Re: [PATCH v3 07/10] drm/bridge: analogix_dp: passing the connector as an argument in .get_modes()

[Yakir Yang <ykk@xxxxxxxxxxxxxx>]

On 06/15/2016 12:28 AM, Daniel Vetter wrote:
> On Tue, Jun 14, 2016 at 06:26:56PM +0200, Daniel Vetter wrote:
> > On Tue, Jun 14, 2016 at 07:46:29PM +0800, Yakir Yang wrote:
> > > It's better to pass the connector to platform driver in .get_modes()
> > > callback, just like what the .get_modes() helper function designed.
> > >
> > > Signed-off-by: Yakir Yang <ykk@xxxxxxxxxxxxxx>
> > Also please drop the analogix prefix from the subject, this is for all
> > drm_bridge drivers.
> Ok, strike all my comments, I was blind and didn't realize that this was a
> private interface for only rockchip/exynos.

:)

> -Daniel
>
> > -Daniel
> >
> > > ---
> > > Changes in v3:
> > > - Avoid to change any internal driver state in .mode_valid interface. (Tomasz, reviewed at Google Gerrit)
> > >      [https://chromium-review.googlesource.com/#/c/346318/10/drivers/gpu/drm/rockchip/analogix_dp-rockchip.c@113]
> > >
> > > Changes in v2: None
> > >
> > >   drivers/gpu/drm/bridge/analogix/analogix_dp_core.c | 2 +-
> > >   drivers/gpu/drm/exynos/exynos_dp.c                 | 4 ++--
> > >   include/drm/bridge/analogix_dp.h                   | 3 ++-
> > >   3 files changed, 5 insertions(+), 4 deletions(-)
> > >
> > > diff --git a/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c b/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c
> > > index 4a1b3b8..1a890fa 100644
> > > --- a/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c
> > > +++ b/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c
> > > @@ -938,7 +938,7 @@ int analogix_dp_get_modes(struct drm_connector *connector)
> > >   		num_modes += drm_panel_get_modes(dp->plat_data->panel);
> > >   
> > >   	if (dp->plat_data->get_modes)
> > > -		num_modes += dp->plat_data->get_modes(dp->plat_data);
> > > +		num_modes += dp->plat_data->get_modes(dp->plat_data, connector);
> > >   
> > >   	return num_modes;
> > >   }
> > > diff --git a/drivers/gpu/drm/exynos/exynos_dp.c b/drivers/gpu/drm/exynos/exynos_dp.c
> > > index 468498e..8a555ed 100644
> > > --- a/drivers/gpu/drm/exynos/exynos_dp.c
> > > +++ b/drivers/gpu/drm/exynos/exynos_dp.c
> > > @@ -67,10 +67,10 @@ static int exynos_dp_poweroff(struct analogix_dp_plat_data *plat_data)
> > >   	return exynos_dp_crtc_clock_enable(plat_data, false);
> > >   }
> > >   
> > > -static int exynos_dp_get_modes(struct analogix_dp_plat_data *plat_data)
> > > +static int exynos_dp_get_modes(struct analogix_dp_plat_data *plat_data,
> > > +			       struct drm_connector *connector)
> > >   {
> > >   	struct exynos_dp_device *dp = to_dp(plat_data);
> > > -	struct drm_connector *connector = &dp->connector;
> > >   	struct drm_display_mode *mode;
> > >   	int num_modes = 0;
> > >   
> > > diff --git a/include/drm/bridge/analogix_dp.h b/include/drm/bridge/analogix_dp.h
> > > index 82b8135..181db09 100644
> > > --- a/include/drm/bridge/analogix_dp.h
> > > +++ b/include/drm/bridge/analogix_dp.h
> > > @@ -34,7 +34,8 @@ struct analogix_dp_plat_data {
> > >   	int (*power_off)(struct analogix_dp_plat_data *);
> > >   	int (*attach)(struct analogix_dp_plat_data *, struct drm_bridge *,
> > >   		      struct drm_connector *);
> > > -	int (*get_modes)(struct analogix_dp_plat_data *);
> > > +	int (*get_modes)(struct analogix_dp_plat_data *,
> > > +			 struct drm_connector *);
> > >   };
> > >   
> > >   int analogix_dp_resume(struct device *dev);
> > > --
> > > 1.9.1
> > --
> > Daniel Vetter
> > Software Engineer, Intel Corporation
> > http://blog.ffwll.ch


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