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| ^~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/include/ddc_service_types.h:140:22: warning: 'DP_VGA_LVDS_CONVERTER_ID_3' defined but not used [-Wunused-const-variable=] 140 | static const uint8_t DP_VGA_LVDS_CONVERTER_ID_3[] = "dnomlA"; | ^~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/include/ddc_service_types.h:138:22: warning: 'DP_VGA_LVDS_CONVERTER_ID_2' defined but not used [-Wunused-const-variable=] 138 | static const uint8_t DP_VGA_LVDS_CONVERTER_ID_2[] = "sivarT"; | ^~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/include/ddc_service_types.h:135:17: warning: 'DP_SINK_BRANCH_DEV_NAME_7580' defined but not used [-Wunused-const-variable=] 135 | static const u8 DP_SINK_BRANCH_DEV_NAME_7580[] = "7580\x80u"; | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/include/ddc_service_types.h:133:22: warning: 'DP_SINK_DEVICE_STR_ID_2' defined but not used [-Wunused-const-variable=] 133 | static const uint8_t DP_SINK_DEVICE_STR_ID_2[] = {7, 1, 8, 7, 5}; | ^~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/include/ddc_service_types.h:132:22: warning: 'DP_SINK_DEVICE_STR_ID_1' defined but not used [-Wunused-const-variable=] 132 | static const uint8_t DP_SINK_DEVICE_STR_ID_1[] = {7, 1, 8, 7, 3}; | ^~~~~~~~~~~~~~~~~~~~~~~ In file included from drivers/gpu/drm/amd/amdgpu/../display/dc/dc_types.h:37, from drivers/gpu/drm/amd/amdgpu/../display/dc/dc.h:29, from drivers/gpu/drm/amd/amdgpu/../display/dc/inc/core_types.h:29: drivers/gpu/drm/amd/amdgpu/../display/dc/dc_hdmi_types.h:53:22: warning: 'dp_hdmi_dongle_signature_str' defined but not used [-Wunused-const-variable=] 53 | static const uint8_t dp_hdmi_dongle_signature_str[] = "DP-HDMI ADAPTOR"; | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~ vim +/link_timing_bandwidth_kbps +258 drivers/gpu/drm/amd/amdgpu/../display/dc/link/link_validation.c 257 > 258 uint32_t link_timing_bandwidth_kbps(const struct dc_crtc_timing *timing) 259 { 260 uint32_t bits_per_channel = 0; 261 uint32_t kbps; 262 263 if (timing->flags.DSC) 264 return dc_dsc_stream_bandwidth_in_kbps(timing, 265 timing->dsc_cfg.bits_per_pixel, 266 timing->dsc_cfg.num_slices_h, 267 timing->dsc_cfg.is_dp); 268 269 switch (timing->display_color_depth) { 270 case COLOR_DEPTH_666: 271 bits_per_channel = 6; 272 break; 273 case COLOR_DEPTH_888: 274 bits_per_channel = 8; 275 break; 276 case COLOR_DEPTH_101010: 277 bits_per_channel = 10; 278 break; 279 case COLOR_DEPTH_121212: 280 bits_per_channel = 12; 281 break; 282 case COLOR_DEPTH_141414: 283 bits_per_channel = 14; 284 break; 285 case COLOR_DEPTH_161616: 286 bits_per_channel = 16; 287 break; 288 default: 289 ASSERT(bits_per_channel != 0); 290 bits_per_channel = 8; 291 break; 292 } 293 294 kbps = timing->pix_clk_100hz / 10; 295 kbps *= bits_per_channel; 296 297 if (timing->flags.Y_ONLY != 1) { 298 /*Only YOnly make reduce bandwidth by 1/3 compares to RGB*/ 299 kbps *= 3; 300 if (timing->pixel_encoding == PIXEL_ENCODING_YCBCR420) 301 kbps /= 2; 302 else if (timing->pixel_encoding == PIXEL_ENCODING_YCBCR422) 303 kbps = kbps * 2 / 3; 304 } 305 306 return kbps; 307 } 308 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests