst_y_prefetch_oto;
-	else
-		*DestinationLinesForPrefetch = dst_y_prefetch_equ;
+	*DestinationLinesForPrefetch = min(dst_y_prefetch_oto, dst_y_prefetch_equ);
 
 	*DestinationLinesForPrefetch = dml_floor(4.0 * (*DestinationLinesForPrefetch + 0.125), 1)
 			/ 4;
diff --git a/drivers/gpu/drm/amd/display/dc/dml/dcn20/display_mode_vba_20v2.c b/drivers/gpu/drm/amd/display/dc/dml/dcn20/display_mode_vba_20v2.c
index edd098c7eb92..6f4903525acc 100644
--- a/drivers/gpu/drm/amd/display/dc/dml/dcn20/display_mode_vba_20v2.c
+++ b/drivers/gpu/drm/amd/display/dc/dml/dcn20/display_mode_vba_20v2.c
@@ -686,10 +686,7 @@ static bool CalculatePrefetchSchedule(
 
 	dst_y_prefetch_oto = Tpre_oto / LineTime;
 
-	if (dst_y_prefetch_oto < dst_y_prefetch_equ)
-		*DestinationLinesForPrefetch = dst_y_prefetch_oto;
-	else
-		*DestinationLinesForPrefetch = dst_y_prefetch_equ;
+	*DestinationLinesForPrefetch = min(dst_y_prefetch_oto, dst_y_prefetch_equ);
 
 	*DestinationLinesForPrefetch = dml_floor(4.0 * (*DestinationLinesForPrefetch + 0.125), 1)
 			/ 4;
-- 
2.34.1