linux-kernel - Re: [PATCH v8 18/23] drm/mediatek: Add Padding to OVL adaptor

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Message-ID: <1343d1aff7beb2f85d5a45f300a9f14f11e85531.camel@mediatek.com>
Date:   Tue, 17 Oct 2023 11:09:34 +0000
From:   Shawn Sung (宋孝謙) 
        <Shawn.Sung@...iatek.com>
To:     CK Hu (胡俊光) <ck.hu@...iatek.com>,
        "matthias.bgg@...il.com" <matthias.bgg@...il.com>,
        "angelogioacchino.delregno@...labora.com" 
        <angelogioacchino.delregno@...labora.com>,
        "robh+dt@...nel.org" <robh+dt@...nel.org>,
        "krzysztof.kozlowski+dt@...aro.org" 
        <krzysztof.kozlowski+dt@...aro.org>
CC:     Yongqiang Niu (牛永强) 
        <yongqiang.niu@...iatek.com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "linux-mediatek@...ts.infradead.org" 
        <linux-mediatek@...ts.infradead.org>,
        "chunkuang.hu@...nel.org" <chunkuang.hu@...nel.org>,
        Jason-JH Lin (林睿祥) 
        <Jason-JH.Lin@...iatek.com>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        Nancy Lin (林欣螢) <Nancy.Lin@...iatek.com>,
        Moudy Ho (何宗原) <Moudy.Ho@...iatek.com>,
        "daniel@...ll.ch" <daniel@...ll.ch>,
        "p.zabel@...gutronix.de" <p.zabel@...gutronix.de>,
        "mchehab@...nel.org" <mchehab@...nel.org>,
        "dri-devel@...ts.freedesktop.org" <dri-devel@...ts.freedesktop.org>,
        Nathan Lu (呂東霖) <Nathan.Lu@...iatek.com>,
        "airlied@...il.com" <airlied@...il.com>,
        "sean@...rly.run" <sean@...rly.run>,
        "hverkuil-cisco@...all.nl" <hverkuil-cisco@...all.nl>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
        "fshao@...omium.org" <fshao@...omium.org>,
        "johnson.wang@...iatek.corp-partner.google.com" 
        <johnson.wang@...iatek.corp-partner.google.com>
Subject: Re: [PATCH v8 18/23] drm/mediatek: Add Padding to OVL adaptor

Hi Angelo,

On Tue, 2023-10-17 at 11:47 +0200, AngeloGioacchino Del Regno wrote:
> Il 16/10/23 12:40, Hsiao Chien Sung ha scritto:
> > Add MT8188 Padding to OVL adaptor to probe the driver.
> > 
> > Signed-off-by: Hsiao Chien Sung <shawn.sung@...iatek.
> > ---
> >   .../gpu/drm/mediatek/mtk_disp_ovl_adaptor.c   | 26
> > +++++++++++++++++++
> >   1 file changed, 26 insertions(+)
> > 
> > diff --git a/drivers/gpu/drm/mediatek/mtk_disp_ovl_adaptor.c
> > b/drivers/gpu/drm/mediatek/mtk_disp_ovl_adaptor.c
> > index 354ba6186166..b80425360e76 100644
> > --- a/drivers/gpu/drm/mediatek/mtk_disp_ovl_adaptor.c
> > +++ b/drivers/gpu/drm/mediatek/mtk_disp_ovl_adaptor.c
> > @@ -29,6 +29,7 @@ enum mtk_ovl_adaptor_comp_type {
> >   	OVL_ADAPTOR_TYPE_ETHDR,
> >   	OVL_ADAPTOR_TYPE_MDP_RDMA,
> >   	OVL_ADAPTOR_TYPE_MERGE,
> > +	OVL_ADAPTOR_TYPE_PADDING,
> >   	OVL_ADAPTOR_TYPE_NUM,
> >   };
> >   
> > @@ -46,6 +47,14 @@ enum mtk_ovl_adaptor_comp_id {
> >   	OVL_ADAPTOR_MERGE1,
> >   	OVL_ADAPTOR_MERGE2,
> >   	OVL_ADAPTOR_MERGE3,
> > +	OVL_ADAPTOR_PADDING0,
> > +	OVL_ADAPTOR_PADDING1,
> > +	OVL_ADAPTOR_PADDING2,
> > +	OVL_ADAPTOR_PADDING3,
> > +	OVL_ADAPTOR_PADDING4,
> > +	OVL_ADAPTOR_PADDING5,
> > +	OVL_ADAPTOR_PADDING6,
> > +	OVL_ADAPTOR_PADDING7,
> >   	OVL_ADAPTOR_ID_MAX
> >   };
> >   
> > @@ -66,6 +75,7 @@ static const char * const
> > private_comp_stem[OVL_ADAPTOR_TYPE_NUM] = {
> >   	[OVL_ADAPTOR_TYPE_ETHDR]	= "ethdr",
> >   	[OVL_ADAPTOR_TYPE_MDP_RDMA]	= "vdo1-rdma",
> >   	[OVL_ADAPTOR_TYPE_MERGE]	= "merge",
> > +	[OVL_ADAPTOR_TYPE_PADDING]	= "padding",
> >   };
> >   
> >   static const struct mtk_ddp_comp_funcs _ethdr = {
> > @@ -80,6 +90,13 @@ static const struct mtk_ddp_comp_funcs _merge =
> > {
> >   	.clk_disable = mtk_merge_clk_disable,
> >   };
> >   
> > +static const struct mtk_ddp_comp_funcs _padding = {
> 
> Please, _padding -> padding or mtk_padding
> 
> 
> Thanks,
> Angelo

Got it. Will change in the next version.

Thanks,
Shawn