[PATCH i-g-t 2/2] lib/igt_psr: Assert on sink/source state mismatch

[B, Jeevan]

LGTM 

Reviewed-by: Jeevan B <jeevan.b at intel.com>

> -----Original Message-----
> From: igt-dev <igt-dev-bounces at lists.freedesktop.org> On Behalf Of Jouni
> Högander
> Sent: Thursday, September 26, 2024 12:35 PM
> To: igt-dev at lists.freedesktop.org
> Cc: Naladala, Ramanaidu <ramanaidu.naladala at intel.com>; Hogander, Jouni
> <jouni.hogander at intel.com>
> Subject: [PATCH i-g-t 2/2] lib/igt_psr: Assert on sink/source state mismatch
> 
> Assert if sink state is not PSR active while source state is PSR active. This makes it
> easier to identify failure due to sink/source mismatch.
> 
> Signed-off-by: Jouni Högander <jouni.hogander at intel.com>
> ---
>  lib/igt_psr.c | 4 +++-
>  1 file changed, 3 insertions(+), 1 deletion(-)
> 
> diff --git a/lib/igt_psr.c b/lib/igt_psr.c index 963385967..0eb002633 100644
> --- a/lib/igt_psr.c
> +++ b/lib/igt_psr.c
> @@ -117,8 +117,10 @@ static bool psr_active_check(int debugfs_fd, enum
> psr_mode mode, igt_output_t *o
>  	active = strstr(buf, state);
> 
>  	env = getenv("IGT_PANEL_REPLAY_IGNORE_SINK_STATUS");
> -	if (active && output && (!env || !atoi(env)))
> +	if (active && output && (!env || !atoi(env))) {
>  		active = psr_active_sink_check(debugfs_fd, output);
> +		igt_assert_f(active, "PSR sink/source state mismatch\n");
> +	}
> 
>  	return active;
>  }
> --
> 2.34.1