[lkml]   [2017]   [Mar]   [21]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
    SubjectRe: [PATCHv2 00/10] Nokia N950 basic display support
    On 20/03/17 13:29, Tomi Valkeinen wrote:
    > Hi,
    > On 05/03/17 01:50, Sebastian Reichel wrote:
    >> Hi,
    >> Some of you may remember, that I sent a series for the N950 display
    >> some time ago. N950 has command mode DSI panel, so the main part of
    >> the patchset takes care of adding manual display update support in
    >> omapdrm.
    >> The N950 also requires display rotation (the panel is mounted vertically
    >> and bottom-up) and offset. The required bits will be sent separately.
    >> The patchset is based on 2d62e0768d3c, which is the current commit
    >> torvald's master branch points to. I tested the patches on N950
    >> with kernel console (fbcon), Tomi's kmstest and Xorg from Debian sid.
    >> Rough changelog, most of that work was done by Tony (thanks!)
    >> * lots of patches dropped for now
    >> * rebased to current omapdrm interface
    >> * added OMAP4 support
    >> * misc. cleanup
    > I haven't been able to go through this series with time, but looking at
    > the patches, there were multiple places where I felt quite uneasy with
    > the changes. It didn't help that many of the patches did not have
    > descriptions.
    > So as an RFC series, it's quite nice and shows that the manual update
    > can be gotten to work. But I'm not ready to apply this until the patches
    > touching the omapdrm enable, disable and commit sequences are split up
    > into smaller patches with proper descriptions.

    I made a quick test on my OMAP4 SDP (it has similar panel to N950), and
    I did get a picture on the LCD, and kmstest --flip works. It's tearing,
    though, and the fps is ~80, so apparently TE signal is not used for
    synchronization here. I think nobody is calling the enable_te().


    [unhandled content-type:application/pgp-signature]
     \ /
      Last update: 2017-03-21 12:46    [W:3.111 / U:0.324 seconds]
    ©2003-2020 Jasper Spaans|hosted at Digital Ocean and my Meterkast|Read the blog