From 54c3e9493cd502d63ff3643fa70b5f98b3201846 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Ma=C3=ADra=20Canal?= Date: Thu, 14 Jul 2022 13:45:03 -0300 Subject: [PATCH] drm/amd/display: Remove unused variables from dcn10_stream_encoder MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit The variable regval from the function enc1_update_generic_info_packet and the variables dynamic_range_rgb and dynamic_range_ycbcr from the function enc1_stream_encoder_dp_set_stream_attribute are not currently used. This was pointed by clang with the following warnings: drivers/gpu/drm/amd/amdgpu/../display/dc/dcn10/dcn10_stream_encoder.c:62:11: warning: variable 'regval' set but not used [-Wunused-but-set-variable] uint32_t regval; ^ drivers/gpu/drm/amd/amdgpu/../display/dc/dcn10/dcn10_stream_encoder.c:262:10: warning: variable 'dynamic_range_rgb' set but not used [-Wunused-but-set-variable] uint8_t dynamic_range_rgb = 0; /*full range*/ ^ drivers/gpu/drm/amd/amdgpu/../display/dc/dcn10/dcn10_stream_encoder.c:263:10: warning: variable 'dynamic_range_ycbcr' set but not used [-Wunused-but-set-variable] uint8_t dynamic_range_ycbcr = 1; /*bt709*/ ^ 3 warnings generated. Reviewed-by: André Almeida Signed-off-by: Maíra Canal Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/display/dc/dcn10/dcn10_stream_encoder.c | 10 ---------- 1 file changed, 10 deletions(-) diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_stream_encoder.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_stream_encoder.c index c99c6fa..484e7cdf 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_stream_encoder.c +++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_stream_encoder.c @@ -59,7 +59,6 @@ void enc1_update_generic_info_packet( uint32_t packet_index, const struct dc_info_packet *info_packet) { - uint32_t regval; /* TODOFPGA Figure out a proper number for max_retries polling for lock * use 50 for now. */ @@ -88,7 +87,6 @@ void enc1_update_generic_info_packet( REG_UPDATE(AFMT_VBI_PACKET_CONTROL, AFMT_GENERIC_CONFLICT_CLR, 1); /* choose which generic packet to use */ - regval = REG_READ(AFMT_VBI_PACKET_CONTROL); REG_UPDATE(AFMT_VBI_PACKET_CONTROL, AFMT_GENERIC_INDEX, packet_index); @@ -259,8 +257,6 @@ void enc1_stream_encoder_dp_set_stream_attribute( uint32_t h_back_porch; uint8_t synchronous_clock = 0; /* asynchronous mode */ uint8_t colorimetry_bpc; - uint8_t dynamic_range_rgb = 0; /*full range*/ - uint8_t dynamic_range_ycbcr = 1; /*bt709*/ uint8_t dp_pixel_encoding = 0; uint8_t dp_component_depth = 0; @@ -372,18 +368,15 @@ void enc1_stream_encoder_dp_set_stream_attribute( switch (output_color_space) { case COLOR_SPACE_SRGB: misc1 = misc1 & ~0x80; /* bit7 = 0*/ - dynamic_range_rgb = 0; /*full range*/ break; case COLOR_SPACE_SRGB_LIMITED: misc0 = misc0 | 0x8; /* bit3=1 */ misc1 = misc1 & ~0x80; /* bit7 = 0*/ - dynamic_range_rgb = 1; /*limited range*/ break; case COLOR_SPACE_YCBCR601: case COLOR_SPACE_YCBCR601_LIMITED: misc0 = misc0 | 0x8; /* bit3=1, bit4=0 */ misc1 = misc1 & ~0x80; /* bit7 = 0*/ - dynamic_range_ycbcr = 0; /*bt601*/ if (hw_crtc_timing.pixel_encoding == PIXEL_ENCODING_YCBCR422) misc0 = misc0 | 0x2; /* bit2=0, bit1=1 */ else if (hw_crtc_timing.pixel_encoding == PIXEL_ENCODING_YCBCR444) @@ -393,15 +386,12 @@ void enc1_stream_encoder_dp_set_stream_attribute( case COLOR_SPACE_YCBCR709_LIMITED: misc0 = misc0 | 0x18; /* bit3=1, bit4=1 */ misc1 = misc1 & ~0x80; /* bit7 = 0*/ - dynamic_range_ycbcr = 1; /*bt709*/ if (hw_crtc_timing.pixel_encoding == PIXEL_ENCODING_YCBCR422) misc0 = misc0 | 0x2; /* bit2=0, bit1=1 */ else if (hw_crtc_timing.pixel_encoding == PIXEL_ENCODING_YCBCR444) misc0 = misc0 | 0x4; /* bit2=1, bit1=0 */ break; case COLOR_SPACE_2020_RGB_LIMITEDRANGE: - dynamic_range_rgb = 1; /*limited range*/ - break; case COLOR_SPACE_2020_RGB_FULLRANGE: case COLOR_SPACE_2020_YCBCR: case COLOR_SPACE_XR_RGB: -- 2.7.4