Re: [PATCH v4 27/28] media: iris: enable video driver probe of SM8250 SoC

From: Dmitry Baryshkov
Date: Tue Oct 15 2024 - 08:28:08 EST


On Tue, 15 Oct 2024 at 12:22, Dikshita Agarwal
<quic_dikshita@xxxxxxxxxxx> wrote:
>
>
>
> On 10/14/2024 7:38 PM, Dmitry Baryshkov wrote:
> > On Mon, Oct 14, 2024 at 10:00:21PM +0800, Jianhua Lu wrote:
> >> On Mon, Oct 14, 2024 at 02:37:48PM +0530, Dikshita Agarwal wrote:
> >>> Initialize the platform data and enable video driver
> >>> probe of SM8250 SoC.
> >>>
> >>> Signed-off-by: Dikshita Agarwal <quic_dikshita@xxxxxxxxxxx>
> >>> ---
> >> [..]
> >>> diff --git a/drivers/media/platform/qcom/iris/iris_probe.c b/drivers/media/platform/qcom/iris/iris_probe.c
> >>> index 86ef2e5c488e..a2aadd48926f 100644
> >>> --- a/drivers/media/platform/qcom/iris/iris_probe.c
> >>> +++ b/drivers/media/platform/qcom/iris/iris_probe.c
> >>> @@ -325,6 +325,10 @@ static const struct of_device_id iris_dt_match[] = {
> >>> .compatible = "qcom,sm8550-iris",
> >>> .data = &sm8550_data,
> >>> },
> >>> + {
> >>> + .compatible = "qcom,sm8250-venus",
> >>> + .data = &sm8250_data,
> >>> + },
> >>> { },
> >>> };
> >>> MODULE_DEVICE_TABLE(of, iris_dt_match);
> >>
> >> qcom-venus driver has already supported sm8250 soc, I think you should add
> >> an extra patch to drop sm8250 releated code from qcom-venus driver if you
> >> tend to add support for sm8250 in qcom-iris driver.
> >
> > Iris driver did not feature parity with the venus driver, so it is
> > expected that two drivers will exist side by side for some time.
> > Nevertheless ideally we should have a way to specify which driver should
> > be used for sm8250 (and other platforms being migrated).
> >
> Agree, we should have a way to specify this. Any suggestions to achieve
> this are welcomed.

See how this is handled for the drm/msm/mdp5 vs dpu drivers.

--
With best wishes
Dmitry