数据格式的详细说明：http://en.wikipedia.org/wiki/Extended_display_identification_data
下面是一个例子：
解释如下：
[ 28.637887] ******** Show Sink Info ******** [ 28.637895] Max tmds clk is 225000000 [ 28.637901] Support video mode: [ 28.637908] 1920x1080p@60Hz [ 28.637913] 1920x1080p@50Hz [ 28.637919] 1280x720p@60Hz [ 28.637924] 1280x720p@50Hz [ 28.637930] 720x576p@50Hz [ 28.637935] 720x480p@60Hz [ 28.637941] Support video color mode: [ 28.637946] RGB [ 28.637952] YCbCr422 [ 28.637957] YCbCr444 [ 28.637962] Support video color depth: [ 28.637968] 24bit [ 28.637973] 30bit [ 28.637978] 36bit [ 28.637983] Support audio type: [ 28.637989] LPCM [ 28.637995] Support max audio channel is 2 [ 28.638001] Support audio sample rate: [ 28.638006] 32000 [ 28.638011] 44100 [ 28.638016] 48000 [ 28.638021] 88200 [ 28.638026] 96000 [ 28.638031] 176400 [ 28.638036] 192000 [ 28.638041] Support audio word lenght: [ 28.638047] 16bit [ 28.638051] 20bit [ 28.638056] 24bit [ 28.638061] [ 28.638066] LPCM [ 28.638072] Support max audio channel is 8 [ 28.638078] Support audio sample rate: [ 28.638083] 32000 [ 28.638088] 44100 [ 28.638093] 48000 [ 28.638098] 88200 [ 28.638102] 96000 [ 28.638107] 176400 [ 28.638112] 192000 [ 28.638117] Support audio word lenght: [ 28.638123] 16bit [ 28.638128] 20bit [ 28.638132] 24bit [ 28.638137] [ 28.638142] AC3 [ 28.638147] Support max audio channel is 8 [ 28.638153] Support audio sample rate: [ 28.638159] 32000 [ 28.638164] 44100 [ 28.638169] 48000 [ 28.638174] Support audio word lenght: [ 28.638179] 16bit [ 28.638184] 20bit [ 28.638190] 24bit [ 28.638195] [ 28.638200] DTS [ 28.638205] Support max audio channel is 8 [ 28.638211] Support audio sample rate: [ 28.638217] 44100 [ 28.638222] 48000 [ 28.638227] Support audio word lenght: [ 28.638232] 20bit [ 28.638237] 24bit [ 28.638242] [ 28.638247] DSD [ 28.638252] Support max audio channel is 6 [ 28.638258] Support audio sample rate: [ 28.638263] 44100 [ 28.638268] Support audio word lenght: [ 28.638274] 20bit [ 28.638278] [ 28.638284] E-AC3 [ 28.638289] Support max audio channel is 8 [ 28.638295] Support audio sample rate: [ 28.638300] 44100 [ 28.638305] 48000 [ 28.638310] Support audio word lenght: [ 28.638316] 20bit [ 28.638321] 24bit [ 28.638325] [ 28.638330] DTS-HD [ 28.638335] Support max audio channel is 8 [ 28.638341] Support audio sample rate: [ 28.638349] 44100 [ 28.638354] 48000 [ 28.638359] 88200 [ 28.638364] 96000 [ 28.638369] 176400 [ 28.638374] 192000 [ 28.638379] Support audio word lenght: [ 28.638384] 20bit [ 28.638389] 24bit [ 28.638394] [ 28.638399] MLP [ 28.638404] Support max audio channel is 8 [ 28.638410] Support audio sample rate: [ 28.638416] 48000 [ 28.638421] 96000 [ 28.638425] 192000 [ 28.638431] Support audio word lenght: [ 28.638436] 24bit [ 28.638441]