[PATCH libdrm] amdgpu: revert semaphore support

[Emil Velikov]

On 11 July 2017 at 10:15, Christian König <deathsimple at vodafone.de> wrote:
> From: Christian König <christian.koenig at amd.com>
>
> This reverts commit 6b79c66b841dded6ffa6b56f14e4eb10a90a7c07
> and commit 6afadeaf13279fcdbc48999f522e1dc90a9dfdaf.
>
If/when you're going ahead with this please squash a revert for
25712f1d35f6f64167ede45d3dc72a410f367ceb as well.

Thanks
Emil