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drm: Document device unplug infrastructure

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While at it, also ocd and give them a consistent drm_dev_ prefix, like
the other device instance functionality. Plus move the functions into
the right places.

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20170802115604.12734-3-daniel.vetter@ffwll.ch
This commit is contained in:
Daniel Vetter
2017-08-02 13:56:02 +02:00
parent e4672e55d6
commit c07dcd61a0
12 changed files with 51 additions and 28 deletions
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4
drivers/gpu/drm/drm_ioctl.c
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@@ -716,7 +716,7 @@ long drm_ioctl_kernel(struct file *file, drm_ioctl_t *func, void *kdata,
struct drm_device *dev = file_priv->minor->dev;
int retcode;
if (drm_device_is_unplugged(dev))
if (drm_dev_is_unplugged(dev))
return -ENODEV;
retcode = drm_ioctl_permit(flags, file_priv);
@@ -765,7 +765,7 @@ long drm_ioctl(struct file *filp,
dev = file_priv->minor->dev;
if (drm_device_is_unplugged(dev))
if (drm_dev_is_unplugged(dev))
return -ENODEV;
is_driver_ioctl = nr >= DRM_COMMAND_BASE && nr < DRM_COMMAND_END;