[Piglit] [v2 2/3] framework: gbm: support for creating external buffers

Eric Anholt eric at anholt.net
Mon Mar 11 10:34:01 PDT 2013

Topi Pohjolainen <topi.pohjolainen at intel.com> writes:

> Getting direct access to the gbm device through the waffle display
> and creating the buffer is rather straightforward thing to do.
> Writing to the buffer using CPU, however, requires priviledges for
> the underlying gem-ioctl.

How do you know that the device you're throwing an ioctl at is an i915?
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