linux-kernel - Re: [PATCH v3 3/8] drm/mediatek: add connection from OD1 to RDMA1

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Date:   Fri, 25 May 2018 17:36:53 +0800
From:   Stu Hsieh <stu.hsieh@...iatek.com>
To:     CK Hu <ck.hu@...iatek.com>
CC:     Philipp Zabel <p.zabel@...gutronix.de>,
        David Airlie <airlied@...ux.ie>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Matthias Brugger <matthias.bgg@...il.com>,
        <dri-devel@...ts.freedesktop.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-mediatek@...ts.infradead.org>, <srv_heupstream@...iatek.com>
Subject: Re: [PATCH v3 3/8] drm/mediatek: add connection from OD1 to RDMA1

Hi, CK:

For this patch, I would move it after "add ddp component OD1"
And add this line "#define OD1_MOUT_EN_RDMA1              BIT(16)" from
the path "Add support for mediatek SOC MT2712" to this patch

Regards,
Stu

On Fri, 2018-05-25 at 11:26 +0800, CK Hu wrote:
> Hi, Stu:
> 
> On Fri, 2018-05-25 at 10:34 +0800, stu.hsieh@...iatek.com wrote:
> > From: Stu Hsieh <stu.hsieh@...iatek.com>
> > 
> > This patch add the connection from OD1 to RDMA1 for ext path.
> > 
> 
> Reviewed-by: CK Hu <ck.hu@...iatek.com>
> 
> > Signed-off-by: Stu Hsieh <stu.hsieh@...iatek.com>
> > ---
> >  drivers/gpu/drm/mediatek/mtk_drm_ddp.c | 3 +++
> >  1 file changed, 3 insertions(+)
> > 
> > diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp.c b/drivers/gpu/drm/mediatek/mtk_drm_ddp.c
> > index 47ffa240bd25..0f568dd853d8 100644
> > --- a/drivers/gpu/drm/mediatek/mtk_drm_ddp.c
> > +++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp.c
> > @@ -151,6 +151,9 @@ static unsigned int mtk_ddp_mout_en(enum mtk_ddp_comp_id cur,
> >  	} else if (cur == DDP_COMPONENT_GAMMA && next == DDP_COMPONENT_RDMA1) {
> >  		*addr = DISP_REG_CONFIG_DISP_GAMMA_MOUT_EN;
> >  		value = GAMMA_MOUT_EN_RDMA1;
> > +	} else if (cur == DDP_COMPONENT_OD1 && next == DDP_COMPONENT_RDMA1) {
> > +		*addr = DISP_REG_CONFIG_DISP_OD_MOUT_EN;
> > +		value = OD1_MOUT_EN_RDMA1;
> >  	} else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DPI0) {
> >  		*addr = DISP_REG_CONFIG_DISP_RDMA1_MOUT_EN;
> >  		value = RDMA1_MOUT_DPI0;
> 
>