8:51 a.m.
tree: https://chromium.googlesource.com/chromiumos/third_party/kernel chromeos-5.10
head: ae25dd46c5c2fecb4868af3a91418dea519deac9
commit: ae25dd46c5c2fecb4868af3a91418dea519deac9 [1/1] CHROMIUM: Import latest evdi
driver
config: alpha-allyesconfig (attached as .config)
compiler: alpha-linux-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
git remote add chrome-os
https://chromium.googlesource.com/chromiumos/third_party/kernel
git fetch --no-tags chrome-os chromeos-5.10
git checkout ae25dd46c5c2fecb4868af3a91418dea519deac9
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross ARCH=alpha
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp(a)intel.com>
All warnings (new ones prefixed by >>):
drivers/gpu/drm/evdi/evdi_gem.c: In function 'evdi_gem_vmap':
drivers/gpu/drm/evdi/evdi_gem.c:253:25: error: implicit declaration of function
'vmap'; did you mean 'kmap'? [-Werror=implicit-function-declaration]
253 | obj->vmapping = vmap(obj->pages, page_count, 0, PAGE_KERNEL);
| ^~~~
| kmap
> drivers/gpu/drm/evdi/evdi_gem.c:253:23: warning: assignment to
'void *' from 'int' makes pointer from integer without a cast
[-Wint-conversion]
253 | 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:274:17: error: implicit declaration of function
'vunmap'; did you mean 'kunmap'? [-Werror=implicit-function-declaration]
274 | vunmap(obj->vmapping);
| ^~~~~~
| kunmap
cc1: some warnings being treated as errors
vim +253 drivers/gpu/drm/evdi/evdi_gem.c
3e21cedd503fab Aleksander Miera 2018-03-15 227
3e21cedd503fab Aleksander Miera 2018-03-15 228 int evdi_gem_vmap(struct evdi_gem_object
*obj)
3e21cedd503fab Aleksander Miera 2018-03-15 229 {
3e21cedd503fab Aleksander Miera 2018-03-15 230 int page_count = obj->base.size /
PAGE_SIZE;
3e21cedd503fab Aleksander Miera 2018-03-15 231 int ret;
3e21cedd503fab Aleksander Miera 2018-03-15 232
3e21cedd503fab Aleksander Miera 2018-03-15 233 if (obj->base.import_attach) {
79e3410df198df Sean Paul 2021-04-09 234 #if KERNEL_VERSION(5, 10, 0) <=
LINUX_VERSION_CODE
5d42c7b3d93d6c Sean Paul 2021-04-09 235 struct dma_buf_map map;
5d42c7b3d93d6c Sean Paul 2021-04-09 236
5d42c7b3d93d6c Sean Paul 2021-04-09 237 ret =
dma_buf_vmap(obj->base.import_attach->dmabuf, &map);
5d42c7b3d93d6c Sean Paul 2021-04-09 238 if (ret)
5d42c7b3d93d6c Sean Paul 2021-04-09 239 return -ENOMEM;
5d42c7b3d93d6c Sean Paul 2021-04-09 240 obj->vmapping = map.vaddr;
5d42c7b3d93d6c Sean Paul 2021-04-09 241 #else
3e21cedd503fab Aleksander Miera 2018-03-15 242 obj->vmapping =
dma_buf_vmap(obj->base.import_attach->dmabuf);
3e21cedd503fab Aleksander Miera 2018-03-15 243 if (!obj->vmapping)
3e21cedd503fab Aleksander Miera 2018-03-15 244 return -ENOMEM;
5d42c7b3d93d6c Sean Paul 2021-04-09 245 #endif
3e21cedd503fab Aleksander Miera 2018-03-15 246 return 0;
3e21cedd503fab Aleksander Miera 2018-03-15 247 }
3e21cedd503fab Aleksander Miera 2018-03-15 248
67442e0531eb83 Guenter Roeck 2020-11-04 249 ret = evdi_gem_get_pages(obj,
GFP_KERNEL);
3e21cedd503fab Aleksander Miera 2018-03-15 250 if (ret)
3e21cedd503fab Aleksander Miera 2018-03-15 251 return ret;
3e21cedd503fab Aleksander Miera 2018-03-15 252
3e21cedd503fab Aleksander Miera 2018-03-15 @253 obj->vmapping = vmap(obj->pages,
page_count, 0, PAGE_KERNEL);
3e21cedd503fab Aleksander Miera 2018-03-15 254 if (!obj->vmapping)
3e21cedd503fab Aleksander Miera 2018-03-15 255 return -ENOMEM;
3e21cedd503fab Aleksander Miera 2018-03-15 256 return 0;
3e21cedd503fab Aleksander Miera 2018-03-15 257 }
3e21cedd503fab Aleksander Miera 2018-03-15 258
:::::: The code at line 253 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