linux-kernel - [PATCH 2/2] drm/amd/display: Remove set but unused variable cursor

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Date:   Thu, 17 Nov 2022 15:06:55 +0800
From:   Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>
To:     alexander.deucher@....com
Cc:     christian.koenig@....com, Xinhui.Pan@....com, airlied@...il.com,
        daniel@...ll.ch, amd-gfx@...ts.freedesktop.org,
        dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org,
        Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>,
        Abaci Robot <abaci@...ux.alibaba.com>
Subject: [PATCH 2/2] drm/amd/display: Remove set but unused variable cursor_bpp

Variable cursor_bpp is not effectively used in the function, so delete it.

drivers/gpu/drm/amd/amdgpu/../display/dc/dcn32/dcn32_hwseq.c:217:10: warning: variable ‘cursor_bpp’ set but not used.

Link: https://bugzilla.openanolis.cn/show_bug.cgi?id=3120
Reported-by: Abaci Robot <abaci@...ux.alibaba.com>
Signed-off-by: Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>
---
 drivers/gpu/drm/amd/display/dc/dcn32/dcn32_hwseq.c | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_hwseq.c b/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_hwseq.c
index 763311ffb967..311be35de315 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_hwseq.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_hwseq.c
@@ -214,7 +214,6 @@ static uint32_t dcn32_calculate_cab_allocation(struct dc *dc, struct dc_state *c
 	uint32_t lines_per_way = 0;
 	uint8_t num_ways = 0;
 	uint8_t bytes_per_pixel = 0;
-	uint8_t cursor_bpp = 0;
 	uint16_t mblk_width = 0;
 	uint16_t mblk_height = 0;
 	uint16_t mall_alloc_width_blk_aligned = 0;
@@ -288,19 +287,16 @@ static uint32_t dcn32_calculate_cab_allocation(struct dc *dc, struct dc_state *c
 				switch (pipe->stream->cursor_attributes.color_format) {
 				case CURSOR_MODE_MONO:
 					cursor_size /= 2;
-					cursor_bpp = 4;
 					break;
 				case CURSOR_MODE_COLOR_1BIT_AND:
 				case CURSOR_MODE_COLOR_PRE_MULTIPLIED_ALPHA:
 				case CURSOR_MODE_COLOR_UN_PRE_MULTIPLIED_ALPHA:
 					cursor_size *= 4;
-					cursor_bpp = 4;
 					break;
 
 				case CURSOR_MODE_COLOR_64BIT_FP_PRE_MULTIPLIED:
 				case CURSOR_MODE_COLOR_64BIT_FP_UN_PRE_MULTIPLIED:
 					cursor_size *= 8;
-					cursor_bpp = 8;
 					break;
 				}
 
-- 
2.20.1.7.g153144c