Re: [PATCH v9 7/7] media: platform: mtk-mdp3: add Mediatek MDP3 driver

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On Wed, 2021-12-01 at 11:37 +0100, AngeloGioacchino Del Regno wrote:
> Il 01/12/21 10:50, Moudy Ho ha scritto:
> > This patch adds driver for Mediatek's Media Data Path ver.3 (MDP3).
> > It provides the following functions:
> >    color transform, format conversion, resize, crop, rotate, flip
> >    and additional image quality enhancement.
> > 
> > The MDP3 driver is mainly used for Google Chromebook products to
> > import the new architecture to set the HW settings as shown below:
> >    User -> V4L2 framework
> >      -> MDP3 driver -> SCP (setting calculations)
> >        -> MDP3 driver -> CMDQ (GCE driver) -> HW
> > 
> > Each modules' related operation control is sited in mtk-mdp3-comp.c
> > Each modules' register table is defined in file with "mdp_reg_"
> > prefix
> > GCE related API, operation control  sited in mtk-mdp3-cmdq.c
> > V4L2 m2m device functions are implemented in mtk-mdp3-m2m.c
> > Probe, power, suspend/resume, system level functions are defined in
> > mtk-mdp3-core.c
> > 
> > Signed-off-by: Ping-Hsun Wu <ping-hsun.wu@xxxxxxxxxxxx>
> > Signed-off-by: daoyuan huang <daoyuan.huang@xxxxxxxxxxxx>
> > Signed-off-by: Moudy Ho <moudy.ho@xxxxxxxxxxxx>
> > Reported-by: kernel test robot <lkp@xxxxxxxxx>
> > ---
> >   drivers/media/platform/Kconfig                |   19 +
> >   drivers/media/platform/Makefile               |    2 +
> >   drivers/media/platform/mtk-mdp3/Makefile      |    6 +
> >   .../media/platform/mtk-mdp3/mdp_reg_ccorr.h   |   19 +
> >   drivers/media/platform/mtk-mdp3/mdp_reg_isp.h |   27 +
> >   .../media/platform/mtk-mdp3/mdp_reg_rdma.h    |   65 +
> >   drivers/media/platform/mtk-mdp3/mdp_reg_rsz.h |   39 +
> >   .../media/platform/mtk-mdp3/mdp_reg_wdma.h    |   47 +
> >   .../media/platform/mtk-mdp3/mdp_reg_wrot.h    |   55 +
> >   drivers/media/platform/mtk-mdp3/mtk-img-ipi.h |  280 ++++
> >   .../media/platform/mtk-mdp3/mtk-mdp3-cmdq.c   |  514 +++++++
> >   .../media/platform/mtk-mdp3/mtk-mdp3-cmdq.h   |   46 +
> >   .../media/platform/mtk-mdp3/mtk-mdp3-comp.c   | 1264
> > +++++++++++++++++
> >   .../media/platform/mtk-mdp3/mtk-mdp3-comp.h   |  147 ++
> >   .../media/platform/mtk-mdp3/mtk-mdp3-core.c   |  338 +++++
> >   .../media/platform/mtk-mdp3/mtk-mdp3-core.h   |   76 +
> >   .../media/platform/mtk-mdp3/mtk-mdp3-m2m.c    |  789 ++++++++++
> >   .../media/platform/mtk-mdp3/mtk-mdp3-m2m.h    |   49 +
> >   .../media/platform/mtk-mdp3/mtk-mdp3-regs.c   |  737 ++++++++++
> >   .../media/platform/mtk-mdp3/mtk-mdp3-regs.h   |  372 +++++
> >   .../media/platform/mtk-mdp3/mtk-mdp3-vpu.c    |  312 ++++
> >   .../media/platform/mtk-mdp3/mtk-mdp3-vpu.h    |   78 +
> >   22 files changed, 5281 insertions(+)
> >   create mode 100644 drivers/media/platform/mtk-mdp3/Makefile
> >   create mode 100644 drivers/media/platform/mtk-
> > mdp3/mdp_reg_ccorr.h
> >   create mode 100644 drivers/media/platform/mtk-mdp3/mdp_reg_isp.h
> >   create mode 100644 drivers/media/platform/mtk-mdp3/mdp_reg_rdma.h
> >   create mode 100644 drivers/media/platform/mtk-mdp3/mdp_reg_rsz.h
> >   create mode 100644 drivers/media/platform/mtk-mdp3/mdp_reg_wdma.h
> >   create mode 100644 drivers/media/platform/mtk-mdp3/mdp_reg_wrot.h
> >   create mode 100644 drivers/media/platform/mtk-mdp3/mtk-img-ipi.h
> >   create mode 100644 drivers/media/platform/mtk-mdp3/mtk-mdp3-
> > cmdq.c
> >   create mode 100644 drivers/media/platform/mtk-mdp3/mtk-mdp3-
> > cmdq.h
> >   create mode 100644 drivers/media/platform/mtk-mdp3/mtk-mdp3-
> > comp.c
> >   create mode 100644 drivers/media/platform/mtk-mdp3/mtk-mdp3-
> > comp.h
> >   create mode 100644 drivers/media/platform/mtk-mdp3/mtk-mdp3-
> > core.c
> >   create mode 100644 drivers/media/platform/mtk-mdp3/mtk-mdp3-
> > core.h
> >   create mode 100644 drivers/media/platform/mtk-mdp3/mtk-mdp3-m2m.c
> >   create mode 100644 drivers/media/platform/mtk-mdp3/mtk-mdp3-m2m.h
> >   create mode 100644 drivers/media/platform/mtk-mdp3/mtk-mdp3-
> > regs.c
> >   create mode 100644 drivers/media/platform/mtk-mdp3/mtk-mdp3-
> > regs.h
> >   create mode 100644 drivers/media/platform/mtk-mdp3/mtk-mdp3-vpu.c
> >   create mode 100644 drivers/media/platform/mtk-mdp3/mtk-mdp3-vpu.h
> > 
> 
> snip...
> 
> > diff --git a/drivers/media/platform/mtk-mdp3/mtk-mdp3-cmdq.c
> > b/drivers/media/platform/mtk-mdp3/mtk-mdp3-cmdq.c
> > new file mode 100644
> > index 000000000000..a643f3ee928b
> > --- /dev/null
> > +++ b/drivers/media/platform/mtk-mdp3/mtk-mdp3-cmdq.c
> > @@ -0,0 +1,514 @@
> 
> Looks like you forgot to check my review comments to this entire
> file.
> Can you please send a new version after applying the changes to this
> file
> suggested in my review of series v8?
Hi Angelo,

Thanks for the reminder and sorry for my carelessness. Considering the
compatibility of subsequent chips and function independence, I plan to
move those mutex mod definition to the corresponding driver, and
release next version ASAP.

Thanks & Regards,
Moudy Ho
> Thanks.




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