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| author | James Morris <james.l.morris@oracle.com> | 2017-11-29 12:47:41 +1100 |
|---|---|---|
| committer | James Morris <james.l.morris@oracle.com> | 2017-11-29 12:47:41 +1100 |
| commit | cf40a76e7d5874bb25f4404eecc58a2e033af885 (patch) | |
| tree | 8fd81cbea03c87b3d41d7ae5b1d11eadd35d6ef5 /drivers/gpu/drm/drm_file.c | |
| parent | ab5348c9c23cd253f5902980d2d8fe067dc24c82 (diff) | |
| parent | 4fbd8d194f06c8a3fd2af1ce560ddb31f7ec8323 (diff) | |
Merge tag 'v4.15-rc1' into next-seccomp
Linux 4.15-rc1
Diffstat (limited to 'drivers/gpu/drm/drm_file.c')
| -rw-r--r-- | drivers/gpu/drm/drm_file.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/gpu/drm/drm_file.c b/drivers/gpu/drm/drm_file.c index 84f3a242cc39..b3c6e997ccdb 100644 --- a/drivers/gpu/drm/drm_file.c +++ b/drivers/gpu/drm/drm_file.c @@ -75,7 +75,7 @@ DEFINE_MUTEX(drm_global_mutex); * for drivers which use the CMA GEM helpers it's drm_gem_cma_mmap(). * * No other file operations are supported by the DRM userspace API. Overall the - * following is an example #file_operations structure:: + * following is an example &file_operations structure:: * * static const example_drm_fops = { * .owner = THIS_MODULE, @@ -92,6 +92,11 @@ DEFINE_MUTEX(drm_global_mutex); * For plain GEM based drivers there is the DEFINE_DRM_GEM_FOPS() macro, and for * CMA based drivers there is the DEFINE_DRM_GEM_CMA_FOPS() macro to make this * simpler. + * + * The driver's &file_operations must be stored in &drm_driver.fops. + * + * For driver-private IOCTL handling see the more detailed discussion in + * :ref:`IOCTL support in the userland interfaces chapter<drm_driver_ioctl>`. */ static int drm_open_helper(struct file *filp, struct drm_minor *minor); @@ -431,7 +436,7 @@ int drm_release(struct inode *inode, struct file *filp) if (!--dev->open_count) { drm_lastclose(dev); - if (drm_device_is_unplugged(dev)) + if (drm_dev_is_unplugged(dev)) drm_put_dev(dev); } mutex_unlock(&drm_global_mutex); |