[Freedreno] [PATCH v3 2/3] drm/msm/dpu: add support to dump dpu registers
kernel test robot
lkp at intel.com
Fri Apr 9 06:41:52 UTC 2021
Hi Abhinav,
Thank you for the patch! Perhaps something to improve:
[auto build test WARNING on drm-intel/for-linux-next]
[also build test WARNING on drm-tip/drm-tip drm-exynos/exynos-drm-next tegra-drm/drm/tegra/for-next linus/master v5.12-rc6 next-20210408]
[cannot apply to drm/drm-next]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url: https://github.com/0day-ci/linux/commits/Abhinav-Kumar/Add-devcoredump-support-for-DPU/20210409-103135
base: git://anongit.freedesktop.org/drm-intel for-linux-next
config: arm-defconfig (attached as .config)
compiler: arm-linux-gnueabi-gcc (GCC) 9.3.0
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://github.com/0day-ci/linux/commit/8ea10a48ffac0ff4eeda3e65ed93d8e5c2f0d4d4
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Abhinav-Kumar/Add-devcoredump-support-for-DPU/20210409-103135
git checkout 8ea10a48ffac0ff4eeda3e65ed93d8e5c2f0d4d4
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=arm
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp at intel.com>
All warnings (new ones prefixed by >>):
drivers/gpu/drm/msm/disp/dpu1/dpu_dbg_util.c: In function 'dpu_dbg_free_blk_mem':
>> drivers/gpu/drm/msm/disp/dpu1/dpu_dbg_util.c:183:21: warning: variable 'top' set but not used [-Wunused-but-set-variable]
183 | struct dpu_hw_mdp *top;
| ^~~
drivers/gpu/drm/msm/disp/dpu1/dpu_dbg_util.c: In function 'dpu_dbg_init_blk_info':
drivers/gpu/drm/msm/disp/dpu1/dpu_dbg_util.c:230:21: warning: variable 'top' set but not used [-Wunused-but-set-variable]
230 | struct dpu_hw_mdp *top;
| ^~~
vim +/top +183 drivers/gpu/drm/msm/disp/dpu1/dpu_dbg_util.c
177
178 void dpu_dbg_free_blk_mem(struct drm_device *drm_dev)
179 {
180 struct msm_drm_private *priv;
181 struct dpu_kms *dpu_kms;
182 struct dpu_mdss_cfg *cat;
> 183 struct dpu_hw_mdp *top;
184 struct dpu_dbg_base *dpu_dbg;
185 int i;
186
187 priv = drm_dev->dev_private;
188 dpu_kms = to_dpu_kms(priv->kms);
189 dpu_dbg = dpu_kms->dpu_dbg;
190
191 cat = dpu_kms->catalog;
192 top = dpu_kms->hw_mdp;
193
194 /* free CTL sub-blocks mem */
195 for (i = 0; i < cat->ctl_count; i++)
196 kfree(dpu_dbg->mdp_regs->ctl[i]);
197
198 /* free DSPP sub-blocks mem */
199 for (i = 0; i < cat->dspp_count; i++)
200 kfree(dpu_dbg->mdp_regs->dspp[i]);
201
202 /* free INTF sub-blocks mem */
203 for (i = 0; i < cat->intf_count; i++)
204 kfree(dpu_dbg->mdp_regs->intf[i]);
205
206 /* free INTF sub-blocks mem */
207 for (i = 0; i < cat->pingpong_count; i++)
208 kfree(dpu_dbg->mdp_regs->pp[i]);
209
210 /* free SSPP sub-blocks mem */
211 for (i = 0; i < cat->sspp_count; i++)
212 kfree(dpu_dbg->mdp_regs->sspp[i]);
213
214 /* free TOP sub-blocks mem */
215 kfree(dpu_dbg->mdp_regs->top);
216
217 /* free DSI regs mem */
218 for (i = 0; i < ARRAY_SIZE(priv->dsi); i++)
219 kfree(dpu_dbg->dsi_ctrl_regs[i]);
220
221 /* free DP regs mem */
222 kfree(dpu_dbg->dp_ctrl_regs);
223 }
224
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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