Re: (subset) [PATCH v4 0/9] media: iris: migrate to using global UBWC config

From: Dmitry Baryshkov

Date: Wed Apr 01 2026 - 07:49:22 EST


On Tue, Mar 31, 2026 at 04:04:24PM -0500, Bjorn Andersson wrote:
>
> On Sun, 25 Jan 2026 13:30:02 +0200, Dmitry Baryshkov wrote:
> > Having UBWC configuration in the driver is error prone. For example, the
> > driver specifies fixed values for HBB, while the actual value might
> > depend on the DDR type. Stop defining UBWC data in the iris driver and
> > use the global UBWC configuration registry.
> >
> > Merge strategy: either merge SoC bits directly through the media tree
> > (with Bjorn's ack) or merge to the media tree through the immutable tag.
> > The drm patches will follow depending on the way the SoC patches are
> > merged.
> >
> > [...]
>
> Applied, thanks!
>
> [1/9] soc: qcom: ubwc: add helper to get min_acc length
> commit: 68a66a44af6e196ca426d1250104d3018ed9e74b
> [2/9] soc: qcom: ubwc: add helpers to get programmable values
> commit: b2571ef8d4ec9bb636889a9132090bcc3449792e

Is there an immutable tag, in case iris maintainers decide to pick the
rest of the series?

>
> Best regards,
> --
> Bjorn Andersson <andersson@xxxxxxxxxx>

--
With best wishes
Dmitry