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Diffstat (limited to 'Documentation/accel/qaic/qaic.rst')
| -rw-r--r-- | Documentation/accel/qaic/qaic.rst | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/Documentation/accel/qaic/qaic.rst b/Documentation/accel/qaic/qaic.rst index 72a70ab6e3a8..c88502383136 100644 --- a/Documentation/accel/qaic/qaic.rst +++ b/Documentation/accel/qaic/qaic.rst @@ -123,6 +123,16 @@ DRM_IOCTL_QAIC_PART_DEV AIC100 device and can be used for limiting a process to some subset of resources. +DRM_IOCTL_QAIC_DETACH_SLICE_BO + This IOCTL allows userspace to remove the slicing information from a BO that + was originally provided by a call to DRM_IOCTL_QAIC_ATTACH_SLICE_BO. This + is the inverse of DRM_IOCTL_QAIC_ATTACH_SLICE_BO. The BO must be idle for + DRM_IOCTL_QAIC_DETACH_SLICE_BO to be called. After a successful detach slice + operation the BO may have new slicing information attached with a new call + to DRM_IOCTL_QAIC_ATTACH_SLICE_BO. After detach slice, the BO cannot be + executed until after a new attach slice operation. Combining attach slice + and detach slice calls allows userspace to use a BO with multiple workloads. + Userspace Client Isolation ========================== |