other versions
- jessie 3.16.56-1+deb8u1
DRM_DP_DPCD_READB(9) | DRM Core | DRM_DP_DPCD_READB(9) |
NAME¶
drm_dp_dpcd_readb - read a single byte from the DPCDSYNOPSIS¶
ssize_t
drm_dp_dpcd_readb(struct drm_dp_aux * aux,
unsigned int offset,
u8 * valuep);
ARGUMENTS¶
auxDisplayPort AUX channel
offset
address of the register to read
valuep
location where the value of the register will be
stored
DESCRIPTION¶
Returns the number of bytes transferred (1) on success, or a negative error code on failure.AUTHORS¶
Jesse Barnes <jesse.barnes@intel.com>Initial version
Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Driver internals
Daniel Vetter <daniel.vetter@ffwll.ch>
Contributions all over the place
COPYRIGHT¶
May 2018 | Kernel Hackers Manual 3.16 |