From: "Noralf Trønnes" <noralf@tronnes.org>
To: Maxime Ripard <maxime@cerno.tech>,
Maxime Ripard <mripard@kernel.org>,
Ben Skeggs <bskeggs@redhat.com>, David Airlie <airlied@linux.ie>,
Chen-Yu Tsai <wens@csie.org>,
Thomas Zimmermann <tzimmermann@suse.de>,
Jani Nikula <jani.nikula@linux.intel.com>,
Lyude Paul <lyude@redhat.com>,
Philipp Zabel <p.zabel@pengutronix.de>,
Maarten Lankhorst <maarten.lankhorst@linux.intel.com>,
Rodrigo Vivi <rodrigo.vivi@intel.com>,
Tvrtko Ursulin <tvrtko.ursulin@linux.intel.com>,
Jernej Skrabec <jernej.skrabec@gmail.com>,
Samuel Holland <samuel@sholland.org>,
Karol Herbst <kherbst@redhat.com>, Emma Anholt <emma@anholt.net>,
Daniel Vetter <daniel@ffwll.ch>,
Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Cc: "Hans de Goede" <hdegoede@redhat.com>,
linux-arm-kernel@lists.infradead.org,
"Phil Elwell" <phil@raspberrypi.com>,
intel-gfx@lists.freedesktop.org,
"Dave Stevenson" <dave.stevenson@raspberrypi.com>,
dri-devel@lists.freedesktop.org,
"Dom Cobley" <dom@raspberrypi.com>,
linux-kernel@vger.kernel.org, nouveau@lists.freedesktop.org,
linux-sunxi@lists.linux.dev,
"Mateusz Kwiatkowski" <kfyatek+publicgit@gmail.com>,
"Geert Uytterhoeven" <geert@linux-m68k.org>,
"Noralf Trønnes" <noralf@tronnes.org>
Subject: Re: [PATCH v2 09/41] drm/connector: Add TV standard property
Date: Mon, 5 Sep 2022 12:18:21 +0200 [thread overview]
Message-ID: <ae5932bf-c34d-8e11-c71f-f470e03822e4@tronnes.org> (raw)
In-Reply-To: <20220728-rpi-analog-tv-properties-v2-9-459522d653a7@cerno.tech>
Den 29.08.2022 15.11, skrev Maxime Ripard:
> The TV mode property has been around for a while now to select and get the
>
> current TV mode output on an analog TV connector.
>
>
>
> Despite that property name being generic, its content isn't and has been
>
> driver-specific which makes it hard to build any generic behaviour on top
>
> of it, both in kernel and user-space.
>
>
>
> Let's create a new bitmask tv norm property, that can contain any of the
>
> analog TV standards currently supported by kernel drivers. Each driver can
>
> then pass in a bitmask of the modes it supports.
>
>
>
> We'll then be able to phase out the older tv mode property.
>
>
>
> Signed-off-by: Maxime Ripard <maxime@cerno.tech>
>
>
>
> diff --git a/drivers/gpu/drm/drm_connector.c b/drivers/gpu/drm/drm_connector.c
> +/**
>
> + * drm_mode_create_tv_properties - create TV specific connector properties
>
> + * @dev: DRM device
>
> + * @supported_tv_modes: Bitmask of TV modes supported (See DRM_MODE_TV_MODE_*)
>
> +
>
> + * Called by a driver's TV initialization routine, this function creates
>
> + * the TV specific connector properties for a given device. Caller is
>
> + * responsible for allocating a list of format names and passing them to
>
> + * this routine.
>
> + *
>
> + * Returns:
>
> + * 0 on success or a negative error code on failure.
>
> + */
>
> +int drm_mode_create_tv_properties(struct drm_device *dev,
>
> + unsigned int supported_tv_modes)
>
> +{
>
> + struct drm_prop_enum_list tv_mode_list[DRM_MODE_TV_MODE_MAX];
>
> + struct drm_property *tv_mode;
>
> + unsigned int i, len = 0;
>
> +
>
Can you add a check here like in the legacy version:
if (dev->mode_config.tv_mode_property)
return 0;
This way it's possible to call this multiple times. Like in drm/gud
during connector init if there are multiple TV connectors or if a device
with multiple IP blocks should show up.
Noralf.
> + for (i = 0; i < DRM_MODE_TV_MODE_MAX; i++) {
>
> + if (!(supported_tv_modes & BIT(i)))
>
> + continue;
>
> +
>
> + tv_mode_list[len].type = i;
>
> + tv_mode_list[len].name = drm_get_tv_mode_name(i);
>
> + len++;
>
> + }
>
> +
>
> + tv_mode = drm_property_create_enum(dev, 0, "TV mode",
>
> + tv_mode_list, len);
>
> + if (!tv_mode)
>
> + return -ENOMEM;
>
> +
>
> + dev->mode_config.tv_mode_property = tv_mode;
>
> +
>
> + return drm_mode_create_tv_properties_legacy(dev, 0, NULL);
>
> +}
>
> +EXPORT_SYMBOL(drm_mode_create_tv_properties);
>
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next prev parent reply other threads:[~2022-09-05 11:43 UTC|newest]
Thread overview: 128+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-08-29 13:11 [PATCH v2 00/41] drm: Analog TV Improvements Maxime Ripard
2022-08-29 13:11 ` [PATCH v2 01/41] drm/tests: Order Kunit tests in Makefile Maxime Ripard
2022-08-29 18:46 ` Noralf Trønnes
2022-08-29 19:02 ` Konstantin Ryabitsev
2022-08-30 8:30 ` Maxime Ripard
2022-08-29 13:11 ` [PATCH v2 02/41] drm/tests: Add Kunit Helpers Maxime Ripard
2022-08-29 13:11 ` [PATCH v2 03/41] drm/atomic-helper: Rename drm_atomic_helper_connector_tv_reset to avoid ambiguity Maxime Ripard
2022-08-29 13:11 ` [PATCH v2 04/41] drm/connector: Rename subconnector state variable Maxime Ripard
2022-08-29 13:11 ` [PATCH v2 05/41] drm/atomic: Add TV subconnector property to get/set_property Maxime Ripard
2022-08-29 13:11 ` [PATCH v2 06/41] drm/connector: Rename legacy TV property Maxime Ripard
2022-08-30 19:27 ` Noralf Trønnes
2022-08-29 13:11 ` [PATCH v2 07/41] drm/connector: Only register TV mode property if present Maxime Ripard
2022-08-29 13:11 ` [PATCH v2 08/41] drm/connector: Rename drm_mode_create_tv_properties Maxime Ripard
2022-08-29 13:11 ` [PATCH v2 09/41] drm/connector: Add TV standard property Maxime Ripard
2022-09-01 22:00 ` Mateusz Kwiatkowski
2022-09-02 7:35 ` Geert Uytterhoeven
2022-09-07 12:11 ` Maxime Ripard
2022-09-07 12:10 ` Maxime Ripard
2022-09-07 19:52 ` Mateusz Kwiatkowski
2022-09-09 9:46 ` Maxime Ripard
2022-09-11 4:32 ` Mateusz Kwiatkowski
2022-09-05 10:18 ` Noralf Trønnes [this message]
2022-08-29 13:11 ` [PATCH v2 10/41] drm/modes: Add a function to generate analog display modes Maxime Ripard
2022-08-30 13:01 ` Maíra Canal
2022-09-08 11:10 ` Maxime Ripard
2022-08-31 1:44 ` Mateusz Kwiatkowski
2022-08-31 8:14 ` Geert Uytterhoeven
2022-09-05 13:32 ` Maxime Ripard
2022-09-05 16:32 ` Mateusz Kwiatkowski
2022-09-07 14:38 ` Maxime Ripard
2022-09-05 13:37 ` Maxime Ripard
2022-09-05 16:44 ` Mateusz Kwiatkowski
2022-09-07 14:34 ` Maxime Ripard
2022-09-07 21:31 ` Mateusz Kwiatkowski
2022-09-09 13:54 ` Maxime Ripard
2022-09-11 4:48 ` Mateusz Kwiatkowski
2022-09-11 4:51 ` Mateusz Kwiatkowski
2022-09-21 15:05 ` Maxime Ripard
2022-09-09 14:00 ` Maxime Ripard
2022-09-11 4:30 ` kFYatek
2022-09-21 14:26 ` Maxime Ripard
2022-09-01 19:09 ` Noralf Trønnes
2022-08-29 13:11 ` [PATCH v2 11/41] drm/modes: Only consider bpp and refresh before options Maxime Ripard
2022-08-29 13:11 ` [PATCH v2 12/41] drm/modes: parse_cmdline: Add support for named modes containing dashes Maxime Ripard
2022-08-29 13:11 ` [PATCH v2 13/41] drm/client: Add some tests for drm_connector_pick_cmdline_mode() Maxime Ripard
2022-08-29 13:11 ` [PATCH v2 14/41] drm/modes: Move named modes parsing to a separate function Maxime Ripard
2022-08-30 10:06 ` Geert Uytterhoeven
2022-08-30 10:43 ` Jani Nikula
2022-08-30 12:03 ` Maxime Ripard
2022-08-30 13:36 ` Jani Nikula
2022-09-07 8:39 ` Maxime Ripard
2022-08-29 13:11 ` [PATCH v2 15/41] drm/modes: Switch to named mode descriptors Maxime Ripard
2022-08-29 13:11 ` [PATCH v2 16/41] drm/modes: Fill drm_cmdline mode from named modes Maxime Ripard
2022-08-29 13:11 ` [PATCH v2 17/41] drm/connector: Add pixel clock to cmdline mode Maxime Ripard
2022-08-29 13:11 ` [PATCH v2 18/41] drm/connector: Add a function to lookup a TV mode by its name Maxime Ripard
2022-08-31 19:14 ` Noralf Trønnes
2022-08-29 13:11 ` [PATCH v2 19/41] drm/modes: Introduce the tv_mode property as a command-line option Maxime Ripard
2022-08-30 12:34 ` Maíra Canal
2022-08-30 12:44 ` Maíra Canal
2022-09-01 22:46 ` Mateusz Kwiatkowski
2022-09-05 14:28 ` Maxime Ripard
2022-08-29 13:11 ` [PATCH v2 20/41] drm/modes: Properly generate a drm_display_mode from a named mode Maxime Ripard
2022-09-01 22:52 ` Mateusz Kwiatkowski
2022-08-29 13:11 ` [PATCH v2 21/41] drm/modes: Introduce more named modes Maxime Ripard
2022-08-29 13:11 ` [PATCH v2 22/41] drm/atomic-helper: Add a TV properties reset helper Maxime Ripard
2022-08-30 18:40 ` Noralf Trønnes
2022-08-29 13:11 ` [PATCH v2 23/41] drm/atomic-helper: Add an analog TV atomic_check implementation Maxime Ripard
2022-08-30 18:49 ` Noralf Trønnes
2022-08-29 13:11 ` [PATCH v2 24/41] drm/vc4: vec: Remove empty mode_fixup Maxime Ripard
2022-08-30 15:23 ` Noralf Trønnes
2022-09-07 8:34 ` (subset) " Maxime Ripard
2022-08-29 13:11 ` [PATCH v2 25/41] drm/vc4: vec: Convert to atomic helpers Maxime Ripard
2022-08-30 15:24 ` Noralf Trønnes
2022-09-07 8:35 ` (subset) " Maxime Ripard
2022-08-29 13:11 ` [PATCH v2 26/41] drm/vc4: vec: Refactor VEC TV mode setting Maxime Ripard
2022-08-30 15:29 ` Noralf Trønnes
2022-09-07 8:35 ` (subset) " Maxime Ripard
2022-08-29 13:11 ` [PATCH v2 27/41] drm/vc4: vec: Remove redundant atomic_mode_set Maxime Ripard
2022-08-30 15:45 ` Noralf Trønnes
2022-09-07 8:35 ` (subset) " Maxime Ripard
2022-08-29 13:11 ` [PATCH v2 28/41] drm/vc4: vec: Fix timings for VEC modes Maxime Ripard
2022-08-30 18:20 ` Noralf Trønnes
2022-09-07 8:35 ` (subset) " Maxime Ripard
2022-08-29 13:11 ` [PATCH v2 29/41] drm/vc4: vec: Switch for common modes Maxime Ripard
2022-08-30 18:36 ` Noralf Trønnes
2022-08-29 13:11 ` [PATCH v2 30/41] drm/vc4: vec: Fix definition of PAL-M mode Maxime Ripard
2022-08-29 13:11 ` [PATCH v2 31/41] drm/vc4: vec: Use TV Reset implementation Maxime Ripard
2022-08-30 18:51 ` Noralf Trønnes
2022-08-29 13:11 ` [PATCH v2 32/41] drm/vc4: vec: Convert to the new TV mode property Maxime Ripard
2022-08-30 19:01 ` Noralf Trønnes
2022-09-08 11:23 ` Maxime Ripard
2022-09-08 11:31 ` Mateusz Kwiatkowski
2022-09-08 12:16 ` Maxime Ripard
2022-09-08 11:34 ` Noralf Trønnes
2022-08-31 2:23 ` Mateusz Kwiatkowski
2022-09-08 13:18 ` Maxime Ripard
2022-08-29 13:11 ` [PATCH v2 33/41] drm/vc4: vec: Add support for more analog TV standards Maxime Ripard
2022-08-29 13:11 ` [PATCH v2 34/41] drm/sun4i: tv: Remove unused mode_valid Maxime Ripard
2022-09-07 8:35 ` (subset) " Maxime Ripard
2022-08-29 13:11 ` [PATCH v2 35/41] drm/sun4i: tv: Convert to atomic hooks Maxime Ripard
2022-09-06 20:02 ` Jernej Škrabec
2022-09-07 8:35 ` (subset) " Maxime Ripard
2022-08-29 13:11 ` [PATCH v2 36/41] drm/sun4i: tv: Merge mode_set into atomic_enable Maxime Ripard
2022-09-06 20:04 ` Jernej Škrabec
2022-09-07 7:41 ` Maxime Ripard
2022-09-07 15:09 ` Jernej Škrabec
2022-09-08 14:02 ` (subset) " Maxime Ripard
2022-08-29 13:11 ` [PATCH v2 37/41] drm/sun4i: tv: Remove useless function Maxime Ripard
2022-09-06 20:06 ` Jernej Škrabec
2022-09-07 8:35 ` (subset) " Maxime Ripard
2022-08-29 13:11 ` [PATCH v2 38/41] drm/sun4i: tv: Remove useless destroy function Maxime Ripard
2022-09-07 8:35 ` (subset) " Maxime Ripard
2022-08-29 13:11 ` [PATCH v2 39/41] drm/sun4i: tv: Rename error label Maxime Ripard
2022-09-07 8:35 ` (subset) " Maxime Ripard
2022-08-29 13:11 ` [PATCH v2 40/41] drm/sun4i: tv: Add missing reset assertion Maxime Ripard
2022-09-07 8:35 ` (subset) " Maxime Ripard
2022-08-29 13:11 ` [PATCH v2 41/41] drm/sun4i: tv: Convert to the new TV mode property Maxime Ripard
2022-09-01 19:35 ` [PATCH v2 00/41] drm: Analog TV Improvements Noralf Trønnes
2022-09-02 11:28 ` Noralf Trønnes
2022-09-05 14:57 ` Maxime Ripard
2022-09-05 15:17 ` Noralf Trønnes
2022-09-07 9:58 ` Maxime Ripard
2022-09-07 10:56 ` Noralf Trønnes
2022-09-07 10:36 ` Stefan Wahren
2022-09-07 16:44 ` Noralf Trønnes
2022-09-10 15:34 ` Noralf Trønnes
2022-09-21 14:03 ` Maxime Ripard
2022-09-24 15:33 ` Noralf Trønnes
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