[igt-dev] [PATCH i-g-t] tests/kms_fbcon_fbt: Do a full connector probe.

[Souza, Jose]

On Mon, 2019-02-04 at 12:55 -0800, Dhinakaran Pandiyan wrote:
> kms_fbtcon_fbt appears to fail when it is the first test that is
> executed
> after module load.
> 'Test requirement not met in function set_mode_for_one_screen, file
> ../tests/kms_fbcon_fbt.c:153:
> Test requirement: i < drm->res->count_connectors'
> The problem seems to be that the 1920x1080 bios fb is re-used and
> that
> prunes the 4k mode before test execution. Later, when the test does
> not
> do a full-probe, the eDP connector does not have any valid modes.

drmModeGetConnectorCurrent() will get only one mode, the active one.

> 
> <7>[   12.444411] [drm:drm_mode_debug_printmodeline] Modeline
> 191:"3840x2160" 60 533250 3840 3888 3920 4000 2160 2163 2168 2222
> 0x48
> 0xa
> <7>[   12.444418] [drm:drm_mode_prune_invalid] Not using 3840x2160
> mode:
> VIRTUAL_X
> 
> Fix this by calling drmModeGetConnector() instead
> drmModeGetConnectorCurrent()
> 
> Note that that test is still expected to fail as PSR status checks
> are
> broken.

Reviewed-by: José Roberto de Souza <jose.souza at intel.com>

> 
> Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=109518
> Signed-off-by: Dhinakaran Pandiyan <dhinakaran.pandiyan at intel.com>
> ---
>  tests/kms_fbcon_fbt.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/tests/kms_fbcon_fbt.c b/tests/kms_fbcon_fbt.c
> index 9d0d5a36..40465a1c 100644
> --- a/tests/kms_fbcon_fbt.c
> +++ b/tests/kms_fbcon_fbt.c
> @@ -67,7 +67,7 @@ static void setup_drm(struct drm_info *drm)
>  	igt_assert(drm->res->count_connectors <= MAX_CONNECTORS);
>  
>  	for (i = 0; i < drm->res->count_connectors; i++)
> -		drm->connectors[i] = drmModeGetConnectorCurrent(drm-
> >fd,
> +		drm->connectors[i] = drmModeGetConnector(drm->fd,
>  						drm->res-
> >connectors[i]);
>  
>  	kmstest_set_vt_graphics_mode();
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