[Bug 67030] [HSW] native mode 3840x2160 not supported on 4K TV with HDMI

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=67030

--- Comment #11 from cancan,feng <cancan.feng at intel.com> ---
(In reply to comment #10)
> (In reply to comment #9)
> > (In reply to comment #8)
> > > Created attachment 82800 [details] [review] [review] [review]
> > > fix hdmi port clock limits v3
> > > 
> > > Yeah, the patch wasn't updating the ->mode_valid callback. With this one
> > > here we should have many more modes listed, and hopefully also the 4k mode.
> > > Please retest.
> > 
> > By the way, I tested it with Windows 7 on HSW desktop, here is the max
> > resolution:
> >   VGA                 HDMI
> > 2048x1152          3840x2160
> 
> Just to check: Does the max resolution of 2048x1152 on VGA work on linux?

No, 2048x1152 doesn't work on linux.

9       10      connected       VGA     930x520         13
  modes:
  name refresh (Hz) hdisp hss hse htot vdisp vss vse vtot flags type clock
[0]  1920x1080 60 1920 1968 2000 2080 1080 1083 1088 1111 0x9 0x48 138500
[1]  1280x1024 75 1280 1296 1440 1688 1024 1025 1028 1066 0x5 0x40 135000
[2]  1024x768 75 1024 1040 1136 1312 768 769 772 800 0x5 0x40 78800
[3]  1024x768 70 1024 1048 1184 1328 768 771 777 806 0xa 0x40 75000
[4]  1024x768 60 1024 1048 1184 1344 768 771 777 806 0xa 0x40 65000
[5]  800x600 75 800 816 896 1056 600 601 604 625 0x5 0x40 49500
[6]  800x600 72 800 856 976 1040 600 637 643 666 0x5 0x40 50000
[7]  800x600 60 800 840 968 1056 600 601 605 628 0x5 0x40 40000
[8]  800x600 56 800 824 896 1024 600 601 603 625 0x5 0x40 36000
[9]  640x480 75 640 656 720 840 480 481 484 500 0xa 0x40 31500
[10]  640x480 73 640 664 704 832 480 489 491 520 0xa 0x40 31500
[11]  640x480 60 640 656 752 800 480 490 492 525 0xa 0x40 25200
[12]  720x400 70 720 738 846 900 400 412 414 449 0x6 0x40 28320

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