| commit | ef81624994845a50e90c6a0ff57f17d1c96bff78 | [log] [tgz] |
|---|---|---|
| author | Dmitry Osipenko <digetx@gmail.com> | Thu Jun 15 02:18:36 2017 +0300 |
| committer | Thierry Reding <treding@nvidia.com> | Thu Jun 15 14:23:18 2017 +0200 |
| tree | 0e485b0460c8235819ffea99e2a9672384c52cf5 | |
| parent | 571cbf70c117664d142b34fa2b3b915d8374a327 [diff] |
gpu: host1x: Forbid RESTART opcode in the firewall The RESTART opcode terminates the gather and restarts the CDMA fetching from a specified word << 2 relative to the CDMA start address. That shouldn't be allowed to be done by userspace. Signed-off-by: Dmitry Osipenko <digetx@gmail.com> Reviewed-by: Erik Faye-Lund <kusmabite@gmail.com> Reviewed-by: Mikko Perttunen <mperttunen@nvidia.com> Signed-off-by: Thierry Reding <treding@nvidia.com>