Hi!
Dne petek, 19. marec 2021 ob 13:49:20 CET je Maxime Ripard napisal(a):
> All the drivers that implement HDR output call pretty much the same
> function to initialise the hdr_output_metadata property, and while the
> creation of that property is in a helper, every driver uses the same
> code to attach it.
>
> Provide a helper for it as well
>
> Signed-off-by: Maxime Ripard <max...@cerno.tech>
> ---
> .../gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 4 +---
> drivers/gpu/drm/bridge/synopsys/dw-hdmi.c | 3 +--
> drivers/gpu/drm/drm_connector.c | 21 +++++++++++++++++++
> drivers/gpu/drm/i915/display/intel_hdmi.c | 3 +--
> include/drm/drm_connector.h | 1 +
> 5 files changed, 25 insertions(+), 7 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
> b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c index
> 22124f76d0b5..06908a3cee0f 100644
> --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
> +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
> @@ -7017,9 +7017,7 @@ void amdgpu_dm_connector_init_helper(struct
> amdgpu_display_manager *dm, if (connector_type == DRM_MODE_CONNECTOR_HDMIA
> ||
> connector_type == DRM_MODE_CONNECTOR_DisplayPort ||
> connector_type == DRM_MODE_CONNECTOR_eDP) {
> - drm_object_attach_property(
> - &aconnector->base.base,
> - dm->ddev-
>mode_config.hdr_output_metadata_property, 0);
> +
drm_connector_attach_hdr_output_metadata_property(&aconnector->base);
>
> if (!aconnector->mst_port)
>
drm_connector_attach_vrr_capable_property(&aconnector->base);
> diff --git a/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c
> b/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c index
> dda4fa9a1a08..f24bbb840dbf 100644
> --- a/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c
> +++ b/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c
> @@ -2492,8 +2492,7 @@ static int dw_hdmi_connector_create(struct dw_hdmi
> *hdmi) drm_connector_attach_max_bpc_property(connector, 8, 16);
>
> if (hdmi->version >= 0x200a && hdmi->plat_data->use_drm_infoframe)
> - drm_object_attach_property(&connector->base,
> - connector->dev-
>mode_config.hdr_output_metadata_property, 0);
> +
drm_connector_attach_hdr_output_metadata_property(connector);
>
> drm_connector_attach_encoder(connector, hdmi->bridge.encoder);
>
> diff --git a/drivers/gpu/drm/drm_connector.c
> b/drivers/gpu/drm/drm_connector.c index 98b6ec45ef96..e25248e23e18 100644
> --- a/drivers/gpu/drm/drm_connector.c
> +++ b/drivers/gpu/drm/drm_connector.c
> @@ -2149,6 +2149,27 @@ int drm_connector_attach_max_bpc_property(struct
> drm_connector *connector, }
> EXPORT_SYMBOL(drm_connector_attach_max_bpc_property);
>
> +/**
> + * drm_connector_attach_hdr_output_metadata_property - attach
> "HDR_OUTPUT_METADA" property + * @connector: connector to attach the
> property on.
> + *
> + * This is used to allow the userspace to send HDR Metadata to the
> + * driver.
> + *
> + * Returns:
> + * Zero on success, negative errno on failure.
> + */
> +int drm_connector_attach_hdr_output_metadata_property(struct drm_connector
> *connector) +{
> + struct drm_device *dev = connector->dev;
> + struct drm_property *prop = dev-
>mode_config.hdr_output_metadata_property;
> +
> + drm_object_attach_property(&connector->base, prop, 0);
> +
> + return 0;
> +}
> +EXPORT_SYMBOL(drm_connector_attach_hdr_output_metadata_property);
> +
> /**
> * drm_connector_set_vrr_capable_property - sets the variable refresh rate
> * capable property for a connector
> diff --git a/drivers/gpu/drm/i915/display/intel_hdmi.c
> b/drivers/gpu/drm/i915/display/intel_hdmi.c index
> c5959590562b..52c051efb7b7 100644
> --- a/drivers/gpu/drm/i915/display/intel_hdmi.c
> +++ b/drivers/gpu/drm/i915/display/intel_hdmi.c
> @@ -2958,8 +2958,7 @@ intel_hdmi_add_properties(struct intel_hdmi
> *intel_hdmi, struct drm_connector *c
> drm_connector_attach_content_type_property(connector);
>
> if (INTEL_GEN(dev_priv) >= 10 || IS_GEMINILAKE(dev_priv))
> - drm_object_attach_property(&connector->base,
> - connector->dev-
>mode_config.hdr_output_metadata_property, 0);
> +
drm_connector_attach_hdr_output_metadata_property(connector);
>
> if (!HAS_GMCH(dev_priv))
> drm_connector_attach_max_bpc_property(connector, 8,
12);
> diff --git a/include/drm/drm_connector.h b/include/drm/drm_connector.h
> index 1922b278ffad..32172dab8427 100644
> --- a/include/drm/drm_connector.h
> +++ b/include/drm/drm_connector.h
> @@ -1671,6 +1671,7 @@ int drm_connector_attach_scaling_mode_property(struct
> drm_connector *connector, u32 scaling_mode_mask);
> int drm_connector_attach_vrr_capable_property(
> struct drm_connector *connector);
> +int drm_connector_attach_hdr_output_metadata_property(struct drm_connector
> *connector); int drm_mode_create_aspect_ratio_property(struct drm_device
> *dev); int drm_mode_create_hdmi_colorspace_property(struct drm_connector
> *connector); int drm_mode_create_dp_colorspace_property(struct
> drm_connector *connector);
For bridge part:
Reviewed-by: Jernej Skrabec <jernej.skra...@siol.net>
Best regards,
Jernej
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