On Fri, 16 Mar 2018, José Roberto de Souza <jose.souza@xxxxxxxxx> wrote: > eDP 1.4a specification defines PSR version 3, it PSR2 with the > addition of Y-coordinate support when doing selective update. > > Signed-off-by: José Roberto de Souza <jose.souza@xxxxxxxxx> > --- > include/drm/drm_dp_helper.h | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/include/drm/drm_dp_helper.h b/include/drm/drm_dp_helper.h > index 4de97e94ef9d..62903bae0221 100644 > --- a/include/drm/drm_dp_helper.h > +++ b/include/drm/drm_dp_helper.h > @@ -288,6 +288,7 @@ > #define DP_PSR_SUPPORT 0x070 /* XXX 1.2? */ > # define DP_PSR_IS_SUPPORTED 1 > # define DP_PSR2_IS_SUPPORTED 2 /* eDP 1.4 */ > +# define DP_PSR2_WITH_Y_COORD_IS_SUPPORTED 3 /* eDP 1.4a */ I wish the spec would give us sensible names to work with... We can't call it PSR3, so we might as well go with this. Pushed to drm-misc-next, thanks for the patch. BR, Jani. > > #define DP_PSR_CAPS 0x071 /* XXX 1.2? */ > # define DP_PSR_NO_TRAIN_ON_EXIT 1 -- Jani Nikula, Intel Open Source Technology Center _______________________________________________ dri-devel mailing list dri-devel@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/dri-devel
