SYNOPSIS

int drm_dp_dpcd_read_link_status(struct drm_dp_aux * aux, u8 status[DP_LINK_STATUS_SIZE]);

ARGUMENTS

aux

DisplayPort AUX channel

status[DP_LINK_STATUS_SIZE]

buffer to store the link status in (must be at least 6 bytes)

DESCRIPTION

Returns the number of bytes transferred 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

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