xfree86/ddc/ddc.c

8  * can only do up to 128 bytes of EDID.  DDC2 is I2C-encapsulated and
9  * introduces extension blocks.  EDID is the old display identification
179 /* fetch entire EDID record; DDC bit needs to be masked */
216  * read EDID record , pass it to callback function to interpret.
251  * Attempts to probe the monitor for EDID information, if NoDDC and NoDDC1 are
252  * unset.  EDID information blocks are interpreted and the results returned in
256  * to the driver to decide policy on what to do with EDID information.
258  * @return pointer to a new xf86MonPtr containing the EDID information.
259  * @return NULL if no monitor attached or failure to interpret the EDID.
292         ErrorF("No EDID block returned\n");  in xf86DoEDID_DDC1()
294         ErrorF("Cannot interpret EDID block\n");  in xf86DoEDID_DDC1()
338         DDC2MakeDevice(pBus, 0x0060, "E-EDID segment register");  in DDC2Init()
349 /* block is the EDID block number.  a segment is two blocks. */
393  * Attempts to probe the monitor for EDID information, if NoDDC and NoDDC2 are
394  * unset.  EDID information blocks are interpreted and the results returned in
396  * the complete EDID data, including all extension blocks, if the 'complete'
400  * to the driver to decide policy on what to do with EDID information.
402  * @return pointer to a new xf86MonPtr containing the EDID information.
403  * @return NULL if no monitor attached or failure to interpret the EDID.
456  * Attempts to probe the monitor for EDID information, if NoDDC and NoDDC2 are
457  * unset.  EDID information blocks are interpreted and the results returned in
461  * to the driver to decide policy on what to do with EDID information.
463  * @return pointer to a new xf86MonPtr containing the EDID information.
464  * @return NULL if no monitor attached or failure to interpret the EDID.