From: kernel test robot <lkp@intel.com>
To: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Cc: kbuild-all@lists.01.org, linux-kernel@vger.kernel.org
Subject: [pinchartl-media:drm/du/compile-test 11/12] drivers/gpu/drm/tegra/gem.c:144:10: error: implicit declaration of function 'vmap'; did you mean 'kmap'?
Date: Sun, 1 Aug 2021 04:16:01 +0800 [thread overview]
Message-ID: <202108010447.31rp5mT5-lkp@intel.com> (raw)
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Hi Laurent,
First bad commit (maybe != root cause):
tree: git://linuxtv.org/pinchartl/media.git drm/du/compile-test
head: e5afcf496f9bd487419c7ee0c258da75d0d1dae6
commit: 38c621b82b0e47d9fd0ce837b3c0f8c5c8156727 [11/12] drm/tegra: Enable COMPILE_TEST on all architectures
config: parisc-allyesconfig (attached as .config)
compiler: hppa-linux-gcc (GCC) 10.3.0
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 pinchartl-media git://linuxtv.org/pinchartl/media.git
git fetch --no-tags pinchartl-media drm/du/compile-test
git checkout 38c621b82b0e47d9fd0ce837b3c0f8c5c8156727
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-10.3.0 make.cross ARCH=parisc
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
All errors (new ones prefixed by >>):
drivers/gpu/drm/tegra/gem.c: In function 'tegra_bo_mmap':
>> drivers/gpu/drm/tegra/gem.c:144:10: error: implicit declaration of function 'vmap'; did you mean 'kmap'? [-Werror=implicit-function-declaration]
144 | return vmap(obj->pages, obj->num_pages, VM_MAP,
| ^~~~
| kmap
>> drivers/gpu/drm/tegra/gem.c:144:43: error: 'VM_MAP' undeclared (first use in this function); did you mean 'VM_MTE'?
144 | return vmap(obj->pages, obj->num_pages, VM_MAP,
| ^~~~~~
| VM_MTE
drivers/gpu/drm/tegra/gem.c:144:43: note: each undeclared identifier is reported only once for each function it appears in
drivers/gpu/drm/tegra/gem.c: In function 'tegra_bo_munmap':
>> drivers/gpu/drm/tegra/gem.c:159:3: error: implicit declaration of function 'vunmap'; did you mean 'kunmap'? [-Werror=implicit-function-declaration]
159 | vunmap(addr);
| ^~~~~~
| kunmap
drivers/gpu/drm/tegra/gem.c: In function 'tegra_bo_mmap':
drivers/gpu/drm/tegra/gem.c:147:1: error: control reaches end of non-void function [-Werror=return-type]
147 | }
| ^
cc1: some warnings being treated as errors
--
drivers/gpu/drm/tegra/fb.c: In function 'tegra_fbdev_probe':
>> drivers/gpu/drm/tegra/fb.c:273:15: error: implicit declaration of function 'vmap'; did you mean 'kmap'? [-Werror=implicit-function-declaration]
273 | bo->vaddr = vmap(bo->pages, bo->num_pages, VM_MAP,
| ^~~~
| kmap
>> drivers/gpu/drm/tegra/fb.c:273:46: error: 'VM_MAP' undeclared (first use in this function); did you mean 'VM_MTE'?
273 | bo->vaddr = vmap(bo->pages, bo->num_pages, VM_MAP,
| ^~~~~~
| VM_MTE
drivers/gpu/drm/tegra/fb.c:273:46: note: each undeclared identifier is reported only once for each function it appears in
drivers/gpu/drm/tegra/fb.c: In function 'tegra_fbdev_exit':
>> drivers/gpu/drm/tegra/fb.c:357:4: error: implicit declaration of function 'vunmap'; did you mean 'kunmap'? [-Werror=implicit-function-declaration]
357 | vunmap(bo->vaddr);
| ^~~~~~
| kunmap
cc1: some warnings being treated as errors
vim +144 drivers/gpu/drm/tegra/gem.c
de2ba664c30fcd drivers/gpu/host1x/drm/gem.c Arto Merilainen 2013-03-22 131
de2ba664c30fcd drivers/gpu/host1x/drm/gem.c Arto Merilainen 2013-03-22 132 static void *tegra_bo_mmap(struct host1x_bo *bo)
de2ba664c30fcd drivers/gpu/host1x/drm/gem.c Arto Merilainen 2013-03-22 133 {
3be8274341499c drivers/gpu/host1x/drm/gem.c Thierry Reding 2013-09-24 134 struct tegra_bo *obj = host1x_to_tegra_bo(bo);
6619ccf1bb1d0e drivers/gpu/drm/tegra/gem.c Thomas Zimmermann 2020-09-25 135 struct dma_buf_map map;
6619ccf1bb1d0e drivers/gpu/drm/tegra/gem.c Thomas Zimmermann 2020-09-25 136 int ret;
de2ba664c30fcd drivers/gpu/host1x/drm/gem.c Arto Merilainen 2013-03-22 137
6619ccf1bb1d0e drivers/gpu/drm/tegra/gem.c Thomas Zimmermann 2020-09-25 138 if (obj->vaddr) {
de2ba664c30fcd drivers/gpu/host1x/drm/gem.c Arto Merilainen 2013-03-22 139 return obj->vaddr;
6619ccf1bb1d0e drivers/gpu/drm/tegra/gem.c Thomas Zimmermann 2020-09-25 140 } else if (obj->gem.import_attach) {
6619ccf1bb1d0e drivers/gpu/drm/tegra/gem.c Thomas Zimmermann 2020-09-25 141 ret = dma_buf_vmap(obj->gem.import_attach->dmabuf, &map);
6619ccf1bb1d0e drivers/gpu/drm/tegra/gem.c Thomas Zimmermann 2020-09-25 142 return ret ? NULL : map.vaddr;
6619ccf1bb1d0e drivers/gpu/drm/tegra/gem.c Thomas Zimmermann 2020-09-25 143 } else {
7ecada3cc44798 drivers/gpu/drm/tegra/gem.c Arto Merilainen 2016-11-08 @144 return vmap(obj->pages, obj->num_pages, VM_MAP,
7ecada3cc44798 drivers/gpu/drm/tegra/gem.c Arto Merilainen 2016-11-08 145 pgprot_writecombine(PAGE_KERNEL));
de2ba664c30fcd drivers/gpu/host1x/drm/gem.c Arto Merilainen 2013-03-22 146 }
6619ccf1bb1d0e drivers/gpu/drm/tegra/gem.c Thomas Zimmermann 2020-09-25 147 }
de2ba664c30fcd drivers/gpu/host1x/drm/gem.c Arto Merilainen 2013-03-22 148
de2ba664c30fcd drivers/gpu/host1x/drm/gem.c Arto Merilainen 2013-03-22 149 static void tegra_bo_munmap(struct host1x_bo *bo, void *addr)
de2ba664c30fcd drivers/gpu/host1x/drm/gem.c Arto Merilainen 2013-03-22 150 {
7ecada3cc44798 drivers/gpu/drm/tegra/gem.c Arto Merilainen 2016-11-08 151 struct tegra_bo *obj = host1x_to_tegra_bo(bo);
20e76f1a705965 drivers/gpu/drm/tegra/gem.c Thomas Zimmermann 2020-09-25 152 struct dma_buf_map map = DMA_BUF_MAP_INIT_VADDR(addr);
7ecada3cc44798 drivers/gpu/drm/tegra/gem.c Arto Merilainen 2016-11-08 153
7ecada3cc44798 drivers/gpu/drm/tegra/gem.c Arto Merilainen 2016-11-08 154 if (obj->vaddr)
7ecada3cc44798 drivers/gpu/drm/tegra/gem.c Arto Merilainen 2016-11-08 155 return;
7ecada3cc44798 drivers/gpu/drm/tegra/gem.c Arto Merilainen 2016-11-08 156 else if (obj->gem.import_attach)
20e76f1a705965 drivers/gpu/drm/tegra/gem.c Thomas Zimmermann 2020-09-25 157 dma_buf_vunmap(obj->gem.import_attach->dmabuf, &map);
7ecada3cc44798 drivers/gpu/drm/tegra/gem.c Arto Merilainen 2016-11-08 158 else
7ecada3cc44798 drivers/gpu/drm/tegra/gem.c Arto Merilainen 2016-11-08 @159 vunmap(addr);
de2ba664c30fcd drivers/gpu/host1x/drm/gem.c Arto Merilainen 2013-03-22 160 }
de2ba664c30fcd drivers/gpu/host1x/drm/gem.c Arto Merilainen 2013-03-22 161
:::::: The code at line 144 was first introduced by commit
:::::: 7ecada3cc44798c88d2c3deed38746b9a7a9b746 drm/tegra: Support kernel mappings with IOMMU
:::::: TO: Arto Merilainen <amerilainen@nvidia.com>
:::::: CC: Thierry Reding <treding@nvidia.com>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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