<pre>
On Mon, 2023-09-18 at 11:21 +0200, AngeloGioacchino Del Regno wrote:
> Il 18/09/23 11:09, CK Hu (胡俊光) ha scritto:
> > On Mon, 2023-09-18 at 16:42 +0800, Hsiao Chien Sung wrote:
> > > Add OVL compatible name for MT8195.
> >
> > Reviewed-by: CK Hu <ck.hu@mediatek.com>
> >
> > but it's weird to put this patch into IGT series. Without this
> > patch,
> > mt8195 drm driver does not work not only IGT.
> >
>
> The driver does work because the devicetree node declares two
> compatibles,
> "mediatek,mt8195-disp-ovl", "mediatek,mt8183-disp-ovl" where the
> second
> compatible is matched in mtk_drm_drv, and the first is matched in
> mtk_disp_ovl
> as both are platform_driver.
>
> This commit is not necessary, even... :-)


Agree. This patch is not necessary.

Regards,
CK

>
> Regards,
> Angelo
>
> > Regards,
> > CK
> >
> > >
> > > Signed-off-by: Hsiao Chien Sung <shawn.sung@mediatek.com>
> > > ---
> > > drivers/gpu/drm/mediatek/mtk_drm_drv.c | 2 ++
> > > 1 file changed, 2 insertions(+)
> > >
> > > diff --git a/drivers/gpu/drm/mediatek/mtk_drm_drv.c
> > > b/drivers/gpu/drm/mediatek/mtk_drm_drv.c
> > > index 93552d76b6e7..7759a06e5c0e 100644
> > > --- a/drivers/gpu/drm/mediatek/mtk_drm_drv.c
> > > +++ b/drivers/gpu/drm/mediatek/mtk_drm_drv.c
> > > @@ -715,6 +715,8 @@ static const struct of_device_id
> > > mtk_ddp_comp_dt_ids[] = {
> > > .data = (void *)MTK_DISP_OVL },
> > > { .compatible = "mediatek,mt8192-disp-ovl",
> > > .data = (void *)MTK_DISP_OVL },
> > > +{ .compatible = "mediatek,mt8195-disp-ovl",
> > > + .data = (void *)MTK_DISP_OVL },
> > > { .compatible = "mediatek,mt8183-disp-ovl-2l",
> > > .data = (void *)MTK_DISP_OVL_2L },
> > > { .compatible = "mediatek,mt8192-disp-ovl-2l",
>
>
>

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