[RESEND PATCH v11 13/18] drm: exynos: dsi: Add Exynos based host irq hooks

Jagan Teki jagan at amarulasolutions.com
Wed Jan 25 06:54:41 UTC 2023


On Wed, Jan 25, 2023 at 2:54 AM Jagan Teki <jagan at amarulasolutions.com> wrote:
>
> On Wed, Jan 25, 2023 at 2:54 AM Jagan Teki <jagan at amarulasolutions.com> wrote:
> >
> > On Wed, Jan 25, 2023 at 2:42 AM Marek Vasut <marex at denx.de> wrote:
> > >
> > > On 1/24/23 22:01, Jagan Teki wrote:
> > > > On Wed, Jan 25, 2023 at 2:18 AM Marek Vasut <marex at denx.de> wrote:
> > > >>
> > > >> On 1/23/23 16:12, Jagan Teki wrote:
> > > >>> Enable and disable of te_gpio's are Exynos platform specific
> > > >>> irq handling, so add the exynos based irq operations and hook
> > > >>> them for exynos plat_data.
> > > >>
> > > >> If this is just an optional generic GPIO IRQ, why not keep it in the
> > > >> core code ? TE (tearing enable?) should be available on MX8M too.
> > > >
> > > > So far the discussion (since from initial versions) with Marek
> > > > Szyprowski, seems to be available in Exynos. So, I keep it separate
> > > > from the DSIM core.
> > >
> > > Isn't TE a generic GPIO IRQ ? If so, it is available also on i.MX8M .
>
> I will check this.

In order to use TE_GPIO we need te handler implementation, right now
Exynos CRTC DRM drivers have implementation for this. That is the main
reason to keep the TE_GPIO handling in exynos, maybe if we handle that
generically then it is a viable option to move TE_GPIO to the DSIM
core.

Jagan.


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