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From: Fabrizio Castro <fabrizio.castro@bp.renesas.com>
To: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>,
	Maxime Ripard <maxime.ripard@bootlin.com>,
	Sean Paul <sean@poorly.run>,
	Thierry Reding <thierry.reding@gmail.com>,
	David Airlie <airlied@linux.ie>, Daniel Vetter <daniel@ffwll.ch>,
	Sam Ravnborg <sam@ravnborg.org>,
	"dri-devel@lists.freedesktop.org"
	<dri-devel@lists.freedesktop.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	Simon Horman <horms@verge.net.au>,
	Geert Uytterhoeven <geert+renesas@glider.be>,
	Chris Paterson <Chris.Paterson2@renesas.com>,
	Biju Das <biju.das@bp.renesas.com>,
	"linux-renesas-soc@vger.kernel.org" 
	<linux-renesas-soc@vger.kernel.org>,
	Kieran Bingham <kieran.bingham+renesas@ideasonboard.com>,
	Jacopo Mondi <jacopo+renesas@jmondi.org>
Subject: RE: [PATCH v2 5/9] drm/panel: Add timings field to drm_panel
Date: Thu, 15 Aug 2019 13:49:09 +0000
Message-ID: <TY1PR01MB1770F80560B2B2DFEE2F3BB7C0AC0@TY1PR01MB1770.jpnprd01.prod.outlook.com> (raw)
In-Reply-To: <20190815120315.GL5011@pendragon.ideasonboard.com>

Hello Laurent,

Thank you for your feedback!

> From: linux-renesas-soc-owner@vger.kernel.org <linux-renesas-soc-owner@vger.kernel.org> On Behalf Of Laurent Pinchart
> Sent: 15 August 2019 13:03
> Subject: Re: [PATCH v2 5/9] drm/panel: Add timings field to drm_panel
> 
> Hi Fabrizio,
> 
> Thank you for the patch.
> 
> On Thu, Aug 15, 2019 at 12:04:29PM +0100, Fabrizio Castro wrote:
> > We need to know if the panel supports dual-link, similarly
> > to bridges, therefore add a reference to drm_timings in
> > drm_panel.
> 
> Panels may also need to report setup/hold time, so it's not about
> dual-link only. I would make this explicit in the commit message.

Ok

> 
> > Signed-off-by: Fabrizio Castro <fabrizio.castro@bp.renesas.com>
> >
> > ---
> > v1->v2:
> > * new patch
> >
> >  include/drm/drm_panel.h | 3 +++
> >  1 file changed, 3 insertions(+)
> >
> > diff --git a/include/drm/drm_panel.h b/include/drm/drm_panel.h
> > index 8c738c0..cd6ff07 100644
> > --- a/include/drm/drm_panel.h
> > +++ b/include/drm/drm_panel.h
> > @@ -26,6 +26,7 @@
> >
> >  #include <linux/errno.h>
> >  #include <linux/list.h>
> > +#include <drm/drm_timings.h>
> 
> You can just add a forward-declaration of struct drm_timing.

Ok

Thanks,
Fab

> 
> >
> >  struct device_node;
> >  struct drm_connector;
> > @@ -81,6 +82,7 @@ struct drm_panel_funcs {
> >   * struct drm_panel - DRM panel object
> >   * @drm: DRM device owning the panel
> >   * @connector: DRM connector that the panel is attached to
> > + * @timings: timing information
> >   * @dev: parent device of the panel
> >   * @link: link from panel device (supplier) to DRM device (consumer)
> >   * @funcs: operations that can be performed on the panel
> > @@ -89,6 +91,7 @@ struct drm_panel_funcs {
> >  struct drm_panel {
> >  	struct drm_device *drm;
> >  	struct drm_connector *connector;
> > +	const struct drm_timings *timings;
> >  	struct device *dev;
> >
> >  	const struct drm_panel_funcs *funcs;
> 
> --
> Regards,
> 
> Laurent Pinchart

  reply index

Thread overview: 37+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-08-15 11:04 [PATCH v2 0/9] Add dual-LVDS panel support to EK874 Fabrizio Castro
2019-08-15 11:04 ` [PATCH v2 1/9] dt-bindings: panel: lvds: Add dual-link LVDS display support Fabrizio Castro
2019-08-15 11:45   ` Laurent Pinchart
2019-08-15 13:37     ` Fabrizio Castro
2019-08-15 11:04 ` [PATCH v2 2/9] dt-bindings: display: Add bindings for Advantech IDK-2121WR Fabrizio Castro
2019-08-15 11:47   ` Laurent Pinchart
2019-08-15 13:38     ` Fabrizio Castro
2019-08-15 11:04 ` [PATCH v2 3/9] drm: Rename drm_bridge_timings to drm_timings Fabrizio Castro
2019-08-15 13:18   ` Laurent Pinchart
2019-08-15 13:50     ` Fabrizio Castro
2019-08-15 14:04     ` Greg Kroah-Hartman
2019-08-15 14:14       ` Laurent Pinchart
2019-08-15 14:31         ` Fabrizio Castro
2019-08-15 14:53           ` Greg Kroah-Hartman
2019-08-15 15:01             ` Fabrizio Castro
2019-08-15 18:06             ` Laurent Pinchart
2019-08-15 19:05               ` Greg Kroah-Hartman
2019-08-16  8:11                 ` Fabrizio Castro
2019-08-15 11:04 ` [PATCH v2 4/9] drm/timings: Add link flags Fabrizio Castro
2019-08-15 12:00   ` Laurent Pinchart
2019-08-15 15:40     ` Fabrizio Castro
2019-08-15 11:04 ` [PATCH v2 5/9] drm/panel: Add timings field to drm_panel Fabrizio Castro
2019-08-15 12:03   ` Laurent Pinchart
2019-08-15 13:49     ` Fabrizio Castro [this message]
2019-08-15 14:13   ` Sam Ravnborg
2019-08-15 14:48     ` Fabrizio Castro
2019-08-15 11:04 ` [PATCH v2 6/9] drm: rcar-du: lvds: Fix companion's mode Fabrizio Castro
2019-08-15 11:55   ` Laurent Pinchart
2019-08-15 13:42     ` Fabrizio Castro
2019-08-15 11:04 ` [PATCH v2 7/9] drm: rcar-du: lvds: Add dual-LVDS panels support Fabrizio Castro
2019-08-15 13:08   ` Laurent Pinchart
2019-08-15 15:36     ` Fabrizio Castro
2019-08-15 11:04 ` [PATCH v2 8/9] drm/panel: lvds: Add support for the IDK-2121WR Fabrizio Castro
2019-08-15 11:04 ` [PATCH v2 9/9] arm64: dts: renesas: Add EK874 board with idk-2121wr display support Fabrizio Castro
2019-08-19 12:03   ` Geert Uytterhoeven
2019-08-15 14:15 ` [PATCH v2 0/9] Add dual-LVDS panel support to EK874 Sam Ravnborg
2019-08-15 14:32   ` Fabrizio Castro

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