DRM_ADD_MODES_NOEDID(9) DRM Internals DRM_ADD_MODES_NOEDID(9)NAME
drm_add_modes_noedid - add modes for the connectors without EDID
SYNOPSIS
int drm_add_modes_noedid(struct drm_connector * connector, int hdisplay, int vdisplay);
ARGUMENTS
connector
connector we're probing
hdisplay
the horizontal display limit
vdisplay
the vertical display limit
DESCRIPTION
Add the specified modes to the connector's mode list. Only when the hdisplay/vdisplay is not beyond the given limit, it will be added.
Return number of modes added or 0 if we couldn't find any.
AUTHORS
Jesse Barnes <jesse.barnes@intel.com>
Intel Corporation,
Initial version
Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Ideas on board SPRL,
Driver internals
COPYRIGHT Kernel Hackers Manual 3.10 June 2014 DRM_ADD_MODES_NOEDID(9)
Check Out this Related Man Page
LOCON(3) MBK LOGICAL STRUCTURE DEFINITIONS LOCON(3)NAME
locon - mbk logical connector
DESCRIPTION
The locon is used to describe a connector of the logical view of a figure. Connectors are describing the cell interface, and are the
link between its physical and logical views, so the names must be the same.
The declarations needed to work on locon are available in the header file "/labo/include/mlo404.h", where '404' is the actual mbk version.
The following C structure supports the description of the logical connector :
typedef struct locon {
struct locon *NEXT;
char *NAME;
struct losig *SIG;
void *ROOT;
char DIRECTION;
char TYPE;
struct ptype *USER;
} locon_list;
NEXT Pointer to the next locon of the list.
NAME Name of the connector. It identifies the connector, so it should unique in a given logical figure. A logical connector
with a given name correspond to the physical connector or connectors of this name.
SIG Pointer to the signal linked to the connector. This signal is, of course, unique. See losig(3) for details.
ROOT Pointer to the object it belongs to. This object may be either a lofig, or a loins, depending on the type of the con-
nector. See lofig(3) and loins for details.
DIRECTION This indicates the way of the information going through the connector. Six directions are legal :
IN input
OUT output
INOUT input and output
UNKNOWN no information is available
TRISTATE tristate output
TRANSCV tristate output and input
TYPE Character indicating if the connector belongs to a model or an instance. It can take two values :
EXTERNAL for figure connectors
INTERNAL for instance connectors
The TYPE is needed to appropriatly cast the ROOT field, and must be approriatly filled by the parsers. A misuse of it
may cause strange behaviours.
USER Pointer to a ptype list, see ptype for details, that is a general purpose pointer used to share informations on the
connector.
SEE ALSO mbk(1), mbk(3), addlocon(3), getlocon(3), dellocon(3), losig(3), ptype(3), loins(3), lofig(3).
BUG REPORT
This tool is under development at the ASIM department of the LIP6 laboratory.
We need your feedback to improve documentation and tools.
ASIM /LIP6 October 1, 1997 LOCON(3)
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