11:35 a.m.
Hi Sean,
FYI, the error/warning still remains.
tree: https://chromium.googlesource.com/chromiumos/third_party/kernel chromeos-5.10
head: e67573a71d8276ac72915196b2dd0ac152e2ecc6
commit: 5d42c7b3d93d6ce4f7cfbfc0f0d6ea2c2445406a [6770/7739] CHROMIUM: Import latest evdi
driver
config: powerpc-allyesconfig (attached as .config)
compiler: powerpc64-linux-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
git remote add chrome-os
https://chromium.googlesource.com/chromiumos/third_party/kernel
git fetch --no-tags chrome-os chromeos-5.10
git checkout 5d42c7b3d93d6ce4f7cfbfc0f0d6ea2c2445406a
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross W=1 ARCH=powerpc
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp(a)intel.com>
All errors (new ones prefixed by >>):
cc1: warning: include/drm: No such file or directory [-Wmissing-include-dirs]
drivers/gpu/drm/evdi/evdi_gem.c: In function 'evdi_gem_vmap':
drivers/gpu/drm/evdi/evdi_gem.c:241:19: error: too few arguments to function
'dma_buf_vmap'
241 | obj->vmapping = dma_buf_vmap(obj->base.import_attach->dmabuf);
| ^~~~~~~~~~~~
In file included from drivers/gpu/drm/evdi/evdi_gem.c:18:
include/linux/dma-buf.h:507:5: note: declared here
507 | int dma_buf_vmap(struct dma_buf *dmabuf, struct dma_buf_map *map);
| ^~~~~~~~~~~~
drivers/gpu/drm/evdi/evdi_gem.c:252:18: error: implicit declaration of function
'vmap'; did you mean 'kmap'? [-Werror=implicit-function-declaration]
252 | obj->vmapping = vmap(obj->pages, page_count, 0, PAGE_KERNEL);
| ^~~~
| kmap
drivers/gpu/drm/evdi/evdi_gem.c:252:16: warning: assignment to 'void *' from
'int' makes pointer from integer without a cast [-Wint-conversion]
252 | obj->vmapping = vmap(obj->pages, page_count, 0, PAGE_KERNEL);
| ^
drivers/gpu/drm/evdi/evdi_gem.c: In function 'evdi_gem_vunmap':
> drivers/gpu/drm/evdi/evdi_gem.c:273:3: error: implicit
declaration of function 'vunmap'; did you mean 'kunmap'?
[-Werror=implicit-function-declaration]
273 | vunmap(obj->vmapping);
| ^~~~~~
| kunmap
cc1: some warnings being treated as errors
vim +273 drivers/gpu/drm/evdi/evdi_gem.c
3e21cedd503fab Aleksander Miera 2018-03-15 257
3e21cedd503fab Aleksander Miera 2018-03-15 258 void evdi_gem_vunmap(struct
evdi_gem_object *obj)
3e21cedd503fab Aleksander Miera 2018-03-15 259 {
3e21cedd503fab Aleksander Miera 2018-03-15 260 if (obj->base.import_attach) {
5d42c7b3d93d6c Sean Paul 2021-04-09 261 #if KERNEL_VERSION(5, 11, 0) <=
LINUX_VERSION_CODE
5d42c7b3d93d6c Sean Paul 2021-04-09 262 struct dma_buf_map map =
DMA_BUF_MAP_INIT_VADDR(obj->vmapping);
5d42c7b3d93d6c Sean Paul 2021-04-09 263
5d42c7b3d93d6c Sean Paul 2021-04-09 264
dma_buf_vunmap(obj->base.import_attach->dmabuf, &map);
5d42c7b3d93d6c Sean Paul 2021-04-09 265 #else
3e21cedd503fab Aleksander Miera 2018-03-15 266
dma_buf_vunmap(obj->base.import_attach->dmabuf, obj->vmapping);
5d42c7b3d93d6c Sean Paul 2021-04-09 267 #endif
3e21cedd503fab Aleksander Miera 2018-03-15 268 obj->vmapping = NULL;
3e21cedd503fab Aleksander Miera 2018-03-15 269 return;
3e21cedd503fab Aleksander Miera 2018-03-15 270 }
3e21cedd503fab Aleksander Miera 2018-03-15 271
3e21cedd503fab Aleksander Miera 2018-03-15 272 if (obj->vmapping) {
3e21cedd503fab Aleksander Miera 2018-03-15 @273 vunmap(obj->vmapping);
3e21cedd503fab Aleksander Miera 2018-03-15 274 obj->vmapping = NULL;
3e21cedd503fab Aleksander Miera 2018-03-15 275 }
3e21cedd503fab Aleksander Miera 2018-03-15 276
3e21cedd503fab Aleksander Miera 2018-03-15 277 evdi_gem_put_pages(obj);
3e21cedd503fab Aleksander Miera 2018-03-15 278 }
3e21cedd503fab Aleksander Miera 2018-03-15 279
:::::: The code at line 273 was first introduced by commit
:::::: 3e21cedd503fabd195cf407652bf87fd83e202ac drm/evdi: Add atomic evdi drm module
:::::: TO: Aleksander Miera <aleksander.miera(a)displaylink.com>
:::::: CC: Guenter Roeck <groeck(a)chromium.org>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org