[igt-dev] [PATCH i-g-t v2] tests/psr: Test PSR using interrupt timestamps.

Katarzyna Dec katarzyna.dec at intel.com
Tue Apr 17 12:53:24 UTC 2018


On Mon, Apr 16, 2018 at 03:49:41PM -0700, Dhinakaran Pandiyan wrote:
> sink-crc is problematic and hence not reliable enough for testing PSR.
> Since the hardware generates interrupts for PSR pre-entry and PSR exit,
> these interrupt timestamps can be made use of to check for PSR exit.
> 
> Note: this has been tested only on a SKL, but should work on others as
> well.
> 
> v2: Commit message (Kasia)
> Cc: Katarzyna Dec <katarzyna.dec at intel.com>
LGTM, but I think someone more experiences with display should look at 
this code as well.

Reviewed-by: Katarzyna Dec <katarzyna.dec at intel.com>

Kasia


More information about the igt-dev mailing list