linux-kernel - Re: [PATCH 6/8] media: uniphier: add common module of DVB adapter drivers

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Message-ID: <005d01d3fb98$20711900$61534b00$@socionext.com>
Date:   Mon, 4 Jun 2018 09:08:11 +0900
From:   "Katsuhiro Suzuki" <suzuki.katsuhiro@...ionext.com>
To:     "'Masahiro Yamada'" <yamada.masahiro@...ionext.com>,
        Suzuki, Katsuhiro/鈴木 勝博 
        <suzuki.katsuhiro@...ionext.com>
Cc:     "Mauro Carvalho Chehab" <mchehab+samsung@...nel.org>,
        <linux-media@...r.kernel.org>,
        "Masami Hiramatsu" <masami.hiramatsu@...aro.org>,
        "Jassi Brar" <jaswinder.singh@...aro.org>,
        "linux-arm-kernel" <linux-arm-kernel@...ts.infradead.org>,
        "Linux Kernel Mailing List" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 6/8] media: uniphier: add common module of DVB adapter drivers

Hello Yamada-san,

> -----Original Message-----
> From: Masahiro Yamada <yamada.masahiro@...ionext.com>
> Sent: Saturday, June 2, 2018 9:00 PM
> To: Suzuki, Katsuhiro/鈴木 勝博 <suzuki.katsuhiro@...ionext.com>
> Cc: Mauro Carvalho Chehab <mchehab+samsung@...nel.org>;
> linux-media@...r.kernel.org; Masami Hiramatsu <masami.hiramatsu@...aro.org>;
> Jassi Brar <jaswinder.singh@...aro.org>; linux-arm-kernel
> <linux-arm-kernel@...ts.infradead.org>; Linux Kernel Mailing List
> <linux-kernel@...r.kernel.org>
> Subject: Re: [PATCH 6/8] media: uniphier: add common module of DVB adapter drivers
> 
> 2018-05-30 18:09 GMT+09:00 Katsuhiro Suzuki <suzuki.katsuhiro@...ionext.com>:
> > This patch adds common module for UniPhier DVB adapter drivers
> > that equipments tuners and demod that connected by I2C and
> > UniPhier demux.
> >
> > Signed-off-by: Katsuhiro Suzuki <suzuki.katsuhiro@...ionext.com>
> > ---
> >  drivers/media/platform/uniphier/Makefile      |  5 ++
> >  drivers/media/platform/uniphier/hsc-core.c    |  8 ---
> >  .../platform/uniphier/uniphier-adapter.c      | 54 +++++++++++++++++++
> >  .../platform/uniphier/uniphier-adapter.h      | 42 +++++++++++++++
> >  4 files changed, 101 insertions(+), 8 deletions(-)
> >  create mode 100644 drivers/media/platform/uniphier/uniphier-adapter.c
> >  create mode 100644 drivers/media/platform/uniphier/uniphier-adapter.h
> >
> > diff --git a/drivers/media/platform/uniphier/Makefile
> b/drivers/media/platform/uniphier/Makefile
> > index 0622f04d9e68..9e75ad081b77 100644
> > --- a/drivers/media/platform/uniphier/Makefile
> > +++ b/drivers/media/platform/uniphier/Makefile
> > @@ -3,3 +3,8 @@ uniphier-dvb-y += hsc-core.o hsc-ucode.o hsc-css.o hsc-ts.o
> hsc-dma.o
> >  uniphier-dvb-$(CONFIG_DVB_UNIPHIER_LD11) += hsc-ld11.o
> >
> >  obj-$(CONFIG_DVB_UNIPHIER) += uniphier-dvb.o
> > +
> > +ccflags-y += -Idrivers/media/dvb-frontends/
> > +ccflags-y += -Idrivers/media/tuners/
> 
> 
> Please add $(srctree)/ like
> 
> ccflags-y += -I$(srctree)/drivers/media/dvb-frontends/
> ccflags-y += -I$(srctree)/drivers/media/tuners/
> 
> 
> Currently, it works $(srctree)/,
> but I really want to rip off the build system hack.

Thanks, I agree with your opinion, but other Makefiles in drivers/media use 
same hack. I don't know other way to include headers of demodulators and 
tuners...

Do you have any good ideas?


Regards,
--
Katsuhiro Suzuki


> 
> 
> 
> 
> 
> --
> Best Regards
> Masahiro Yamada