From mboxrd@z Thu Jan  1 00:00:00 1970
From: jg1.han@samsung.com (Jingoo Han)
Date: Tue, 31 Jul 2012 17:19:01 +0900
Subject: [PATCH 1/3] Move FIMD register headers to include/video/
In-Reply-To: <032201cd6ee5$ad4a0d50$07de27f0$%szyprowski@samsung.com>
References: <1343637905-17764-1-git-send-email-l.krishna@samsung.com>
 <1343637905-17764-2-git-send-email-l.krishna@samsung.com>
 <000001cd6e30$da849520$8f8dbf60$%han@samsung.com>
 <CAL1wa8e7Joghf9S=SgbQLJFWcYOrP5uK6qYXsV_N6rX1MVEALg@mail.gmail.com>
 <000a01cd6eb6$2113a050$633ae0f0$%han@samsung.com>
 <032201cd6ee5$ad4a0d50$07de27f0$%szyprowski@samsung.com>
Message-ID: <000701cd6ef5$24315c70$6c941550$%han@samsung.com>
To: linux-arm-kernel@lists.infradead.org
List-Id: linux-arm-kernel.lists.infradead.org

On Tuesday, July 31, 2012 3:28 PM Marek Szyprowski wrote:
> 
> Hello,
> 
> On Tuesday, July 31, 2012 2:48 AM Jingoo Han wrote:
> 
> > On Monday, July 30, 2012 8:16 PM, Leela Krishna Amudala wrote:
> > >
> > > Hello Jingoo Han,
> > >
> > > On Mon, Jul 30, 2012 at 2:23 PM, Jingoo Han <jg1.han@samsung.com> wrote:
> > > > On Monday, July 30, 2012 5:45 PM, Leela Krishna Amudala wrote:
> > > >>
> > > >> Moved the contents of regs-fb-v4.h and regs-fb.h from arch side
> > > >> to include/video/samsung_fimd.h
> > > >>
> > > >> Signed-off-by: Leela Krishna Amudala <l.krishna@samsung.com>
> > > >> ---
> > > >>  arch/arm/plat-samsung/include/plat/regs-fb-v4.h |  159 -------
> > > >>  arch/arm/plat-samsung/include/plat/regs-fb.h    |  403 -----------------
> > > >>  include/video/samsung_fimd.h                    |  533 +++++++++++++++++++++++
> > > >>  3 files changed, 533 insertions(+), 562 deletions(-)
> > > >>  delete mode 100644 arch/arm/plat-samsung/include/plat/regs-fb-v4.h
> > > >>  delete mode 100644 arch/arm/plat-samsung/include/plat/regs-fb.h
> > > >>  create mode 100644 include/video/samsung_fimd.h
> > > >>
> > > >> +*/
> > > >> +
> > > >> +/*FIMD V8 REG OFFSET */
> > > >> +#define FIMD_V8_VIDTCON0     (0x20010)
> > > >> +#define FIMD_V8_VIDTCON1     (0x20014)
> > > >> +#define FIMD_V8_VIDTCON2     (0x20018)
> > > >> +#define FIMD_V8_VIDTCON3     (0x2001C)
> > > >> +#define FIMD_V8_VIDCON1              (0x20004)
> >
> >
> > How about using soc_is_exynos5250()?
> >
> > +#define VIDTCON0				(soc_is_exynos5250() ? \
> > +						(0x20010) : (0x10))
> >
> > In this case, the FIMD driver does not need to change.
> > Also, one binary is available.
> 
> Please don't mix two methods of runtime detection. FIMD driver (s3c-fb) already
> has runtime hw detection based on platform device id. Adding such detection for
> exynos5 to DRM FIMD driver should not be a big issue too.

Marek,
Then, do you want use like this?

#define VIDTCON0				(0x10)
+#define FIMD_V8_VIDTCON0			(0x20010)

--- a/drivers/video/s3c-fb.c
+++ b/drivers/video/s3c-fb.c
@@ -1924,7 +1924,7 @@ static struct s3c_fb_driverdata s3c_fb_data_exynos4 = {
 static struct s3c_fb_driverdata s3c_fb_data_exynos5 = {
        .variant = {
                .nr_windows     = 5,
-               .vidtcon        = VIDTCON0,
+               .vidtcon        = FIMD_V8_VIDTCON0,


> 
> Best regards
> --
> Marek Szyprowski
> Samsung Poland R&D Center