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Message-ID: <fa71ae1c-f9ca-167c-7993-b698ea3473a0@suse.de>
Date: Fri, 23 Sep 2022 10:19:08 +0200
From: Thomas Zimmermann <tzimmermann@...e.de>
To: Maxime Ripard <maxime@...no.tech>,
Jernej Skrabec <jernej.skrabec@...il.com>,
Rodrigo Vivi <rodrigo.vivi@...el.com>,
Ben Skeggs <bskeggs@...hat.com>,
David Airlie <airlied@...ux.ie>,
Maxime Ripard <mripard@...nel.org>,
Joonas Lahtinen <joonas.lahtinen@...ux.intel.com>,
Emma Anholt <emma@...olt.net>,
Karol Herbst <kherbst@...hat.com>,
Samuel Holland <samuel@...lland.org>,
Jani Nikula <jani.nikula@...ux.intel.com>,
Daniel Vetter <daniel@...ll.ch>, Lyude Paul <lyude@...hat.com>,
Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
Tvrtko Ursulin <tvrtko.ursulin@...ux.intel.com>,
Chen-Yu Tsai <wens@...e.org>
Cc: Dom Cobley <dom@...pberrypi.com>,
Dave Stevenson <dave.stevenson@...pberrypi.com>,
nouveau@...ts.freedesktop.org, intel-gfx@...ts.freedesktop.org,
linux-kernel@...r.kernel.org, dri-devel@...ts.freedesktop.org,
linux-sunxi@...ts.linux.dev, Hans de Goede <hdegoede@...hat.com>,
Noralf Trønnes <noralf@...nnes.org>,
Geert Uytterhoeven <geert@...ux-m68k.org>,
Mateusz Kwiatkowski <kfyatek+publicgit@...il.com>,
Phil Elwell <phil@...pberrypi.com>,
linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v2 06/33] drm/connector: Rename legacy TV property
Hi
Am 22.09.22 um 16:25 schrieb Maxime Ripard:
> The current tv_mode has driver-specific values that don't allow to
> easily share code using it, either at the userspace or kernel level.
>
> Since we're going to introduce a new, generic, property that fit the
> same purpose, let's rename this one to legacy_tv_mode to make it
> obvious we should move away from it.
>
> Signed-off-by: Maxime Ripard <maxime@...no.tech>
It's not wrong, but 'legacy' is already overloaded with meaning. If you
can, maybe name it 'driver_tv_mode_property' or
'custom_tv_mode_property' instead.
Acked-by: Thomas Zimmermann <tzimmermann@...e.de>
>
> diff --git a/drivers/gpu/drm/drm_atomic_uapi.c b/drivers/gpu/drm/drm_atomic_uapi.c
> index c06d0639d552..7f2b9a07fbdf 100644
> --- a/drivers/gpu/drm/drm_atomic_uapi.c
> +++ b/drivers/gpu/drm/drm_atomic_uapi.c
> @@ -698,8 +698,8 @@ static int drm_atomic_connector_set_property(struct drm_connector *connector,
> state->tv.margins.top = val;
> } else if (property == config->tv_bottom_margin_property) {
> state->tv.margins.bottom = val;
> - } else if (property == config->tv_mode_property) {
> - state->tv.mode = val;
> + } else if (property == config->legacy_tv_mode_property) {
> + state->tv.legacy_mode = val;
> } else if (property == config->tv_brightness_property) {
> state->tv.brightness = val;
> } else if (property == config->tv_contrast_property) {
> @@ -808,8 +808,8 @@ drm_atomic_connector_get_property(struct drm_connector *connector,
> *val = state->tv.margins.top;
> } else if (property == config->tv_bottom_margin_property) {
> *val = state->tv.margins.bottom;
> - } else if (property == config->tv_mode_property) {
> - *val = state->tv.mode;
> + } else if (property == config->legacy_tv_mode_property) {
> + *val = state->tv.legacy_mode;
> } else if (property == config->tv_brightness_property) {
> *val = state->tv.brightness;
> } else if (property == config->tv_contrast_property) {
> diff --git a/drivers/gpu/drm/drm_connector.c b/drivers/gpu/drm/drm_connector.c
> index e3142c8142b3..ede6025638d7 100644
> --- a/drivers/gpu/drm/drm_connector.c
> +++ b/drivers/gpu/drm/drm_connector.c
> @@ -1686,14 +1686,14 @@ int drm_mode_create_tv_properties(struct drm_device *dev,
> if (drm_mode_create_tv_margin_properties(dev))
> goto nomem;
>
> - dev->mode_config.tv_mode_property =
> + dev->mode_config.legacy_tv_mode_property =
> drm_property_create(dev, DRM_MODE_PROP_ENUM,
> "mode", num_modes);
> - if (!dev->mode_config.tv_mode_property)
> + if (!dev->mode_config.legacy_tv_mode_property)
> goto nomem;
>
> for (i = 0; i < num_modes; i++)
> - drm_property_add_enum(dev->mode_config.tv_mode_property,
> + drm_property_add_enum(dev->mode_config.legacy_tv_mode_property,
> i, modes[i]);
>
> dev->mode_config.tv_brightness_property =
> diff --git a/drivers/gpu/drm/gud/gud_connector.c b/drivers/gpu/drm/gud/gud_connector.c
> index fa636206f232..86e992b2108b 100644
> --- a/drivers/gpu/drm/gud/gud_connector.c
> +++ b/drivers/gpu/drm/gud/gud_connector.c
> @@ -303,7 +303,7 @@ static int gud_connector_atomic_check(struct drm_connector *connector,
> old_state->tv.margins.right != new_state->tv.margins.right ||
> old_state->tv.margins.top != new_state->tv.margins.top ||
> old_state->tv.margins.bottom != new_state->tv.margins.bottom ||
> - old_state->tv.mode != new_state->tv.mode ||
> + old_state->tv.legacy_mode != new_state->tv.legacy_mode ||
> old_state->tv.brightness != new_state->tv.brightness ||
> old_state->tv.contrast != new_state->tv.contrast ||
> old_state->tv.flicker_reduction != new_state->tv.flicker_reduction ||
> @@ -424,7 +424,7 @@ gud_connector_property_lookup(struct drm_connector *connector, u16 prop)
> case GUD_PROPERTY_TV_BOTTOM_MARGIN:
> return config->tv_bottom_margin_property;
> case GUD_PROPERTY_TV_MODE:
> - return config->tv_mode_property;
> + return config->legacy_tv_mode_property;
> case GUD_PROPERTY_TV_BRIGHTNESS:
> return config->tv_brightness_property;
> case GUD_PROPERTY_TV_CONTRAST:
> @@ -454,7 +454,7 @@ static unsigned int *gud_connector_tv_state_val(u16 prop, struct drm_tv_connecto
> case GUD_PROPERTY_TV_BOTTOM_MARGIN:
> return &state->margins.bottom;
> case GUD_PROPERTY_TV_MODE:
> - return &state->mode;
> + return &state->legacy_mode;
> case GUD_PROPERTY_TV_BRIGHTNESS:
> return &state->brightness;
> case GUD_PROPERTY_TV_CONTRAST:
> diff --git a/drivers/gpu/drm/i2c/ch7006_drv.c b/drivers/gpu/drm/i2c/ch7006_drv.c
> index b91e48d2190d..d29b63fd6178 100644
> --- a/drivers/gpu/drm/i2c/ch7006_drv.c
> +++ b/drivers/gpu/drm/i2c/ch7006_drv.c
> @@ -264,7 +264,7 @@ static int ch7006_encoder_create_resources(struct drm_encoder *encoder,
> priv->hmargin);
> drm_object_attach_property(&connector->base, conf->tv_bottom_margin_property,
> priv->vmargin);
> - drm_object_attach_property(&connector->base, conf->tv_mode_property,
> + drm_object_attach_property(&connector->base, conf->legacy_tv_mode_property,
> priv->norm);
> drm_object_attach_property(&connector->base, conf->tv_brightness_property,
> priv->brightness);
> @@ -315,7 +315,7 @@ static int ch7006_encoder_set_property(struct drm_encoder *encoder,
> ch7006_load_reg(client, state, CH7006_POV);
> ch7006_load_reg(client, state, CH7006_VPOS);
>
> - } else if (property == conf->tv_mode_property) {
> + } else if (property == conf->legacy_tv_mode_property) {
> if (connector->dpms != DRM_MODE_DPMS_OFF)
> return -EINVAL;
>
> diff --git a/drivers/gpu/drm/i915/display/intel_tv.c b/drivers/gpu/drm/i915/display/intel_tv.c
> index 9379f3463344..abaf9ded942d 100644
> --- a/drivers/gpu/drm/i915/display/intel_tv.c
> +++ b/drivers/gpu/drm/i915/display/intel_tv.c
> @@ -1986,7 +1986,8 @@ intel_tv_init(struct drm_i915_private *dev_priv)
> }
> drm_mode_create_tv_properties(dev, i, tv_format_names);
>
> - drm_object_attach_property(&connector->base, dev->mode_config.tv_mode_property,
> + drm_object_attach_property(&connector->base,
> + dev->mode_config.legacy_tv_mode_property,
> state->tv.mode);
> drm_object_attach_property(&connector->base,
> dev->mode_config.tv_left_margin_property,
> diff --git a/drivers/gpu/drm/nouveau/dispnv04/tvnv17.c b/drivers/gpu/drm/nouveau/dispnv04/tvnv17.c
> index be28e7bd7490..1a15534adc60 100644
> --- a/drivers/gpu/drm/nouveau/dispnv04/tvnv17.c
> +++ b/drivers/gpu/drm/nouveau/dispnv04/tvnv17.c
> @@ -662,7 +662,7 @@ static int nv17_tv_create_resources(struct drm_encoder *encoder,
> conf->tv_subconnector_property,
> tv_enc->subconnector);
> drm_object_attach_property(&connector->base,
> - conf->tv_mode_property,
> + conf->legacy_tv_mode_property,
> tv_enc->tv_norm);
> drm_object_attach_property(&connector->base,
> conf->tv_flicker_reduction_property,
> @@ -722,7 +722,7 @@ static int nv17_tv_set_property(struct drm_encoder *encoder,
> if (encoder->crtc)
> nv17_tv_update_rescaler(encoder);
>
> - } else if (property == conf->tv_mode_property) {
> + } else if (property == conf->legacy_tv_mode_property) {
> if (connector->dpms != DRM_MODE_DPMS_OFF)
> return -EINVAL;
>
> diff --git a/drivers/gpu/drm/vc4/vc4_vec.c b/drivers/gpu/drm/vc4/vc4_vec.c
> index 0b3333865702..77c50ecb0309 100644
> --- a/drivers/gpu/drm/vc4/vc4_vec.c
> +++ b/drivers/gpu/drm/vc4/vc4_vec.c
> @@ -274,7 +274,7 @@ static int vc4_vec_connector_get_modes(struct drm_connector *connector)
> struct drm_display_mode *mode;
>
> mode = drm_mode_duplicate(connector->dev,
> - vc4_vec_tv_modes[state->tv.mode].mode);
> + vc4_vec_tv_modes[state->tv.legacy_mode].mode);
> if (!mode) {
> DRM_ERROR("Failed to create a new display mode\n");
> return -ENOMEM;
> @@ -312,7 +312,7 @@ static int vc4_vec_connector_init(struct drm_device *dev, struct vc4_vec *vec)
> drm_connector_helper_add(connector, &vc4_vec_connector_helper_funcs);
>
> drm_object_attach_property(&connector->base,
> - dev->mode_config.tv_mode_property,
> + dev->mode_config.legacy_tv_mode_property,
> VC4_VEC_TV_MODE_NTSC);
>
> drm_connector_attach_encoder(connector, &vec->encoder.base);
> @@ -449,7 +449,7 @@ static int vc4_vec_encoder_atomic_check(struct drm_encoder *encoder,
> {
> const struct vc4_vec_tv_mode *vec_mode;
>
> - vec_mode = &vc4_vec_tv_modes[conn_state->tv.mode];
> + vec_mode = &vc4_vec_tv_modes[conn_state->tv.legacy_mode];
>
> if (conn_state->crtc &&
> !drm_mode_equal(vec_mode->mode, &crtc_state->adjusted_mode))
> diff --git a/include/drm/drm_connector.h b/include/drm/drm_connector.h
> index 1d5e3cccb9e3..5cfad8b6ad83 100644
> --- a/include/drm/drm_connector.h
> +++ b/include/drm/drm_connector.h
> @@ -695,7 +695,7 @@ struct drm_connector_tv_margins {
> * @select_subconnector: selected subconnector
> * @subconnector: detected subconnector
> * @margins: TV margins
> - * @mode: TV mode
> + * @legacy_mode: Legacy TV mode, driver specific value
> * @brightness: brightness in percent
> * @contrast: contrast in percent
> * @flicker_reduction: flicker reduction in percent
> @@ -707,7 +707,7 @@ struct drm_tv_connector_state {
> enum drm_mode_subconnector select_subconnector;
> enum drm_mode_subconnector subconnector;
> struct drm_connector_tv_margins margins;
> - unsigned int mode;
> + unsigned int legacy_mode;
> unsigned int brightness;
> unsigned int contrast;
> unsigned int flicker_reduction;
> diff --git a/include/drm/drm_mode_config.h b/include/drm/drm_mode_config.h
> index 6b5e01295348..35a827175c24 100644
> --- a/include/drm/drm_mode_config.h
> +++ b/include/drm/drm_mode_config.h
> @@ -714,11 +714,13 @@ struct drm_mode_config {
> * between different TV connector types.
> */
> struct drm_property *tv_select_subconnector_property;
> +
> /**
> - * @tv_mode_property: Optional TV property to select
> + * @legacy_tv_mode_property: Optional TV property to select
> * the output TV mode.
> */
> - struct drm_property *tv_mode_property;
> + struct drm_property *legacy_tv_mode_property;
> +
> /**
> * @tv_left_margin_property: Optional TV property to set the left
> * margin (expressed in pixels).
>
--
Thomas Zimmermann
Graphics Driver Developer
SUSE Software Solutions Germany GmbH
Maxfeldstr. 5, 90409 Nürnberg, Germany
(HRB 36809, AG Nürnberg)
Geschäftsführer: Ivo Totev
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