drm_dp_link_probe(9) probe a DisplayPort link for capabilities

SYNOPSIS

int drm_dp_link_probe(struct drm_dp_aux * aux, struct drm_dp_link * link);

ARGUMENTS

aux

DisplayPort AUX channel

link

pointer to structure in which to return link capabilities

DESCRIPTION

The structure filled in by this function can usually be passed directly into drm_dp_link_power_up and drm_dp_link_configure to power up and configure the link based on the link's capabilities.

Returns 0 on success or a negative error code on failure.

AUTHORS

Jesse Barnes <[email protected]>
Intel Corporation,         
        

Initial version

Laurent Pinchart <[email protected]>
Ideas on board SPRL,         
        

Driver internals

Daniel Vetter <[email protected]>
Intel Corporation,         
        

Contributions all over the place

Lukas Wunner <[email protected]>

vga_switcheroo documentation

COPYRIGHT