Re: [PATCH 1/2] drm/hyperv: Add DRM driver for hyperv synthetic video device

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



  Hi,

> > It's not possible to do page flip with this virtual device. The call to
> > SYNTHVID_VRAM_LOCATION is only honoured once. So unfortunately need to
> > use SHMEM helpers.
> 
> I was thinking about using struct video_output_situation.vram_offset; in
> case you want to tinker with that. There's a comment in the patch that
> vram_offset should always be 0. But this comment seems incorrect for devices
> with more than one output.

Where does the comment come from?  fbdev drivers support a single
framebuffer only so for a fbdev driver it makes sense to set the offset
to 0 unconditionally.  With drm you probably can handle things
differently ...

take care,
  Gerd

_______________________________________________
dri-devel mailing list
dri-devel@xxxxxxxxxxxxxxxxxxxxx
https://lists.freedesktop.org/mailman/listinfo/dri-devel



[Index of Archives]     [Linux DRI Users]     [Linux Intel Graphics]     [Linux USB Devel]     [Video for Linux]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]     [XFree86]     [Linux USB Devel]     [Video for Linux]     [Linux Audio Users]     [Linux Kernel]     [Linux SCSI]     [XFree86]
  Powered by Linux