Hello,
On Tuesday, July 31, 2012 10:19 AM Jingoo Han wrote:
> 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@xxxxxxxxxxx> 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@xxxxxxxxxxx>
> > > > >> ---
> > > > >> 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,
Yes, this method looks good imo. Maybe even having something like vidtcon_base in
variant structure will be enough to cover all VIDTCON0-3 registers.
Best regards
--
Marek Szyprowski
Samsung Poland R&D Center
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