Dne ponedeljek, 24. junij 2019 ob 17:56:30 CEST je Chen-Yu Tsai napisal(a):
> On Mon, Jun 24, 2019 at 11:49 PM Andrzej Hajda <a.hajda@xxxxxxxxxxx> wrote:
> > On 24.06.2019 17:05, Jernej Škrabec wrote:
> > > Dne ponedeljek, 24. junij 2019 ob 17:03:31 CEST je Andrzej Hajda
napisal(a):
> > >> On 26.05.2019 23:20, Jonas Karlman wrote:
> > >>> This patch enables Dynamic Range and Mastering InfoFrame on H6.
> > >>>
> > >>> Cc: Maxime Ripard <maxime.ripard@xxxxxxxxxxx>
> > >>> Cc: Jernej Skrabec <jernej.skrabec@xxxxxxxx>
> > >>> Signed-off-by: Jonas Karlman <jonas@xxxxxxxxx>
> > >>> ---
> > >>>
> > >>> drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c | 2 ++
> > >>> drivers/gpu/drm/sun4i/sun8i_dw_hdmi.h | 1 +
> > >>> 2 files changed, 3 insertions(+)
> > >>>
> > >>> diff --git a/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c
> > >>> b/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c index
> > >>> 39d8509d96a0..b80164dd8ad8
> > >>> 100644
> > >>> --- a/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c
> > >>> +++ b/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c
> > >>> @@ -189,6 +189,7 @@ static int sun8i_dw_hdmi_bind(struct device *dev,
> > >>> struct device *master,>
> > >>>
> > >>> sun8i_hdmi_phy_init(hdmi->phy);
> > >>>
> > >>> plat_data->mode_valid = hdmi->quirks->mode_valid;
> > >>>
> > >>> + plat_data->drm_infoframe = hdmi->quirks->drm_infoframe;
> > >>>
> > >>> sun8i_hdmi_phy_set_ops(hdmi->phy, plat_data);
> > >>>
> > >>> platform_set_drvdata(pdev, hdmi);
> > >>>
> > >>> @@ -255,6 +256,7 @@ static const struct sun8i_dw_hdmi_quirks
> > >>> sun8i_a83t_quirks = {>
> > >>>
> > >>> static const struct sun8i_dw_hdmi_quirks sun50i_h6_quirks = {
> > >>>
> > >>> .mode_valid = sun8i_dw_hdmi_mode_valid_h6,
> > >>>
> > >>> + .drm_infoframe = true,
> > >>>
> > >>> };
> > >>>
> > >>> static const struct of_device_id sun8i_dw_hdmi_dt_ids[] = {
> > >>>
> > >>> diff --git a/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.h
> > >>> b/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.h index
> > >>> 720c5aa8adc1..2a0ec08ee236
> > >>> 100644
> > >>> --- a/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.h
> > >>> +++ b/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.h
> > >>> @@ -178,6 +178,7 @@ struct sun8i_dw_hdmi_quirks {
> > >>>
> > >>> enum drm_mode_status (*mode_valid)(struct drm_connector
> > >
> > > *connector,
> > >
> > >>> const struct
> > >
> > > drm_display_mode *mode);
> > >
> > >>> unsigned int set_rate : 1;
> > >>>
> > >>> + unsigned int drm_infoframe : 1;
> > >>
> > >> Again, drm_infoframe suggests it contains inforframe, but in fact it
> > >> just informs infoframe can be used, so again my suggestion
> > >> use_drm_infoframe.
> > >>
> > >> Moreover bool type seems more appropriate here.
> > >
> > > checkpatch will give warning if bool is used.
> >
> > Then I would say "fix/ignore checkpatch" :)
> >
> > But maybe there is a reason.
>
> Here's an old one from Linus: https://lkml.org/lkml/2013/9/1/154
>
> I'd say that bool in a struct is a waste of space compared to a 1 bit
> bitfield, especially when there already are other bitfields in the same
> struct.
> > Anyway I've tested and I do not see the warning, could you elaborate it.
>
> Maybe checkpatch.pl --strict?
It seems they removed that check:
https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?
id=7967656ffbfa493f5546c0f1
After reading that block of text, I'm not sure what would be prefered way for
this case.
Best regards,
Jernej
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