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

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Date:	Thu, 23 Jun 2016 10:11:43 -0400
From:	Sean Paul <seanpaul@...omium.org>
To:	Yakir Yang <ykk@...k-chips.com>
Cc:	Mark Yao <yzq@...k-chips.com>, Inki Dae <inki.dae@...sung.com>,
	Jingoo Han <jingoohan1@...il.com>,
	Heiko Stuebner <heiko@...ech.de>,
	Krzysztof Kozlowski <k.kozlowski@...sung.com>,
	linux-samsung-soc <linux-samsung-soc@...r.kernel.org>,
	linux-rockchip@...ts.infradead.org,
	Daniel Vetter <daniel.vetter@...ll.ch>,
	Emil Velikov <emil.l.velikov@...il.com>,
	Douglas Anderson <dianders@...omium.org>,
	dri-devel <dri-devel@...ts.freedesktop.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Javier Martinez Canillas <javier@....samsung.com>,
	Tomasz Figa <tomasz.figa@...omium.com>,
	Stéphane Marchesin <marcheu@...omium.org>,
	Thierry Reding <treding@...dia.com>,
	Dan Carpenter <dan.carpenter@...cle.com>
Subject: Re: [PATCH v3 07/10] drm/bridge: analogix_dp: passing the connector
 as an argument in .get_modes()

On Tue, Jun 14, 2016 at 7:46 AM, Yakir Yang <ykk@...k-chips.com> 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@...k-chips.com>

Reviewed-by: Sean Paul <seanpaul@...omium.org>

> ---
> 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
>
>
> _______________________________________________
> dri-devel mailing list
> dri-devel@...ts.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/dri-devel

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