Re: [Freedreno] [PATCH 5/9] arm64: dts: sdm845: Add gpu and gmu device nodes

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

 



On Mon, Oct 22, 2018 at 04:08:11PM +0530, Viresh Kumar wrote:
> On 15-10-18, 08:34, Jordan Crouse wrote:
> > I agree that consistency is good. But the GPU is by design outside of the
> > control of the genpd universe so it is by design not using the same features.
> > It unfortunately does happen to use a similar number in an OPP binding to
> > construct the level mapping but since we can't read the cmd-db from the GMU
> > space this is a necessary evil.
> 
> Where do you define how to use this binding in case of GPU? I mean
> some DT binding doc must have some information to avoid confusion as
> all other users will have the qcom,level thing in the genpd's OPP
> table which GPU will have it directly within its OPP table.

When I first made the patch I was just using existing OPP bindings for  GPU
levels as the wording was generic enough to cover both cases. I would be happy
to revisit that and indicate that the OPP bindings apply to RPMh and GPU/GMU
as we've discussed in this thread.

Jordan

-- 
The Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum,
a Linux Foundation Collaborative Project
_______________________________________________
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