Messages in this thread | | | Date | Thu, 18 Nov 2021 04:29:11 +0800 | From | kernel test robot <> | Subject | drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c:1148:33: warning: variable 'priv' set but not used |
| |
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: ee1703cda8dc777e937dec172da55beaf1a74919 commit: de99e6479885dfa3f64a9511a6477c2b7899e53f Merge tag 'drm-msm-next-2021-10-26' of https://gitlab.freedesktop.org/drm/msm into drm-next date: 3 weeks ago config: arm-randconfig-r005-20211116 (attached as .config) compiler: arm-linux-gnueabi-gcc (GCC) 11.2.0 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=de99e6479885dfa3f64a9511a6477c2b7899e53f git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout de99e6479885dfa3f64a9511a6477c2b7899e53f # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross ARCH=arm
If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@intel.com>
All warnings (new ones prefixed by >>):
drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c: In function 'dpu_encoder_virt_enable': >> drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c:1148:33: warning: variable 'priv' set but not used [-Wunused-but-set-variable] 1148 | struct msm_drm_private *priv; | ^~~~ drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c: In function 'dpu_encoder_virt_disable': drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c:1197:33: warning: variable 'priv' set but not used [-Wunused-but-set-variable] 1197 | struct msm_drm_private *priv; | ^~~~
vim +/priv +1148 drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c
25fdd5933e4c0f5 Jeykumar Sankaran 2018-06-27 1143 25fdd5933e4c0f5 Jeykumar Sankaran 2018-06-27 1144 static void dpu_encoder_virt_enable(struct drm_encoder *drm_enc) 25fdd5933e4c0f5 Jeykumar Sankaran 2018-06-27 1145 { 25fdd5933e4c0f5 Jeykumar Sankaran 2018-06-27 1146 struct dpu_encoder_virt *dpu_enc = NULL; 86b89080368b469 Jeykumar Sankaran 2018-09-05 1147 int ret = 0; c943b4948b5848f Chandan Uddaraju 2020-08-27 @1148 struct msm_drm_private *priv; 25fdd5933e4c0f5 Jeykumar Sankaran 2018-06-27 1149 struct drm_display_mode *cur_mode = NULL; 25fdd5933e4c0f5 Jeykumar Sankaran 2018-06-27 1150 25fdd5933e4c0f5 Jeykumar Sankaran 2018-06-27 1151 if (!drm_enc) { 25fdd5933e4c0f5 Jeykumar Sankaran 2018-06-27 1152 DPU_ERROR("invalid encoder\n"); 25fdd5933e4c0f5 Jeykumar Sankaran 2018-06-27 1153 return; 25fdd5933e4c0f5 Jeykumar Sankaran 2018-06-27 1154 } 25fdd5933e4c0f5 Jeykumar Sankaran 2018-06-27 1155 dpu_enc = to_dpu_encoder_virt(drm_enc); fba7427eb594964 Sean Paul 2018-11-16 1156 fba7427eb594964 Sean Paul 2018-11-16 1157 mutex_lock(&dpu_enc->enc_lock); 25fdd5933e4c0f5 Jeykumar Sankaran 2018-06-27 1158 cur_mode = &dpu_enc->base.crtc->state->adjusted_mode; c943b4948b5848f Chandan Uddaraju 2020-08-27 1159 priv = drm_enc->dev->dev_private; 25fdd5933e4c0f5 Jeykumar Sankaran 2018-06-27 1160 25fdd5933e4c0f5 Jeykumar Sankaran 2018-06-27 1161 trace_dpu_enc_enable(DRMID(drm_enc), cur_mode->hdisplay, 25fdd5933e4c0f5 Jeykumar Sankaran 2018-06-27 1162 cur_mode->vdisplay); 25fdd5933e4c0f5 Jeykumar Sankaran 2018-06-27 1163 86b89080368b469 Jeykumar Sankaran 2018-09-05 1164 /* always enable slave encoder before master */ 86b89080368b469 Jeykumar Sankaran 2018-09-05 1165 if (dpu_enc->cur_slave && dpu_enc->cur_slave->ops.enable) 86b89080368b469 Jeykumar Sankaran 2018-09-05 1166 dpu_enc->cur_slave->ops.enable(dpu_enc->cur_slave); 25fdd5933e4c0f5 Jeykumar Sankaran 2018-06-27 1167 86b89080368b469 Jeykumar Sankaran 2018-09-05 1168 if (dpu_enc->cur_master && dpu_enc->cur_master->ops.enable) 86b89080368b469 Jeykumar Sankaran 2018-09-05 1169 dpu_enc->cur_master->ops.enable(dpu_enc->cur_master); 25fdd5933e4c0f5 Jeykumar Sankaran 2018-06-27 1170 25fdd5933e4c0f5 Jeykumar Sankaran 2018-06-27 1171 ret = dpu_encoder_resource_control(drm_enc, DPU_ENC_RC_EVENT_KICKOFF); 25fdd5933e4c0f5 Jeykumar Sankaran 2018-06-27 1172 if (ret) { 25fdd5933e4c0f5 Jeykumar Sankaran 2018-06-27 1173 DPU_ERROR_ENC(dpu_enc, "dpu resource control failed: %d\n", 25fdd5933e4c0f5 Jeykumar Sankaran 2018-06-27 1174 ret); fba7427eb594964 Sean Paul 2018-11-16 1175 goto out; 25fdd5933e4c0f5 Jeykumar Sankaran 2018-06-27 1176 } 25fdd5933e4c0f5 Jeykumar Sankaran 2018-06-27 1177 25fdd5933e4c0f5 Jeykumar Sankaran 2018-06-27 1178 _dpu_encoder_virt_enable_helper(drm_enc); fba7427eb594964 Sean Paul 2018-11-16 1179 167dac97eb46c7b Bjorn Andersson 2021-10-16 1180 if (drm_enc->encoder_type == DRM_MODE_ENCODER_TMDS) { 167dac97eb46c7b Bjorn Andersson 2021-10-16 1181 ret = msm_dp_display_enable(dpu_enc->dp, drm_enc); c943b4948b5848f Chandan Uddaraju 2020-08-27 1182 if (ret) { c943b4948b5848f Chandan Uddaraju 2020-08-27 1183 DPU_ERROR_ENC(dpu_enc, "dp display enable failed: %d\n", c943b4948b5848f Chandan Uddaraju 2020-08-27 1184 ret); c943b4948b5848f Chandan Uddaraju 2020-08-27 1185 goto out; c943b4948b5848f Chandan Uddaraju 2020-08-27 1186 } c943b4948b5848f Chandan Uddaraju 2020-08-27 1187 } fba7427eb594964 Sean Paul 2018-11-16 1188 dpu_enc->enabled = true; fba7427eb594964 Sean Paul 2018-11-16 1189 fba7427eb594964 Sean Paul 2018-11-16 1190 out: fba7427eb594964 Sean Paul 2018-11-16 1191 mutex_unlock(&dpu_enc->enc_lock); 25fdd5933e4c0f5 Jeykumar Sankaran 2018-06-27 1192 } 25fdd5933e4c0f5 Jeykumar Sankaran 2018-06-27 1193
:::::: The code at line 1148 was first introduced by commit :::::: c943b4948b5848fc0e07f875edbd35a973879e22 drm/msm/dp: add displayPort driver support
:::::: TO: Chandan Uddaraju <chandanu@codeaurora.org> :::::: CC: Rob Clark <robdclark@chromium.org>
--- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org [unhandled content-type:application/gzip] | |