From c6c75ca99e8b72c140833a10ff1a73fdd836b95c Mon Sep 17 00:00:00 2001
From: Ye Guojin <ye.guojin@zte.com.cn>
Date: Fri, 12 Nov 2021 06:16:51 +0000
Subject: drm/amd/display: fix cond_no_effect.cocci warnings
Git-commit: 88ac6df8af2c1fd02f2f8865257d8b632abeb688
Patch-mainline: v5.17-rc1
References: jsc#PED-1166 jsc#PED-1168 jsc#PED-1170 jsc#PED-1218 jsc#PED-1220 jsc#PED-1222 jsc#PED-1223 jsc#PED-1225
This was found by coccicheck:
./drivers/gpu/drm/amd/display/dc/core/dc_resource.c, 2516, 7-9, WARNING
possible condition with no effect (if == else)
hdmi_info.bits.YQ0_YQ1 is always YYC_QUANTIZATION_LIMITED_RANGE.
Reported-by: Zeal Robot <zealci@zte.com.cn>
Signed-off-by: Ye Guojin <ye.guojin@zte.com.cn>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Patrik Jakobsson <pjakobsson@suse.de>
---
drivers/gpu/drm/amd/display/dc/core/dc_resource.c | 12 +-----------
1 file changed, 1 insertion(+), 11 deletions(-)
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c
index ed75c297be07..1edddd678f5b 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c
@@ -2513,17 +2513,7 @@ static void set_avi_info_frame(
/* TODO : We should handle YCC quantization */
/* but we do not have matrix calculation */
- if (stream->qy_bit == 1) {
- if (color_space == COLOR_SPACE_SRGB ||
- color_space == COLOR_SPACE_2020_RGB_FULLRANGE)
- hdmi_info.bits.YQ0_YQ1 = YYC_QUANTIZATION_LIMITED_RANGE;
- else if (color_space == COLOR_SPACE_SRGB_LIMITED ||
- color_space == COLOR_SPACE_2020_RGB_LIMITEDRANGE)
- hdmi_info.bits.YQ0_YQ1 = YYC_QUANTIZATION_LIMITED_RANGE;
- else
- hdmi_info.bits.YQ0_YQ1 = YYC_QUANTIZATION_LIMITED_RANGE;
- } else
- hdmi_info.bits.YQ0_YQ1 = YYC_QUANTIZATION_LIMITED_RANGE;
+ hdmi_info.bits.YQ0_YQ1 = YYC_QUANTIZATION_LIMITED_RANGE;
///VIC
format = stream->timing.timing_3d_format;
--
2.38.1