Hi Oleg, On Mon, 1 Jul 2019 at 09:00, Oleg Vasilev <oleg.vasilev@xxxxxxxxx> wrote: > > Currently, downstream port type is only reported in debugfs. This > information should be considered important since it reflects the actual > physical connector type. Some userspace (e.g. window compositors) > may want to show this info to a user. > > The 'subconnector' property is already utilized for DVI-I and TV-out for > reporting connector subtype. > > The initial motivation for this feature came from i2c test [1]. > It is supposed to be skipped on VGA connectors, but it cannot > detect VGA over DP and fails instead. > > [1]: https://bugs.freedesktop.org/show_bug.cgi?id=104097 > Signed-off-by: Oleg Vasilev <oleg.vasilev@xxxxxxxxx> > --- > drivers/gpu/drm/drm_connector.c | 38 +++++++++++++++++++++++++++++++-- > drivers/gpu/drm/drm_dp_helper.c | 36 +++++++++++++++++++++++++++++++ > include/drm/drm_connector.h | 2 ++ > include/drm/drm_dp_helper.h | 3 +++ > include/drm/drm_mode_config.h | 6 ++++++ > include/uapi/drm/drm_mode.h | 22 ++++++++++++------- > 6 files changed, 97 insertions(+), 10 deletions(-) > Can you please update other drivers to make use of this - quick grep shows 5-10 in total. if only i915 does this, then the point of making this uAPI is very meh. Think user-space having per-vendor quirks for KMS. While KMS should be vendor agnostic. -Emil _______________________________________________ Intel-gfx mailing list Intel-gfx@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/intel-gfx
