On Wed, Jan 29, 2014 at 10:47:54AM -0200, Rodrigo Vivi wrote:
> This patch adds PSR Support to Baytrail.
>
> Baytrail cannot easily detect screen updates and force PSR exit.
> So we inactivate it on {busy_ioctl, set_domain, sw_finish and mark_busy
> and update to enable it back on next display mark_idle.
>
> v2: Also inactivate PSR on cursor update.
> v3: Inactivate PSR on mark_busy, dset_domain and sw_finish_ioctl, and
> early on page flip besides avoid initializing inactive/active flag
> more than once.
> v4: Fix identation issues.
> v5: Rebase and add Baytrail per pipe support although leaving PIPE_B
> support disabled by for now since it isn't working properly yet.
> v6: Removing forgotten comment and useless clkgating definition.
Not set-domain. This is semantically a flush and so should be after the
damage is done.
-Chris
--
Chris Wilson, Intel Open Source Technology Centre
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