diff options
| -rw-r--r-- | drivers/gpu/drm/tegra/dp.c | 3 | ||||
| -rw-r--r-- | drivers/gpu/drm/tegra/dp.h | 7 |
2 files changed, 10 insertions, 0 deletions
diff --git a/drivers/gpu/drm/tegra/dp.c b/drivers/gpu/drm/tegra/dp.c index f9234f66062d..97fc0225483f 100644 --- a/drivers/gpu/drm/tegra/dp.c +++ b/drivers/gpu/drm/tegra/dp.c @@ -11,12 +11,14 @@ static void drm_dp_link_caps_reset(struct drm_dp_link_caps *caps) { caps->enhanced_framing = false; + caps->fast_training = false; } void drm_dp_link_caps_copy(struct drm_dp_link_caps *dest, const struct drm_dp_link_caps *src) { dest->enhanced_framing = src->enhanced_framing; + dest->fast_training = src->fast_training; } static void drm_dp_link_reset(struct drm_dp_link *link) @@ -61,6 +63,7 @@ int drm_dp_link_probe(struct drm_dp_aux *aux, struct drm_dp_link *link) link->max_lanes = drm_dp_max_lane_count(dpcd); link->caps.enhanced_framing = drm_dp_enhanced_frame_cap(dpcd); + link->caps.fast_training = drm_dp_fast_training_cap(dpcd); link->rate = link->max_rate; link->lanes = link->max_lanes; diff --git a/drivers/gpu/drm/tegra/dp.h b/drivers/gpu/drm/tegra/dp.h index 6246f9afb5fe..d6ae477bab5c 100644 --- a/drivers/gpu/drm/tegra/dp.h +++ b/drivers/gpu/drm/tegra/dp.h @@ -21,6 +21,13 @@ struct drm_dp_link_caps { * enhanced framing capability (mandatory as of DP 1.2) */ bool enhanced_framing; + + /** + * @fast_training: + * + * AUX CH handshake not required for link training + */ + bool fast_training; }; void drm_dp_link_caps_copy(struct drm_dp_link_caps *dest, |