From: Maxime Ripard <mripard@kernel.org>
To: "Klymenko, Anatoliy" <Anatoliy.Klymenko@amd.com>
Cc: Laurent Pinchart <laurent.pinchart@ideasonboard.com>,
Maarten Lankhorst <maarten.lankhorst@linux.intel.com>,
Thomas Zimmermann <tzimmermann@suse.de>,
David Airlie <airlied@gmail.com>,
Daniel Vetter <daniel@ffwll.ch>,
"Simek, Michal" <michal.simek@amd.com>,
Andrzej Hajda <andrzej.hajda@intel.com>,
Neil Armstrong <neil.armstrong@linaro.org>,
Robert Foss <rfoss@kernel.org>, Jonas Karlman <jonas@kwiboo.se>,
Jernej Skrabec <jernej.skrabec@gmail.com>,
"dri-devel@lists.freedesktop.org"
<dri-devel@lists.freedesktop.org>,
"linux-arm-kernel@lists.infradead.org"
<linux-arm-kernel@lists.infradead.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 4/4] drm/atomic-helper: Add select_output_bus_format callback
Date: Thu, 29 Feb 2024 09:21:07 +0100 [thread overview]
Message-ID: <20240229-crane-of-eternal-joy-f675d7@houat> (raw)
In-Reply-To: <PH7PR12MB7163136599B97B071979E72EE6582@PH7PR12MB7163.namprd12.prod.outlook.com>
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Hi,
On Wed, Feb 28, 2024 at 10:00:19PM +0000, Klymenko, Anatoliy wrote:
> > > diff --git a/include/drm/drm_modeset_helper_vtables.h
> > > b/include/drm/drm_modeset_helper_vtables.h
> > > index 881b03e4dc28..7c21ae1fe3ad 100644
> > > --- a/include/drm/drm_modeset_helper_vtables.h
> > > +++ b/include/drm/drm_modeset_helper_vtables.h
> > > @@ -489,6 +489,37 @@ struct drm_crtc_helper_funcs {
> > > bool in_vblank_irq, int *vpos, int *hpos,
> > > ktime_t *stime, ktime_t *etime,
> > > const struct drm_display_mode *mode);
> > > +
> > > + /**
> > > + * @select_output_bus_format
> > > + *
> > > + * Called by the first connected DRM bridge to negotiate input media
> > > + * bus format. CRTC is expected to pick preferable media formats from
> > > + * the list supported by the DRM bridge chain.
> >
> > There's nothing restricting it to bridges here. Please rephrase this to remove the
> > bridge mention. The user is typically going to be the encoder, and bridges are just
> > an automagic implementation of an encoder.
> >
>
> OK. I'll fix than in the next version.
>
> > And generally speaking, I'd really like to have an implementation available before
> > merging this.
> >
>
> Well, 2 instances of this callback implementations exist as drafts, as
> this is the new API. A little bit of a chicken and egg problem. I'll
> try to groom at least one of them into upstreamable shape and attach
> it to the patch set.
That's totally what I meant :)
I basically don't want to have an interface that isn't used. If you
provide an implementation in the same series, it's totally reasonable
Maxime
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next prev parent reply other threads:[~2024-02-29 8:21 UTC|newest]
Thread overview: 93+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-02-27 4:44 [PATCH 0/4] Setting live video input format for ZynqMP DPSUB Anatoliy Klymenko
2024-02-27 4:44 ` [PATCH 1/4] drm: xlnx: zynqmp_dpsub: Set layer mode during creation Anatoliy Klymenko
2024-02-28 14:56 ` Laurent Pinchart
2024-02-27 4:44 ` [PATCH 2/4] drm: xlnx: zynqmp_dpsub: Anounce supported input formats Anatoliy Klymenko
2024-02-28 15:58 ` Laurent Pinchart
2024-02-29 20:07 ` Klymenko, Anatoliy
2024-02-27 4:44 ` [PATCH 3/4] drm: xlnx: zynqmp_dpsub: Set input live format Anatoliy Klymenko
2024-02-28 16:07 ` Laurent Pinchart
2024-02-28 22:17 ` Klymenko, Anatoliy
2024-03-03 17:15 ` kernel test robot
2024-02-27 4:44 ` [PATCH 4/4] drm/atomic-helper: Add select_output_bus_format callback Anatoliy Klymenko
2024-02-28 15:29 ` Maxime Ripard
2024-02-28 16:10 ` Laurent Pinchart
2024-02-28 16:16 ` [PATCH v7 29/36] drm/vc4: tests: Remove vc4_dummy_plane structure Maxime Ripard
2024-02-28 22:00 ` [PATCH 4/4] drm/atomic-helper: Add select_output_bus_format callback Klymenko, Anatoliy
2024-02-29 8:21 ` Maxime Ripard [this message]
-- strict thread matches above, loose matches on Subject: below --
2024-02-22 18:13 [PATCH v7 00/36] drm/connector: Create HDMI Connector infrastructure Maxime Ripard
2024-02-22 18:13 ` [PATCH v7 01/36] drm/tests: helpers: Include missing drm_drv header Maxime Ripard
2024-02-26 10:42 ` Maíra Canal
2024-02-28 15:40 ` (subset) " Maxime Ripard
2024-02-22 18:13 ` [PATCH v7 02/36] drm/tests: helpers: Add atomic helpers Maxime Ripard
2024-02-26 12:23 ` Maíra Canal
2024-02-28 15:40 ` (subset) " Maxime Ripard
2024-02-22 18:13 ` [PATCH v7 03/36] drm/tests: Add helper to create mock plane Maxime Ripard
2024-02-26 12:24 ` Maíra Canal
2024-02-28 15:40 ` (subset) " Maxime Ripard
2024-02-22 18:13 ` [PATCH v7 04/36] drm/tests: Add helper to create mock crtc Maxime Ripard
2024-02-26 12:26 ` Maíra Canal
2024-02-28 15:40 ` (subset) " Maxime Ripard
2024-02-22 18:13 ` [PATCH v7 05/36] drm/tests: connector: Add tests for drmm_connector_init Maxime Ripard
2024-02-26 12:27 ` Maíra Canal
2024-02-28 15:40 ` (subset) " Maxime Ripard
2024-02-22 18:13 ` [PATCH v7 06/36] drm/connector: Introduce an HDMI connector initialization function Maxime Ripard
2024-02-22 18:13 ` [PATCH v7 07/36] drm/tests: connector: Add tests for drmm_connector_hdmi_init Maxime Ripard
2024-02-22 18:13 ` [PATCH v7 08/36] drm/connector: hdmi: Create an HDMI sub-state Maxime Ripard
2024-02-22 18:13 ` [PATCH v7 09/36] drm/connector: hdmi: Add output BPC to the connector state Maxime Ripard
2024-02-22 18:13 ` [PATCH v7 10/36] drm/tests: Add output bpc tests Maxime Ripard
2024-02-22 18:13 ` [PATCH v7 11/36] drm/connector: hdmi: Add support for output format Maxime Ripard
2024-02-22 18:13 ` [PATCH v7 12/36] drm/tests: Add output formats tests Maxime Ripard
2024-02-22 18:13 ` [PATCH v7 13/36] drm/connector: hdmi: Add HDMI compute clock helper Maxime Ripard
2024-02-22 18:14 ` [PATCH v7 14/36] drm/tests: Add HDMI TDMS character rate tests Maxime Ripard
2024-02-22 18:14 ` [PATCH v7 15/36] drm/connector: hdmi: Calculate TMDS character rate Maxime Ripard
2024-02-22 18:14 ` [PATCH v7 16/36] drm/tests: Add TDMS character rate connector state tests Maxime Ripard
2024-02-22 18:14 ` [PATCH v7 17/36] drm/connector: hdmi: Add custom hook to filter TMDS character rate Maxime Ripard
2024-02-22 18:14 ` [PATCH v7 18/36] drm/tests: Add HDMI connector rate filter hook tests Maxime Ripard
2024-02-22 18:14 ` [PATCH v7 19/36] drm/connector: hdmi: Compute bpc and format automatically Maxime Ripard
2024-02-25 13:56 ` Alex Bee
2024-02-27 14:01 ` Maxime Ripard
2024-02-22 18:14 ` [PATCH v7 20/36] drm/tests: Add HDMI connector bpc and format tests Maxime Ripard
2024-02-22 18:14 ` [PATCH v7 21/36] drm/connector: hdmi: Add Broadcast RGB property Maxime Ripard
2024-02-23 9:28 ` Pekka Paalanen
2024-02-29 19:47 ` Sebastian Wick
2024-03-01 8:29 ` Hans Verkuil
2024-03-01 11:26 ` Sebastian Wick
2024-03-01 10:30 ` Maxime Ripard
2024-03-01 11:29 ` Sebastian Wick
2024-03-01 12:12 ` Maxime Ripard
2024-03-01 12:19 ` Pekka Paalanen
2024-03-01 13:15 ` Sebastian Wick
2024-02-22 18:14 ` [PATCH v7 22/36] drm/tests: Add tests for " Maxime Ripard
2024-02-22 18:14 ` [PATCH v7 23/36] drm/connector: hdmi: Add RGB Quantization Range to the connector state Maxime Ripard
2024-02-22 18:14 ` [PATCH v7 24/36] drm/tests: Add RGB Quantization tests Maxime Ripard
2024-02-22 18:14 ` [PATCH v7 25/36] drm/connector: hdmi: Add Infoframes generation Maxime Ripard
2024-02-25 15:02 ` Dmitry Baryshkov
2024-02-27 12:08 ` Maxime Ripard
2024-02-22 18:14 ` [PATCH v7 26/36] drm/tests: Add infoframes test Maxime Ripard
2024-02-22 18:14 ` [PATCH v7 27/36] drm/connector: hdmi: Create Infoframe DebugFS entries Maxime Ripard
2024-02-22 18:14 ` [PATCH v7 28/36] drm/vc4: hdmi: Switch to HDMI connector Maxime Ripard
2024-02-22 18:14 ` [PATCH v7 29/36] drm/vc4: tests: Remove vc4_dummy_plane structure Maxime Ripard
2024-02-26 12:29 ` Maíra Canal
2024-02-27 13:02 ` Maxime Ripard
2024-02-27 22:45 ` Maíra Canal
2024-02-22 18:14 ` [PATCH v7 30/36] drm/vc4: tests: Convert to plane creation helper Maxime Ripard
2024-02-26 12:30 ` Maíra Canal
2024-02-22 18:14 ` [PATCH v7 31/36] drm/rockchip: inno_hdmi: Switch to HDMI connector Maxime Ripard
2024-02-23 9:40 ` Heiko Stübner
2024-02-22 18:14 ` [PATCH v7 32/36] drm/sun4i: hdmi: Convert encoder to atomic Maxime Ripard
2024-02-22 19:08 ` Jernej Škrabec
2024-02-26 9:55 ` (subset) " Maxime Ripard
2024-02-22 18:14 ` [PATCH v7 33/36] drm/sun4i: hdmi: Move mode_set into enable Maxime Ripard
2024-02-22 19:08 ` Jernej Škrabec
2024-02-26 9:55 ` (subset) " Maxime Ripard
2024-02-22 18:14 ` [PATCH v7 34/36] drm/sun4i: hdmi: Switch to container_of_const Maxime Ripard
2024-02-22 19:08 ` Jernej Škrabec
2024-02-26 9:55 ` (subset) " Maxime Ripard
2024-02-22 18:14 ` [PATCH v7 35/36] drm/sun4i: hdmi: Consolidate atomic_check and mode_valid Maxime Ripard
2024-02-22 19:12 ` Jernej Škrabec
2024-02-26 9:55 ` (subset) " Maxime Ripard
2024-02-22 18:14 ` [PATCH v7 36/36] drm/sun4i: hdmi: Switch to HDMI connector Maxime Ripard
2024-02-22 19:14 ` Jernej Škrabec
2024-02-23 13:24 ` Sui Jingfeng
2024-02-25 14:50 ` [PATCH v7 00/36] drm/connector: Create HDMI Connector infrastructure Dmitry Baryshkov
2024-02-26 13:22 ` Maxime Ripard
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