linux-kernel - [luxis1999-iommufd:iommufd-v5.16-rc2 18/50] drivers/gpu/drm/tegra/drm.c:974:17: error: implicit declaration of function 'iommu_detatch_device'; did you mean 'iommu_detach

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Date:   Sun, 28 Nov 2021 03:16:28 +0800
From:   kernel test robot <lkp@...el.com>
To:     Jason Gunthorpe <jgg@...dia.com>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org,
        Lu Baolu <baolu.lu@...ux.intel.com>
Subject: [luxis1999-iommufd:iommufd-v5.16-rc2 18/50]
 drivers/gpu/drm/tegra/drm.c:974:17: error: implicit declaration of function
 'iommu_detatch_device'; did you mean 'iommu_detach_device'?

tree:   https://github.com/luxis1999/iommufd iommufd-v5.16-rc2
head:   9821bacf94cee7dd38c9f919a0a38fd48a6f3ae7
commit: 7011c70a936e99eea5c03c44e03e359b1bd58de6 [18/50] drm/tegra: Use the iommu dma_owner mechanism
config: arm-defconfig (https://download.01.org/0day-ci/archive/20211128/202111280324.l3kGUbgS-lkp@intel.com/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://github.com/luxis1999/iommufd/commit/7011c70a936e99eea5c03c44e03e359b1bd58de6
        git remote add luxis1999-iommufd https://github.com/luxis1999/iommufd
        git fetch --no-tags luxis1999-iommufd iommufd-v5.16-rc2
        git checkout 7011c70a936e99eea5c03c44e03e359b1bd58de6
        # save the config file to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=arm SHELL=/bin/bash

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>

All errors (new ones prefixed by >>):

   drivers/gpu/drm/tegra/drm.c: In function 'host1x_client_iommu_detach':
>> drivers/gpu/drm/tegra/drm.c:974:17: error: implicit declaration of function 'iommu_detatch_device'; did you mean 'iommu_detach_device'? [-Werror=implicit-function-declaration]
     974 |                 iommu_detatch_device(tegra->domain, client->dev);
         |                 ^~~~~~~~~~~~~~~~~~~~
         |                 iommu_detach_device
   cc1: some warnings being treated as errors


vim +974 drivers/gpu/drm/tegra/drm.c

   962	
   963	void host1x_client_iommu_detach(struct host1x_client *client)
   964	{
   965		struct iommu_domain *domain = iommu_get_domain_for_dev(client->dev);
   966		struct drm_device *drm = dev_get_drvdata(client->host);
   967		struct tegra_drm *tegra = drm->dev_private;
   968	
   969		if (domain && domain != tegra->domain)
   970			return iommu_device_release_dma_owner(client->dev,
   971							      DMA_OWNER_DMA_API);
   972	
   973		if (client->group) {
 > 974			iommu_detatch_device(tegra->domain, client->dev);
   975			client->group = NULL;
   976		}
   977	}
   978	

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org