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Date: Thu, 22 Dec 2022 15:51:39 +0800
From: kernel test robot <lkp@...el.com>
To: Alvin Lee <Alvin.Lee2@....com>
Cc: oe-kbuild-all@...ts.linux.dev, linux-kernel@...r.kernel.org,
Alex Deucher <alexander.deucher@....com>,
Jun Lei <Jun.Lei@....com>
Subject: drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc.c:1134:46: error:
'const struct timing_generator_funcs' has no member named
'disable_phantom_crtc'
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 9d2f6060fe4c3b49d0cdc1dce1c99296f33379c8
commit: dc55b106ad477c67f969f3432d9070c6846fb557 drm/amd/display: Disable phantom OTG after enable for plane disable
date: 6 weeks ago
config: s390-randconfig-r044-20221218
compiler: s390-linux-gcc (GCC) 12.1.0
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=dc55b106ad477c67f969f3432d9070c6846fb557
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout dc55b106ad477c67f969f3432d9070c6846fb557
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=s390 olddefconfig
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=s390 SHELL=/bin/bash
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@...el.com>
All errors (new ones prefixed by >>):
s390-linux-ld: arch/s390/purgatory/purgatory: in function `sha256_update':
>> (.text+0x248c): undefined reference to `ftrace_likely_update'
s390-linux-ld: (.text+0x24a4): undefined reference to `ftrace_likely_update'
s390-linux-ld: (.text+0x24bc): undefined reference to `ftrace_likely_update'
s390-linux-ld: (.text+0x29b4): undefined reference to `ftrace_likely_update'
s390-linux-ld: (.text+0x29cc): undefined reference to `ftrace_likely_update'
s390-linux-ld: arch/s390/purgatory/purgatory:(.text+0x29e4): more undefined references to `ftrace_likely_update' follow
--
drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc.c: In function 'disable_dangling_plane':
>> drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc.c:1134:46: error: 'const struct timing_generator_funcs' has no member named 'disable_phantom_crtc'
1134 | if (tg->funcs->disable_phantom_crtc)
| ^~
drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc.c:1135:50: error: 'const struct timing_generator_funcs' has no member named 'disable_phantom_crtc'
1135 | tg->funcs->disable_phantom_crtc(tg);
| ^~
In file included from drivers/gpu/drm/amd/amdgpu/../display/dc/inc/core_types.h:32,
from drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc.c:30:
drivers/gpu/drm/amd/amdgpu/../display/include/ddc_service_types.h: At top level:
drivers/gpu/drm/amd/amdgpu/../display/include/ddc_service_types.h:137:22: warning: 'SYNAPTICS_DEVICE_ID' defined but not used [-Wunused-const-variable=]
137 | static const uint8_t SYNAPTICS_DEVICE_ID[] = "SYNA";
| ^~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/amd/amdgpu/../display/include/ddc_service_types.h:134:17: warning: 'DP_SINK_BRANCH_DEV_NAME_7580' defined but not used [-Wunused-const-variable=]
134 | static const u8 DP_SINK_BRANCH_DEV_NAME_7580[] = "7580\x80u";
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/amd/amdgpu/../display/include/ddc_service_types.h:132:22: warning: 'DP_SINK_DEVICE_STR_ID_2' defined but not used [-Wunused-const-variable=]
132 | 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:131:22: warning: 'DP_SINK_DEVICE_STR_ID_1' defined but not used [-Wunused-const-variable=]
131 | static const uint8_t DP_SINK_DEVICE_STR_ID_1[] = {7, 1, 8, 7, 3};
| ^~~~~~~~~~~~~~~~~~~~~~~
vim +1134 drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc.c
1051
1052 static void disable_dangling_plane(struct dc *dc, struct dc_state *context)
1053 {
1054 int i, j;
1055 struct dc_state *dangling_context = dc_create_state(dc);
1056 struct dc_state *current_ctx;
1057 struct pipe_ctx *pipe;
1058 struct timing_generator *tg;
1059
1060 if (dangling_context == NULL)
1061 return;
1062
1063 dc_resource_state_copy_construct(dc->current_state, dangling_context);
1064
1065 for (i = 0; i < dc->res_pool->pipe_count; i++) {
1066 struct dc_stream_state *old_stream =
1067 dc->current_state->res_ctx.pipe_ctx[i].stream;
1068 bool should_disable = true;
1069 bool pipe_split_change = false;
1070
1071 if ((context->res_ctx.pipe_ctx[i].top_pipe) &&
1072 (dc->current_state->res_ctx.pipe_ctx[i].top_pipe))
1073 pipe_split_change = context->res_ctx.pipe_ctx[i].top_pipe->pipe_idx !=
1074 dc->current_state->res_ctx.pipe_ctx[i].top_pipe->pipe_idx;
1075 else
1076 pipe_split_change = context->res_ctx.pipe_ctx[i].top_pipe !=
1077 dc->current_state->res_ctx.pipe_ctx[i].top_pipe;
1078
1079 for (j = 0; j < context->stream_count; j++) {
1080 if (old_stream == context->streams[j]) {
1081 should_disable = false;
1082 break;
1083 }
1084 }
1085 if (!should_disable && pipe_split_change &&
1086 dc->current_state->stream_count != context->stream_count)
1087 should_disable = true;
1088
1089 if (old_stream && !dc->current_state->res_ctx.pipe_ctx[i].top_pipe &&
1090 !dc->current_state->res_ctx.pipe_ctx[i].prev_odm_pipe) {
1091 struct pipe_ctx *old_pipe, *new_pipe;
1092
1093 old_pipe = &dc->current_state->res_ctx.pipe_ctx[i];
1094 new_pipe = &context->res_ctx.pipe_ctx[i];
1095
1096 if (old_pipe->plane_state && !new_pipe->plane_state)
1097 should_disable = true;
1098 }
1099
1100 if (should_disable && old_stream) {
1101 pipe = &dc->current_state->res_ctx.pipe_ctx[i];
1102 tg = pipe->stream_res.tg;
1103 /* When disabling plane for a phantom pipe, we must turn on the
1104 * phantom OTG so the disable programming gets the double buffer
1105 * update. Otherwise the pipe will be left in a partially disabled
1106 * state that can result in underflow or hang when enabling it
1107 * again for different use.
1108 */
1109 if (old_stream->mall_stream_config.type == SUBVP_PHANTOM) {
1110 if (tg->funcs->enable_crtc)
1111 tg->funcs->enable_crtc(tg);
1112 }
1113 dc_rem_all_planes_for_stream(dc, old_stream, dangling_context);
1114 disable_all_writeback_pipes_for_stream(dc, old_stream, dangling_context);
1115
1116 if (dc->hwss.apply_ctx_for_surface) {
1117 apply_ctx_interdependent_lock(dc, dc->current_state, old_stream, true);
1118 dc->hwss.apply_ctx_for_surface(dc, old_stream, 0, dangling_context);
1119 apply_ctx_interdependent_lock(dc, dc->current_state, old_stream, false);
1120 dc->hwss.post_unlock_program_front_end(dc, dangling_context);
1121 }
1122 if (dc->hwss.program_front_end_for_ctx) {
1123 dc->hwss.interdependent_update_lock(dc, dc->current_state, true);
1124 dc->hwss.program_front_end_for_ctx(dc, dangling_context);
1125 dc->hwss.interdependent_update_lock(dc, dc->current_state, false);
1126 dc->hwss.post_unlock_program_front_end(dc, dangling_context);
1127 }
1128 /* We need to put the phantom OTG back into it's default (disabled) state or we
1129 * can get corruption when transition from one SubVP config to a different one.
1130 * The OTG is set to disable on falling edge of VUPDATE so the plane disable
1131 * will still get it's double buffer update.
1132 */
1133 if (old_stream->mall_stream_config.type == SUBVP_PHANTOM) {
> 1134 if (tg->funcs->disable_phantom_crtc)
1135 tg->funcs->disable_phantom_crtc(tg);
1136 }
1137 }
1138 }
1139
1140 current_ctx = dc->current_state;
1141 dc->current_state = dangling_context;
1142 dc_release_state(current_ctx);
1143 }
1144
--
0-DAY CI Kernel Test Service
https://01.org/lkp
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