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From:   Jiapeng Zhong <abaci-bugfix@linux.alibaba.com>
To:     harry.wentland@amd.com
Cc:     sunpeng.li@amd.com, alexander.deucher@amd.com,
        christian.koenig@amd.com, airlied@linux.ie, daniel@ffwll.ch,
        luben.tuikov@amd.com, Eric.Bernstein@amd.com,
        Bhawanpreet.Lakha@amd.com, Rodrigo.Siqueira@amd.com,
        Dmytro.Laktyushkin@amd.com, yebin10@huawei.com,
        amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org,
        linux-kernel@vger.kernel.org,
        Jiapeng Zhong <abaci-bugfix@linux.alibaba.com>
Subject: [PATCH] drm/amdgpu: Assign boolean values to a bool variable
Date:   Wed, 20 Jan 2021 15:16:47 +0800
Message-Id: <1611127007-39308-1-git-send-email-abaci-bugfix@linux.alibaba.com>
Precedence: bulk

Fix the following coccicheck warnings:

./drivers/gpu/drm/amd/display/dc/dml/dcn30/display_rq_dlg_calc_30.c:
1009:6-16: WARNING: Assignment of 0/1 to bool variable.

./drivers/gpu/drm/amd/display/dc/dml/dcn30/display_rq_dlg_calc_30.c:
200:2-10: WARNING: Assignment of 0/1 to bool variable.

Reported-by: Abaci Robot <abaci@linux.alibaba.com>
Signed-off-by: Jiapeng Zhong <abaci-bugfix@linux.alibaba.com>
---
 .../display/dc/dml/dcn30/display_rq_dlg_calc_30.c  | 32 +++++++++++-----------
 1 file changed, 16 insertions(+), 16 deletions(-)

diff --git a/drivers/gpu/drm/amd/display/dc/dml/dcn30/display_rq_dlg_calc_30.c b/drivers/gpu/drm/amd/display/dc/dml/dcn30/display_rq_dlg_calc_30.c
index 5b5916b..0f14f20 100644
--- a/drivers/gpu/drm/amd/display/dc/dml/dcn30/display_rq_dlg_calc_30.c
+++ b/drivers/gpu/drm/amd/display/dc/dml/dcn30/display_rq_dlg_calc_30.c
@@ -165,8 +165,8 @@ static void handle_det_buf_split(struct display_mode_lib *mode_lib,
 	unsigned int swath_bytes_c = 0;
 	unsigned int full_swath_bytes_packed_l = 0;
 	unsigned int full_swath_bytes_packed_c = 0;
-	bool req128_l = 0;
-	bool req128_c = 0;
+	bool req128_l = false;
+	bool req128_c = false;
 	bool surf_linear = (pipe_src_param.sw_mode == dm_sw_linear);
 	bool surf_vert = (pipe_src_param.source_scan == dm_vert);
 	unsigned int log2_swath_height_l = 0;
@@ -191,37 +191,37 @@ static void handle_det_buf_split(struct display_mode_lib *mode_lib,
 		total_swath_bytes = 2 * full_swath_bytes_packed_l;
 
 	if (total_swath_bytes <= detile_buf_size_in_bytes) { //full 256b request
-		req128_l = 0;
-		req128_c = 0;
+		req128_l = false;
+		req128_c = false;
 		swath_bytes_l = full_swath_bytes_packed_l;
 		swath_bytes_c = full_swath_bytes_packed_c;
 	} else if (!rq_param->yuv420) {
-		req128_l = 1;
-		req128_c = 0;
+		req128_l = true;
+		req128_c = false;
 		swath_bytes_c = full_swath_bytes_packed_c;
 		swath_bytes_l = full_swath_bytes_packed_l / 2;
 	} else if ((double)full_swath_bytes_packed_l / (double)full_swath_bytes_packed_c < 1.5) {
-		req128_l = 0;
-		req128_c = 1;
+		req128_l = false;
+		req128_c = true;
 		swath_bytes_l = full_swath_bytes_packed_l;
 		swath_bytes_c = full_swath_bytes_packed_c / 2;
 
 		total_swath_bytes = 2 * swath_bytes_l + 2 * swath_bytes_c;
 
 		if (total_swath_bytes > detile_buf_size_in_bytes) {
-			req128_l = 1;
+			req128_l = true;
 			swath_bytes_l = full_swath_bytes_packed_l / 2;
 		}
 	} else {
-		req128_l = 1;
-		req128_c = 0;
+		req128_l = true;
+		req128_c = false;
 		swath_bytes_l = full_swath_bytes_packed_l/2;
 		swath_bytes_c = full_swath_bytes_packed_c;
 
 		total_swath_bytes = 2 * swath_bytes_l + 2 * swath_bytes_c;
 
 		if (total_swath_bytes > detile_buf_size_in_bytes) {
-			req128_c = 1;
+			req128_c = true;
 			swath_bytes_c = full_swath_bytes_packed_c/2;
 		}
 	}
@@ -1006,8 +1006,8 @@ static void dml_rq_dlg_get_dlg_params(struct display_mode_lib *mode_lib,
 
 	double min_dst_y_ttu_vblank = 0;
 	unsigned int dlg_vblank_start = 0;
-	bool dual_plane = 0;
-	bool mode_422 = 0;
+	bool dual_plane = false;
+	bool mode_422 = false;
 	unsigned int access_dir = 0;
 	unsigned int vp_height_l = 0;
 	unsigned int vp_width_l = 0;
@@ -1021,7 +1021,7 @@ static void dml_rq_dlg_get_dlg_params(struct display_mode_lib *mode_lib,
 	double hratio_c = 0;
 	double vratio_l = 0;
 	double vratio_c = 0;
-	bool scl_enable = 0;
+	bool scl_enable = false;
 
 	double line_time_in_us = 0;
 	//	double vinit_l;
@@ -1156,7 +1156,7 @@ static void dml_rq_dlg_get_dlg_params(struct display_mode_lib *mode_lib,
 	// Source
 	//			 dcc_en			  = src.dcc;
 	dual_plane = is_dual_plane((enum source_format_class)(src->source_format));
-	mode_422 = 0; // TODO
+	mode_422 = false; // TODO
 	access_dir = (src->source_scan == dm_vert); // vp access direction: horizontal or vertical accessed
 	vp_height_l = src->viewport_height;
 	vp_width_l = src->viewport_width;
-- 
1.8.3.1