On Mon, Nov 23, 2015 at 03:49:20PM +0200, Ander Conselvan De Oliveira wrote: > On Fri, 2015-11-20 at 18:56 -0800, Vivek Kasireddy wrote: > > In some cases, we just need one valid (connected) output to perform > > a test. This macro can help in these situations by not having to > > put the test code inside a for loop that iterates over all the outputs. > > > > v2: Added a brief documentation for this macro. > > > > Suggested-by: Matt Roper <matthew.d.roper at intel.com> > > Cc: Thomas Wood <thomas.w...@intel.com> > > Signed-off-by: Vivek Kasireddy <vivek.kasire...@intel.com> > > --- > > lib/igt_kms.h | 12 ++++++++++++ > > 1 file changed, 12 insertions(+) > > > > diff --git a/lib/igt_kms.h b/lib/igt_kms.h > > index 965c47c..a0bb066 100644 > > --- a/lib/igt_kms.h > > +++ b/lib/igt_kms.h > > @@ -279,6 +279,18 @@ void igt_wait_for_vblank(int drm_fd, enum pipe pipe); > > for (int i__ = 0; (plane) = &(display)->pipes[(pipe)].planes[i__], \ > > i__ < (display)->pipes[(pipe)].n_planes; i__++) > > > > +/** > > + * get_first_connected_output: > > + * @display: Initialized igt_display_t type object > > + * @output: igt_output_t type object > > + * > > + * Returns: First valid (connected) output. > > + */ > > +#define get_first_connected_output(display, output) \ > > + for (int i__ = 0; i__ < (display)->n_outputs; i__++) \ > > + if ((output = &(display)->outputs[i__]), output->valid) \ > > + break > > + > > Is it possible that there is no valid output? >
We also need to check at least crtc restrictions, otherwise bsw will fall over mightly. Or well anything with MIPI DSI encoders. -Daniel -- Daniel Vetter Software Engineer, Intel Corporation http://blog.ffwll.ch _______________________________________________ Intel-gfx mailing list Intel-gfx@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/intel-gfx
