[Intel-gfx] [PATCH i-g-t] tests/chamelium: Let the Chamelium itself wait for a stable video input

Paul Kocialkowski paul.kocialkowski at linux.intel.com
Tue Aug 29 12:08:23 UTC 2017


On Mon, 2017-08-28 at 17:55 +0300, Paul Kocialkowski wrote:
> Before capturing video, the Chamelium will always wait for the video
> input to be stable (and perform the FSM if it was not). This means
> that
> there is no need to explicitly do it beforehand.
> 
> When the receiver needs to be reset, the call will result in a
> timeout,
> after which the follow-up call to capture the video will perform the
> FSM
> that resets it. Skipping the explicit wait for video input stable
> allows
> the Chamelium to perform the FSM directly, which saves valuable time.
> 
> Removing the associated call does not negatively impact the execution
> of
> the CRC and frame comparison tests either.

I got an email from the mailer daemon indicating that this patch could
not be delivered to Lyude.

Lyude: did you receive the patch or should I resend it?

> Signed-off-by: Paul Kocialkowski <paul.kocialkowski at linux.intel.com>
> ---
>  tests/chamelium.c | 3 ---
>  1 file changed, 3 deletions(-)
> 
> diff --git a/tests/chamelium.c b/tests/chamelium.c
> index 484bb537..e3d81357 100644
> --- a/tests/chamelium.c
> +++ b/tests/chamelium.c
> @@ -474,9 +474,6 @@ enable_output(data_t *data,
>  	if (chamelium_port_get_type(port) == DRM_MODE_CONNECTOR_VGA)
>  		usleep(250000);
>  
> -	chamelium_port_wait_video_input_stable(data->chamelium, port,
> -					       HOTPLUG_TIMEOUT);
> -
>  	drmModeFreeConnector(connector);
>  }
>  
-- 
Paul Kocialkowski <paul.kocialkowski at linux.intel.com>
Intel Finland Oy - BIC 0357606-4 - Westendinkatu 7, 02160 Espoo, Finland


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