drm_ioctl
Prev | IOCTLs | Next

## Name

drm_ioctl — ioctl callback implementation for DRM drivers

## Synopsis

`long drm_ioctl (` | struct file * filp,
| unsigned int cmd,
| unsigned long arg`)`;

## Arguments

`filp`

  file this ioctl is called on

`cmd`

  ioctl cmd number

`arg`

  user argument

## Looks up the ioctl function in the

:ioctls table, checking for root previleges if so required, and dispatches to the respective function.

## Returns

Zero on success, negative error code on failure.

Prev | Up | Next
drm_invalid_op | Home | drm_ioctl_flags