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/* SPDX-License-Identifier: MIT */
/*
* Copyright (C) 2013-2019 NVIDIA Corporation.
* Copyright (C) 2015 Rob Clark
*/
#ifndef DRM_TEGRA_DP_H
#define DRM_TEGRA_DP_H 1
struct drm_dp_aux;
#define DP_LINK_CAP_ENHANCED_FRAMING (1 << 0)
/**
* struct drm_dp_link - DP link capabilities
* @revision: DP specification revision supported on the link
* @rate: maximum clock rate supported on the link
* @num_lanes: maximum number of lanes supported on the link
* @capabilities: bitmask of capabilities supported on the link
*/
struct drm_dp_link {
unsigned char revision;
unsigned int rate;
unsigned int num_lanes;
unsigned long capabilities;
};
int drm_dp_link_probe(struct drm_dp_aux *aux, struct drm_dp_link *link);
int drm_dp_link_power_up(struct drm_dp_aux *aux, struct drm_dp_link *link);
int drm_dp_link_power_down(struct drm_dp_aux *aux, struct drm_dp_link *link);
int drm_dp_link_configure(struct drm_dp_aux *aux, struct drm_dp_link *link);
#endif
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