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Message-ID: <CAAOTY_8SgNcAAch=AQazAG0z2wGte1Wa614bnAgG2eZQxCzL7A@mail.gmail.com>
Date:   Fri, 24 Jul 2020 00:21:13 +0800
From:   Chun-Kuang Hu <chunkuang.hu@...nel.org>
To:     Yongqiang Niu <yongqiang.niu@...iatek.com>
Cc:     Enric Balletbo Serra <eballetbo@...il.com>,
        Mark Rutland <mark.rutland@....com>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        Philipp Zabel <p.zabel@...gutronix.de>,
        David Airlie <airlied@...ux.ie>,
        linux-kernel <linux-kernel@...r.kernel.org>,
        dri-devel <dri-devel@...ts.freedesktop.org>,
        Matthias Brugger <matthias.bgg@...il.com>,
        Rob Herring <robh+dt@...nel.org>,
        "moderated list:ARM/Mediatek SoC support" 
        <linux-mediatek@...ts.infradead.org>,
        Daniel Vetter <daniel@...ll.ch>, CK Hu <ck.hu@...iatek.com>,
        Linux ARM <linux-arm-kernel@...ts.infradead.org>
Subject: Re: [v7, PATCH 1/7] drm/mediatek: move ddp component defint into mtk_mmsys.h

Yongqiang Niu <yongqiang.niu@...iatek.com> 於 2020年7月23日 週四 下午6:06寫道：
>
> On Thu, 2020-07-23 at 11:34 +0200, Enric Balletbo Serra wrote:
> > Hi Yongqian Niu,
> >
> > Thank you for your patch
> >
> > Missatge de Yongqiang Niu <yongqiang.niu@...iatek.com> del dia dj., 23
> > de jul. 2020 a les 4:05:
> > >
> > > move ddp component defint into mtk_mmsys.h
> > >
> >
> > There is a typo, should be "defines". But why you should move these
> > defines to mtk-mmsys?
> >
>
> ck do not like this :
> > -#include "../../gpu/drm/mediatek/mtk_drm_ddp.h"
> > -#include "../../gpu/drm/mediatek/mtk_drm_ddp_comp.h"

I think no one like this.

>
> after remove this, we need move the ddp component define
>
> type error will fixed in next version.
>

mmsys is the driver which control the routing of these ddp component,
so the definition of mtk_ddp_comp_id should be placed in mtk-mmsys.h

Regards,
Chun-Kuang.

>
> >
> >
> > > Signed-off-by: Yongqiang Niu <yongqiang.niu@...iatek.com>
> > > ---
> > >  drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h | 34 +----------------------------
> > >  drivers/soc/mediatek/mtk-mmsys.c            |  4 +---
> > >  include/linux/soc/mediatek/mtk-mmsys.h      | 33 ++++++++++++++++++++++++++++
> > >  3 files changed, 35 insertions(+), 36 deletions(-)
> > >
> > > diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h
> > > index debe363..161201f 100644
> > > --- a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h
> > > +++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h
> > > @@ -7,6 +7,7 @@
> > >  #define MTK_DRM_DDP_COMP_H
> > >
> > >  #include <linux/io.h>
> > > +#include <linux/soc/mediatek/mtk-mmsys.h>
> > >
> > >  struct device;
> > >  struct device_node;
> > > @@ -35,39 +36,6 @@ enum mtk_ddp_comp_type {
> > >         MTK_DDP_COMP_TYPE_MAX,
> > >  };
> > >
> > > -enum mtk_ddp_comp_id {
> > > -       DDP_COMPONENT_AAL0,
> > > -       DDP_COMPONENT_AAL1,
> > > -       DDP_COMPONENT_BLS,
> > > -       DDP_COMPONENT_CCORR,
> > > -       DDP_COMPONENT_COLOR0,
> > > -       DDP_COMPONENT_COLOR1,
> > > -       DDP_COMPONENT_DITHER,
> > > -       DDP_COMPONENT_DPI0,
> > > -       DDP_COMPONENT_DPI1,
> > > -       DDP_COMPONENT_DSI0,
> > > -       DDP_COMPONENT_DSI1,
> > > -       DDP_COMPONENT_DSI2,
> > > -       DDP_COMPONENT_DSI3,
> > > -       DDP_COMPONENT_GAMMA,
> > > -       DDP_COMPONENT_OD0,
> > > -       DDP_COMPONENT_OD1,
> > > -       DDP_COMPONENT_OVL0,
> > > -       DDP_COMPONENT_OVL_2L0,
> > > -       DDP_COMPONENT_OVL_2L1,
> > > -       DDP_COMPONENT_OVL1,
> > > -       DDP_COMPONENT_PWM0,
> > > -       DDP_COMPONENT_PWM1,
> > > -       DDP_COMPONENT_PWM2,
> > > -       DDP_COMPONENT_RDMA0,
> > > -       DDP_COMPONENT_RDMA1,
> > > -       DDP_COMPONENT_RDMA2,
> > > -       DDP_COMPONENT_UFOE,
> > > -       DDP_COMPONENT_WDMA0,
> > > -       DDP_COMPONENT_WDMA1,
> > > -       DDP_COMPONENT_ID_MAX,
> > > -};
> > > -
> > >  struct mtk_ddp_comp;
> > >  struct cmdq_pkt;
> > >  struct mtk_ddp_comp_funcs {
> > > diff --git a/drivers/soc/mediatek/mtk-mmsys.c b/drivers/soc/mediatek/mtk-mmsys.c
> > > index a55f255..36ad66b 100644
> > > --- a/drivers/soc/mediatek/mtk-mmsys.c
> > > +++ b/drivers/soc/mediatek/mtk-mmsys.c
> > > @@ -5,13 +5,11 @@
> > >   */
> > >
> > >  #include <linux/device.h>
> > > +#include <linux/io.h>
> > >  #include <linux/of_device.h>
> > >  #include <linux/platform_device.h>
> > >  #include <linux/soc/mediatek/mtk-mmsys.h>
> > >
> > > -#include "../../gpu/drm/mediatek/mtk_drm_ddp.h"
> > > -#include "../../gpu/drm/mediatek/mtk_drm_ddp_comp.h"
> > > -
> > >  #define DISP_REG_CONFIG_DISP_OVL0_MOUT_EN      0x040
> > >  #define DISP_REG_CONFIG_DISP_OVL1_MOUT_EN      0x044
> > >  #define DISP_REG_CONFIG_DISP_OD_MOUT_EN                0x048
> > > diff --git a/include/linux/soc/mediatek/mtk-mmsys.h b/include/linux/soc/mediatek/mtk-mmsys.h
> > > index 7bab5d9..2228bf6 100644
> > > --- a/include/linux/soc/mediatek/mtk-mmsys.h
> > > +++ b/include/linux/soc/mediatek/mtk-mmsys.h
> > > @@ -9,6 +9,39 @@
> > >  enum mtk_ddp_comp_id;
> > >  struct device;
> > >
> > > +enum mtk_ddp_comp_id {
> > > +       DDP_COMPONENT_AAL0,
> > > +       DDP_COMPONENT_AAL1,
> > > +       DDP_COMPONENT_BLS,
> > > +       DDP_COMPONENT_CCORR,
> > > +       DDP_COMPONENT_COLOR0,
> > > +       DDP_COMPONENT_COLOR1,
> > > +       DDP_COMPONENT_DITHER,
> > > +       DDP_COMPONENT_DPI0,
> > > +       DDP_COMPONENT_DPI1,
> > > +       DDP_COMPONENT_DSI0,
> > > +       DDP_COMPONENT_DSI1,
> > > +       DDP_COMPONENT_DSI2,
> > > +       DDP_COMPONENT_DSI3,
> > > +       DDP_COMPONENT_GAMMA,
> > > +       DDP_COMPONENT_OD0,
> > > +       DDP_COMPONENT_OD1,
> > > +       DDP_COMPONENT_OVL0,
> > > +       DDP_COMPONENT_OVL_2L0,
> > > +       DDP_COMPONENT_OVL_2L1,
> > > +       DDP_COMPONENT_OVL1,
> > > +       DDP_COMPONENT_PWM0,
> > > +       DDP_COMPONENT_PWM1,
> > > +       DDP_COMPONENT_PWM2,
> > > +       DDP_COMPONENT_RDMA0,
> > > +       DDP_COMPONENT_RDMA1,
> > > +       DDP_COMPONENT_RDMA2,
> > > +       DDP_COMPONENT_UFOE,
> > > +       DDP_COMPONENT_WDMA0,
> > > +       DDP_COMPONENT_WDMA1,
> > > +       DDP_COMPONENT_ID_MAX,
> > > +};
> > > +
> > >  void mtk_mmsys_ddp_connect(struct device *dev,
> > >                            enum mtk_ddp_comp_id cur,
> > >                            enum mtk_ddp_comp_id next);
> > > --
> > > 1.8.1.1.dirty
>
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